ADTEK ST-LC User manual


ST-LC OPERATION MANUAL(EN) 2011-04-27
1 / 35
ST-LC MATH CONDITIONER WITH LED DISPLAY
OPERAIION MANUAL
■ FEATURES
●Measuring 2 channels 0~10V / 0(4)~20mA or 0~10.0mV/~400.0mV with dual
display screen for dual isolated input
●Field calibration with strain gauge to meet the system requirement
●Accuracy: ± 0.04% or ± 0.1%; Display range: -19999~99999
●Mathematic function Addition / Subtraction / high or low selector in 2 channels
input
●Analogue output, RS 485 communication port or 1 Relay output available
●Analogue output can be selected in 0~10V/0(4)~20mA
●1 Relay output for Hi / Lo energized with Start Delay / Hysteresis / Energized &
De-energized Delay / Relay Energized Hold….. functions
●RS 485 communication port available
●CE Approved
■ APPLICATIONS
Tension and others test equipment / Weighting indication, control and Alarm / Valve chest control of central air
condition ice water system (Tracking High or Low) / Two group of analog signals transfer to RS 485 ---
Communication with PC/PLC
■ FUNCTION DEFINE
■Character Symbol
A b C d E F G H i J K L M
a b c d e f g h i j k l m
n o P q r S t U v W X y Z
n o p q r s t u v w x y z
1 2 3 4 5 6 7 8 9 0 / .
1 2 3 4 5 6 7 8 9 0 / .
■ Input & Scaling
ST-LC has two inputs (internal isolation between two
inputs),the customer may according to the scene need,
assing two different inputs,example:input 1 is 4~20mA
and input 2 is Pt100Ω(Optional);This two inputs may
also establish the related parameter individually,
establish mathematics function between two inputs。
Input Range [ aIlo]& [ aOhi]
The meters had been set the input range as per order
code (ex. 0~10V or 4(0)~20mA) in factory. If the meters
requested to convert into difference inputs ranges, the
meters can be switched function [ aIlo] and [ aIhi] in
[input group]to meet the input signal. For example:
The meter is 0~10Vdc input, and the signal from sensor
is 2~10Vdc. Please enter into the [input group] to set
[ aIlo] (Analogue input Low) to be 20.00% (10V x
20.00% = 2V), then the meter has been converted the
input range into 2~10Vdc and the all relative
parameters be processed by 2~10V.
Default Input:
[aIlo]: )00%, [aIhi]: 10)00%
[lOsc]: )0 0, [hIsc]: 10)00
Change to [aIlo]: 2)00 %, [aIhi]: 10)00 %
[lOsc]: )0 0, [hIsc]: 15)00
SCALE
INPUT
0
V
10
V
5V
%50.00%
2V
19(99
[hIsc]
[
l
O
s
c
]
)
00
[
a
Ilo
]
)
00 %
[
a
Ihi
]
10)00
%
[
aIlo
]
2
)00
15)00
[hIsc]
1
0
)
00
Scaling Function [ hIsc]and [ lOsc]
Programming range: -19999~+29999counts
Setting the [ lOsc](Low scale) and [ hIsc] (High scale)
in [input group]which are relative to input signal.
Reverse scaling will be set too. Please refer to the below
figures as following,
Default: [lOsc]: )00, [hIsc]: 10)00
Change to [lOsc]: 5)00, [hIsc]: 19(99
SCALE
INP U
T
)
0
0
19(99
10)00
5
)00
Reverse slop
[
hIsc
]
[
hIsc
]
[lOsc]
[lOsc]
%
)
0
0%
5
)00 %10)
0
0
*Lower resolution display may be caused by more
narrow scale. If the [ aIlo]& [ aIhi]have been
changed, the [ lOsc]&[ hIsc]will be related to the
new setting of [ aIlo] &[ aIhi].

ST-LC OPERATION MANUAL(EN) 2011-04-27 2 / 35
■ Display Functions
Mathematics Function: Display screen may carry out
mathematics+-×÷ and display operation result
►If operation result surpasses 99999,the display will
be ovfl(overflow)
►When ×(multiply operation),decimal point display
automatically for the biggest resolution,decided by
product result of hi.sC1 (High Scale of input 1) and
hi.sC2 (High Scale of input 2)
For example: hi.sC1 is 100.00;hi.sC2 is 200.00
multiplication result to display 20000,and does
ont have decimal point or
hi.sC1 is 10.000;hi.sC2 is 5.00 multiplication
result to display 50.000 and decimal digits is 3
►When ÷(division operation),decimal point is decided
by dividend of hi.sC1 (High Scale of input 1) and
hi.sC2 (High Scale of input 2)
For example: hi.sC1 is 800.00;hi.sC2 1s 20.000;
division result to display 40.00
Tracking high or low value:
When [ pV12]is setted trKhi or trKlo,display
screen will display high or low value of two inputs,this
function most adapts uses in HVAC control。
Max / Mini recording
In order to review & trace the drifting PV, the meters
will keep the values of maximum and minimum in [user
level]during power on. User can reset the values by
[Mrst]in [user level]. And it'll record new maximum
and minimum value immediately after reset.
Display function [dsply] for display screen
The [dsply]function in [input group]can be set
to show present value pv , Maximum Hold maXhd
or Minimum Hold miNhd or Remote display by RS485
command rs485. Please refer to following for detail.
●Present value pv
Display screen will show the value that is relative to
input and [ lOsc](Low scale) and [ hIsc] (High scale)
setting.
●Remote display rs485 by RS485 command
In past, The meter normally receive 4~20mA or 0~10V
from AO card or BCD card of PLC. We built-in a new
solution by RS485 which it can writing the value to the
display screen so that saving costs of AO and wiring
connecting to PLC simultaneously. When the [dsply]
function set to be rs485, the LED display no longer
appear the input signal on the meter then the PV screen
will display the data from RS485 command. The
data(number) will be same function as PV which it will
compare with set-point, analogue output and ECI
functions.
Low Cut [lOcut]
Settable range from -19999~+29999 digits.
if set the positive value (X1) here to display "0" which it
expressed to be low-cut the PV between "+X1(plus)" &
"-X1(minus)" /absolute value
PV< l Setting value (X1) l, the display will be shown 0
EX: Low Cut is set for 0.50. If the display is from
-0.50~+0.50, that will be 0.
Low Cut set to be +0.50
Low Cut is set for 0.50, if the PV is
from -0.50~+0.50, that display will be 0.
PV according
to input signal
Present
Value
Low cut
function
0.50
-0.5
0
)
50
[
l
Ocut
]
X
1
-
X
1
If set the negative value (X2) here to display "X2"
which it expressed to be low-cut the PV that it's under
the X2 setting value;
PV< Setting value(X2), the display will be shown X2.
EX: Low Cut is set for -0.01. If the display is < -0.01, and
all the display will be -0.01.
Low Cut set to be -0.10
-0.1
0
Low cut
function
Low Cut is set for -0.10, if the PV is
under (< = -0.10), that display will be -0.10.
Present
Value
PV according
to input signal
-
)
10
[
lOcut
]
X
2
Digital Fine Adjustment [pVzro] &[pVspn]
Settable range from -19999~+29999 ;
Users can get "Fine Adjustment PV" by front key on
the meter for lower and/or higher points. “Just Key-In”
the value, if user wants to show the value in input
signals currently.
Especially, the [pVzro]&[pVspn]are not only in
zero & span of PV, but also randomly lower point in
function [pVzro]& randomly higher point in function
[pVspn]. The meter will be auto-linearization for full
scale.
The adjustment can be cleared in function [ZSclr].
Default Input: [lOsc]: )00, [hIsc]: 19 (99
Digital fine adjustment:
input 2.75V, [pVzro]set to be 8)00
input 9.00V, [pVspn ]set to be 17)00
Display: Low point from 55.00 to 80.00
High point from 180.00 to 170.00
SCALE
INPUT
0
V10V5V
2.75
V
9.00V
19(99
[
hIsc
]
[
lOsc
]
)
00
10)00
1
8
)
00
5
%
0
0
8
)
00
17
)
00
*Please make sure that the [pVzro]point must be less
than [pVspn]during the process of digital fine
adjustment. Generally, the interval should be over 50%
of input range. If the interval is too narrow, that may be
made bigger error between zero and span.

ST-LC OPERATION MANUAL(EN) 2011-04-27
3 / 35
■ Reading stable functions
■ Relay Functions
Average Display update [ avg]
Settable range: 1~99 times;
Jittery Display caused by the noise or unstable
signal. User can set the times to average the readings,
and to get smoothly display.
Remark: To set the average times with higher will make
the response time slower of Relay and
Analogue output.
The meter’s sampling is 15cycle/sec
If the [ avg](Average) set to be 3 to express the
display update with 5 times/sec.
The meter will calculate the sampling 1-3 and update
the display value. At meantime, the sampling 4-6 will be
processed to calculate.
Average set to be 3
…….Sample 1 Sample 2 Sample 3 Sample 4 Sample 5 Sample 6 …….
Display Update Value =
(Sample 1 + Sample 2 + Sample 3)/3
Display Update Value =
(Sample 4 + Sample 5 + Sample 6)/3
Moving Average update [mVavg]
Settable range: 0(no function)/1~10 times;
Jittery Display caused by the reasons as like as
noise or unstable signal. User can set the times to
average the readings, and get smoothly display.
Remark: To set the moving average times with higher
wouldn’t affect the response time of Relay and
Analogue output except the 1st updated display value
will be slower.
The meter’s sampling is 15cycle/sec. If the
[mVavg](Moving Average) set to be 3 expressed
the display update with 15 times/sec.,
In the first updated display value will be same as
average function. In the next updated display value, the
function will get the new fourth sample (sample 4) then
throw away the first sample (sample 1) that the newest
3 samples(sample 2,3,4) will be calculated for the
updated display value.
Moving Average set to be 3
Sample 1 Sample 2 Sample 3 Sample 4 Sample 5 Sample 6 …….
In first 3 samples, Display Update Value
= (Sample 1 + Sample 2 + Sample 3)/3
Display Update Value
= (Sample 2 + Sample 3 + Sample 4)/3
Display Update Value
= (Sample 3 + Sample 4 + Sample 5)/3
Display Update Value
= (Sample 4 + Sample 5 + Sample 6)/3
…….
Digital filter [Dfilt]
Settable range from 0(None)/1~99 times.
The digital filter can reduce the influence of spark
noise by magnetic of coil.
If the values of samples are over digital filter
band(fixed in firmware and about 5% of stable reading)
3 times (Digital Filter set to be 3) continuously, the meter
will admit the samples and update the new reading.
Otherwise, it will be as treat as a noise and skip the
samples.
ST-LC series offer the 2 relay outputs with more
flexible and multi-functions. They can be programmable
individually in [relay group]。Please refer to the
description as following;
Relay energized mode [ ry_.md]Hi / Lo / Hi(Lo) latch /
DO
●Hi ( h i ) (Fig.1-c): Relay will be energized,
when PV > Set Point
●Lo ( l o ) (Fig.1-d): Relay will be energized,
when PV < Set Point
Hi / Lo Relay Energized Fig.1
Hi S ett ing
Hi Relay Energized ON
Lo S et ting
Hi Relay Energized
O
N
h
i
l
o
[ry_.sp]
[ry_.sp]
[
r
y_.md]d
c
●Hi alarm & latch / Lo alarm & latch (hIhld / lOhld)
The relay energized with latched function is for
electrical safety and human protection.
For example, a current meter relay installed for the
over current alarm of motor. Generally, over current of
motor caused by over load, mechanical dead lock, aging
of insulation and so on. Above cases will alarm in the
meter, if the user doesn't figure out the real reason and
re-start the motor. It may damage the motor. The
functions of Hi.HLD & Lo.HLD are designed must be
manual reset the alarm after checking out and solving
the issue. It's very important idea for electrical safety
and human protection.
As the PV Higher (or lower) than set-point, the relay
will be energized to latch except manual reset by from
key in [user level]rYrst is closed.
Relay Energized Latch & Reset
H
i. HLd(Hi Latch)
R
elay Energized ON
R
eset Relay Latch
b
y ECI or Fr on t Key
ON
Le vel T rig ge r
Hi Setting
h
Ihld
[
r
y
_
.md]
r
Yrst
[
e
ci._]
[
r
y
_
.sp]
●do(Digit Output) ( do ):
The function has been designed not only a meter but
also an I/O interface. In the case of motor control
cabinet can't get the remote function. It's very easily to
get the ON/OFF status of switch from ST-LC series with
RS485 function.
If the [ry_.md]had been set do, the relay will be
energized by RS485 command directly, but no longer to
compare with set-point.
Start delay band [ rYsb]and Start delay time [ rYsd]
The functions have Been designed for,
1. To avoid starting current of inductive motor (6 times of
rated current) with alarm.
2. If the ry_.md relay energized mode had been set to
be lo(Lo) or lOhld(Lo & latch). As the meter is

ST-LC OPERATION MANUAL(EN) 2011-04-27 4 / 35
power on and no input to display the "0" caused the
relay will be energized. User can set a band and delay
time to inhibit the energized of relay.
●Start band [ rYsb](Fig.2-c):
Settable range from 0~9999 Digits
●Start delay time [ rYsd](Fig.2-d):
Settable range from
0.0(second)~9(minutes)59.9(seconds);
Start Delay Fig.2
Start Dela y T im e
Start Band
Hi Setting
Relay
Energized ON
Inhibit
Inhibit
[ rYsb]
[
ry_ .sp
]
[
rYsd
]
c
d
Hysteresis [ ry_,hy](Fig.3-c)
Settable range from 0~9999 Digits
A
s the display value is swing near by the set point to
cause the relay on and off frequently. The function is to
avoid the relay on and off frequently such as
compressor…….etc.,
User can set a band to prevent from the relay on and
off frequently
Relay energized delay [ ry_,rd](Fig.3-d)
Settable range from
0.0(second)~9(minutes)59.9(seconds);
The function is to avoid the miss action caused by
noise. Sometime, the display value will swing caused by
spark of contactor…………etc.. User can set a period to
delay the relay energized.
Relay de-energized delay [ ry_,fd](Fig.3-e)
Settable range from
0.0(second)~9(minutes)59.9(seconds)
Energized / De-energized
Delay & Hysteresis
Fig.3
ON
Hysteresis
D
e
-energized
dela
y
time
Hi Se ttin g
Relay
Energize d
[
ry_.sp
]
[ry_.hy]
[ry_.rd][ry_.fd]
Energized delay time
c
de
■ Analogue Output Functions
Please specify the output type either 0~10V or
4(0)~20mA in ordering code. The output low and high
can be programmable which it's related with various
display values. Reverse slope output is decided by
reversing point positions.
Output range selection ([aOtyp])
●Voltage output specified
Programming : V0-10(0~10V) / V0-5(0~5V) /
V1-5(1~5V)
●Currnet output specified
Programming : A4-20(4~20mA) / A0-20(0~20mA) /
A0-10(0~10mA
Low Output corresponds to Low display value
[ aOls]
Settable range: -19999~+29999;
Setting the Low Display value versus Low output range
(as like as 4mA in A4-20).
High Output corresponds to High display value
[ aOhs]
Settable range: -19999~+29999;
Setting the High Display value versus High output range
(as like as 20mA in A4-20)
De fa u lt: [aOls]: )00, [aOhs ]: 10)00
Change to [aOls]: 5)00, [aOhs]: 19(99
SCALE
OU TP UT
0% 100%50%
[
a
Ohs
]
[
A
Ols
]
)
00
1
9
(99
[
a
Ohs
]
1
0
)
00
5
)00
*The interval between [ aOhs]and [ aOls]should be
with minimum over 20% of span; otherwise, it will
reflect the less resolution of analogue output.
Fine Zero & Span Adjustment for Analogue Output
Users can get Fine Adjustment of analogue output
by front key on the meter. Please connect standard
meter to the terminals of analogue output for measuring
the output value. To press the front key(up or down key)
of meter for adjusting and checking the output.
●Fine Zero Adjustment for Analogue Output [aOzro]:
Settable range: -38011~27524;
●Fine Span Adjustment for Analogue Output [aOspn]:
Settable range: -38011~27524;
High Limited for Analog Output [aOlmt]
Settable range: 0.00~110.00% of High output;
User can set the output in high limit to avoid
destroying the receiver or protection system.
Set Scaling: [lOsc]: )00, [hIsc]: 19(99;
Output: [aOls]: 5)00 (Display value Low),
[aOhs]: 15)00 (Display value High);
[aOlmt]: 8)00%( of Output Range)
0.00% 100.00%50.00%
OUTPUT
A
o.LMt: 80.00%
80.00%
SCALE
19(99
[hIsc]
)
00
[lOsc]
10)00
5
)
00
[aOls]
15
)
00
[aOhs]
[aOlmt]

ST-LC OPERATION MANUAL(EN) 2011-04-27
5 / 35
■ RS485 Communication
ST-LC can be used as Remote Terminal Unit (RTU)
for monitoring and controlling in a SCADA (Supervisor
Control And Data Acquisition) system. It can read
measured value and controls the relays output (DO) by
RS485 communication ports.
●Protocol: Modbus RTU Mode
●Baud Rate [ baud]:
Programmable 1200/2400/4800/ 9600/ 19200/ 38400
●Data Bits: 8 bits
●Stop Bits: Programmable 1 bit or 2 bits
●Parity [prity]: Programmable Even / Odd / None
Device Number [adres]: Settable 1~255
ST-VA & ST-F APPLICATION FOR VOLTAGE / CURRENT & FREQUENCY MEASURING
RS 485
Modbus RTU Mode (up to 38400bps)
1 Relay Output:
Mode: High or Low Energized / Energized Hold / DO
Functions: Start delay / Energized & De-energized
delay / Hysteresis
Analo
g
Output 0~10V/0(4)~20mA
Display:
Mode: Measuring Value / Maximum Hold / Minimum
Hold / Reading value from RS485 command
Shunt
Motor
Distributor
E
◄
◄
◄
ENT
MULTI-FUNCTION CONVERTER
M
.
H
.
D
.
H
.
COM
RL
E
◄
◄
◄
EN
T
MULTI-FUNCTION CONVE RTE
R
M
.
H.
D
.
H
.
COM
RL
E
◄
◄
◄
EN
T
MULTI-FUNCTION CONVERTE
R
M
.
H.
D
.
H
.
COM
RL
■ Field Calibration
In pass time, the engineers have to take a lot of time to adjust and calibrate meters or converters which the purpose
of co-coordinating with zero and span of machinery structure for the Load Cell or Potentiometer measuring. Now, our
ST-LC with innovation functions against above to make the engineer operated easily and smoothly that it's called
“Field Calibration”.
●The low calibration of machinery structure is not need the exactly "zero" to calibrate, because of the "field calibration"
function could be calibrate any lower point.
●After the calibration completes, may set low scale and high scale that are relative to the calibration low point and high
point directly.
●Field calibration wouldn’t change the default calibration. After user completing the field calibration, it can also select
default calibration if the user wants.
Please according to the sequence to do the Field Cal.
( ÖÖÖÖ)
H
1
CAL.Lo
CAL.LS
2
4
CAL.Hi
CAL.HS
5
3
Se t up p late
to cal. Low
Put the standard
to C al. H igh
E
?
?
?
EN
MULTI
-
FU NC TIO N
M
D
CO
RL
1 2 3 4 5

ST-LC OPERATION MANUAL(EN) 2011-04-27 6 / 35
■ ORDERING INFORMATION
ST−LC−
Input
Signal 1
Input
Signal 2
−
Relay
Output
−
Analogue
Output
−
RS 485
Port
−
Aux.
Power
CODE VOLT INPUT
CODE CURRENT INPUT
CODE
RELAY O/P
CODE
ANALOG O/P
CODE
RS485 PORT CODE AUX. POWER
VC 0 ~ 100 mV S1 0 ~ 10 mV
NNone
NNone
NNone
A1 AC 115 V
V1 0 ~ 10 V S4 0 ~ 20 mV
R1 1 Relay
8 RS 485 A2 AC 230 V
A1 0(4) ~ 20 mA S6 0 ~ 40 mV R2 2 Relay V0(1) ~ 5 V
0 ~ 10 V
VO Specify V input SO Specify mV input
ADH AC/DC 85~264 V
AO Specify A input I 0 ~ 10 mA
0(4)~20 mA
ADL DC 20~56V
2 outputs can be specified at most for 1 Analogue、1 RS485 及2 Relays;
For example: specify 1 Analogue and 1 RS485 (2 outputs)
Model No.: ST-LC-xx-N-I-8-xx
OPTION 1 OPTION 2 OPTION 3
OPTION 4
■ Dimensions ■ Installation
(
UNIT: mm
)
2 x
ψ
4.5
74.0
7.60
9
70.0
5 8
76
2 10
11
1
4
3
50.0
102.0
130.0
80.0
50.0
DIN RAIL 35mm
CLAMP
4mm dia. MTG
HOLE,
15mm deep
■ Wiring Diagram
Connector
10A/300Vac,
M3.0, 1.3~3.5mm2 (22~12AWG);
Max torque: 13Kg-cm
7.0mm max
7.0mm max
Please set the torque of automotive screwdriver to match
the limited of terminals.
OUTPUT 1 OUTPUT 2
TERMINAL 1+ & 2- TERMINAL 3+ & 9-
2 O/P RS485 ANALOGUE
2 O/P ANALOGUE RELAY
2 O/P RS485 RELAY
2 O/P RELAY RELAY
1 O/P ANALOGUE
1 O/P RS485
1 O/P RELAY
A
UX.
POWE
R
9
4
3
INPUT
1
INPUT 2
10
2
1
11
8
5
6
7
OUTPUT1
A
B
OUTPUT2
Remark: ST se ries ha s been
designed in multi-output
with limited terminals.
Plea se che ck the output
functions and specify
terminals as label on
product before wiring.
Power Supply
Please check the voltage of power supplied first, and
then connect to the specified terminals. Herein,
recommended that power supplied with protection by a
fuse or circuit breaker to the meter.
Isolation Transfomer
L
N
G
L
N
G
1A Fuse
AC115/230V
AC85~ 264V
For input and RS485 wiring, Herein recommended using
twin wire with shielding
RS485 Communication Port
RS485
Port
A
B
Max. Distance: 1200M
Terminate Resistor
(at latest unit):
120~300ohm/0.25W
(typical: 150ohm)

ST-LC OPERATION MANUAL(EN) 2011-04-27
7 / 35
■ OPERATIONS
■ FRONT PANEL
EN
?
?
?
EN
T
M ULTI-FUNCTION CON VERTE
R
M.H.
D.H.
CO
M
RL
Comm. status
Relay status
Operation ke
y
Display screen
Numeric Screen:
●: 0.28”(0.71cm) red high-brightness LED;
I/O Status Indicators:
●Relay Energized: 1~3 square read LED
RL1
display when Relay 1 has been energized;
RL2
display when Relay 2 has been energized;
RL3
display when Relay 3 has been energized;
●COM
RS 485 Communiaction: 1 square orange LED
will flash express the meter is receive or send data,
and flash quickly means the data transient quicker.
●Stickers: Each meter with a sticker to describe what
the functions together with engineer label
enclosure.
●Function Stickers:
●Relay Energized:
H
H
HH Energized H i Hi Energized
L
o
Lo Energized L
L LL Energized
H
i.
H
Hi Energized & Latch Lo
.
H
Lo Energized & Latch
D
O
RS485 Energized
Pass Code: Settable range:0000~9999;
User must key-in the exactly pass code for access
to [Engineer Level]. Otherwise, the meter will return to
measuring page. If user forgets the pass code, please
contact with your service window.
Function Lock: There are 3 levels programmable.
●None( none): no lock at all. User can access to all
level for checking and setting.
●User Level( user): User Level lock. User can access
to User Level for checking, but can not setting.
●Programming Level( eng ): Programming level lock.
User can access to programming level for checking,but
can not setting.
●ALL( all ): All lock. User can access to all level for
checking but can not setting.
■ Error Massage
BEFORE POWER ON, PLEASE CHECK THE SPECIFICATION AND CONNECTION AGAIN.
DISPLAY DESCRIPTION:REMARK
ovfl Display is positive-overflow (Signal is over display
range) Please check the input signal
-ovfl Display is negative-overflow (Signal is under display
range) Please check the input signal
ovfl ADC is positive-overflow (Signal is higher than input
120%) Please check the input signal
-ovfl ADC is negative-overflow (Signal is lower than input
-120%) Please check the input signal
eep
fail EEPROM occurs error Please send back to manufactory for
repaired
aiCng
pv Didn’t execute the calibrate of Input Signal Please process Calibrating Input Signal
aic
fail Input signal calibrated error Please check Calibrating Input Signal
aoCng
pv Didn’t execute the calibrate of output Signal Please process Calibrating Output Signal
aoc
fail Output Signal calibrated error Please check Calibrating Output Signal

ST-LC OPERATION MANUAL(EN) 2011-04-27 8 / 35
■ Operation Key:
*Please access to the Programming Level to check and set the parameters when users start to run the meter
Operating Key: 4 keys for
Enter(Function) /
Shift(Escape) /
Up key /
Down key
The meter has designed operation similar as PC's and Enter . In any page, press
key means "enter" or
"confirm setting", and press
key means "escape( Esc )" or "shift".
In Programming Level, the screen will return to Measuring Page after do not press any key over 2 minutes, or press
for 1 second.
Function Index Setting Status
(= )
Enter/Fun key
(1) In any page, press
to access the level or
function index
(2) From the function index to access setting status
(3) Setting Confirmed, save to EEProm and go
to next function index
(=
)
Shift key
(1) In measuring page, press
for 1 second to
access user level.
(2) In function index, press
for 1 second to go
back upper level.
(3) In function group index, press
for 1 second
to go back measuring page
(4) In setting status, press
to Shift the
setting position.
(5) In setting status, press
for 1 second to
abort setting and go back this function
index.
(= )
Up key
(1) In function index, press
to go back to
previous function index
(2) In setting status for function, press
to
select function
(3) During number Setting, press
can roll
the digit up
(= )
Down key
(1) In Function Index Page, press
will go to the
next Function Index Page.
(2) In setting status for function, press
to
select function
(3) During number Setting, press
can roll
the digit down.

■OPERATING DIAGRAM
Power on
User Level
Press for 1 second to back to Measuring Page
*****
Self-diagnosis
sTlc
Display the model
number
0−1
pV1
10)00
pV1: Present Value
1
Review only
0−4
r
y
@
s
p
10)00
ry@sp: Relay 2
Set-point setting
Settable Range:
-19999~+29999
0−7
m
a
X
1
2
5
9
(99
maX12: Maximum
memorize for
mathematic of PV1
and PV2
Review only
ver!0
Display the software
version
ver!0: Version 1.0
0−2
pV
2
10)00
pV2: Present Value
2
Review only
0−5
r
Y
rst
n
o
rYrst: Reset for
energized latch of
Relay
yes / n o
0−8
M
rst
n
o
Mrst: Maximum &
Minimum storage
reset
yes / n o
16*88
MEASURING PAGE
按1秒
按1秒
0−3
ry!sp
10)00
ry!sp: Relay 1
Set-point setting
Settable Range:
-19999~+29999
0−6
m
i
N
1
2
-1
)
00
miN12: Minimum
memorize for
mathematic of PV1
and PV2
Review only
0−9
s
T
l
c
v
e
r!0
The model number
fameware version
Review only
Pcode
enter
Enter the password
to get into Engineer
Level
Pass code
Default=1000
inpT1
group
INPUT GROUP 1
inp
T
2
group
INPUT GROUP 2
r
elay
g
roup
RELAY GROUP
a
o
g
roup
ANALOGUE
OUTPUT GROUP
r
s485
g
roup
RS485 GROUP
▼
Engineer Level
NO
Y
ES
Press for 1 second to back to Measuring Page
▲
ST-LC OPERATION MANUAL(EN) 2011-04-27
9 / 35

Pass code
Default=100
0
inpT1
group
INPUT GROUP 1
inpT
2
group
INPUT GROUP 2
r
elay
g
roup
RELAY GROUP
a
o
g
roup
ANALOGUE
OUTPUT GROUP
r
s485
g
roup
RS485 GROUP
A1−1
▼
▲
ai!lo
)00
ai!.lo: Analogue
low of input 1
Settable Range:
0.00~100.00%
A2−1
ai@lo
)00
[email protected]: Analogue
low of input 2
Settable Range:
0.00~100.00%
B−1
r
Ysb
0
rYsb: Start band
for Relay energized
Settable Range:
0~9999 counts
D−1
a
O
t
yp
A
4-
2
0
aOtyp: Analogue
Output type
selection
V0-10 / V0-5 /
V1-5 / A0-20 /
A4-20 / A0-10
E−1
a
d
r
e
s
1
adres: Device
number of the
Settable Range:
1~255
A1−2
ai!hi
10)00
ai!hi: Analogue
high of input 1
Settable Range:
0.00~100.00%
A2−2
ai@hi
10)00
ai@hi: Analogue
high of input 2
Settable Range:
0.00~100.00%
B−2
r
Ys
d
)
0)0
rYsd: Start delay
time for Relay
energized
Settable Range:
0:00.0~9(m):59.9(s)
D−2
a
O
l
s
)
00
aOls: Analogue
Low Output
relative Low Scale
Settable Range:
-19999~+29999
E−2
b
aud
9
600
baud: Baud rate
1200 / 2400 /
4800 / 9600 /
19200 / 38400
A1−3
pv!dp
)00
pv!dp: Decimal
Point of PV 1
0 / )0 /
)00 / )000 /
0.0000
A2−3
pv@dp
)00
pv@dp: Decimal
Point of PV 2
0 / )0 /
)00 / )000 /
0.0000
B−3
r
y!md
h
i
ry!md: Relay 1
energized mode
off / l o /
hi / lOhld /
hIhld / do
D−3
a
O
h
s
10
)
00
aOhs: Analogue
High Output
relative High Scale
Settable Range:
-19999~+29999
E−3
p
rity
N
st
B
2
prity: Parity
Nstb.1 / Nstb.2 /
odd / even
A1−4
lOsC1
)00
lOsC1: Low scale
of input 1
Settable Range:
-19999~+29999
A2−4
lOsC
2
)00
LOsC2:Low scale
of input 2
Settable Range:
-19999~+29999
B−4
r
y!
h
y
0
ry!hy: Relay 1
Hysteresis
Settable Range:
0~5000 counts
D−4
a
O
z
ro
0
aOzro: Fine Zero
Adjustment for
Analog Low Output
Settable Range:
-38011~+27524
A1−5
hIsC1
29(99
hIs C1: High scale
of input 1
Settable Range:
-19999~+29999
A2−5
hIsC
2
29(99
hIs C2:High scale
of input 2
Settable Range:
-19999~+29999
B−5
r
y!
r
d
)
0)0
ry!rd: Relay 1
energized delay
time
Settable Range:
0:00.0~9(m):59.9(s)
D−5
a
O
s
pn
0
aOspn an: Fine Sp
Adjustment for
Analog High
Output
Settable Range:
-38011~+27524
A1−6
pv!zo
)00
pv!zo: Fine Zero
Adjustment for PV 1
display
Settable Range:
-19999~+29999
A2−6
pv@zo
)00
pv@zo: Fine Zero
Adjustment for PV
2 display
Settable Range:
-19999~+29999
B−6
r
y!
f
d
)
0)0
ry!fd: Relay 1
de-energized delay
time
Settable Range:
0:00.0~9(m):59.9(s)
D−6
Z
Sclr
n
one
ZSclr: Zero &
Span Clear for
Adjustment
none / aOzro /
aOspn / both
Next Page
Next Page
Next Page
Next Page
Press for 1 second to back to Measuring Page
Engineer Level
ST-LC OPERATION MANUAL(EN) 2011-04-27
10 / 35

A1−7
pv!sn
)00
pv!sn: Fine Span
Adjustment for PV
1 display
Settable Range:
-19999~+29999
A2−7
pv@sn
)00
pv@sn: Fine Span
Adjustment for PV
2 display
Settable Range:
-19999~+29999
B−7
r
y
@
m
d
h
i
ry@md: Relay 2
energized mode
off / l o /
h i / lOhld /
hIhld / d o
D−7
a
O
l
mt
11)0
0
aOlmt: Analog
Output High Limit
Settable Range:
0.00~110.00%
A1−8
ZScl1
none
ZScl1: Clear Fine
Zero & Span
Adjustment for PV
1 display
none / pv!zo /
pv!sn / both
A2−8
ZScl
2
none
ZScl2: Clear Fine
Zero & Span
Adjustment for PV
2 display
none / pv@zo /
pv@sn / both
B−8
r
y
@
h
y
0
ry@hy: Relay 2
Hysteresis
Settable Range:
0~5000 counts
A1−9
pV12=
pV1
pV12: Math
function of PV
pV1 / p V 2 /
!adD2 / !suB2 /
@suB1 / !muL2 /
!diV2 / @diV1 /
trKlo / trKhi
A2−9
pV12=
pV1
pV12: Math
function of PV
pV1 / p V 2 /
!adD2 / !suB2 /
@suB1 / !muL2 /
!diV2 / @diV1 /
trKlo / trKhi
B−9
r
y
@
r
d
)
0)0
ry@rd: Relay 2
energized delay
time
Settable Range:
0:00.0~9(m):59.9(s)
A1−10
dsply
pV12
dsply: Display
Function
pV12 / miN12 /
maX12 / rs485
A2−10
dsply
pV12
dsply: Display
Function
pV12 / miN12 /
maX12 / rs485
B−10
r
y
@
f
d
)
0)0
ry@fd: Relay 2
de-energized delay
time
Settable Range:
0:00.0~9(m):59.9(s)
A1−11
lOcT1
)00
lOcT1: Low Cut to
show “0” for PV 1
display
Settable Range:
-19999~+29999
A2−11
lOcT
2
)00
lOcT2: Low Cut to
show “0” for PV 2
display
Settable Range:
-19999~+29999
A1−12
avg
5
avg: Average for
PV
Settable Range:
1(None)~99times
A2−12
avg
5
avg: Average for
PV
Settable Range:
1(None)~99times
A1−13
mVavg
1
mVavg: Moving
Average for PV
Settable Range:
1(None)~10times
A2−13
mVavg
1
mVavg: Moving
Average for PV
Settable Range:
1(None)~10times
A1−14
Dfilt
0
Dfilt: Digital filter
Settable Range:
0(None)/1~99times
A2−14
Dfilt
0
Dfilt: Digital filter
Settable Range:
0(None)/1~99times
Next Page
Next Page
ST-LC OPERATION MANUAL(EN) 2011-04-27
11 / 35

A1−15
12 / 35
Pcode
0000
Pcode: Pass code
setting for access
Engineer Level
Settable Range:
0000~9999
A2−15
Pcode
0000
Pcode: Pass code
setting for access
Engineer Level
Settable Range:
0000~9999
A1−16
Flock
none
Flock: Function
level lock
none / user /
eng / a l l
A2−16
Flock
none
Flock: Function
level lock
none / user /
eng / a l l
■ Field Calibration Level
168*8
Measuring Page
Pcode
enter
&
Pass Code Page
Fcode
enter
Pass Code for Field
Calibration Level
◘Once the user select field calibration, the [lOsC1]or [lOsC2]
(step A1-4 or A2-4) and [hIsC1] or [hIsC2](A1-5 or A2-5) will
be instead of [lOsC1] or [lOsC2] (F2 or F7) and [hIsC1] or
[hIsC2] (F4 or F9), and can not to be change. If user has to
change the scaling, it's the only way to access field
calibration level to set in [lOsC1] or [lOsC2] (F2 or F7) and
[hIsC1] or [hIsC2] (F4 or F9).
◘Please double check the [lOsC1]or [lOsC2](step A1-4 or
A2-4) and [hIsC1] or [hIsC2](A1-5 or A2-5) are correct after
selection the deflt or field
Pass code
default=2000
Press
F−1
ca!lo
88888
Adjust the structure to be a lower signal output
status(or any lower status) and keep it in stable.
Ca!lo: Field calibration low of input 1
¾Press to read signal of the lower status.
¾Press again to finish the calibration lower point, and
go to next page.
F−2
lOsC1
88888
lOsC1: the value to be set is relative to Field
Calibration low point of input 1
¾Press to set the value of lower scale
F−3
ca!
h
i
88888
Adjust the structure to be a higher signal output
status(or any higher status) and keep it in stable.
Ca!hi: Field calibration high of input 1
¾Press to read signal of the higher status
¾Press again to finish the calibration higher point, and
go to next page.
NO
Y
ES
ST-LC OPERATION MANUAL(EN) 2011-04-27
12 / 35

ST-LC OPERATION MANUAL(EN) 2011-04-27
13 / 35
F−4
hIsC1
88888
hIsC1: the value to be set is relative to Field
Calibration high point of input 1
¾Press to set the value of Higher scale
F−5
CseL1
defld
¾CseL1: Calibration parameter selection of input 1
¾Press to access the function and stand by selection
or
¾Press to select
(default: defld);
Settable: defld / field
defld (default calibration) field (Field calibration)
F−6
ca@
l
o
88888
Adjust the structure to be a lower signal output
status(or any lower status) and keep it in stable.
Ca@lo: Field calibration low of input 2
¾Press to read signal of the lower status.
¾Press again to finish the calibration lower point, and
go to next page.
F−7
lOsC
2
88888
lOsC2: the value to be set is relative to Field
Calibration low point of input 2
¾Press to set the value of lower scale
F−8
ca@
h
i
88888
Adjust the structure to be a higher signal output
status(or any higher status) and keep it in stable.
Ca@hi: Field calibration high of input 2
¾Press to read signal of the higher status
¾Press again to finish the calibration higher point, and
go to next page.
F−9
hIsC
2
88888
hIsC2: the value to be set is relative to Field
Calibration high point of input 2
¾Press to set the value of Higher scale
F−10
CseL
2
defld
¾CseL2: Calibration parameter selection of input 1
¾Press to access the function and stand by selection
¾Press or to select
(default: defld);
Settable: defld / field
defld (default calibration) field (Field calibration)

ST-LC OPERATION MANUAL(EN) 2011-04-27 14 / 35
■ Operating Steps
User Level
INDEX FUNCTION DESCRIPTION PARAMETERS & SETTING SET
POWER
ON
Please check the specification and
wiring diagrams firstly.
*****
Self-diagnosis (LED All bright)
sTva
Model
Ver@0
Firmware version
168*8
Measuring Page
Press for 1 second return to Measuring Page
0−1
pV1
)0
pV1 (PV1 disply): Present Value 1;
Review only
0−2
pV2
)0
pV2 (PV1 disply): Present Value 2;
Review only
0−3
ry!sp
100)0
100)0
200)0
ry!sp(rY1.SP): Relay 1 Set-point setting Settable Range: -19999~+99999
Shift Up Down Enter
0−4
ry@sp
100)0
100)0
100)0
ry@sp(rY2.SP): Relay 2 Set-point setting Settable Range: -19999~+99999
Shift Up Down Enter
0−5
rYrst
no
no
yes
rYrst(rY.rSt): Reset for energized hold
of Relay:
If the [ry_.md](step B-3/7) set to be hIhld
or lOhld, and the present value(PV) reach
to the condition of relay energizing that the
relay will be energized and latching.
At mean time, user can reset the relay
latching in here.
Programmable: yes / no
yes(Yes): reset the relay latching.
no(No): abort to reset the relay
latching.
Up Down Enter
※Be careful, the relay has been
energizing and latching again even
user had set here to reset the relay
latching.. if the PV still reach to the
condition of relay energized.
0−6
miN12
-1)0
miN12 (Min.12): Miniimum storage of
PV1 and PV2 with math function( pV12)
Review only
0−7
maX12
599(9
maX12 (MAx.12): Maximum storage of
PV1 and PV2 with math function( pV12)
Review only
Next Page

ST-LC OPERATION MANUAL(EN) 2011-04-27
15 / 35
0−8
Mrst
no
no
yes
Mrst(M.rSt): reset the saved value of
Maximum & Minimum;
The values of maximum and minimum can
be reset in here. It will save newest
maximum and minimum after reset.
Programmable: yes / no
yes(Yes): to reset the saved value of
maximum and minimum.
no(No): abort to reset the saved
values of maximum and minimum.
Up Down Enter
0−9
sTlc
ver!0
sTlc: Model
ver!0(Ver 1.0): Firmware version
Review only
It will be announced in our website
www.adtek.com.tw, when it had
been versions updated.
Programming Level
INDEX FUNCTION DESCRIPTION PARAMETERS & SETTING SET
168*8
MEASURING PAGE
enter
Pcode
Default:1000
0000
1000
Enter the pass code to access
Programming Level
If user wants to change the pass
code, please go to step A1-15 or
A2-15 to set. Please remind the
new pass code.
Pass Code
inpT1
group
inpT2
group
r
elay
g
roup
a
o
g
roup
r
s485
g
roup
INPUT 1
GROUP
INPUT 2
GROUP
RELAY GROUP
ANALOGUE
OUTPUT
GROUP
RS485 GROUP
PRESS
TO ACCESS
PRESS
TO ACCESS
PRESS
TO ACCESS
PRESS
TO ACCESS
PRESS
TO ACCESS
Input 1 Group
INDEX FUNCTION DESCRIPTION PARAMETERS & SETTING SET
inpT1
group
INPUT 1 GROUP INDEX PAGE
In following pages,press for 1 second to back INPUT 1 GROUP INDEX PAGE
A1−1
ai!lo
)00
00)00
00)00
ai!lo(Ai1.Lo): Analogue input 1 low
Please refer to the explanations in INPUT &
SCALING of FUNCTION DEFINE(page
1/35)
Settable range: 0.00%~100.00%
Shift Up Down Enter
Default Input:
[aIlo]: )00%, [aIhi]: 10) 00 %
[lOsc]: )00, [hIsc]: 10)00
Change to [aI lo ]: 2)00%, [aIhi]: 10 )00 %
[lOsc]: )00 , [hIsc]: 15)00
SCALE
INPUT
0
V
10
V
5V
%50.00%
2V
19(99
[hIsc]
[
l
O
s
c
]
)
00
[
a
Ilo
]
)
00 %
[
aIhi
]
10)00
%
[
aIlo
]
2
)00
15)00
[hIsc]
1
0
)
00
Next Page
Y
ES Press for 1second to back Measuring Page

ST-LC OPERATION MANUAL(EN) 2011-04-27 16 / 35
A1−2
ai!hi
10)00
10)00
10)00
ai!hi(Ai1.Hi): Analogue input 1 high;
Please refer to the explanations in INPUT &
SCALING of FUNCTION DEFINE(page
1/35)
Settable range: 0.00%~100.00%
Shift Up Down Enter
A1−3
pv!dp
0
0
)0000
pv!dp(Pv1.dP): Decimal Point of PV1;Programmable:
0 / ) 0 / ) 0 0 / )000 /
0.0000
Up Down Enter
A1−4
lOsC1
)0
000)0
00)00
lOsC1(Lo.SC.1): Low scale of input 1;
※If the field calibration has be done and
then the [CseL1]selected to be field,
the [lOsC1]will be replaced by
[ca!ls], and it can not to be set.
Settable range: -19999~+29999
Shift Up Down Enter
Default: [lOsc]: )00, [hIsc]: 10)00
Change to [lOsc]: 5)00 , [hIsc]: 19(99
SCALE
INP UT
)
0
0
19(99
10)00
5
)00
Reverse slop
[
hIsc
]
[
hIsc
]
[lOsc]
[lOsc]
%
)
0
0%5)00 %10)
0
0
A1−5
hIsC1
199(9
199(9
200)0
hIsC1(Hi.SC.1): High scale of input 1;
※If the field calibration has be done and
then the [CseL1]selected to be field,
the [hIsC1]will be replaced by
[ca!hs], and it can not to be set.
Settable range: -19999~+29999
Shift Up Down Enter
A1−6
pv!zo
)0
)0
)0
pv!zo (Pv1.Zo): Fine Zero Adjustment
for PV1 display;
For Zero & Span of PV, users can get the
"Fine Adjustment" by front key. It's an easy
way to “Just Key-In” the value that the user
wants to show in the current input signal.
Especially, the [pv!zo]&[pv!sn]are not
only in zero & span of PV, but also any
lower point for [pv!zo]& higher point for
[pv!sn]. The meter wills be linear for full
scale.
Settable range: -19999~+29999
Shift Up Down Enter
Default Inpu t: [lOsc]: )00, [hIsc]: 19( 99
Digital fine adjustment:
input 2.75V, [pV zro ]set to be 8)00
in pu t 9.0 0V , [pV sp n]set to be 17)00
Display: Low point from 55.00 to 80.00
High point from 180.00 to 170.00
SCALE
INPUT
0
V10V5V
2.75V 9.00V
19(99
[
hIsc
]
[
lOsc
]
)
00
10)00
1
8
)
00
5
%
0
0
8
)
00
17
)
00
A1−7
pv!sn
)0
)0
200)0
pv!sn(Pv1.Sn): Fine Span Adjustment
for PV1 display;
It's same function as like as [pv!zo]
Settable range: -19999~+29999
Shift Up Down Enter
A1−8
ZScl1
none
none
both
ZScl1(Z.S.CL1): Clear Fine Zero & Span
Adjustment for PV1 display;
Programmable:
none (None): Do not clear the fine
adjustment of Low / High for
PV1.
pv!zo (PV1.Zro): To clear the fine
adjustment Low for PV1.
pv!sn (PV1.SPn): To clear the fine
adjustment High for PV1
both (PV1 Zero & Span): To clear
the fine adjustment of Low and
High for PV1.
Up Down Enter
Next Page

ST-LC OPERATION MANUAL(EN) 2011-04-27
17 / 35
A1−9
pV12=
pV1
pV1
trKhi
pV12=(Pv.12=): Mathematic function for
display;
Programmable:
pV1 (PV1): Show PV1
pV2 (PV2): Show PV2
!adD2 (1 Add 2): Show PV1+PV2
!suB2 (1 Subtraction 2):
Show PV1-PV2
@suB1 (2 Subtraction 1):
Show PV2-PV1
!muL2 (1 Multiplication 2):
Show PV1±PV2
!diV2 (1 divide 2): Show PV1÷PV2
@diV1 (2 divide 1): Show PV2÷PV1
trKlo (Tracking low): Show tracking
low.If PV1<PV2, show PV1; if
PV2<PV1, show PV2.
trKhi (Tracking High):
Show tracking high.If
PV1>PV2, show PV1; if
PV2>PV1, show PV2.
Up Down Enter
A1−10
dsply
pV12
pV12
rs485
dsply (dSPLY): Display Function;
When the [dsply]function set to be
rs485, At meantime, the input signal (PV)
no longer display now. The PV screen will
show the number from RS485 command &
data directly. The data(number) will be
same as PV that it will compare with
set-point and analogue output are
correspondent to control analogue output,
relay energized and so on.
Programmable:
pV12 (PV.12): Show PV.12
miN12 (Min.12): Minimum Hold of
PV.12
maX12 (MAX.12): Maximum Hold of
PV.12
rs485 (RS485): Remote displayed from
RS485 command of master.
Up Down Enter
A1−11
lOcT1
)00
000)0
010)0
lOcT1 (Lo.Ct.1): Low Cut for PV1
display;
Low Cut set to be +0.50
Low Cut is set for 0.50, if the PV is
from -0.50~+0.50, that display will be 0.
PV a cco rdin g
to input signal
Present
Value
Low cut
fu ncti on
0.50
-0.50
)50
[
l
Ocut
]
X
1
-X1
Settable range:
-19999~+19999 counts
Low Cut set to be -0.10
-0.1
0
Low cut
function
Low Cut is set for -0.10, if the PV is
under (< = -0.10), that display will be -0.10.
Present
Value
PV according
to input signal
-
)
10
[
lOcut
]
X
2
Shift Up Down Enter
A1−12
avg
5
05
99
avg (AvG): Average;
The meter’s sampling is 15cycle/sec
If the [ avg](Average) set to be 3 to
express the display update with 5
times/sec.The meter will calculate the
sampling 1-3 and update the display value.
At meantime, the sampling 4-6 will be
processed to calculate.
Settable range:
1(no function)~99 times
Shift Up Down Enter
Next Page

ST-LC OPERATION MANUAL(EN) 2011-04-27 18 / 35
A1−13
mVavg
1
01
10
mVavg (Mv.AvG): Moving Average);
The meter’s sampling is 15cycle/sec. If
the [mVavg](Moving Average) set to be
1expressed the display update with 15
times/sec.
In the first updated display value will be
same as average function. In the next
updated display value, the function will get
the new fourth sample (sample 4) then
throw away the first sample (sample 1) that
the newest 3 samples (sample 2,3,4) will be
calculated for the updated display value.
Settable range:
0(no function)/1~10 times;
Shift Up Down Enter
A1−14
Dfilt
0
00
99
Dfilt (d.FiLt): Digital filter;
The digital filter can reduce the influence
of spark noise by magnetic of coil.
If the values of samples are over digital
filter band(fixed in firmware and about 5%
of stable reading) 3 times (Digital Filter set
to be 3) continuously, the meter will admit
the samples and update the new reading.
Otherwise, it will be as treat as a noise and
skip the samples.
Settable range:
0(no function)/1~99 times.
Shift Up Down Enter
A1−15
Pcode
0000
1000
9999
Pcode (P.CodE): Pass Code;
Please remind and write down the new
pass code so that access to programming
level.
Settable range: 0000~9999
Shift Up Down Enter
A1−16
Flock
none
none
all
Flock (F.LoCK): Function Lock);
There are 4 levels programmable for lock
that the function is to avoid miss-setting.
Programming:
none(None): no lock at all. User can
access to user level for
checking and setting.
user(User Level): User level lock.
User can access to user level
for checking, but can not
setting.
eng(Programming Level):
Programming level lock. User
can access to programming
level for checking, but can not
setting.
all(All Level): All lock. User can
access to all level for checking,
but can not setting.
Up Down Enter

ST-LC OPERATION MANUAL(EN) 2011-04-27
19 / 35
Input 2 Group
INDEX FUNCTION DESCRIPTION PARAMETERS & SETTING SET
inpT2
group
INPUT 2 GROUP INDEX PAGE
In following pages,press for 1 second to back INPUT 2 GROUP INDEX PAGE
A2−1
ai@lo
)00
00)00
00)00
ai@lo(Ai2.Lo): Analogue input 1 low
Please refer to the explanations in INPUT &
SCALING of FUNCTION DEFINE(page
1/35)
Settable range: 0.00%~100.00%
Shift Up Down Enter
Default Input:
[aIlo]: )00%, [aIhi]: 10) 00 %
[lOsc]: )00, [hIsc]: 10)00
Change to [aI lo ]: 2)00%, [aIhi]: 10 )00 %
[lOsc]: )00 , [hIsc]: 15)00
SCALE
INPUT
0
V
10
V
5V
%50.00%
2V
19(99
[hIsc]
[
l
O
s
c
]
)
00
[
a
Ilo
]
)
00 %
[
aIhi
]
10)00
%
[
aIlo
]
2
)00
15)00
[hIsc]
1
0
)
00
A2−2
ai@hi
10)00
10)00
10)00
ai@hi(Ai2.Hi): Analogue input 1 high;
Please refer to the explanations in INPUT &
SCALING of FUNCTION DEFINE(page
1/35)
Settable range: 0.00%~100.00%
Shift Up Down Enter
A2−3
pv@dp
0
0
)0000
pv@dp(Pv2.dP): Decimal Point of PV1;Programmable:
0 / ) 0 / )00 / )000 /
0.0000
Up Down Enter
A2−4
lOsC2
)0
000)0
00)00
lOsC2(Lo.SC.2): Low scale of input 2;
※If the field calibration has be done and
then the [CseL2]selected to be field,
the [lOsC2]will be replaced by
[ca@ls], and it can not to be set.
Settable range: -19999~+29999
Shift Up Down Enter
Default: [lOsc]: )00, [hIsc]: 10)00
Change to [lOsc]: 5)00 , [hIsc]: 19(99
SCALE
INP UT
)
0
0
19(99
10)00
5
)00
Reverse slop
[
hIsc
]
[
hIsc
]
[lOsc]
[lOsc]
%
)
0
0%5)00 %10)
0
0
A2−5
hIsC2
199(9
199(9
200)0
hIsC2(Hi.SC.2): High scale of input 2;
※If the field calibration has be done and
then the [CseL2]selected to be field,
the [hIsC2]will be replaced by
[ca@hs], and it can not to be set.
Settable range: -19999~+29999
Shift Up Down Enter
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