Unitech UT-1803 User manual

AL 1
COM
Model No. : UT-1803
Model No. : UT-1803
LARGE TEMP+RH DISPLAY
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OPERATION MANUAL z
Display Size : 2”/4”/6”/8”/12”/16” Indicator with integral or remote sensor.
Large Temp. + HumidityTemp. + RH + Real Time.
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PROGRAMMING FLOW CHART
TECHNICAL SPECIFICATION
FRONT PANEL DESCRIPTION
INTRODUCTION
TERMINAL ARRANGEMENT
INSTALLATION
4
2
1
3
3
OPERATION 5
ERROR MESSAGE AND TROUBLESHOOTING 8
8REGISTER ADDRESS FOR MODBUS
Model No. : UT-1803
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INTRODUCTION
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CONTENTS
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The instrument is available in a wall mounted housing for better
viewing . A variety of power supply options are available for this.
The instrument has low drift precision components for long
trouble free operation. The instrument is a jumper less system.
There are different types of modes such as normal mode,
operation mode, configuration mode, setup mode, and change
password mode. 4 keys provided can do any change in the mode.
Unitech Instrument’s large Temp. and Humidity Indicator is
designed to accept the temp and rh sensor as input and displays
the room or area Temperature and Humidity through a 4 Digit
Red LED Display.
It has internal keypad to programming the instrument. This instrument
enables you to measure the Temp & Humidity in the following
fields:
HVAC (Heating, ventilation, Air conditioning, cooling)
Pharmacy industry.
Blood stations, pharmacies.
Horticultural and cultivation of plants.
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SR
2
3
4
NO KEY PARTICULAR
ENTER
DESCRIPTION
(UP)
(PASS)
Press to increase selected digit or value
in Programming Mode.
Press to change digit selection or Pass
selected value in Programming Mode.
Press to accept modified digit or
in Programming Mode.
value
PAGE:1
FRONT PANEL DESCRIPTION
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1
M
FUNCTION(M) Press to access the programmable
Parameter.
Programming Keys
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Model No. : UT-1803

zTECHNICAL SPECIFICATION z
PAGE:2
Microcontroller based indicator with inbuilt Temperature & RH measurement in single enclosure.
Incorporates highly stable built-in or Remorte Temp.+ RH sensor.
2"/4”/6” bright LED display for displaying RH & Temperature.
Process parameter Hi and Low tatus indication For channels, if applicable.
User selectable set limits for process value violation.
Inbuilt buzzer to audible process value violation.
Password protection for calibration and programming mode.
Software Calibration for 2 channels.
MODBUS RTU multi drop RS-485 serial communication for PLC, SCADA, etc.
Programmable devise address, baud rate, (max no. of device is 1-256).
Remote programmable from master device.
User programmable offset correction.
Compact, Wall mount arrangement available.
Brick and modular wall mounting and flush mounting.
FDA21 CFR part 11 compliance data logging software available
.
LEDs. S both
Ex. Flameproof model available for Hazardous applications.
Technical data
Technical Specification
Flame
Proof
Material of constructions
Cable entery
Gas group
Enclose certification
Display glass
Degree protection
I IIA IIB as per IS 2148/1981
Enclosure is certifies by C.M.R.I. dhanbad
Clear glass thognet type A as per Is 2206
IP 65 as per IS 2147
5x3/4“ET
Aluminum alloy
Nos. of input
Input
Indication
Range
Accuracy
Transmitter power supply
Comunication
Programmable
Parameters
Temperatures input
2 nos .(TEMP + RH )
Humidity input
Integral Or Remote (external)
Integral Or Remote (external)
24V/5V DC @ 30 mA max, isolated from I/p & O/P.
Temperatures
Humidity
Channel-1 : 4/3 digit Seven segments 2”,4”,6” RED display.
Channel-2 : .4/3 digit Seven segments 2”,4”,6” RED display.
LEDs for visual alarms & LED for 485-comm.
Temperatures
Humidity
0 to 60.0 with decimal point.
°C
0 to 99.9 % with decimal point.
Display Resolution 0.1 for Temp. & Rh
Temperatures
Humidity
+10.25 % on FS Response time : sec
+ Response time : 4 sec2.5 % for 10 to 90 % RH rest of 3%
Status indication
Read /write parameter Read: Procces value ,decimal point. Write: Hi Low set point.
Programmable parameter
Modbus RTU RS- 485 Isolated communications.
Baud rate , Parity , Node address , stop bit.
Communication Protocol
Full range as per input selection.
Programming of parameters Through 4 tactile keys (with password protections)
No. of slave ID Total 1-256 unit.
Alarm logic Full Scale hi OR Full scale Low
Set point / High scale / Low scale
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Model No. : UT-1803

PAGE:3
INSTALLATION
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zTERMINAL CONNECTION z
COMMUNICATION : RS-485 interface Terminal
POWER SUPPLY : 24VDC Supply Voltage.
Terminal Detail
NOTE : FOR INTERNAL SENSOR TEMP / RH / DP TERMINALS ARE NOT AVAILABLE
TEMP & RH SENSOR : 4 Wire TEMP. + HUMIDITY
SENSOR WITH WIRE CODE.
T + RH SENSOR
YELLOW
BLACK
RED
GREEN
YELLOW
T + RH SENSOR
RS-48524VDC
BLACK
GREEN
RED
COMM.+
COMM.-
VDC +
VDC -
HOOTER
WHITE
BLUE
HOOTER : External Hooter
HOOTER
WHITE
BLUE
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CAUTION
WIRING CONSIDERATION
SHIELDED TWISTED PAIR WIRE IS USED FOR ALL ANALOG I/P,
PROCESS SENSORS, RTD, THERMOCOUPLE, DC mV-mA, VOLT
DC, LINEAR INPUT AND COMMUNICATION
FAILURE TO COMPLY WITH THESE INSTRUCTION MAY RESULT
IN INSTRUMENT DAMAGE
CAUTION
LINE VOLTAGE
THIS PRODUCT IS SUITABLE FOR CONNECTION 110/230VAC,
50HZ OR 12/24 VDC MAIN POWER SUPPLY. IT IS USER
RESPONSIBILITY TO PROVIDE PROPER PROTECTION FOR THE
PRODUCTS ELECTRICAL PROTECTION .
WHEN APPLYING POWER TO VARIOUS INSTRUMENTS, MAKE
SURE SUFFICIENT CURRENT IS SUPPLIED. OTHERWISE THE
INSTRUMENTS MAY NOT START UP DUE TO THE VOLTAGE DROP.
FAILURE TO COMPLY WITH THESE INSTRUCTION MAY RESULT
IN INSTRUMENT DAMAGE
Model No. : UT-1803

+91 94273 01436
Sales:
www.utplindia.in
Website:
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E-mail :
Add.-78/1/Z/3, Makarpura GIDC, Makarpura, Vadodara Ph : +91 7046223333
PAGE:4
PROGRAMMING FLOW CHART
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Any New Password
Password Mode
*
Change
oPS
CPS
000
888
nPS
*
Mode
000
set
ts1
tH1
ztp
stp
03.0
00.2
00.0
10.0
Setup
ts2
tH2
05.0
00.2
rs1
rH1
03.0
00.2
rs2
rH2
05.0
00.2
Password Protected
Configuration
Mode
000
COn
Tt1
LoN
Tt2
LoN
nAd
001
Prt
bud
96h
non
bud
96h
rt1
LoN
rt2
LoN
Password Protected
Selection
OD
Mode
M
oFt
000
T L
1.0
zrh
00.0
10.0
ofr
000
r L
1.00
Lt
srh
030
Default Password will be 0000
Protected Parameter Password will be 0001
NOTE :
WARNING
INJURY
PROGRAMMING PARAMETER SHOULD BE ACCESSED ONLY
BY PERSONNEL WHO ARE TECHNICALLY COMPETENT TO DO
SO. LOCAL REGULATIONS REGARDING ELECTRICAL & SAFETY
MUST BE OBSERVED
FAILURE TO COMPLY WITH THESE INSTRUCTION COULD BE
RESULT IN SERIOUS INJURYORDEATH
Model No. : UT-1803

PAGE:5
This Mode is used to change Input , Aarm and Communication Operation
Configuration
Parameter Description Range Default Value
CONFIGURATION MODE PARAMETER
CON
Password for Parameter Setting
Values between
CON
000
000
Password for Configuration Parameter
000 to 999
Scroll the digit by key, increase by key.
1. CONFIGURATION MODE
Alarm 1(Light) Indication. [Temp]
: Active in High
Tt1
LoN
LoN
Change the type by or key.
HoN
ON
OFF
PV
SV
ON
OFF
PV
SV
LON:
: Active in Low
LoN
HON:
Alarm 2 Action. [Temp]
TS2
LoN
LoN
Change the type by or key. : Active in High
HoN
: Active in Low
LoN
Active same as above
Pressure Unit
:PASCAL
UNT
PA
:mmWC
Change the type by or key.
SV-Hyst
SV+Hyst
Not Applicable in this Instrument
Parity
prt
non
non
Evn : Even Parity
Change the type by or key. odd : Odd Parity
non : None
Parity check for Communication
Baud Rate
bud
96h
96h
48h : Baud rate 4800
Change the Rate by or key.
96h : Baud rate 9600
192 : Baud rate 19200
Node Address Values between
nAd
001
001000 to 255
Increase digit by key, decrease by key
Device address for Communication
Alarms - 1 & 2 Action for [RH]
rt1
rt2
Increase digit by key, decrease by key
If Applicable.
&LoN
: Active in High
HoN
: Active in Low
LoN
If Applicable.
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Model No. : UT-1803

PAGE:6
This Mode is used to Setting the instrument Parameter. To set zero span
value, alarm set points with hysteresis, offset etc.
2. SETUP MODE
Parameter Description Range Default Value
SETUP MODE PARAMETER
sET
Password for Parameter Setting
SET
000
000
Scroll the digit by key, increase by key.
Alarm - 1 setpoint [Temp]
ts1
03.0
Scroll the digit by key, increase by key. 03.0
Values between 000 to 999
Values between /99 to 999
Alarm - 1 Hysteresis. [Temp]
tH1
00.2
Scroll the digit by key, increase by key. 00.2Values between /99 to 999
Password for Setup Parameter
Display value at low Calibration point.
Display value at high Calibration point.
Alarm - 2 setpoint. [Temp]
ts2
05.0
Scroll the digit by key, increase by key. 05.0Values between /99 to 999
Alarm - Hysteresis.2[Temp]
tH2
100
Scroll the digit by key, increase by key. 00.2Values between /99 to 999
Display value at low Calibration point.
Display value at high Calibration point.
Alarm - 1 setpoint [RH]
rs1
03.0
Scroll the digit by key, increase by key. 03.0Values between /99 to 999
Alarm - 1 Hysteresis. [RH]
rH1
00.2
Scroll the digit by key, increase by key. 00.2Values between /99 to 999
Display value at low Calibration point.
Display value at high Calibration point.
Alarm - 2 setpoint. [RH]
rs2
05.0
Scroll the digit by key, increase by key. 05.0Values between /99 to 999
Alarm - Hysteresis.2[RH]
rH2
100
Scroll the digit by key, increase by key. 00.2Values between /99 to 999
Display value at low Calibration point.
Display value at high Calibration point.
+91 94273 01436
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Model No. : UT-1803

Zero Value. [Temp]
ztp
00.0
Scroll the digit by key, increase by key. 00.0Values between /99 to 999
Span Value. [Temp]
stp
10.0
Scroll the digit by key, increase by key. 10.0Values between /99 to 999
System Value, don’t change.
System Value, don’t change.
oft
000
Offset to Process Value. [Temp]
Scroll the digit by key, increase by key.
This value Increase OR Decrease the Display PV
Values between /99 to 999 000
PAGE:7
Parameter Description Range Default Value
t L
1.00
System Parameter.
Scroll the digit by key, increase by key.
System Value, Don’t Change.
Values between /99 to 999 1.0
Lt
030
System Gain Value.
Scroll the digit by key, increase by key.
System Value, Don’t Change.
Values between /99 to 999 030
Zero Value. [RH]
zrh
00.0
Scroll the digit by key, increase by key. 00.0Values between /99 to 999
Span Value. [RH]
srh
10.0
Scroll the digit by key, increase by key. 10.0Values between /99 to 999
System Value, don’t change.
System Value, don’t change.
ofr
000
Offset to Process Value. [RH]
Scroll the digit by key, increase by key.
This value Increase OR Decrease the Display PV
Values between /99 to 999 000
rHL
1.0
System Value. [RH]
Scroll the digit by key, increase by key.
System Value, Don’t Change.
Values between /99 to 999 1.0
+91 94273 01436
Sales:
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Website:
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E-mail :
Add.-78/1/Z/3, Makarpura GIDC, Makarpura, Vadodara Ph : +91 7046223333
Model No. : UT-1803

+91 94273 01436
Sales:
www.utplindia.in
Website:
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Add.-78/1/Z/3, Makarpura GIDC, Makarpura, Vadodara Ph : +91 7046223333
Parameter Description Range Default Value
CHANGE PASSWORD PARAMETER
CPS
New Password.
nPS
----
Scroll the digit by key, increase by key. Values between 000 to 999
New Desired Password
000
Symptom Probable Solution
-Sensor break error
-Sensor not connected
-Replace sensor
-Check the sensor is connected correctly
Keypad no
function
-Keypads are locked
-Keypads defective
-Check Keypad continuity?
All LED’s
and display
not light
-No power to controller
-Control circuit failure
-Check power lines connection
-Check Control Supply Voltages.
-Replace keypads
OPn
ERROR MESSAGE AND TROUBLESHOOTING
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Old Password.
oPS
0000
Scroll the digit by key, increase by key. Values between 000 to 999
Existing Password
000
As reqd.
4. CHANGE PASSWORD MODE
PAGE:8
Model No. : UT-1803

Model No. : UT-1803 PAGE:9
+91 94273 01436
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REGISTER ADDRESS FOR MODBUS RTU PROTOCOL
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DEFAULT COMMUNICATION DETAILS
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BAUD RATE
PARITY
DATABIT
NODE ADDRESS
STOP BIT
9600
NONE
8
1
1
SR NO ANALOG PARAMETERS ABSOLUTE ADDRES ACCESS TYPE
1 PROCESS VALUE 1 40001 READ ONLY
2 PROCESS VALUE 2 40002 READ ONLY
3 SETPOINT - 1 LOW 40003 READ/WRITE
4 SETPOINT - 1 HIGH 40004 READ/WRITE
5 SETPOINT - 2 LOW 40005 READ/WRITE
6 SETPOINT - 2 HIGH 40006 READ/WRITE

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