Seneca S311D L Series User manual

ORIGINAL INSTRUCTIONS
USER MANUAL
S311D-XX-L/S311D-XX-H
ADVANCED DIGITAL INDICATORS-TOTALIZERS
4-, 6-, 8-, 11-DIGIT DISPLAY
SENECA S.r.l.
Via Austria 26 – 35127 – Z.I. - PADOVA (PD) -ITALY
Tel. [phone] Fax [phone]
www.seneca.it

User Manual S311D-XX-L/S311-XX-H
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1. MODBUS REGISTERS (optional board)
The indicators of the S311D-XX-L and S311D-XX-H series have 16-bit registers accessible via RS485 serial
communication (available if the optional board is used).
CONTACT INFORMATION
Technical Support
suppor[email protected]t
Product information
[e-mail]
This document is the property of SENECA srl.
Copies and reproduction are prohibited unless authorised

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1.1. MODBUS COMMANDS SUPPORTED
CODE
FUNCTION
DESCRIPTION
03
Read Holding Register
06
Write Single Register
16
Write Multiple Registers
1.2. HOLDING REGISTERS
16-bit Holding Registers have the following structure:
Most significant bit Bit index Least significant bit
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Word (16 Bits): MODBUS register
The Bit [x: y] notation shown in the table indicates all bits from x to y. For example Bit [2:1] indicates
bit 2 and bit 1, and serves to illustrate the meaning of the various united combinations of the values
of the two bits. On the other hand, the symbol * indicates the default value.

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REGISTER
DESCRIPTION
IND: Modbus
R/W
MACHINE ID
Bit [15:8]: Module ID (38 decimal)
Bit [7:0]: firmware revision
40001
0
R
FW_CODE
Register containing the internal firmware code of the
instrument.
40002
1
R
TYP_INP/AVI
Register for setting the type of input and the number of
samples on which to average the measured frequency
value.
40003
2
R/W
Bit [15:8]
They set the type of digital input:
1: Reed 6: Photoelectric (Astra)
2: npn 2 wires 7: Hall sensor
3: npn 24 V (3 wires) 8: 24 V input
4: pnp 24 V (3 wires) 9: TTL input
5: NAMUR 10: Variable reluctance
Bit [7:0]
They set the number of samples on which to average
the digital input frequency measurement. Admissible
values: 1* – 10.
HI_D_LONG_MSW
Full scale of frequency measurement display (most
significant word).
40004
3
R/W
HI_D_LONG_LSW
Full scale of frequency measurement display (least
significant word).
40005
4
R/W
Sets the display full scale (integer, most significant
word): display value associated with the Hi
-F value
(40009
-10) of the input frequency. The decimal point
on the integer value set here is given by dP_d (40008).
Default: 1000. Minimum and maximum values
depending on the number of digits in the display:
Minimum value (depending on the number of digits):
4 digits:
-1999 6 digits: -199999
8 digits:
-19999999 11 (4+7) digits: -1999
Maximum value (d
epending on the number of digits): 4
digits: 9999 6 digits: 999999
8 digits: 99999999 11 (4+7) digits: 9999
LO_D_LONG_MSW
Start of scale of frequency measurement display (most
significant word).
40006
5
R/W
LO_D_LONG_LSW
Start of scale of frequency measurement display (least
significant word).
40007
6
R/W
Sets the display full scale (integer, most significant
word): display value associated with the null value of
the input frequency. The decimal point on the integer
value set
here is given by dP_d (40008). Default: 0.
Same maximum and minimum limits as HI_D_LONG
(40004-5).
DP_D/DP_IN/DP_TOT
Decimal point position for frequency value of the HI-F
40008
7
R/W

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parameter and totalizer value.
Bit [15:12]
Not used.
Bit [11:8]
Position of the decimal point in the display of the
frequency measurement (dp_D):
0* = no decimal point (e.g. 12345678) ,
1 = first digit (e.g. 1234567.8), 2 = second digit
…...
N digits display
-1.
For 11
-digit indicators (4+7): max number of decimal
places equal to 3.
Bit [7:4]
Position of the decimal point for the Hi-F parameter
(40009
-10) (dp_IN):
0* = no decimal point (e.g. 12345678) ,
1 = first digit (e.g. 1234567.8), 2 = second digit
….
Maximum number of decimal digits depending on the
number of display digits:
4 digits: 3, 6 digits: 4, 8 digits: 4, 11 digits (4+7): 3
Bit [3:0]
Decimal point position in the totalizer display (dp_TOT):
0 *= no decimal point (e.g. 12345678)
1 = first digit (e.g. 1234567.8), 2 = second digit,
….
N digits display
-1.
For 11
-digit (4+7) indicator: max number of decimal
places equal to 6.
HI-F_LONG_MSW
Full scale of frequency measurement in Hz (most
significant word).
40009
8
R/W
HI-F_LONG_LSW
Full scale of frequency measurement in Hz (least
significant word).
40010
9
R/W
Sets the frequency measurement full scale in Hz
(integer, most significant word): associated with the
display full scale of the frequency HI_D_LONG (40004
-
5). The decimal point on the integer value set here is
given by
dP_IN (40008). Default: 1000. Same
maximum and minimum limits as HI_D_LONG (40004
-
5).
SET1_LONG_MSW
Alarm 1 threshold (most significant word)
40011
10
R/W
SET1_LONG_LSW
Alarm 1 threshold (least significant word)
40012
11
R/W
Alarm 1 threshold. Set the value referred to the display
scale but without decimal point. For instance, if the
value shown on the display scale is 20.0, set 200.
Same maximum and minimum limits as HI_D_LONG
(40004-5). Default: 500. If totalizer, see TABLE 2.
HYS1_LONG_MSW
Alarm 1 hysteresis (most significant word)
40013
12
R/W

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HYS1_LONG_LSW
Alarm 1 hysteresis (least significant word)
40014
13
R/W
Alarm 1 hysteresis. Set the value referred to the display
scale but without decimal point. For instance, if the
hysteresis value
shown on the display scale is 10.00,
set 1000. Same maximum and minimum limits as
HI_D_LONG (40004
-5). Default: 10. No effect on the
totalizer.
SET2_LONG_MSW
Alarm 2 threshold (most significant word)
40015
14
R/W
SET2_LONG_LSW
Alarm 2 threshold (least significant word)
40016
15
R/W
Alarm 2 threshold. Set the value referred to the display
scale but without decimal point. For instance, if the
value shown on the display scale is 20.0, set 200.
Same maximum and minimum limits as HI_D_LONG
(40004-5). Default: 1000. If totalizer, see TABLE 2.
HYS2_LONG_MSW
Alarm 2 hysteresis (most significant word)
40017
16
R/W
HYS2_LONG_LSW
Alarm 2 hysteresis (least significant word)
40018
17
R/W
Alarm 2 hysteresis. Set the value referred to the display
scale but
without decimal point. For instance, if the
hysteresis value shown on the display scale is 10.00,
set 1000. Same maximum and minimum limits as
HI_D_LONG (40004
-5). Default: 10. No effect on the
totalizer.
TYP_AL1/TYP_AL2
Sets the operation of the two alarms.
40019
18
R/W
Bit [15:8]
Sets the operation for alarm 1
0*= Alarm not active
1 = Alarm on the minimum threshold
2 = Alarm on the maximum threshold
3 = Alarm on the minimum held threshold (does not
automatically reset)
4 = Alarm on the maximum held
threshold (does not
automatically reset).
5 = Alarm on the totalizer threshold value. (does not
automatically reset).
Bit [7:0]
Sets the operation for alarm 2.
0*= Alarm not active
1 = Alarm on the minimum threshold
2 = Alarm on the maximum threshold
3 = Alarm on the minimum held threshold (does not
automatically reset)
4 = Alarm on the maximum held threshold (does not
automatically reset).
HI_T_LONG_MSW
Frequency measurement display value corresponding
to output maximum value (most significant word).
40020
19
R/W

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HI_T_LONG_LSW
Frequency measurement display value corresponding
to output maximum value (least significant word).
40021
20
R/W
Display value of the frequency measurement
corresponding to the maximum value of the
retransmitted output.
Set the value referred to the
display scale but without decimal point. Example: if the
value shown on the display scale is 10.0, set 100.
Default: 1000. Same maximum and minimum limits as
HI_D_LONG (40004-5).
LO_T_LONG_MSW
Frequency measurement display value corresponding
to output minimum value (most significant word).
40022
21
R/W
LO_T_LONG_LSW
Frequency measurement display value corresponding
to output minimum value (least significant word).
40023
22
R/W
Display value of the frequency measurement
corresponding to the minimum value of the
retransmitted output. Set the value referred to the
display scale but without decimal point. Example: if the
value shown on the display scale is 10.0, set 100.
Default: 0. Same maximum and minimum limits as
HI_D_LONG (40004-5).
CONTRAST
Sets the display contrast.
40024
23
R/W
Bit [15:0]
Sets the display contrast: values from 1 (minimum
contrast) to 20 (maximum contrast) Default: 10.
PASSWORD
Enables / disables the password for the access to the
programming value
40025
24
R/W
Bit [15:0]
By setting a value other than 5477, the password will
be requested when starting the programming menu
(always 5477). Default: 5477.
RLY1_AL1/RLY2_AL2
Sets the rest status of relay outputs 1 and 2 (if optional
board)
40027
26
R/W
Bit [15:8]
Sets the operation of relay 1 (if optional board)
0* = normally open relay
1 = normally closed relay
Bit [7:0]
Set the operation of relay 2 (if optional board)
0* = normally open relay
1 = normally closed relay
UP_DOWN/TYP_OUT
/FILT
Increasing or decreasing totalizer setting,
Retransmitted output type, Filter.
40028
27
R/W
Bit [15:12]
Sets the increasing or decreasing totalizer:
0*= The totalizer increases by one unit at each rising
edge of the digital input.
1 = The totalizer
decreases by one unit at each rising
edge of the digital input.
Bit [11:8]
Sets the type of retransmitted output:

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1 = output 0 – 10V
2* = output 4
– 20mA
3 = output 0
– 20mA
4 = totalizer impulsive digital output.
Bit [7:0]
Sets the filter level. Admissible values:
0= no filter, 1 - 20. Default: 3.
RATIO_TOT
Sets the totalizer ratio.
40029
28
R/W
Bit [15:0]
Sets a value by which to divide the totalizer.
Permitted values: 1
-9999.
Default: 1.
ADDR_PAR
Register for setting the module address and parity
check.
40030
29
R/W
Bit [15:8]
They set the gateway address. Admissible values from
0x01 to 0xFF (decimal values in the range 1
-255,
Default: 1).
Bit [7:0]
They set the type of parity check:
00000000 (0)*: no parity (NONE)
00000001 (1): even
parity (EVEN)
00000010 (2): odd parity (ODD)
BAUDR_DELAY
Register for setting the baud rate and response delay
time.
40031
30
R/W
Bit [15:8]
Serial communication speed in baud:
00000000 (0x00): 1200 00000100 (0x04): 14400
00000001 (0x01): 2400 00000101 (0x05): 19200
00000010 (0x02): 4800 00000110 (0x06)*: 38400
00000011 (0x03): 9600 00000111 (0x07): 57600
Bit [7:0]
They set the delayed response time. Represents the
number of pauses of 6
characters each between the
end of the Rx message and the beginning of the Tx
message. Default: 0.
FREQ_LONG_MSW
Value of the displayed frequency value (long format,
most significant word)
40042
41
R
FREQ_LONG_LSW
Value of the displayed frequency value (long format,
least significant word)
40043
42
R
TOT_LONG_MSW
Totalizer value (long format, most significant word).
40044
43
R/W
TOT_LONG_LSW
Totalizer value (long format, least significant word).
40045
44
R/W
FREQ_FLOAT_MSW
Value of the frequency measurement in Hz (Floating
Point format, most significant word).
40046
45
R
FREQ_FLOAT_LSW
Value of the frequency measurement in Hz (Floating
Point format, least significant word).
40047
46
R
FREQ_SHORT
Measurement of the frequency in scale 0 – 10000.
40048
47
R
Measurement of the frequency in scale 0 – 10000.
It is 0: if the value displayed on the FREQ_LONG

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(40041-42) display is equal to LO_T_LONG (40022-23,
value of the displayed frequency corresponding to the
minimum value of the retransmitted output).
It is 10000: if the value displayed on the FREQ_LONG
(40041
-42) display is equal to LO_T_LONG (40020-
21,
value of the displayed frequency corresponding to the
maximum value of the retransmitted output).
Limited: 0 – 11000.
STATUS
Error and alarm reporting.
40049
48
R
Bit [15:9]
Not used
Bit 8
1: Alarm 2 active.
Bit 7
1: Alarm 1 active.
Bit 6
1: Predictor activated.
Bit 5
1: If the value to be displayed is: >

of 2.5 %.
Bit 4
Not used.
Bit 3
1: Totalizer saving failure
Bit 2
Not used.
Bit 1
1: The events (rising edges of the digital input) occur
with too high a frequency and the
instrument
temporarily suspends the measurement.
Bit 0
1: Damaged calibration eeprom.
Contact Seneca srl to solve the problem.
COMANDI
Sends commands to the module.
40050
49
R/W
Bit [15:0]
- By writing 0xC1A0 (decimal 49568), the reset (restart)
is
ordered.
-
By writing 0xAA00 (decimal 43520), the totalizer is
reset and the totalizer alarms are reset.
-
By writing 0xAA03 (decimal 43523), the alarms of the
totalizer are reset.