iSMA-B-W0202 User Manual
www.ismacontrolli.com
DMP263en | 1st Issue rev. 3 | 05/2022
page 35 of 41
Modbus
Address
Decimal
Address
Hex
Address
Register Name
Access
Description
40020
19
0x12
SPECIAL INPUTS
COMMAND
REGISTER
Read&Write
Special inputs command
register (40020)
40021
20
0x14
SPECIAL INPUTS
BLOCKING
Read&Write
Special inputs blocking
(40021)
By default set to 0
40022
21
0x15
COUNTER RESET
Read&Write
Resetting counters value
(40022)
Set bit in register to reset
corresponding counter
40023
22
0x16
COUNTER 1 LSB
Read&Write
Memory
32-bit counters for each
special input counting
pulses.
40024
23
0x17
COUNTER 1 MSB
40025
24
0x18
COUNTER 2 LSB
Read&Write
Memory
40026
25
0x19
COUNTER 2 MSB
30071
70
0x46
SPECIAL INPUT 1
VOLTAGE
Read-only
Special input measure
voltage 1-2 (30071,
30073) and
Special Input measure
temperature 1-2 (30072,
30074)
Voltage measurement
value is expressed in mV.
For current
measurements, the
formula for the current:
where: U – register value,
500 – value of attached
resistance
Temperature is expressed
in Celsius degrees * 10
For a result, divide the
registry value by 10:
Selection of the type
sensor is done using
registers from 40151 to
40152 for each input
separately
30072
71
0x47
SPECIAL INPUT 1
TEMPERATURE
Read-only