Register assignments (modbus slave), Coils, Input relays – Yokogawa Standalone MW100 User Manual
Page 106
App-4
IM MW100-17E
Register Assignments (Modbus Slave)
The supported Modbus register types differ depending on the MW100 firmware version.
Measurement channel data, MATH channel data
Firmware version Type
INT16
INT32
FLOAT
BIT
R3.04
Yes
Yes
Yes
Yes
R3.03
No
Yes
Yes
Yes
R3.02
No
Yes
Yes
No
Communication input channel data
Firmware version Type
INT16
INT32
FLOAT
BIT
R3.04
Yes
Yes
Yes
Yes
R3.03
No
No
Yes
Yes
R3.02
No
No
Yes
No
The following are the Modbus slave register assignments.
Coils
Firmware version R3.03 or later
Coil
*
Data
Data type
00001
Data on communication input channel C001
Bit
00002
Data on communication input channel C002
Bit
:
:
:
00300
Data on communication input channel C300
Bit
Input Relays
Firmware version R3.03 or later
Input relay
*
Data
Data type
10001
Data on measurement channel 001
Bit
10002
Data on measurement channel 002
Bit
:
:
:
10060
Data on measurement channel 060
Bit
13001
Data on MATH channel A001
Bit
13002
Data on MATH channel A002
Bit
:
:
:
13300
Data on MATH channel A300
Bit
18001
Measuring
Bit
18002
Computing
Bit
18003
Recording
Bit
18004
Alarm occurring
Bit
18005
Waiting to confirm alarm status
Bit
Appendix 2 Modbus Protocol