User Manual
3-11
IM 04P01B01-17E
Using the RS-422A/485 Communication Interface (/C3 Option)
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App
Index
Input Register Data
33001  Alarm status of the computed data of CH0A
33002  Alarm status of the computed data of CH0B
33003  Alarm status of the computed data of CH0C
33004  Alarm status of the computed data of CH0D
33005  Alarm status of the computed data of CH0E
33006  Alarm status of the computed data of CH0F
33007  Alarm status of the computed data of CH0G
33008  Alarm status of the computed data of CH0J
33009  Alarm status of the computed data of CH0K
33010  Alarm status of the computed data of CH0M
33011  Alarm status of the computed data of CH0N
33012  Alarm status of the computed data of CH0P
33013  Alarm status of the computed data of CH1A
33014  Alarm status of the computed data of CH1B
33015  Alarm status of the computed data of CH1C
33016  Alarm status of the computed data of CH1D
33017  Alarm status of the computed data of CH1E
33018  Alarm status of the computed data of CH1F
33019  Alarm status of the computed data of CH1G
33020  Alarm status of the computed data of CH1J
33021  Alarm status of the computed data of CH1K
33022  Alarm status of the computed data of CH1M
33023  Alarm status of the computed data of CH1N
33024  Alarm status of the computed data of CH1P
•
  Registers corresponding to models with the /M1 computation function option.
•
  The values are the same as those of the alarm status of the measured data.
•  Valid channels vary depending on the device. An error response (code 2) occurs when an 
invalid channel is read.
Input Register Data
36001  List of alarms of the measured data of CH01 to CH04
36002  List of alarms of the measured data of CH05 to CH08
36003  List of alarms of the measured data of CH09 to CH12
36004  List of alarms of the measured data of CH13 to CH16
36005  List of alarms of the measured data of CH17 to CH20
36006  List of alarms of the measured data of CH21 to CH24
36007 to 36020  Always 0
36021  List of alarms of the computed data of CH0A to CH0D
36022  List of alarms of the computed data of CH0E to CH0J
36023  List of alarms of the computed data of CH0K to CH0P
36024  List of alarms of the computed data of CH1A to CH1D
36025  List of alarms of the computed data of CH1E to CH1J
36026  List of alarms of the computed data of CH1K to CH1P
1 register (1 word)
Level 1
Level 2
Level 4
Level 3
The bit is set to 1 
when an alarm occurs.
Example of Register 36001
CH4 CH3 CH2 CH1
•  Registers 36001 to 36026 can be read with a single command.
•  Bits corresponding to invalid channels are fixed to “0.”
3.4 
Modbus Slave Specifications










