Yokogawa µR20000 - Manual (Page 39)

3-11
IM 04P01B01-17E
Using
the
RS-422A/485
Communication
Interface
(/C3
Option)
1
2
3
4
5
6
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