Input/output data
5-6
5.4 Status details
Status details are in the following format:
Status details data
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
⑯
⑮
⑭
⑬
⑫
⑪
⑩
⑨
⑧
⑦
⑥
⑤
④
③
②
①
①
Unit power supply status (common)
Bit status Meaning
ON
Slave unit voltage drop
OFF
No error
②
Sensing level status (link amplifier, link sensor)
Bit status Meaning
ON
Sensing level drop
OFF
No error
③
I/O disconnection (non-isolated linker, non-isolated I/O)
Bit status Meaning
ON
I/O disconnection
OFF
No error
④
I/O short-circuit (non-isolated linker, non-isolated I/O)
Bit status Meaning
ON
I/O short circuit
OFF
No error
⑤
Reserved
⑥
Voltage drop on I/O power supply side (isolated linker, isolated I/O)
Bit status Meaning
ON
Voltage drop on I/O power
supply side
OFF
No error
⑦
to
⑯
Reserved