- 65 -
No.EX##-OML0007
Details of diagnostic information
Details of the diagnostic information are shown on below list.
System diagnostics
System diagnostics - byte 0
Bit
Diagnostic content
0
Analogue input falls below user’s setting lower limit value
1
Analogue input exceeds user’s setting upper limit value
2
Analogue input falls below measurement range
3
Analogue input exceeds measurement range
4
Channel ON/OFF counter exceeds setting value
5
Open circuit error detected
6
Short circuit detected on value output or digital output
7
Short circuit detected on input sensor’s power supply
System diagnostics - byte 1
Bit
Diagnostic content
0
Power supply voltage for output is outside operating range
1
Power supply voltage for control and sensor is outside operating range
2 -
3
Connection error on I/O unit (during operation)
4
Connection error on I/O unit (at system start up)
5
Manifold configuration error.
6 System
error
7 Hardware
error
System diagnostics - byte 2
Bit
Diagnostic content
0 ~ 7
(Reserved)
System diagnostics - byte 3
Bit
Diagnostic content
0
Error detected on digital input unit
1
Error detected on digital output unit
2
Error detected on analog input unit
3 (Reserved)
4
Error detected on serial interface unit
5 (Reserved)
6 (Reserved)
7 (Reserved)
