Details Of Diagnostic Data - SMC Networks EX600-SEC Series Operation Manual

■Details of diagnostic data

•System diagnosis
•System diagnosis byte0
Bit No.
0 The analogue value has fallen below the user set value.
1 The analogue value has exceeded the user set value.
2 The analogue input value has fallen below the set range.
3 The analogue input value has exceeded the set range.
4 ON/OFF count has exceeded the set value.
5 The open circuit has been detected.
6 The short circuit of the valve output or digital output has been detected.
7 The short circuit of the power supply for the input/output device has been detected.
•System diagnosis byte1
Bit No.
0 The power supply voltage for output device is outside of the specification.
1 The power supply voltage for control and input device is outside of the specification.
2 Reserved
3 There is a connection failure between each unit (During operation).
4 There is a connection failure between each unit (When the power supply is applied).
5 Reserved
6 System error occurred.
7 Hardware error occurred.
•System diagnosis byte2
Bit No.
0 Reserved
: :
7 Reserved
•System diagnosis byte3
Bit No.
0 There is an error in the Digital input unit.
1 There is an error in the Digital output unit.
2 There is an error in the Analogue input unit.
3 There is an error in the Analogue output unit.
4 There is an error in the SI unit.
5 Reserved
6 Reserved
7 Reserved
∗1: When the error occurs in the Digital I/O unit, both Bit0 and Bit1 are turned on.
∗2: When the error occurs in the Analogue I/O unit, both Bit2 and Bit3 are turned on.
Content of diagnosis
Content of diagnosis
Content of diagnosis
Content of diagnosis
∗ 1
∗ 1
∗2
∗ 2
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No.EX##-OMO0027