LG G3F-AD4A User Manual page 89

Programmable logic controller
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Chapter 9. TROUBLESHOOTING
9.2.5 Analog and Digital Value Mismatch
Analog and digital value mismatch.
Offset/gain setting at correct positions?
Yes
No
Analog input switch setting in accordance
with the analog input of the channels?
Yes
No
Correct analog input wiring?
Yes
No
See the Section 9.2.6
9.2.6 A/D Conversion Module Hardware Fault
A/D conversion module hardware fault.
Please contact our representatives or the service station with fault
details.
Correct the offset / gain setting.
See the correct setting positions and correct.
See the Section 9.2.2
9 - 4

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