Troubleshooting For Analog Modules (Ad/Da/Xa) And Temperature Modules (Pt/Tc) - Delta DVP-ES3 Series Operation Manual

12.3 Troubleshooting for
Temperature Modules (PT/TC)
Digital I/O, analog I/O, and temperature measurement modules can be installed in a DVP-ES3 Series system.
Error status is shown in error codes in CR#43. 0 indicates normal and 1 indicates error. Refer to the following table for
more details.
Error RUN
Code LED
bit0 OFF
bit1
bit2
bit3
bit4
bit5
bit6
RUN: Blinking
STOP: OFF
bit7
bit8
bit9
bit10
bit11
bit12
bit13
Analog Modules (AD/DA/XA) and
ERROR LED
ON
The external voltage is abnormal.
Hardware failure
Conversion value exceeds the set
upper/lower value
The signal received by channel 1 exceeds
the range of analog inputs (temperature).
The signal received by channel 2 exceeds
the range of analog inputs (temperature).
The signal received by channel 3 exceeds
the range of analog inputs (temperature).
The signal received by channel 4 exceeds
the range of analog inputs (temperature).
Blinking
The signal received by channel 5 exceeds
the range of analog inputs (temperature).
The signal received by channel 6 exceeds
the range of analog inputs (temperature).
Mode setting error
Average time setting error
Upper/lower value setting error
Set value cannot be changed.
The later module is disconnected.
C h a p t e r 1 2 Tr o u b l e s h o o t i n g
Description Solution
Check the power supply.
Contact the factory.
Check the upper and
lower value
Check the signal received
by channel 1
Check the signal received
by channel 2
Check the signal received
by channel 3
Check the signal received
by channel 4
Check the signal received
by channel 5
Check the signal received
by channel 6
Check the mode setting
Check the average time
setting
Check the upper/lower
value setting
Check the value in CR#40
(set value changing
prohibited)
Check the wiring.
1 2 - 1 3
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