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70
Handling Errors and Alarms
Section 2-8
Troubleshooting
Procedure
Use the following procedure for troubleshooting Analog Input Unit errors.
2-8-2
Alarms Occurring at the Analog Input Unit
If an error is detected in the Analog Input Unit, the ERC indicator will light and
the corresponding bit will turn ON.
Disconnection Detection Flags operate when the input range is set to 1 to 5 V
or 4 to 20 mA.
CS1W-AD041-V1/AD081-V1
Note
Use inputs 1 to 4 for the CS1W-AD041-V1.
CS1W-AD161
Error occurs.
Is the ERC indicator
lit?
Yes
No
Is the RUN indicator
lit?
Yes
No
Alarm has occurred at the Analog Input Unit.
Check whether the initial settings for the Analog Input Unit
are set correctly.
Is the ERH indicator
lit?
Yes
No
Is the RUN indicator
lit?
Yes
No
Error detected by CPU Unit
Check whether the unit number is set correctly.
Refer to
.
(Refer to
2-8-2 Alarms Occurring at the Analog Input Unit
(Refer to
2-8-2 Alarms Occurring at the Analog Input Unit
(Refer to
(Refer to
Bit
15
14
13
12
11
10
09
08
07
06
05
04
03
02
01
00
m = unit number x 10
Word n+9
Alarm Flags
Disconnection Detection Flags (See note.)
Input 1
Input 2
Input 3
Input 4
Input 5
Input 6
Input 7
Input 8
15
14
13
12
11
10
08
07
06
05
04
03
02
01
00
Disconnection Detection Flags
Word n+18
Word n+19
Alarm Flags
Not used.
n = CIO 2000 + unit number x 10
Bit
Input 16
Input 15
Input 14
Input 13
Input 12
Input 11
Input 10
09
Input 9
Input 8
Input 7
Input 6
Input 5
Input 4
Input 3
Input 2
Input 1
Содержание CJ1W-AD041-V1
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