YOKOGAWA FA-M3 VITESSE F3CX04-0N, User Manual

Page: 121 / 144

C5-3
IM 34M06H63-01E 1st Edition : July, 2003-00
Table C5.3 Error Status
ERR.STUS
Bit
Pos.
Usage
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
0
1 System data error
2 Calibration value error
3 Monitoring/input parameter error
4 Operation parameter error
5 AD converter error
6 RJC error
7 EEPROM error
8
9
10
11
12
13
14
15

Troubleshooting Errors at Powering Up
The following table lists the errors that may be returned by the self-diagnosis procedure at
powering up.
Table C5.4 Startup Errors
ERR.STUS
(bit position)
ERR
LED
Error Condition
Monitor
Operation
Measurement Troubleshooting
Undefined Off RAM error Stops operating. Unreliable Hardware failure.
Have the module
repaired.
Undefined Off ROM error
1 Lit System data error
2 Lit Calibration value
error
Initializes
calibration value
and resumes
normal operation.
Normal
operation
(accuracy not
guaranteed)
3 Flashing Monitoring or input
parameter value
error
Automatically
initializes
monitoring or
input parameter
and resumes
normal operation.
Normal
operation
Parameters have
been initialized.
Check and set the
parameters again, as
required.
4 Flashing Operation
parameter value
error
Automatically
initializes
operation
parameter and
resumes normal
operation.

Troubleshooting Operation Errors
The tables below list the errors that may be detected during operation.
Table C5.5 Operation Errors (1/2)
ERR.STUS
(bit position)
ERR
LED
Error Condition Monitor Operation Measurement
Trouble-
shooting
Status
5 Lit AD converter error Normal operation 105% Have the
module
repaired.
Hardwar
e failure
6 Lit RJC error Operation
continues with RJC
disabled.
Reference
junction is
assumed to be
at 0

C
7 Lit EEPROM error Normal operation
continues using
only the RAM until
the module is
switched off.
Normal
operation