ELC500 Control unit
180
Self-diagnostic and Trouble shooting
Chapter 10
Self-diagnostic
10.1
Status indicator of LED
10.1.1
ELC500 has the self-diagnostic function that identifies errors and stops operation if necessary. When an
error occurs, the status indicator LED shows as below.
LED
Description
Status
RUN
Green
STOP/
PROG.
Green
ERROR
Red
ALARM
Red
Normal
●
×
×
×
Normal operation
RUN
×
●
×
×
Program mode
STOP
▲
×
×
×
Forcing input/output in RUN mode
RUN
Error
●
×
▲
×
When a self-diagnostic error occurs
(RUN mode)
RUN
×
●
▲
×
When a self-diagnostic error occurs
(STOP)
STOP
×
●
-
●
System watchdog timer has been
activated.
STOP
×
▲
-
×
Waiting for connection of PHLS
slave
STOP
●: ON ▲: Flash ×: OFF
-
: ON or OFF
Procedures at Error
10.2
If ERROR LED is flashed.
10.2.1
■
Condition
Self-diagnostic error occurs.
■
Solution
Confirm the status in the following procedure.
<Procedure>
1. Select [Online] and click [Status View] in Configurator EL500, and check the contents of error.
2. Change to STOP/PROG. mode.
3. If the error is not syntax error, cancel the situation in accordance with error code.
4. It the error is syntax error, use FPWIN Pro7, select [Object]
→
[Check] to identify the syntax error
and correct it if necessary.
Point
- In case of an operation error, check the address where the error occurred before
performing error clearance.
- In case of that the error code is 80 or higher, the error can be cleared by click [Clear] with
[Status view].
- In STOP/PROG mode, turn off power supply can clear error but all of the operation
memory except hold type data is cleared.
- Self-diagnostic error set command (ERR) can clear error.
Содержание ELC500
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Страница 18: ...ELC500 Control unit 10 Point Using FPWIN PRO7 you can check the cunsumption current ...
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