The Pid Module Input Does Not Operate Normally - IDEC FC5A-F2M2 User Manual

T
ROUBLESHOOTING

The PID Module input does not operate normally.

Input does not operate normally.
Is the input wiring correct?
Does the sensor
malfunction?
Is the sensor or external
device connected to the PID
module securely?
Is the sensor burnt
out or the input signal source
abnormal?
Are sensor
specifications suitable with
the PID module?
Does AC leak into the
sensor circuit?
Is there equipment that
interferes with or makes noise
near the PID module?
Are the input type and
unit selected correctly?
Is the PV correction
value suitable?
Call IDEC for assistance.
*1: Refer to "Input Status Checking" on page 8-5.
8-4
Phone: 800.894.0412 - Fax: 888.723.4773 - Web: www.clrwtr.com - Email: info@clrwtr.com
NO
Correct the input wiring.
YES
YES
Replace the sensor.
NO
NO
Connect them securely.
YES
Replace the sensor if it is burnt
YES
out or disconnected.
(Make sure of input status.) *
NO
NO
Use a sensor with suitable
specifications.
YES
NO
Use an ungrounded type sensor.
YES
NO
Take countermeasures against
inductive interference or noise.
YES
NO
Select them correctly.
YES
NO
Set it to a suitable value.
YES
FC5A MicroSmart PID Module User's Manual FC9Y-B1283
END