Siemens Pointek CLS 200 Instruction Manual page 29

Troubleshooting: Pointek CLS 200 analog
model
Symptom
No Alarm Response L3 (green) off.
Alarm doesn't
switch when sensor
is uncovered.
Alarm doesn't
switch on when
sensor is covered.
Page I–26 Pointek CLS 200 (analog) – INSTRUCTION MANUAL
Observation
L1 (yellow) doesn't respond
when sensor is uncovered.
L1 (yellow) responds when
sensor is uncovered.
L1 (yellow) doesn't respond
when sensor is covered.
L1 (yellow) responds when
sensor is covered.
L1 (yellow) flashes when
material level approaches the
alarm setpoint.
Action
Check power supply voltage.
Check sensitivity S5 sensor
(and zener barrier if used).
Check that relay changes
state when S3 is toggled ON
and OFF.
Check sensitivity S5 sensor
(and zener barrier if used).
Check that relay changes
state when S3 is toggled ON
and OFF.
7ML19985AR02