
Code
Error text
K Description
Possible clearance
S002
Temperature too
low
F
Check system documentation to clar‐
ify which assembly is affected (heat‐
ing circuit 1 ..7).
Check circuit breaker
•
Circuit breaker has triggered:
Check all affected lines for dam‐
age.
Check the plugs.
When ok: Perform reset of circuit
breaker.
Check all plugs are plugged cor‐
rectly.
•
Circuit breaker has not triggered:
When heating hose affected: Con‐
nect new PT100.
Otherwise, call SICK Service.
S004
Flow too low
F
When pressure error, clear it first.
Sample gas flow too low and purge/
zero gas flow ok: Check/replace sam‐
pling filter
Sample gas flow and purge/zero gas
flow too low: Call SICK Service.
Purge/zero gas flow too low and sam‐
ple gas flow ok: Check all hose con‐
nections.
When ok: To be checked by SICK
Service.
S005
Cell pressure too
high
F
Only sample gas pressure too high:
•
Ensure sample gas pressure
within device specification.
•
When not possible: Call SICK
Service.
Purge/zero gas and sample gas pres‐
sure too high:
•
Exhaust gas hose crimped/
blocked?
•
Counter-pressure in exhaust duct
too high?
•
Check all hose connections.
When ok: Call SICK Service.
Only purge/zero gas pressure too
high:
•
Set correct pressure on pressure
reducer unit.
When ok: Call SICK Service.
S006
Cell pressure too
low
F
Call SICK Service.
S008
Chopper
F Chopper frequency not regulated.
Call SICK Service.
S009
Motor filterwheel 1
F Filterwheel motor does not detect
reference position.
Call SICK Service.
S010
Motor filterwheel 2
S011
Motor filterwheel 3
S012
IR source
F Voltage or current outside toler‐
ance
Call SICK Service.
S013
5 Volt power
F Outside tolerance
Call SICK Service.
S014
24 Volt power
F Outside tolerance
Call SICK Service.
S015
Detector signal
F
Call SICK Service.
S016
Ref.energy too low
F
Call SICK Service.
11
TROUBLESHOOTING
54
O P E R A T I N G I N S T R U C T I O N S | MCS200HW
8021889/1D1T/V3-1/2021-09 | SICK
Subject to change without notice