Sample gases and exhaust gases
CAUTION
Risk of chemical burns by acid gas
Acid condensate could escape when working on the sample gas lines and the associ‐
ated assemblies.
b
Take appropriate protective measures for work (e.g., by wearing a safety mask,
protective gloves and acid resistant clothes)
b
In case of contact with the eyes, rinse immediately with clear water and consult a
doctor.
NOTICE
Risk of contamination of analyzer
The gas sampling unit and analyzer are flushed with instrument air when the system is
not in measuring operation. When the instrument air is switched off, there is the risk of
contamination of the analyzer.
•
Pull the gas sampling unit out of the exhaust duct when instrument air is not
available for a longer period of time.
Surfaces
CAUTION DANGER OF BURNS DUE TO HOT SURFACES
Surface can become hot through operation of the device.
b
Wear suitable protective clothes, for example, heat-resistant gloves.
b
Switch off the device and allow the components to cool down.
Span gases
CAUTION
Before working on span gas cylinders or span gas lines: Relieve the span gas pressure.
b
Shut off the span gas cylinder.
b
Open the span gas valve: Menu: 2 Adjustment → 3 Span gas feed.
b
Wait for about 1 minute until the pressure in the lines has been relieved.
b
Close the span gas valve: Menu: 2 Adjustment → 3 Span gas feed.
Please note:
•
After working on the gas path: Perform a leak tightness check.
•
After exchanging a span gas cylinder: Check the compliance with the span gas
concentration set in the menu: 2 Adjustment → 5 Settings → 1 Concentrations
10.3 Cleaning
10.3.1 Clean surfaces and parts with media contact
Important information
NOTICE
Device damage through incorrect cleaning.
Incorrect cleaning can lead to device damage.
•
Only use recommended cleaning agents.
•
Do not use sharp objects for cleaning.
10 MAINTENANCE
46
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
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