103
8011952/YWL2/3-0/2016-08| SICK
O P E R A T I N G I N S T R U C T I O N S | DUSTHUNTER C200
Subject to change without notice
MAINTENANCE
5
5.4
Shutdown
The measuring system must be shut down:
●
Immediately when the purge air supply fails
●
If the equipment is to be put out of operation for a longer period of time (as from approx.
1 week)
Work to be performed
▸
Loosen the connection line to the MCU.
▸
Dismantle the sender/receiver unit and reflector/scattered light receiver from the duct.
▸
Close off the flange with tube with a blind plug.
▸
Switch off the purge air supply
▸
Loosen the hose clamps and pull the purge air hose off the connections and secure the
hose ends against dirt and moisture
▸
Disconnect the MCU control unit from the supply voltage.
Storage
▸
Store dismantled device parts in a clean, dry location.
▸
Use suitable auxiliary means to protect the connection line plug connectors against dirt
and moisture.
▸
Secure purge air hoses against penetration by dirt and moisture.
NOTICE:
Never switch off or interrupt the purge air supply when the sender/receiver unit and
reflector/scattered light receiver are fitted on the duct.
WARNING: Hazard through gas and hot parts
▸
Observe the relevant safety regulations as well as the safety notices in Section 1
during all disassembly work.
▸
Only remove the sender/receiver unit and reflector/scattered light receiver on
equipment with hazard potential (higher internal duct pressure, hot or aggressive
gases) when the equipment is at a standstill.
▸
Take suitable protection measures against possible local hazards or hazards
arising from the equipment.
▸
Secure switches that should not be switched on again for safety reasons with
signs and safeguards to prevent unintentional switching.
