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67
8013741/16LH/V1-7/2020-04| SICK
O P E R A T I N G I N S T R U C T I O N S | MCS300P Ex
Subject to change without notice
CLEARING MALFUNCTIONS
8
8.6
Fuses
Fig. 23: Fuses
1
Put the MCS300P Ex out of operation (
see “Decommissioning”, page 54
) and separate
all connectors from the main power supply.
2
Unscrew the 4 screws of the sender unit (5 mm Allen key).
3
Open the cover.
4
Check and, If necessary, replace the fuses.
5
Close the sender unit. Ensure gas tightness.
Controller 1 fuse (cell)
Power voltage
Fuse rating
Part No.
240 V
2.5 A
6004305
120 V
5 A
6023695
Main fuse
Power voltage
Fuse rating
Part No.
240 V
6.3 A
6006661
120 V
10 A
6000297
Main power supply unit fuse
Power voltage
Fuse rating
Part No.
240 V
1 A
6004298
120 V
2 A
6004303
Controller 2 fuse
Power voltage
Fuse rating
Part No.
240 V
2.5 A
6004305
120 V
5 A
6023695
WARNING:
Risk when opening the sender unit
▸
Observe warning information,
see “Opening the sender unit”, page 26
“Observe before opening the device enclosure”, page 57
NOTICE:
Fuse ratings depend on the power voltage.
▸
Only use fuses with the correct fuse rating.