61
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
MAINTENANCE
7
7.2.7
Removing/installing the cell
Preparation work
1
Note reference energy
and
intensities (see menu:
Diagnosis/Check values
) (to compare
the energy after installation).
2
Put the MCS300P Ex out of operation and disconnect from the main power supply with
the external main power switch.
Removing the cell
Fig. 19: Screw connections on receiver side
1
Mark the position of the cell with a marking line on the cell flange and on the enclosure
flange.
2
Remove all tubes from the cell.
CAUTION:
Acid, risk of chemical burns
The cell and the connected hoses could contain caustic or corrosive media (noxious or
irritating substances).
Risk of splashing when tubes are removed or cut off.
▸
Take suitable protective measures when working on parts having contact with the
measured medium (e.g., wear protective goggles or a safety mask, protective gloves
and acid-proof protective clothes).
WARNING:
Hot surfaces
▸
Before touching heated subassemblies, allow to cool down first.
CAUTION:
Risk of contamination when the device is switched off
When the device is switched off, there is a risk of contamination by medium remaining
in the cell.
●
Before switching off the device, purge the connected cell and tubes for a sufficient
period with an inert medium.
Observe information on opening the enclosure (
see “Observe before opening the device
).
Spare parts
Number
Part No.
O-ring (cell flange)
2
5310003 (1 pc)
Cell-dependent spare parts
→
Cell Manual or System Documentation
Tool
4 mm Allen key
10 mm open-end wrench
30 mm open-end wrench
Receiver unit
Screw connection on
connecting tube
Cell
Enclosure flange
Cell flange
4 mounting brackets
with cup springs
on receiver unit
