73
8024250/18HT/V2-0/2020-12| SICK
O P E R A T I N G I N S T R U C T I O N S | ZIRKOR200 Ex-G
Subject to change without notice
MAINTENANCE
8
8.5
Tools required
8.6
Maintenance work
8.6.1
Replace fuses
▸
Open the locking screw to open the enclosure. Make sure not to damage the thread.
▸
Replace the corresponding fuses,
see “Position of the fuses”, page 73
▸
Close the housing with the locking screw with 5 turns. Make sure not to damage the
thread.
Fig. 32: Position of the fuses
x
x
Check the calibration date of the heating monitoring
x
Visual check of the flameproof enclosure of the control unit
(
see “Visual check of the flameproof enclosure”, page 76
)
x
Visual check of cables and hoses for external damage
[1] M = month(s), Y = year(s)
Deviating from these recommendations, the operator must define a suitable
maintenance interval for his process and measuring location that is appropriate to the
safety relevance of the measurement and the conditions of the process.
Maintenance interval
[1]
Maintenance work
1M
6M
1Y
Tools
3 mm Allen key
4 mm Allen key
Cross-head screwdrivers in different
sizes
2
1
6
5
3
