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8 seal device, Seal device, 5 startup of the device – JUMO 14597 safetyM STB/STW Ex - Safety Temperature Limiter and Safety Temperature Monitor Operating Manual User Manual

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5 Startup of the device

2013-04-01

28

5.8

Seal device

The device settings must not be changed under operating conditions.
A lead-sealed see-through cover is therefore placed on top to prevent unintentional or
unauthorized adjustment.

Two holes are provided to the left and right of the see-through cover through which wire
can be guided for lead sealing to connect the cover to the case. The wire ends are se-
cured with the seal.

Opening see-through cover for close-density mounting:
A screwdriver can be used to pry open the see-through cover.