JUMO exTHERM-DR, Руководство по эксплуатации

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4 Electrical connection 25
4.4 Checking wiring of the intrinsically safe electrical circuit
h
Fine-strand lines in ferrules up to max. 1.5 mm
2
or single-strand lines up to max. 2.5 mm
2
can be inserted and tightened.
h
Switch on the device and test whether the measured value of your choice (e.g. temperature or pressure) is displayed with-
out any problems.
h
Place the protective cap back in its position and make sure it is securely in place.
Caution:
The protective cap that is removed prior to wiring must be put back into place after wiring is complete so that the
detent lugs snap back into place!
This is necessary for the proper operation of the probes in the Ex-area!
Caution:
All screw terminals in the housing must always be tightened to the maximum torque of 0.5 Nm. This also applies to
connections that are not required.