For control or monitoring of temperatures existing in fluid or gasiform media. Sensors are not included in the scope of the delivery. (As for choice of sensorsavailable, see as of page 133). Application of sensor types according to sensor no. indicated (i.e. all no. 51 sensors can be applied, e.g. HF-51 or LF-51, etc.).
Avoid parallel laying of sensor line and mains supply cables.