WIKA LH-10 - Manual (Page 11)

11 WIKA operating instructions submersible pressure transmitter, model LH-10
14075011.01 08/2013 GB/D/F/E
GB
6. Commissioning, operation
WARNING!
Observe the working conditions in accordance with chapter 3 “Specifications”.
CAUTION!
Prior to commissioning, the submersible pressure transmitter must be subjected to a visual inspection.
■ Leaking fluid is indicative of damage.
■ Only use the submersible pressure transmitter if it is in perfect condition with respect to safety.
6.1 Mechanical mounting
The protection cap protects the internal diaphragm from damage. Remove the protective cap if the medium is viscous
or contaminated.
6. Commissioning, operation
6.2 Electrical mounting
6.2.1 Connection assembly
■ Use the submersible pressure transmitter with shielded cable and ground the shield on at least one end of the lead,
if the lines are longer than 30 m or leave the building.
■ When the shield of the cable is being connected, no potential differences should exist between the medium, the
vessel and the ground connection of the junction box or the control cabinet.
■ Make sure that no moisture enters at the cable end.
Protection cap
Internal diaphragm