Operating Instructions - ProSense LPM1 Series Meter
LPM1 Series Meter Rev. 1
16
71487579
TX20
Ground terminal on field housing
5.4 Degree of protection
5.4.1 Field housing (LPM1-A-ENC and LPM1-A-HAZ)
The devices meet all the requirements of IP67. It is absolutely essential to
comply with the following points to ensure this protection is guaranteed
after mounting or servicing the device:
• The housing seal must be clean and undamaged when inserted into the
groove. The seal must be cleaned, dried or replaced if necessary.
• The cables used for connection must be of the specified outside diameter
(e.g. M16 x 1.5, cable diameter 5 to 10 mm (0.2 to 0.39 in)).
• Mount the measuring device in such a way that the cable entries point
downwards.
• Fill unused cable entries with plugs.
• The housing cover and the cable entries must be firmly tightened.
5.4.2 Panel housing (LPM1-A-PNL)
The front of the device meets the requirements of IP65. It is absolutely
essential to comply with the following points to ensure this protection is
guaranteed after mounting or servicing the device:
• The seal between the front of the housing and the panel must be clean
and undamaged. The seal must be cleaned, dried or replaced if necessary.
• The set screws of the panel mounting clips must be firmly tightened.
