page
Level limit switch
Series RN 4000
Technical information / Instruction manual
Electrical installation
Extenal equipotential
bonding terminal
Field wiring
A strain relief must be provided for the field wiring cables, when the device is installed with the
factory provided cable glands.
Cable glands
Installation according to the regulations of the country, where the product is installed.
Not used entries have to be closed with blanking elements certified for this purpose.
Where applicable the factory provided parts must be used.
A strain relief must be provided for the field wiring cables, when the device is installed with the
factory
provided cable glands.
The diameter of the field wiring cable must match to the clamping range of the cable clamp.
If other than the factory provided parts are used, following must be ensured:
The parts must have an approval adequate to the approval of the level sensor (certificate and type of
protection).
The approved temperature range must be from the min. ambient temperature of the level sensor to
the max. ambient temperature of the level sensor increased by 10 K.
The parts must be mounted according to the instructions of the supplier.
Commissioning
Commissioning only with closed lid.
Opening the lid
Before opening the lid take care, that no dust deposits or whirlings are present.
Do not remove the lid (cover) while circuits are alive.
Additional Safety Instructions for Hazardous Locations
Connection
Connecting
terminals
Connect to equipotential
bonding of the plant
RN 4000
gi010121
13
Rotonivo
®
1
2
3
4
5
6
7
8
9
10
11
12
