Installation and operating manual
51
010-700_01
Mono/Duo ATEX level sensor
Connect the ends of the ATEX level sensor to the Zener “Fig. [22]”.
The connection of level sensors is identical for both Mono and Duo systems.
Fig. [22]
rt/RD
4
(-)
bl
3
bl
HAZ
(+)
sw/BK
Overview of connections for the level sensor
Wire colour
Name on Zener barrier
Red (plus)
3
Black (minus)
4
Note: When extending the level probe connection cable, use the KESSEL
terminal box (art. no. 28799).
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