Flowserve NRS 2-3 - Manual (Page 11)

11
Wiring
Wiring diagram for design “b”
Design “b”
Wiring is effected via the two screw-type terminal strips. Use screened two-core cable,
conductor size 0.5 mm², max. cable length 150 m for the supply of the level
transmitter.
Fig. 3 Example of fill control with second level indicator
Level transmitter, output 4 – 20 mA
High level
Water level controller (fill control)
Low level (LED red/green)
Connection for another device, e. g. NRR 2-3
Key to wiring diagram
2
3
4
1
5
4
3
5
1
2
G 2.5 A