Flowserve NRS 1-42 - Manual (Page 3)

3
Wiring Diagram
Fig. 2
Fig. 1
Twisted pair cable
Twisted pair cable
1) CEP = central earthing point
Control terminal
URB 1 Controller
. . . Level electrodes
NRG 16-42
Terminating resistor
120
Ω
Power supply CAN data line
Terminating resistor
120
Ω
Electrodes
. . . Level switch
NRS 1-42
CEP 1)
Terminating resistor
120
Ω Ω Ω Ω Ω
Relay Relay Relay Relay
1 2 3 4
MAX MIN
Fill/
discharge
control