Flowserve NRS1-41 - Manual (Page 3)

3
Wiring Diagram
Fig. 2
Fig.1
Control terminal
URB 1 Level switch
NRS 1-40 Controller
. . . Level electrode
NRG 16-40
Terminating resistor
120
Ω
Voltage supply CAN data line
Terminating resistor
120
Ω
Control circuit
make-up unit
– uninterrupted –
Twisted pair cable
Twisted pair cable
Photo-MOS output
24 V – 230 V AC/DC, 100 mA
Instantaneous HW alarm,
clocked malfunction signal.
Further equipment in
control circuit
Note:
NRS 1-41 is the first
equipment in the
control circuit!
Terminals 26, 27, 28
and 30 must not be
connected!
Level sensor
NRG . . .
Terminating resistor
120
Ω
CEP