Flowserve NRG211-1 Level Probe - Manual (Page 14)

14
Supply voltage 12 V DC
Measuring voltage 1 – 10 V DC
Pins
For resistance measurement: strip off conductor
For resistance measurement: Pt 1000
Fixing screws for amplifier board
Key to wiring diagram
2
3
4
6
1
5
Attention
n Screen must not make any other electrical contact.
n Connect the screen to the level switch only.
n
When switching off inductive loads, voltage spikes are produced
that may impair the operation of control and measuring systems.
Inductive loads should be provided with commercial arc suppressor
RC combinations, e. g. 0.1 µF/100
Ω
.