Manual – 3000 NRL Family
Unidata Manual - 3000 NRL Family - 17 09 2018.docx
Page 40
5.5.3
Option 3 4-20mA INSITU Current Loop Sensor
5.5.4
Option 4 Generic Analog / Voltage Output Sensor
JP Config
Connection
Description
Cable Colour
JP1 – OPEN
JP2 IN POSITION 1
(linking pins 1&2 to supply
loop power to sensor)
JP3 IN POSITION 2
(linking pins 2&3 to feed return
current in to analog input)
JP4 - CLOSED
(to feed return current through
loop current sensing resistor)
P8 C0
N/A
N/A
P1 SDI
N/A
N/A
P9 GND
N/A
N/A
P2 MB+
N/A
N/A
P3 MB-
N/A
N/A
P7 GND
Insitu housing GND
TBA
P4 ILP
Loop Supply Output
Brown
P5 IPWR
N/A
N/A
P6 G/LP/A
Loop Supply Return
Black
JP Config
Connection
Description
Cable Colour
JP1 – CLOSED
(to supply power to sensor via
Red P5)
JP2 – IN POSITION 2
(linking pins 2&3 to feed signal
to analog input)
JP3 – OPEN
JP4 - OPEN
P8 C0
N/A
N/A
P1 SDI
N/A
N/A
P9 GND
Ground
TBA
P2 MB+
N/A
N/A
P3 MB-
N/A
N/A
P7 GND
N/A
N/A
P4 ILP
Voltage Signal In
Brown
P5 IPWR
External Power
Red
P6 G/LP/A
N/A N/A