Connecting The Transmitter Unit To The Junction Box - ABB LS4000 Operating Instructions Manual

Connecting the transmitter unit to the junction box

Connecting the
transmitter unit
OI/LS4000/NH3/H2O-EN
Connect the transmitter unit to the junction box.
The wires in the connection cable are color coded to facilitate the assignment
to the terminals.
Connections to the terminal strip are made as follows:
Terminal Cable wire color
1 White
3 Brown
5 Green
6 Yellow
7 Gray
8 Pink
12 Blue
13 Red
20 Black
21 Violet
22 Gray/pink
- Blue/red 1)
23 White/green
24 Brown/green
25 White/yellow
26 Brown/yellow
1) This wire is not used and must be secured in the junction box. If a power
supply is installed in the junction box, the wire that is not used can be
connected to a free PE terminal. Otherwise, the wire must be insulated
with shrinkdown plastic tubing and fixed to the cable harness with cable
ties.
Operating instruction LS4000 for NH
Function
+24 V
GND
TURU_A
TURU_B
AUX_A
AUX_B
AO1 (4...20 mA)
AO2 (4...20 mA)
INTERNAL
INTERNAL
INTERNAL
(not assigned)
ETH_TX+
ETH_TX-
ETH_RX+
ETH_RX-
and H O
3 2
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