Connections; Sensor Terminal Box Connections (Remote Versions Only); Environmental Protection - ABB AquaMaster IM9 Installation Manual

3.2 Connections

3.2.1 Sensor Terminal Box Connections (Remote Versions only)

Caution. (Remote versions)
• Remove foil screens completely, and plastic/foil screens and any fillers
• Twist the three screen wires together and sleeve them.
• Keep cable pairs twisted.
• Make connections only as shown.
• Maintain Environmental Protection at all times.
• Conduit connections must provide cable entry sealing.
Caution. With Belden Cable 8777, ensure that the black wires are not interchanged, and
remain with the associated twisted pair.

3.2.2 Environmental Protection

Fig. 3.11 Potting the Terminal Box
7
3
2
1
Fig. 3.10 Sensor Terminal box Connections (Remote Version)
3 ELECTRICAL INSTALLATION...
CABLE
ABB
––7 Violet
––6 Blue
––5 Sleeved Grounds
––4 Yellow
––3 Orange
––2 Red
––1 Brown
Maximum Cable Lengths
STT 4000Series:
STT 4005 Series:
Belden 8777:
Warning.
• Potting materials are toxic – use suitable
safety precautions.
• Read the manufacturers instructions carefully
before preparing the potting material.
• The remote sensor
connections must be potted immediately
on completion to prevent the ingress of
moisture.
• Check all connections before potting – see
ELECTRICAL INSTALLATION.
• Do not overfill or allow the potting material
to come into contact with 'O' rings or
grooves.
• Do not let potting material enter conduit, if
used.
Belden 8777
7 White
6 Black
5 Sleeved Grounds
4 Red
3 Black
2 Green
1 Black
≤80m
≤250m
≤80m
terminal box
13