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MAN0889_Issue 3_03/13
3. Installation and Operation
• via another type of junction box, e.g. Hawke PL612 - using the SHC Protection Device.
See the following diagram and description and Appendix C - Spare Parts
Flying Lead
Notes:
1.
The protection device must always be used for this type of connection.
2.
A hot work permit may be required for this procedure.
Carry out the following procedure to connect using the protection device.:
(1)
Isolate all power supplies.
(2)
Remove the cover of the junction box.
(3)
H ard wire the flying lead of the SHC Protection Device to the communications link terminals in the box
as shown:
Blue B
Orange A
Black 0V
To Receiver
White 4-20mA
Red +24V
Green/Yellow GND
(4)
Connect the Interrogator to the IS connector on the end of the SHC Protection Device.
Searchline Excel Cross-Duct Technical Handbook
Junction Box
23
IS Connector
SHC Protection
Device Flying Lead
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