Lincoln Electric P709 GUARDIAN CONTROL SOLUTIONS - Manual (Page 37)

A-30 INSTALLATION
GUARDIAN CONTROL™ SOLUTIONS
A-30
All connections for field wiring are to the terminal strips
along the top and bottom of the circuit board. See
Figure A.27. Also See Wiring Diagram.
Cables to be used:
• 5 x 20 AWG shielded cable for detectors and
manual call point
• 5 x 20 AWG normal cable for other wiring
The resistance of any core of any cable should not
exceed 25 ohm(>1640 ft for 20 AWG).
To connect the cables to the Guardian™ Panel, use
suitable metal cable glands fitted to the knock-outs
provided.
1. Connect all cables to the Guardian™ Panel in accor-
dance with the Electrical Wiring Diagram.
The wiring of the detectors, manual call point, Flame
Guardian™ and fire alarm sounder is monitored for
open circuit fault conditions. See Wiring Diagram.
BATTERY PACKS
The Guardian™ Panel is fitted with
battery leads wired to the circuit board
to connect the two battery packs.
1. Place both battery packs inside the Guardian™
Panel.
2. Connect them to the battery leads.
NOTE: It is extremely important for the polarity of the
batteries to be connected correctly. Incorrect
connections could damage the control panel.
MAIN SUPPLY
The main supply of 115V/230V AC must be connected
to a dedicated circuit. See Wiring Diagram.
1. Connect the Guardian™ Panel to the main in accor-
dance with the Electrical Wiring Diagram.