Internal Assembly - Secutron MR-2900 Installation Manual

2.3 Internal Assembly

• Attach AC wiring to the AC Terminal Block. Attach green ground wire to ground screw on
backplate.
Note: Do not apply power to the unit until all doors, cables and wiring are installed and inspected.
Note: This AC circuit must be a separately fused dedicated circuit. It is recommended that the breaker
be locked in the OFF position during installation.
• Place the batteries in the bottom right of the back box or into the battery box. DO NOT ATTACH
BATTERIES UNTIL AFTER THE AC POWER HAS BEEN TURNED ON.
• Attach conduit to the back box as required using knockouts provided. Attach field wiring to the
system. The section below describes how each type of circuit is to be wired. Attach conduit to the
back box as required using knockouts provided. It is recommended that input circuit wiring be
physically separated from output circuit wiring.
• Have the Unit inspected before applying power. Correct and re-inspect any problems found.
• Turn on the AC power to Unit. If no problems occur other than Low Battery, attach the batteries to
the wires provided, the black wire to the black (negative) terminal and the red wire to the red
(positive) terminal. If the batteries need charging, the Low Battery condition remains until they are
charged.
Note: For Canadian installations in a network environment, a LED annunciator is required mounted next
to the Master Panel.
Use MR-2944-ANN chassis mounted in one of the following boxes as required:
• MR-2944-BBS annunciator enclosure for four strips
• MR-2944-BBL annunciator enclosure for eight strips
Refer to LT-2020 MR-2944 Installation
Manual for
information.
Note: The MR-2944 must be physically located next to the Main MR-2900 Panel.
10
detailed installation
Main MR-2900
MR-2900
Figure 3: MR-2900 and MR-2944 in a Network
MR-2944 MR-2900
MR-2900