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MR-2100/2200 Installation Manual
3.3 Internal Assembly
• Attach AC wiring to the AC Terminal Block (see Figure 4 on page 16). Attach green ground wire to ground screw on backplate.
Notes:
• Do not apply power to the unit until all doors, cables and wiring are installed and inspected.
• This AC circuit must be a separately fused 20A 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 will remain until they are charged.
• Figure 2 shows the areas of the cabinet in which power limited/non-power limited wiring may be routed. Note that the location labeled Option Card 1 is not for the City (MRCTYB).
There is a location above Option Card 1 that is used for this card. Figure 3 shows the routing of power limited wiring to a city module.
Power Limited
Mainboard
Power Limited
14
Vbell 3 Vbell 2 Vbell 1
Non Power Limited
Figure 2: Power Limited Wiring Diagram
MR-2100/2200 Installation Manual
Figure 3: Power Limited Wiring, City Module
15
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