Model MRC44 Page: 19
© 2002 Xantech Corporation
(EXPANDED)
When at least one zone on either the PRIMARY or SECONDARY controller is turned ON, the Control Out
on the PRIMARY Controller is High (+12 volts). The Control Out on the SECONDARY Controller will be
inactive.
AC Power Connections
(BASIC/ADVANCED/EXPANDED)
Use the supplied power cable and plug into a power source capable of delivering the rated amps shown in
the specification section of this manual.
CONNECTIONS AT THE ZONE LOCATION
(BASIC/ADVANCED/EXPANDED)
Single Keypad Connections
1. Refer to Figure 10 for proper termination at the zone-end of the CAT5 cable.
2. Connect the CAT5 cable from the MRC44 Controller/Amplifier into the RJ45 jack marked “Controller” on the
rear of the MRC44 keypad.
3. Depending on the number of MRC44 keypads and IR receivers used in a zone the jumper pins on the
MRC44 keypad are to be connected as shown in the following table:
Primary Keypad Secondary Keypad
Application
Secondary
Keypad
Zone
Termination
Sensor
Enable
Secondary
Keypad
Zone
Termination
Sensor
Enable
One keypad in Zone with IR
Sensor enabled
OFF ON ON
Two Keypads in Zone with IR
Sensors enabled
OFF OFF ON ON ON ON
One Keypad and one separate
IR Receiver in Zone
OFF ON OFF
Two Keypads and two separate
IR Receivers in Zone (Sub-
Zone)
OFF OFF OFF ON ON OFF
Table 1 – MRC44 Keypad Jumper Configurations
Multiple Keypad Connections
1. For a second keypad in the same zone, terminate the CAT5 cable in the same way as shown in Figure 10.
2. Connect the CAT5 coming from the MRC44 Controller to the “CONTROLLER” jack on the Primary Keypad.
Plug a CAT5 cable into the “EXPANSION” jack on the Primary Keypad and connect it to the
“CONTROLLER” jack on the Secondary Keypad. Set the jumpers according to the above Table 1.
3. When adding an IR receiver in the zone, set the jumpers according to the above table and connect the
cables as shown in Figure 11.
