Page 1 Model MRC44CB1
© 2002 Xantech Corporation
INSTALLATION INSTRUCTIONS
MODEL MRC44CB1
MRC SERIES CONNECTING BLOCK
PWR
IR IN
CONTROLLER KEYPAD
+12V GND SIG
JP1
LED1
TABLE OF CONTENTS
INTRODUCTION..................................................................................................................................................................1
Features..........................................................................................................................................................................1
Specifications...................................................................................................................................................................1
INSTALLATION....................................................................................................................................................................2
Example A - Substituting A Smartpad3, Waterpad Keypad, or IR Receiver In Place Of A MRC44 Keypad ..........................2
Example B - Substituting A Secondary Sub-Zone MRC44 Keypad With A Smartpad3, Waterpad Keypad or IR Receiver ....2
Example C - Adding An IR Receiver To A Zone With An MRC44 Keypad...........................................................................3
Example D - Extending The Overall Length Between MRC44 Keypads..............................................................................4
TROUBLESHOOTING..........................................................................................................................................................4
INTRODUCTION
The MRC44CB1 connecting block allows added flexibility for current MRC44 system owners in regard to Keypad placement. It
also provides for the addition of external IR Receivers and/or utilizing other Xantech IR Keypads on an existing MRC44
system (i.e. using SMARTPAD3 or WATERPAD Keypads in addition to or instead of, the standard MRC Controller Keypads).
FEATURES
• Add external Xantech IR Receivers in conjunction with MRC44 Keypads
• For Retro installs requiring J-Box style keypads only, allows integration of SMARTPAD3 or WATERPAD Keypads to an
existing MRC44 system
• Add outdoor Zone or Sub-Zone utilizing WATERPAD Keypad
• Extend maximum distance of Secondary Keypad to 600ft
• External Power Supply selector jumper. Enables use of external 12v supply for longer cable runs and applications requiring
higher current capacity supplies
• IR Receive confirmation LED
SPECIFICATIONS
• 1 – Three Terminal, Screw-Type connection for +12VDC, GND, and SIGnal from Xantech IR Receivers and IR Controller
Keypads
• 1 – 3.5mm mini stereo “Quick Connect” IR IN input jack
• 2.1mm coaxial power jack
• 2 – RJ45 connectors for connection to/from MRC Controller and MRC44 Keypad
• Max Distance powered from MRC44 Controller: 200ft as measured from MRC44 Controller to last keypad/IR Receiver in
line
• Max Distance powered fro external 782-00 PS: 600ft as measured from MRC44 Controller to last keypad/IR Receiver in
line.
• Dimensions: 3-½” W x 1” D x ¾”H