American Dynamics MP-KMI Manual

MP-KMI Keyboard Matrix Interface Information Sheet
PRODUCT SAFETY
 Please follow these instructions as you install the equip ent and keep the for future use.
 Installation is only to be carried out by suitably qualified and experienced personnel, and should confor to all local
electrical codes.
 Only use this equip ent in a clean, dry, dust-free environ ent.
 To prevent fire or shock hazard, do not expose this product to rain or oisture.
DESCRIPTION
The MP-KMI Keyboard Network Interface is used to connect an MP1000 series keyboard/controller to the matrix switchin system.
The MP-KMI contains six jumper links that must be confi ured accordin to fi ure 1. Access to the jumpers is obtained by removin
the screw holdin the cover in place. The MP-KMI is supplied by default with the jumpers fitted in the positions shown, and should not
normally require any chan es to be made.
1
2
3
LK1
1
2
3
LK2 LK3 LK4 LK5 LK6
Rx
Tx
GND
Fi ure 1
CONNECTIONS FOR CABLE DISTANCE OF SEVEN FEET OR LESS
For installations where the keyboard-to-system cable distance is seven feet or less, connect the cables in accordance with fi ure 2
below.
The RJ-45 socket on the MP-KMI that is marked Matrix is connected to the switchin system usin an MP-CBL cable. The RJ-45
connector on the MP-KMI marked Keyboard is connected to the MP1000 keyboard usin an MP-CBL cable.
Issue 1 12/02 HB-MP-KMI-1
Matrix Switching System
MP-KMI KEYBOARD
MATRIX INTERFACE
MATRIX KEYBOARD
KEYBOARD
POWER
SUPPLY
POWER, UL LISTED
CLASS 2 ONLY
MP-CBL
MP-CBL
Fi ure 2

American Dynamics, One Blue Hill Plaza, Pearl River, New York, 10965
CONNECTIONS FOR CABLE DISTANCE OF GREATER THAN SEVEN FEET
For installations where the keyboard-to-system cable distance is reater than seven feet, the followin additional components are
required:
 One MP-KMI wall-mount keyboard matrix interface
 A three-wire, shielded, 18 AWG cable supplied by the installer
Usin the additional MP-KMI, connect the cables in accordance with fi ure 3 below.
POWER
SUPPLY
Matrix Switching System
KEYB
O
ARD
POWER, UL LISTED
CLASS 2 ONLY
MP-KMI
KEYBOAR
D
MATRIX
INTERFACE
MP-KMI
KEYBOARD
MATRIX
INTERFACE
TX
RX
GND
TX
RX
GND
MP-KMI (A) PINS
TX
RX
GND
MP-KMI (B) PINS
RX
TX
GND
BA
MATRIX KEYBOARDMATRIX KEYBOARD
MP-CBL
MP-CBL
Fi ure 3