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 greater than seven feet, the following additional components are
required:
One MP-KMI wall-mount keyboard matrix interface
A three-wire, shielded, 18 AWG cable supplied by the installer
Using the additional MP-KMI, connect the cables in accordance with figure 3 below.
POWER
SUPPLY
Matrix Switching System
KEYBOARD
POWER, UL LISTED
CLASS 2 ONLY
MP-KMI
KEYBOARD
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
B
A
MATRIX
KEYBOARD
MATRIX
KEYBOARD
MP-CBL
MP-CBL
Figure 3
