ADD-ON PC
KEYPADS DAISY-CHAINED TO CPU
ADD-ON PC
STAR
OF KEYPADS USING
Figure 6
Sample Star and Daisy-Chain Keypad Configurations
Perform the following procedure to connect remote keypads to the V1422.
1.
Route the cable from the keypad or distribution line control. The keypad/distribution line control-end of the
cable will be connected per the instruction manual for that unit.
2.
Select the following from the accessory kit:
connector
.
outer shield
.
inner shield
ferrule
.
six contact pins.
3.
Slip the ferrule over the
of the cable. Refer to Figure 5b.
4. Using wire strippers, remove approximately 1.5 in. (3.8 cm) of outer insulation and shielding from the
cable.
5.
Using wire strippers, remove approximately 0.25 in. (0.64 cm) of insulation from each of the wires.
6.
Using a crimping tool, attach a contact pin to each of the six conductor wires,
7.
If connections have already been made at the remote keypad or distribution line control-end of the cable,
perform step 8. If connections have not already been made at the keypad or distribution line control-end of
the cable, perform step 9.
8.
A chart containing the color of the conductor wires and the connection made with each conductor should
have been created at the time of the remote keypad or distribution line control installation. If this chart
does not exist, refer to the keypad, distribution line control, or add-on PC instruction manual and the
physical connections to construct a chart.
14 Installation
X826
Rev 798 NOVA VI 422