3
4.0 System
Cables
4.1 Power Cable
Power to the unit is made via interconnect cable CA-PWR-7XLR-XXX to the
7-pin XLR power connector located on the rear of the unit (Note: XXX=Feet).
The other end of interconnect cable connects to the external power supply.
Figure 2 Power Cable CA-PWR-7XLR- XXX
4.2 Serial Data Connection
Communication to the unit is made via serial data cable CA-RS to the 9 pin
serial data connector located on the rear of the unit. The other end of the
cable connects to the control panel. Units configured for RS-232 can have a
maximum distance of 100 feet between the unit and the control panel. Units
configured for RS-422 can have a maximum distance of 4000 feet between the
unit and the control panel. (Note: Units are set to accept either RS-232 or RS-
422 at the factory. See Table 1 for proper DIP switch settings.)
Figure 3 Serial Data Cable
LENGTH: VARIABLE (CUT CABLE XXX' +5")
RTN
GREEN
GREEN
6
1
3
2
4
5
7
J1
NEUTRIK - NC7MX
CONN 7-PIN XLR MALE
LENGTH
STRIP
SHIELD
SLEEVING
LABEL
1/2"
LABEL
SUPPLY
TO PWR
QUABBIN #4177
BROWN
WHITE
BLUE
BLACK
RED
ALPHA #25836
BLUE
ORANGE
WHITE
RED
BLACK
+48V
RTN
RTN
+48V
+48V
2
6
5
4
3
1
7
J2
NEUTRIK - NC7FX
CONN 7-PIN XLR FEMALE
STRIP
LENGTH
1/2"
SLEEVING
SHIELD
TO P/T
