Hardware Installation
ACX 780/781 Installation Guide 15
4. Tighten the screw with a flathead screw driver.
5. Place the ground wire under the metal plate behind the screw labeled
GND.
6. Tighten the screw with a flathead screw driver.
Wiring the Infinet to the ACX 780/781
Note
You must use shielded cables for Infinet to ensure compliance with the
Class A FCC limits and to ensure reliable communications.
Figure 4 illustrates how to wire the Infinet cable to the removable
terminal block connector in the upper left corner of the ACX 780/781.
Figure 4. Infinet Cable Wiring
1. Trim back the shield over the wires.
2. Take the first wire for the incoming Infinet and the first wire for the
outgoing Infinet and slip both in the hole beneath the screw labeled
with a plus sign.
3. Tighten the screw down on them until the screw holds the wires in
place.
4. Slip the second wire from each Infinet cable under the screw labeled
with a minus sign and tighten the screw down on them.
5. Slip the shields from the incoming and outgoing Infinet cables under
the screw labeled SHLD and tighten the screw down on them.
+
–
SHLD
Infinet Connection
Technical Manuals Online! - http://www.tech-man.com
firealarmresources.com
