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Figure 1: User Control Locations
Eight (8) Message
Play Indicators
Eight (8) Message
Play Buttons
Message Label
Window
System Fault
Indicator
Fault Audible
Cancel Button
Noise Canceling Handheld
Push to Talk Microphone
Message Cancel
Button
Message Activate
Contact Closure Inputs
9 V Alkaline
Battery
24VDC Input
Power Connection
Output
Connections
Serial Programming
Input
Pair
Pair
RJ-45 Connection Detail
Audio Output
-24VDC Output 2A
Message Play Contact Pair
CONTACT CLOSURE PAIR
PIN 1
PIN 8
Figure 2: Rear Connections
RJ45 Pin Assignment
Pin 1 Audio Out
Pin 2 Audio Out
Pin 3 Supervision 4.7K resistor (A “no fault” condition results in 4.7K ohm between pins 3 and 6)
Pin 4 Message Play Contact (Pins 4 and 5 short when audio is present on pins 1 and 2)
Pin 5 Message Play Contact
Pin 6 Supervision 4.7K resistor
Pin 7 24VDC
Pin 8 24VDC Common
Figure 2: Rear Connections