PAC 520 Quick Start Manual page 2

520 Input Controller Wiring Diagram
Legend
1 RS-485 connection
2 RS-485 termination jumper
3 RS-485 status LEDs
4 Inputs
5 Auxiliary power out
6 Tamper switch
7 One-Touch™ button
8 System status LED
9 Battery backup
10 12V/24V Power Supply Unit
(Battery) +
(Battery) –
11 Outputs
12 Tamper override / connection
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VIN 1 Orange
0V 2 White
MSTAT 3 Pink
4 Red
5 Black
EARTH 6 Green/Yellow