J1: Reader Interface Connector - GE WIU-2 Installation Manual

10 Wiegand Interface Unit Two State (WIU-2)
Installation Manual

J1: Reader interface connector

The 10 pin connector J1 is the reader interface connector. J1 is
used to connect a Wiegand output device to the WIU-2
Table 1. J1: Reader interface connector
PIN Description
1 Door ground (return)
2 Door input
3 REX ground (return)
4 REX input
5 Wiegand Data 1
6 Wiegand Data 0
7 Door DO/LED control
Used to control door strike and activate green LED
8 Beeper
Signal switches to ground to activate the beeper
9 Ground
10 12 VDC fused power, 250 mA maximum