Keyscan Inc. – Technical Guide (PC109x - 07.15)
Appendix B – WIEEX2
Appendix B reviews general information, installation guidelines, and connection diagrams for Keyscan’s RS485
Wiegand extender kit (WIEEX2). For doors/readers at distances greater than 500 feet/152 metres from the
access control units, which is the maximum Wiegand communication distance, the WIEEX2 extends the
communication range by up to 4000 feet/1219 metres. When installing the WIEEX2 extenders please check
the version and observe the corresponding wiring diagram. Each Wiegand extender – WIEEX2 – includes one
(1) transmitter and one (1) receiver. The following additional components may be required to complete the
installation:
12VDC 1 Amp power supply with battery backup
mounting interface enclosure
Important
Do not mix WIEEX2 (firmware 6.00 or higher) receivers and transmitters with previous generation or
WIEEX (firmware 5.03 or lower) receivers and transmitters.
WIEEX2 Functions
The following table outlines the functions and capabilities of WIEEX2 extenders.
Table 30 – WIEEX2
WIEEX2 – (firmware 6.00 or higher)
- 26 bits to 80 bits
- multi-baud rates 9,600 & 19,200
- supports Present3
- PIN keypad transmission
- 4 & 8 bit burst
Table 31 – WIEEX2 Power Requirements
Optional – An OCB8 is required when not switching a 12VDC door lock
or gate operator. See Figure 95 – WIEEX2 to OCB-8 Cable Connection
on page 139.
Table 32 – WIEEX2 Cables and Distances
WIEEX2 transmitter (TX) to reader
Refer to Table 1 – Cable Specificationss - Readers
WIEEX2 transmitter (TX) to receiver (Rx)
CAT 5 - 1 twisted pair (communication)
1 pair 18 AWG power if no local independent power
supply
WIEEX2 receiver (RX) to ACU
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