For more information, please refer to:
l Reverse mode Wiegand on the next page.
Only one of the two modes may be configured at a time.
Wiegand - Standard mode transmission
Wiegand Standard transmission Re-program necessary
56 Bit Yes No
37 Bit Yes No
32 Bit Yes No
26 Bit No
Wiegand - Reverse mode transmission
Wiegand
Standard
transmission
Re-program
necessary
Procedure
Mandatory
additional
procedure
56 Bit Yes Yes Yes
Programming a
reader for reverse
mode transmission
on page24
37 Bit Yes No
32 Bit Yes Yes Yes
Programming a
reader for reverse
mode transmission
on page24
26 Bit Yes Yes
Programming a
reader for reverse
mode transmission
on page24
Programming a
Reverse mode
transmission reader
for 26 Bit Wiegand on
page24
The diagrams below show how to position the Jumpers to get the desired functions from the terminal
blocks. Note that in Wiegand mode EOL is not fitted. Wiegand can be set at 32 bit, 37 bit, or 56 bit.
Jumper 1
Jumper 1 is OFF to select Wiegand.
© Vanderbilt 2021 22
A-100410-d
12.02.2021
Mullion Reader VR20 VR50 – Installation Manual Mounting and connecting
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