5.7 Setting the Jumpers
There are three jumpers inside the front of the reader. Use the jumpers to set the reader to OSDP or
Wiegand mode, to set OSDP Addressing or Wiegand format, and to set the End Of Line (EOL) status
for the reader.
1 Set reader to OSDP or Wiegand mode
2 Set OSDP addressing or Wiegand formats
3 Set End Of Line (EOL) status for the reader
* This indicates the bottom of the reader
5.8 Setting the Jumpers for OSDP
The diagrams below show how to position the Jumpers to get the desired functions from the terminal
blocks. Note that the EOL is ON for a sole reader or for the last reader on the RS485 bus.
Jumper 1
© Vanderbilt 2021 20
A-100410-d
12.02.2021
Mullion Reader VR20 VR50 – Installation Manual Mounting and connecting
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