Vanderbilt VR20M-MF, Installation Manual

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10 Connecting VR20/VR50 readers to ACT
This section covers the following topics:
Connecting VR20/VR50 readers to ACT in OSDP mode
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Connecting a single reader to ACT in OSDP mode below
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Connecting multiple readers to ACT in OSDP mode on the next page
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Setting the OSDP address for the reader on page 35
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Setting the jumpers for OSDP mode on page 35
Connecting VR20/VR50 readers to ACT in Wiegand mode
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Connecting an entry reader to ACT in Wiegand mode on page 36
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Connecting an Entry and an Exit reader to ACT in Wiegand mode on page 37
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Setting the Jumpers for Wiegand mode on page 1
10.1 Connecting a single reader to ACT in OSDP mode
An ACTpro 1520 controller can support all VR series readers on the same OSDP bus.
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For OSDP mode, set the jumpers on the VR series reader as shown in 1,2, 3 in the diagram.
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Set the End Of Line (EOL) jumper on the ACT pro controller as shown.
Wire the connections between a VR series reader and an ACTpro 1520 controller as follows:
VRxx-MF - AB-+ Terminal
block
ACTpro 1520
+
+12/24 V
-
0V/GND
A
A (OSDP/NET block)
B
B (OSDP/NET block)
© Vanderbilt 2021 33
A-100410-d
12.02.2021