Interlogix VT1900WDM-Pelco Series - Manual (Page 3)

Black with
white stripe
Black wire
ifs
International
Fiber
Systems
Incorporated
VR1930WDM
FM VIDEO RECEIVER
& DATA 2 WAYS
- 2
+ 12 VDC - 1
POWER
CARRIER
DETECT
LOSS OF VIDEO/
TAMPER SWITCH
VIDEO OUTPUT
OPTICAL IN
Coax cable
Tx -
Tx +
Video
monitor
VT1930WDM-
PELCO
Pelco
Controller
Switch 1
RS232
RS422
RS485 (2-wire)
RS485 (4-wire)
Switch 2
OFF OFF
OFF OFF
ON OFF
ON ON
1
2
SW
2
1
232
OFF
OFF
422
OFF
OFF
2W
485
ON
OFF
4W
485
ON
ON
- 7
- DATA (IN/OUT) - 6
+ DATA (IN/OUT) - 5
RS232 DATA OUT - 4
- DATA OUT - 3
+ DATA OUT - 2
- 1
RS422/
2W RS485
RS422/
4W RS485
RS232
TAMPER SWITCH
FUNCTIONALITY OF TAMPER SWITCH:
The tamper switch terminals on the VR will
open upon one of the following conditions;
loss of carrier, loss of video, or an open
circuit on tamper switch input.