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Detailed technical specifications of ADPRO VM21, one of over 80 Analogue Transmission from ADPRO
  • Technical spec
Please note: this is a discontinued product.


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Manufacturer: Xtralis Xtralis
ADPRO VM21 CCTV transmission system
Model CodeVM21
SeriesAdpro Accessories Series
AccessoriesRelay Output Card
Model InfoVM21 relay card, plug-in, provides 10 n/o relay contact Fastscan outputs. Increasing the current switching rating of the standard FastScan Alarm/Control Outputs is achieved with the use of an ADPRO ® VM21 Relay Card. The VM21 provides mechanical relay contacts for each Alarm/Control Output as well as a General Relay Output on all Fast Scan models. (Part no is 220295).

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