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14
2.8 Connecting Control Outputs to the DVR
Each DVR unit may have up to 16 Control Outputs. These outputs can be used to trigger devices such as Sirens,
Phone Dialers, Lights, and any other relay activated device.
Control Output
• Use 12V, below 300mA. For controlling lights or other devices, use another external relay.
• Maximum voltage is 24V AC @ 1 amp
• Output uses a Form C Relay
External Power Supply ( DC 12V)
Common
Relay (1 ~ 4)
(+)
Siren, Alarm, Outside Relays
(-)