Motorola Avigilon H4 Series Installation Manual page 20

Figure 1:
Example application.
1. Dark Red — +12 VDC, 50 mA max. output for relay drive
2. Grey — Relay ground return
3. Red — Relay input 1
4. Orange — Relay input 2
5. Pink — Relay output 1
6. Blue — Relay output 2
* — Relay
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** — Switch
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Note: The 12 V connection can be used to energize a relay coil with up to 50 mA. If more than 50
mA is required, an external power supply up to 25 VDC at 120 mA can be used.
White — Audio/video analog ground return
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Brown — Analog audio input
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Green — Analog audio output
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Connecting to External Devices 15