Interlogix TVE Series - Manual (Page 8)

4 TVE-400/800-1600 H.264 IP Video Encoder User Manual
1. Emerson alarm
2. V output
3. 10 V regulator
4. 4N35 optocoupler
5. Relay output
6. Normal alarm
7. JQC-3FG 24 V relay
The TVE encoder supports the open/close relay input as the alarm output mode.
The alarm input can be selected to NO or NC. Different alarm output connection
methods are applied to the AC or DC load. See Figure 3.