ACTi E79 - Page 29

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Hardware Manual
29
The table below shows the DI/DO connection specifications:
Device
DI
Connection design
TTL - compatible logic levels
Voltage
To trigger (low)
Logic level 0: 0V ~ 0.4V
Normal (high)
Logic level 1: 3.1V ~ 30V
Current
10mA ~ 100mA
DO
Connection design
Transistor (Open Collector)
Voltage & Current
< 24V DC, < 50mA
After mapping the wires to the terminal block, connect the terminal block to the DIO connector of
the camera and make sure to wrap the connection using a waterproof tape (can be purchased in
hardware stores).