Installation guide

1. Ground
2. RS-485B
3. RS-485A
4. Relay input
5. Relay output
6. +5 VDC, 200 mA max. output for relay drive
7. 0 — External device
8. * — Relay
9. ** — Switch
NOTE: The 5 V connection can be used to energize a relay coil with up to 200 mA. If more than 200 mA is
required, an external power supply up to 25 VDC at 120 mA can be used.
Connecting to Microphone and Speakers
The camera can be connected to an external microphone and speaker through the audio connector. The
connector is a mini-jack (3.5 mm), and the pinout for it is shown in the following diagram.
NOTE: The camera only supports line level mono audio input.
Connecting to Microphone and Speakers 9