AVer E-I/O BOX - Manual (Page 3)

3
Name Description
(5) Reset To initialize External I/O Box
Rear Panel
Name Description
(1) DC IN 5V Connect the power adapter into this port
(2) RS-232 to DVR Connect to the COM port of NV/SA/XR/IWH DVR
(3) RS-485 Connect to the COM port of NV/SA/XR/IWH DVR via RS-485 to RS-
232 converter
i
RS-485 interface doesn ’t support to connect with RS-485 interface of SA RACK series
directly.
(4) Relay Out Connect to the relay device
(5) Sensor In Connect to the sensor device