Cable Descriptions - EverFocus EPN4122i Quick Installation Manual

3. Cables and I/O Terminal Block
Cable Descriptions
No Name and Descriptions
1 RS‐485+ (Yellow): Connects to an RS‐485 device.
2 RS‐485‐ (Orange): Connects to an RS‐485 device.
3 24 VAC~: Connects to the power adapter.
4 Test‐Out Cable: Connects to a DVR or monitor.
Note: Microphones with external power supplies are required.
I/O Terminal Block
The I/O terminal block, located on the rear panel of the Base Board, can be used to develop applications
for alarm input and output, motion detection, PTZ control or a variety of other functions.
Pin Assignment
No. Functions
1 GND (Ground)
2 ALM_NO_B (Alarm Output Normal Open B)
3 ALM_COM_B (Alarm Output Common B)
4 ALM_NC_B (Alarm Output Normal Close B)
5 ALM_NO_A (Alarm Output Normal Open A)
6 ALM_COM_A (Alarm Output Common A)
No Name and Descriptions
5 Audio In: Connects to a microphone.
6 Audio Out: Connects to a speaker.
7 RJ‐45 Cable: Connects to the network.
No. Functions
7 ALM_NC_A (Alarm Output Normal Close A)
8 GND (Ground)
9 ALMIN1 (Alarm Input 1)
10 GND (Ground)
11 ALMIN2 (Alarm Input 2)
12 GND (Ground)
2
EPN Series