![background image](http://html.mh-extra.com/html/cisco/evm-ipvs-16a/evm-ipvs-16a_connecting_64919007.webp)
Connecting Cisco Analog Video Gateway Network Modules to the Network
How to Install, Connect, or Replace the EVM-IPVS-16A Network Module
7
Connecting Cisco Analog Video Gateway Network Modules to the Network
Note
In
Table 4
a plus (+) sign and minus (–) sign are used to note the polarity for the contact closure and
RS-485 ports. For contact closure ports, pins noted with a plus sign must be connected to positive
potential; pins noted with a minus sign must be connected to negative potential. For RS-485 ports, pins
noted with a plus sign must be connected to an RS-485 device non-inverting terminal; pins noted with a
minus sign must be connected to an RS-485 device inverting terminal.
Table 4
EVM-IPVS-16A Terminal Block Pinouts
Pin
Type
Terminal Block 0 (Lower)
1
RS-485 S0 +
2
RS-485 S0 –
3
In-Out A0 +
4
In-Out A0 –
5
In-Out A1 +
6
In-Out A1 –
7
In-Out A2 +
8
In-Out A2 –
9
In-Out A3 +
10
In-Out A3 –
Terminal Block 1 (Upper)
11
RS-485 S1 +
12
RS-485 S1 –
13
In A4 +
14
In A4 –
15
In A5 +
16
In A5 –
17
In A6 +
18
In A6 –
19
In A7 +
20
In A7 –