
4
Pin Outs for Connections
NOTE: The DB-25 pin GPI/O connector can be
directly connected to the Zeus, Zeus II, ADAM
CS, and ADAM
** Connection to a Cronus Intercom requires a customer
cable assembly.
RJ-45
Pin
Function Ethernet
1Ethernet TPO+
2Ethernet TPO-
3Ethernet TPI+
4TPO+
5TPO-
6Ethernet TPI-
7TPI+
8TPI-
DB-9
Pin
Function I/O
1 RS485+
2 RS485-
3N/A
4 RVON-I/O Audio IN+
5 RVON-I/O Audio IN-
6N/A
7 RVON-I/O Audio OUT-
8 RVON-I/O Audio OUT+
9N/A
See page Figure 2, “DB-9 Crossover Cable Connection
Diagram,” on page 5.
DB-9 Function Serial Port
1N/A
2 RXD, RVON-I/O Received Data (RS485-)
3
TXD, RVON-I/O Transmitted Data
(RS485+)
4N/A
5GND
6N/A
7N/A
8N/A
9N/A
DB-9
Pin
Function Relay 1&2
1Closed 0
2 Open 0
3 +12V Through 300 Ohm Resistor
4 Closed 1
5 Open 1
6 Common 0
7 GND
8 GND
9 Common 1
DB-25 Pin Function GPI/O
1GPO 1
2GPO 2
3GPO 3
4GPO 4
5GPO 5
6GPO 6
7GPO 7
8GPO 8
9GND
10 GND
11 GND
12 GND
13 GND
14 GPI 1
15 GPI 2
16 GPI 3
17 GPI 4
18 GPI 5
19 GPI 6
20 GPI 7
21 GPI 8
22 GND
23 GND
24 GND
25 GND
DB-9
Pin
Function Relay 1&2
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