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NEXUS AM Deactivator
Connections
v2.1
Page 15 of 26
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Connections
This section explains the various connections of the NEXUS AM.
NEXUS AM Deactivator connections explanation
1
Relay connections, potential free. Can be triggered during deactivation.
Nominal switching capacity: 2A, 30VDC
Normally Open (NO), Common (COM) and Normally Closed (NC)
2
I/O connections: GND and I/O-1. Can be used as input for a foot switch.
3
External LEDs connector. Type: RJ-11
Do not connect a telephone line to this connector!
4
Termination switch. Used to terminate the Field Bus. Must be activated when this
device is the last device in the Field Bus.
device is the last device in the Field Bus.
Pushed: terminated, a red LED between the relay and I/O connectors lights up.
Not pushed: not terminated.
5
BUS-A: Field bus connector
6
BUS-B: Field bus connector
7
Main fuse: 160mA (230VAC) or 315mA (115VAC)
8
Mains power inlet: 230VAC (default setting) or 115VAC
Use SW1 to switch to 115VAC if required (see chapter 3.3).
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