Page 3
Rail-Switch II User Guide
Reference
Type
Description
1
LED
Data type
2
LED
Power/
RDM locate
3
Connection
Power Input
4
Connection
DMX512 Input
5
Connection
DMX512 Loop &
Term
6
Connection
Relay Outputs
7
LED
Relay energised
Connections
Mounting Diagram
DMX512 Wiring
XLR Pin
(Convention)
Function
Colour
1
Ground
Black
2
Data -
Blue
3
Data +
Red
Circuit
Description
DMX512 Input
(including Loop Through)
Type:
Non-isolated
Pin 1:
Connects to Internal Logic
Ground
Relay Outputs
Isolated, volt-free
Internal Logic Ground
Connects to Ground Power Input
Internal Earth and Isolation
**
A passive loop-through connection allows
onward connection to other DMX512 devices. If
this feature is not required then the signal must
be terminated. The product contains an internal
termination resistor. This is enabled by fitting a
wire link between
Term
and
DAT+
.
