Harmony SBX Remote I/O Network Monitoring & Control User Manual
19
DIGITAL OUTPUTS
The SBX Outputs provide both Open Collector and Relay Outputs with the following specifications:
(Use “Relay Enable Switch” to enable relay’s output, each relay output consumes an extra 60 to 80 mA @ 12 VDC.
Only enable relay outputs
as required
in solar applications.)
Relay Outputs
:
Ø
Maximum voltage: 250VAC, 125VDC
Ø
Maximum current: 10A
Ø
Configuration: Normal Open
Open Collector Outputs
:
Ø
Maximum voltage: 30 VDC
Ø
Maximum sink current per output: 250 mA
The SBX Open Collector Outputs are pulled low (“switched” to ground) when activated.
The following application shows you how to connect a Solid Stage Relay to the output 1 of the SBX Remote I/O.
You must connect your equipment
signal ground to the SBX I/O ground in
order to ensure there is a common
ground point and at the same level.
The SBX Outputs
do not
provide a
power source for your equipment.
