Webdyn WebdynSunPM User Manual page 36

Digital inputs
The cable length for these inputs must not exceed 100m.
To prevent any damage to the concentrator, do not inject current or voltage onto
the digital inputs.
In ON-OFF mode:
The concentrator can detect dry contact openings and closures to report device status or
trigger status change alarms.
ON-OFF inputs
Type
Max voltage / current
"0" Switching threshold disabled
"1" Switching threshold enabled
Pulse counters
Version 2.05
préliminaire
Digital inputs
Collector open / Drain open / Dry contact
4mA @5V
> 3.5 V
< 1 V
> 20 ms
On-OFF input wiring
USER MANUAL – WebdynSunPM
36