Digi TransPort WR31 User Manual page 53

Hardware
Digital and analog I/O specifications
Digital I/O specifications
Specification
Rated Input Voltage
Rated Input Current
Pull-Up Resistance
Digital input specifications
This input is a non-inverting Schmitt-trigger input.
▪
The default state at power-up with no voltage applied is LOW.
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Specification
+ Threshold
- Threshold
Input impedance
Digital output
This output is an open-collector, sinking driver output.
▪
The default state at power-up is off.
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Specification
Sink Current
Pull-up Voltage
Digi TransPort WR Routers User Guide
Min Nom
-0.2
-1.0
10 k
Min Nom
.. 1.6
.. 1.0
1 M
Min Nom Max
.. .. 200
3
TransPort WR31 hardware
Max Units
30 V
200 mA
Ohms
Max Units
.. V
.. V
Ohms
Units
mA
V
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