A.9.1 Digital Input Interfaces
Feature
Details Connector Location
Type of input Optically isolated
Single ended
PLC level
Input current
Ω
−
=
2500
5.6 VVin
Iin
* Iin = 2.2 mA @ Vin = 12 V
Input current
for high
speed inputs
Ω
−
=
1250
5.6 VVin
Iin
* Iin = 4.4 mA @ Vin = 12 V
High-level
input voltage
12 V < Vin < 30 V, 24 V typical
Low-level
input voltage
0V < Vin < 6.5 V
Minimum
pulse width
> 4 x TS, where TS is sampling time