Technical Data of the Digital Inputs

Parameter Value
Number of channels per module 4
Distribution of the channels into axes 1 group of 2 channels for each axis
  Axis 1 Inputs I0…I1
  Axis 2 Inputs I2…I3
Connections of the channels I0 to I1 Terminals 2 to 3
Connections of the channels I1 to I3 Terminals 11 to 12
Reference potential for the channels I0 to I1 Terminal 1 (Signal name C0..1)
Reference potential for the channels I2 to I3 Terminal 10 (Signal name C2..3)
Electrical isolation Yes, per axis
Indication of the input signals 1 yellow LED per channel; the LED is ON when the input signal is high (signal 1)
Input type according to EN 61131-2 Type 1 source Type 1 sink
Input signal range -24 V DC +24 V DC
  Signal 0 -5 V … +3 V -3 V … +5 V
  Undefined signal -15 V … + 5 V +5 V … +15 V
  Signal 1 -30 V … -15 V +15 V … +30 V
Ripple with signal 0 -5 V … +3 V -3 V … +5 V
Ripple with signal 1 -30 V … -15 V +15 V … +30 V
Input current per channel  
  Input voltage +24 V Typ. 5 mA
  Input voltage +5 V Typ. 1 mA
  Input voltage +15 V > 2.5 mA
  Input voltage +30 V < 8 mA
Max. permissible leakage current (at 2-wire proximity switches) 1 mA
Input delay (0->1 or 1->0) Typ. 0.1 to 32 ms (configurable via software), default: 0.1 ms
Max. cable length  
  Shielded 500 m
  Unshielded 300 m