50 Rockwell Automation Publication 2198-UM004A-EN-P - October 2019
Chapter 3 Connector Data and Feature Descriptions
Figure 26 - Digital Input Circuitry
Table 26 - Digital Inputs Specifications
24V DC
INPUTx
DCOM
4.7 kΩ,
approx.
24V DC
INPUTx
DCOM
4.7 kΩ,
approx.
Servo Drive
Servo Drive
NPN Transistor (Source mode)
PNP Transistor (Sink mode)
Attribute Value
Digital input response (delay)
• Standard inputs: 1.25 ms, max
• Fast inputs: 3 µs
Digital inputs scan time
• Standard inputs: 500 µs, max
• Fast inputs: 1 µs
Type Current sourcing and current sinking (IEC61131-2 Type 1)
Dedicated functions
• Standard inputs: INPUT1…INPUT8 and DCOM.
• Fast inputs (registration inputs): INPUT9, INPUT10, and DCOM.
• When configured as Disabled, inputs can be used by programs
as a programming condition.
Only one function at a time is possible.
Input current (with 26.4V applied) 6 mA, max
ON state voltage 15…26.4V @ 15 mA, max
OFF state voltage –1.0…5.0V
Pulse reject filtering (all digital inputs) 0.5 µs
Propagation delay (registration functions) 3 µs
Registration accuracy 3 µs
Registration repeatability 1 µs
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