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8-12
H I/O Response Time of Inverter
The following shows processing time between the Inverter and the CompoBus/D Communications
Card.
• DP-RAM processing time between the Inverter and CompoBus/D Communications Card: 5 ms
• Inverter input scanning: 5 ms (read twice)
• Inverter output scanning: 5 ms
• Inverter parameters scanning: 20 ms
Inverter I/O response time
Ladder program cycle time
Communications cycle time
DP-RAM processing time: 5 ms
Inverter I/O scanning
Inverter internal processing
Maximum input response Maximum output response
5 ms15 ms
Note 1. The internal processing time varies depending on the controls to be executed.
Note 2. Input scanning for parameter reading or writing requires 20 ms.
Appendices Chapter 8