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5 I/O Refreshing
5 - 6
NX-series Digital I/O Unit User’s Manual (W521)
Inputs
Outputs
Enable the distributed clock in the EtherCAT slave parameters on the EtherCAT Coupler Unit that is
added to the EtherCAT network configuration and add the NX Units that support Free-Run refreshing to
the NX Unit configuration.
Or disable the distributed clock in the EtherCAT slave parameters and add NX Units that support either
Free-Run refreshing or synchronous I/O refreshing to the NX Unit configuration.
Settings
I/O refreshing
of the NX bus
Digital Input Unit A
Digital Input Unit B
Timing to read inputs for each Unit is not simultaneous.
ON/OFF response time
Input filter time
ON/OFF
response time
Input filter time
Timing to read inputs
(c)
(b)
Set inputs
Read inputs
to the Unit
(d) Interval of the timing to read inputs is not constant.
(a) I/O refreshing for each Unit in order
Input refreshing
Output refreshing
Digital Output Unit A
Digital Output Unit B
Timing to refresh outputs for
each Unit is not simultaneous.
ON/OFF response time
ON/OFF response time
Timing to
refresh
outputs
I/O refreshing
of the NX bus
(b)
(c)
Refresh outputs
Set outputs
(d) Interval of the timing to refresh outputs is not constant.
(a) I/O refreshing for each Unit in order
Input refreshing
Output refreshing
Содержание NX-IA3117
Страница 34: ...Sections in this Manual 32 NX series Digital I O Unit User s Manual W521...
Страница 52: ...1 Features and System Configuration 1 18 NX series Digital I O Unit User s Manual W521...
Страница 56: ...2 Specifications 2 4 NX series Digital I O Unit User s Manual W521...
Страница 152: ...5 I O Refreshing 5 36 NX series Digital I O Unit User s Manual W521...
Страница 204: ...8 Digital Mixed I O Units 8 8 NX series Digital I O Unit User s Manual W521...
Страница 224: ...9 Troubleshooting 9 20 NX series Digital I O Unit User s Manual W521...
Страница 230: ...10 Inspection and Maintenance 10 6 NX series Digital I O Unit User s Manual W521...
Страница 290: ...Appendices A 60 NX series Digital I O Unit User s Manual W521 Installation Height 100 71 Unit mm...
Страница 337: ...I 1 I NX series Digital I O Unit User s Manual W521 Index...
Страница 340: ...I 4 NX series Digital I O Unit User s Manual W521 Index...