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5 I/O Refreshing
NX-series Digital I/O Unit User’s Manual (W521)
5-
2 I/O Refres
hing
Meth
od
s
5
5-
2-5 Synchronous Input
Refreshing
Set the following items.
Adding to the NX Unit Configuration
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 synchronous I/O
refreshing to the NX Unit configuration.
Setting the Task Period
Set the task period of the primary periodic task.
With the primary periodic task in Configurations and Setup - Task Settings, select the task period in
the Period/Execution Conditions from the list.
At this time, set the primary period to a task period in which the value that is greater than the I/O
refresh cycle of the NX bus that is calculated by the Sysmac Studio.
A warning is given if you set the primary period to a task period in which the value that is smaller
than the I/O refresh cycle of the NX bus that is calculated by the Sysmac Studio.
Refer to the
NX-series EtherCAT Coupler Unit User’s Manual
(Cat. No. W519) for a warning on the
task periods.
This uses the I/O ports of the input values.
Four-point Input Units
Eight-point Input Units
Settings
I/O Port
I/O port name
Type
R/W
Name
Description
Default value
Input Bit 00
BOOL
RO
Input Bit 00
The input value for input bit 00.
FALSE
Input Bit 01
BOOL
RO
Input Bit 01
The input value for input bit 01.
FALSE
Input Bit 02
BOOL
RO
Input Bit 02
The input value for input bit 02.
FALSE
Input Bit 03
BOOL
RO
Input Bit 03
The input value for input bit 03.
FALSE
I/O port name
Type
R/W
Name
Description
Default value
Input Bit 8 bits
BYTE
RO
Input Bits 8 bits
The input values for 8 bits.
00 hex
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...