Omron Sysmac NX Series User Manual page 257

 Internal Variables
Variable name
I_O_Data_is_Valid
*1
EQ_OUT
*1. This variable is used only in ST programming.
Ladder Programming
Change the program as follows when the Unit is connected to an EtherCAT Coupler Unit.
Before change
NXBus_N2_
NX_Unit_
I_O_Data_
Active_Status
NX Unit
I/O Data Active
Change the program as follows.
After change
_EC_PDSlav
Tbl[1]
Process Data
Communicating
ST Programming
Change the program as follows when the Unit is connected to an EtherCAT Coupler Unit.
Before change
IF NXBus_N2_NX_Unit_I_O_Data_Active_Status=TRUE AND NXBus_N2_NX_Unit_Error_Status=F
ALSE THEN
NX-series Analog I/O Units User's Manual for High-speed Analog Input Units (W592)
Initial val-
Data type
BOOL FALSE
BOOL FALSE
NXBus_N2_
NX_Unit_
Error_Status
NX Unit Error
_EC_CommErr
Tbl[1]
EN
Communications
Error
_EC_SlavErrTbl[1]
In1
In2
WORD#16#0002
Re-
AT Constant
ue tain
--- --- ---
--- --- ---
EQ
_EC_InData
Invalid
Input Process
Data
Invalid Error
Appendices
Description
NX Unit I/O Data Com-
munications Enabled
---
I_O_Data_is
_Valid
NX Unit
I/O Data
Communications
Enabled
I_O_Data_is
_Valid
NX Unit
I/O Data
Communications
Enabled
A - 19
A