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8 Analog I/O Slave Unit
8 - 16 GX-series EtherCAT Slave Unit User’s Manual
 Purpose
This function outputs set values if a communications error occurs.
 Details of functions
It is possible to set a value to be output when a communications error occurs for each point.
Select an output value from the following 5 patterns.
•
Output value corresponding to the output range and output pattern
Set by SDO communications.
The target index is 3240 hex.
For the set values, refer to the information in the corresponding index of "Appendix A-1 Object
Dictionary" in Page A - 48.
8-5-2 Analog Output Fault Action
Overview of functions
Output pattern Contents
Hold Last State Holds and outputs the value immediately before the error occurred.
Low Limit
Outputs the values in the following table according to the output
range.
High Limit
Outputs the values in the following table according to the output
range.
User Count Outputs the value specified by users.
Zero Count
(Default setting)
Outputs the 0000
hex
values of each output range.
Output range
Hold Last
State
Low
Limit
High
Limit
User Count
Zero
Count
0 to 5 V
Hold
−
0.25 V 5.25 V
Specified value by a user
from
−
0.25 to 5.25 V
0 V
1 to 5 V 0.8 V 5.2 V
Specified value by a user
from 0.8 to 5.2 V
1 V
0 to 10 V
−
0.5 V 10.5 V
Specified value by a user
from
−
0.5 to 10.5 V
0 V
−
10 to +10 V
−
11 V 11 V
Specified value by a user
from
−
11 to 11 V
0 V
4 to 20 mA 3.2 mA 20.8 mA
Specified value by a user
from 3.2 to 20.8 mA
4 mA
Setting method