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Command Reference: Function Blocks Section 8-5
Optional Output Setting
The following error output can also be used in programming. To enable this
optional output, select the checkbox on the Out Point Tab Page of the function
block properties dialog box.
• Discrepancy Error
Fault Present Output Setting
Fault Present output can also be used in programming.
To enable this output, select the Fault Present checkbox on the Out Point Tab
Page of the function block properties dialog box.
Truth Tables
Setting: Dual Channel Equivalent
0: OFF, 1: ON
Setting: Dual Channel Complementary
0: OFF, 1: ON
Error Handling and Error Resetting
Input 1
(NC)
Input 2
(NC)
Output
Enable
00
0
010
100
111
Input 1
(NC)
Input 2
(NO)
Output
Enable
00
0
010
101
110
Error Behavior for error detection Resetting the error
condition Output
Enable
Fault
Present
Error output condition
Discrepancy
error
OFF
(safety
state)
ON Discrepancy
Error output:
ON
Remove the cause of the
error and then do the following:
1. Make the inputs inactive and
then active again.
2. Or change the NE1A-series
Controller's operating mode to
IDLE Mode and then back to
RUN Mode.
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