3 Part Names and Functions
3 - 46
NX-series Safety Control Unit User’s Manual (Z930)
• Operation for Single Channel: Test Pulse Evaluation Error by Stuck-at-high Error
*1. This is the time that the error status (control data, status data, and indicator status) is held (1 s min.).
• Operation for Dual-channel Equivalent Outputs: Normal Operation
Safety output data
I/O indicator (yellow)
Safety output command value
I/O indicator (red)
Safety output terminal
OFF
OFF
OFF
ON OFF
OFF
OFF
*1
Error detected.
Cause removed.
Safety output data
I/O indicator (yellow) 0
Safety output command value
I/O indicator (yellow) 1
Safety output terminal 0
I/O indicator (red) 0
I/O indicator (red) 1
Safety output terminal 1
OFF ON OFF