IDEC FS1A Controller - Manual (Page 300)

LOGIC
5-252
●Safety outputs: Y0 to Y3
Safety outputs are used to output safety information processed by SafetyOne.
Intended outputs
(Terminal names) Function
Function name Safety output without timer
Symbol
Hold
EDM
OSSD
Description of operation This function is a safety output to output safety
information processed by SafetyOne. The
output is turned OFF immediately by OFF
operation (instantaneous OFF output).
Safety output 1
(Y0)
Safety output 3-1
(Y2)
Detail information Logic functions (5-332)
Intended outputs
(Terminal names) Function
Function name Safety output with timer
Symbol
Hold
EDM
OSSD
with
Off delay
Description of operation This function is a safety output to output safety
information processed by SafetyOne. The
output is turned OFF after the preset time of the
OFF-delay timer (OFF-delay output).
Safety output 2
(Y1)
Safety output 3-2
(Y3)
Detail information Logic functions (5-335)
Note. When the SafetyOne changes to Protection state due to input monitor error, safety outputs
without timer (safety output 1 and safety output 3-1) are turned OFF. Safety outputs with timer
(safety output 2 and safety output 3-2) are turned OFF after the preset OFF-delay time.
Note. When the SafetyOne changes to Stop state due to circuit failure or other errors, all safety
outputs (safety output 1, safety output 2, safety output 3-1, and safety output 3-2) are turned
OFF, immediately.
Note. Set time of safety output with timer is active independent of the selected mode.