STO FUNCTION
APPLICATION MANUAL
SINUS PENTA
PENTA MARINE
IRIS BLUE
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6.5. Alarm Messages Generated by the Drive
Fault
Cause
What to do
A140
“Torque Off not
Safe
”
Internal hardware
logic or firmware
failure
User could try to reset the alarm.
In case of persistent alarm, board ES927 is damaged
board decommissioning and replacement with a new one is
MANDATORY. After replacement, the validation of the STO
function shall be repeated again.
