Mitsubishi Electric 800 Series Instruction Manual page 56

No.
76 SBC feedback signal fault
56
7. Protective Functions
Name
The status of the SBC output
(SBC) signal and the Brake
feedback (SBCFB) signal is
inconsistent with the Pr.S026 SBC
FB input selection setting for the
time longer than the time set in
Pr.S027 SBC mismatch
detection time.
Description
• Check for brake operation faults.
• Check the wiring for terminals SX1
and SX2.
• Set Pr.S026 according to the logic of
the SBCFB signal.
Corrective action