SRVO-205: Fence open (SVEMG abnormal)
Same self-consistency failure as SRVO-204, for the fence circuit: the fence opened, but the emergency stop line didn't disconnect.
What it means
Same self-consistency failure as SRVO-204, for the fence circuit: the fence opened, but the emergency stop line didn't disconnect. The safety chain isn't doing its job.
Common causes
Ranked by what technicians most often find, most likely first.
- Fault in the fence/E-stop line related parts.
How to fix it
- Same posture as SRVO-204: stop, diagnose per the maintenance manual with qualified personnel, and treat the cell's safety function as compromised until proven otherwise. Power-cycle to clear after repair.