Renishaw OMP40-2 Manual page 48

OMP40-2 installation guide
Symptom
Probe fails to switch off.
8.4
Probe fails to switch
off (where timer off is
required).
Probe false triggers.
Cause
Incorrect "switch-off" method
configured.
Optical/magnetic interference.
Probe is inadvertently switched
on by the receiver when using
autostart.
Probe out of range.
Probe is regularly falsely
switched on by light interference.
Transmission beam obstructed.
Incorrect switch-off method
configured.
Probe placed in carousel when in
timeout mode. Timer can be reset
by carousel activity.
Excessive machine vibration or
heavy stylus.
Action
Reconfigure to optical off mode.
Check for interfering lights or
motors.
Consider removing the interfering
source.
Check position of receiver.
Reduce receiver signal strength.
Review performance envelopes.
Enable optical transmission
legacy mode (start filter on), or
consider upgrading to modulated
system.
Check that the probe and receiver
windows are clean, and remove
any obstruction.
Check configuration and alter as
required.
Consider using a carbon fibre
stylus.
Enable enhanced trigger filter.
Shorten timeout setting.
Consider use of optical on/optical
off setting.
Enable enhanced trigger filter.