CiDRA Sonar Process Monitoring System - Manual (Page 30)

20909-01C Rev 04 Page 12-3
head cover can be removed from the pipe. Failure to do this will
damage the sensor band.
12.3.4.2 Safety Procedure for Damaged Sensor Bands
The sensor band should be removed from service and taken out of the
hazardous area if it has mechanical damage. The damaged sensor
band must be treated as a potentially incendive device – even when it
is disconnected from a power source. The damaged sensor band
should not be handled in or transported through any areas where
explosive gas mixtures may be present.