ADS Environmental Services ADS TRITON+ QR 775027 A3 - Manual (Page 363)

10-42 ADS TRITON+ Manual
Ultrasonic Depth Subsystem
The following tables contain general troubleshooting techniques for
problems with the ultrasonic depth subsystem corresponding to the
Surface Combo Sensor and the Ultrasonic Depth Sensor.
Note: Contact your ADS representative for further
diagnosis prior to replacing a sensor.
Problem Range from ultrasonic depth subsystem is slightly
inconsistent with manually measured range.
Possible
Causes
Physical offset may be incorrect.
Pipe height may be incorrect.
Electronic offset might be incorrect.
Possible
Solutions
Verify the physical offset, and adjust it if necessary.
Verify the pipe height.
Verify electronic offset and adjust if necessary.