ADS Environmental Services FlowShark QR 775002 A4 - Manual (Page 234)

10-22 ADS FlowShark Manual
Problem Raw ultrasonic depth data shows depths greater than
the pipe diameter.
Possible
Causes
Temperature or physical offsets may be incorrect.
Pipe height may be incorrect.
Pipe may be surcharged.
Ultrasonic depth sensor may be dirty.
Ultrasonic depth sensor may be faulty.
Possible
Solutions
Verify the physical and temperature offsets.
Verify the pipe height.
Clean the ultrasonic depth sensor.
Replace the ultrasonic depth sensor.
Contact your regional ADS representative.
Problem Depth data indicates a surcharged pipe, but the pipe is
free flowing.
Possible
Causes
Temperature or physical offsets may be incorrect.
Pipe height may be incorrect.
Ultrasonic depth sensor may be dirty.
Ultrasonic depth sensor may be faulty.
Analog board may be faulty.
Possible
Solutions
Verify the temperature and physical offsets.
Verify the pipe height.
Clean the ultrasonic depth sensor.
Contact your regional ADS representative.
Replace the ultrasonic depth sensor.
Replace the monitor if defective.