Dynasonics TFX Ultra Transit Time Flow Meters - Manual (Page 86)

Error Codes
Code Number Description Correction
Warnings
0001 Serial number not present
Hardware serial number has become inoperative –
system performance will not be influenced.
0010
Signal Strength is below Signal Strength Cutoff
entry
Low signal strength is typically caused by one of the
following:
» Empty pipe
» Improper programming/incorrect values
» Improper transducer spacing
» Non-homogeneous pipe wall
0011
Measured Speed of Sound in the liquid is
greater than ±10% different than the value
entered during meter setup
Verify that the correct liquid was selected in the
BASIC menu.
Verify that pipe size parameters are correct.
Class C Errors
1001 System tables have changed
Initiate a meter RESET by cycling power or by selecting
SYSTEM RESET in the SEC MENU.
1002 System configuration has changed
Initiate a meter RESET by cycling power or by selecting
SYSTEM RESET in the SEC MENU.
Class B Errors
3001
Invalid hardware configuration Upload corrected file.
3002 Invalid system configuration Upload corrected file.
3003 Invalid strategy file Upload corrected file.
3004 Invalid calibration data Re-calibrate the system.
3005 Invalid speed of sound calibration data Upload new data.
3006 Bad system tables Upload new table data.
Class A Errors
4001
Flash memory full Return unit to factory for evaluation
Revised 5-25-2009
Table 21: Flow meter error codes
Electrical Symbols
FUNCTION
Direct
Current
Alternating
Current
Earth
(Ground)
Protective
Ground
Chassis
Ground
SYMBOL
Table 22: Electrical symbols
REPLACING OR RE-CALIBRATING RTDS
Page 86 March 2014