User’s Manual
Rev1.0
Date:15/07/2015 User’s Manual
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9.3 Self-diagnose function
TGF450 thermal mass flowmeter display can also indicate the self-diagnose code as below
:
Error code Problem
Repair
Err-003
Temperature sensor disconnected
Check Temperature sensor
Err-004
Pressure sensor disconnected
Check pressure sensor
Err-005
About to over total flow
This is a reminding message
Err-006
Display value over limit
The value is over the physical limit of the
display
Err-013
Button is pressed and hold for too long
time
Check the button circuit
Err-014
Reset code setting failed
Check EEPROM
Err-015
Reset digital setting failed
Check EEPROM
Err-016
Read total flow error
Check EEPROM
Err-017
Temperature calibration setting is wrong
Check the record of temperature
calibration
Err-018
Pressure calibration setting is wrong
Check the record of pressure calibration
Err-020
Flow rate limit setting is incorrect
Check the flow rate limit setting
Err-023
Communication connection error
Check the communication link
Err-026
Pulse equivalent is set too high
Reset D017
Err-027
Pulse equivalent is set too low
Reset D017
10 Remark
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subject to change without notice.