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INF-TN1FSH-E
6. TROUBLESHOOTING
6.1. How to confirm normal operation
6.1.1. Checking on LCD
If the following display does not appear, press the [ESC] key.
.
m
3
/s
0 0
0
0
.
m/s
0 0
0
0
H D T
−
−
E1
Displayed symbol
Operation status
None
Flow in positive direction
−
Flow in negative direction
Displayed symbol
Operation status
None Normal
E1
Device error (backup memory, wedge temperature
measurement circuit)
E2
Measurement error (transit time error)
E3
Measurement error (pulse Doppler error)
E4
Range over, wedge temperature measurement error
Displayed symbol
Operation status
H Hybrid
mode
D
Measurement by pulse Doppler method
T
Measurement by Transit time method
Measurement method