5: Troubleshooting
32
5.3
Warning & Status Messages
FLOW RATE ERRORS
No flow signal
Interpretation:
This message appears when the transducers cannot send or receive
signals to each other.
Response:
Check that all cables are connected, transducers are on the pipe correctly
with sufficient couplant on the face.
Flow signal is poor
Interpretation:
This warning appears when the signal is lower than 25%.
Response:
This could be due to an application problem, a poor quality pipe – see also
the conditions for
No flow signal
(above). Check for sufficient couplant.
Zero cut-off error!
Interpretation:
You have entered an out-of-range value in the
Zero cutoff
field in
the
Options
menu.
Response:
Enter a valid number.
Totalizer beyond
maximum!
Interpretation:
The totalizer has overflowed its maximum count. The counter will roll-
over and restart from zero but this message alerts you to the fact.
Response:
Reset the totalizer as described on page 23.
PULSE ERRORS
Pulse Rate > Max
Interpretation:
The flow rate exceeds the capability of the pulse output – i.e. too many
pulses per second are required than can be achieved.
Response:
Narrow the pulse width time or increase the volume per pulse, as described
on page 27.
Pulse volume error!
Interpretation:
You have entered an out-of-range value in the
Pulse volume error
field in the
PULSE OUTPUT
menu – see page 27.
Response:
Enter a valid number.
Pulse width error
Interpretation:
You have entered an out-of-range value in the
Pulse width error
field in the
PULSE OUTPUT
menu – see page 27.
Response:
Enter a valid number.
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