5: Troubleshooting
Portaflow 220 User Manual 33
(Issue 1.0)
5.4 Test Block
A test block is included with the Portaflow 220 equipment to
allow the transducers and inter-connecting cables to be
functionally checked.
1. Switch ON the instrument.
2. Select Quick start and enter the parameters shown
in the table below for the appropriate transducer type
(A or B):
3. When the above data is entered, the SENSOR SEPARATION screen will be displayed.
4. Use the UP/DOWN scroll key to go to the SENSOR SELECTION menu. Select the appropriate sensor (the
default will be "A") and press ENTER to return to the SENSOR SEPARATION menu.
5. Select Sensor mode and position the cursor at Diagonal and press ENTER to return to the SENSOR
SELECTION menu.
6. Select Exit and press ENTER to return to the SENSOR SEPARATION screen.
7. Check that the parameters displayed are correct.
8. Apply acoustic couplant to the sensors and attach them to the test block with the connectors positioned
towards the centre of the test block as shown, and temporarily secure them in place using elastic bands
or tape.
9. Connect the sensors to the Portaflow 220 instrument using the cables provided.
10. Press ENTER to go to the FLOW READING screen.
11. Select the Options key to go to the FLOW READING OPTION menu and set the Damping to at least 10
seconds.
BATTERY ERRORS
Battery Low Interpretation: The battery has discharged to below 30% remaining. This leaves the
instrument with approximately 4 hours remaining, depending on power usage,
before it needs recharging.
Response: Recharge the internal battery at the earliest opportunity. Do not leave
the instrument for a prolonged period with a fully discharged battery.
Battery Exhausted Interpretation: The battery is approaching a fully discharged state and the
instrument is about to store the internal data and shut-down.
Response: Recharge the battery.
Parameter A Sensors B Sensors
Pipe outside diameter 26.0mm 53.0mm
Pipe wall thickness 6.0mm 7.0mm
Pipe lining thickness 0.0 0.0
Pipe wall material Mild Steel Mild Steel
Fluid type Water Water
Temp 20°C 20°C
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