What to do if UEi Measuring Instruments power on but no display?
If your UEi Measuring Instruments power on but the display remains blank, try the following: * Ensure you press and hold the power key for more than 3 seconds. * Replace the battery with a new one. * Remove the battery, wait for one minute, and then reinstall it.
Why does my UEi Measuring Instruments show E1?
The error code E1 on your UEi Measuring Instruments indicates that the probe is either not connected properly or is damaged. Ensure the probe is securely connected. If the issue persists, the probe may need replacement.
General| Type | Anemometer |
|---|---|
| Air Temperature Accuracy | ±1 °C |
| Measurement Range (CFM) | 0 to 9999 CFM |
| Resolution | 0.1 |
| Data Hold | Yes |
| Min/Max | Yes |
| Average | Yes |
| Display | LCD |
| Backlight | Yes |
| Auto Power Off | Yes |
| Power Source | 9V battery |
| Operating Temperature | 0 to 50 °C |
| Storage Temperature | -20 to 60 °C |
| Accuracy (CFM) | ±3% of reading |
| Units | ft/min, m/s, °F, °C |
| Air Velocity Accuracy | ±3% of reading |
| Air Temperature Range | 14 to 140°F (-10 to 60°C) |
Turns ON the meter with auto-sleep mode. Turns OFF the meter at any mode.
Press to select different modes (Temp, DP, WB, RH, Velocity).
To confirm the setting and calibration. Also used to recall values stored in memory.
Press to view Minimum, Maximum, and Average value. Used to increase digit during setup.
Press to scroll through options for entering area: Length/Width, Diameter, or Free Area.
Press to hold the current reading, press again to unlock.
In velocity mode, press to store current velocity reading into memory.
Press to display average velocity or total volume in CFM mode.
Procedure to disable the auto power off feature by pressing specific buttons.
Process to select measurement units (cm, inch, ft) using a press and hold function.
All modes capture AVG, MIN, MAX values. Press button to select and scroll through readings.
The DAFM3 captures up to eight velocity values and displays min, max, and average.
Defines free area for grills/registers and how it relates to airflow measurement.
Guide to choose LW (Length/Width), D (Diameter), or AREA (Free Area) for input.
Procedure for entering length and width for open square ducts.
How to change digits using Min/Max (Up) and Next Dgt buttons during input.
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