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General| Data Hold | Yes |
|---|---|
| Max/Min | Yes |
| Average/Current | Yes |
| Power Supply | 9V battery |
| Type | Thermometer |
| Air Velocity Range | 0.4 to 30 m/s |
| Air Temperature Range | 0°C to 50°C (32°F to 122°F) |
| Resolution | 0.1% |
| Resolution (Air Velocity) | 0.1 m/s |
| Accuracy (Moisture) | ±3%RH |
| Accuracy (Air Velocity) | ±3%rdg + 0.2m/s |
| Units | m/s, °C/°F |
| Resolution (Temperature) | 0.1°C / 0.1°F |
Lists key capabilities, including DC/AC measurements, pole indication, and temperature compensation.
Explains safety symbols, battery handling advice, and critical usage cautions for the meter.
Identifies and labels the main parts and controls of the Extech MF100 meter.
Identifies and labels the sensing head, handle, cable, and cover of the meter's probe.
Explains the meaning of indicators like N/S, units (mT/G), AC/DC status, and the magnetic reading.
Details the function of each button including POWER, HOLD, REC, ZERO, and MODE/DC/AC/SET.
Outlines the sequence for turning on the meter and selecting measurement units and modes.
Explains how the display shows DC (N/S) and AC fields, along with measurement units (mT/G).
Describes how to use the Data Hold function and the REC button for MAX/MIN readings.
Explains how to manage auto power-off and select magnetic field units (mT or G) via the SET button.
Details the use of an optional 9V AC power adapter, which permanently powers the meter.
Instructions for resetting the meter to factory default conditions if it becomes inoperative.
Step-by-step guide on how to replace the 9V battery when the low battery icon appears.
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