Extech MO257

Buku Panduan Pangguna Alat Ukur Uap EXTECH MO257 Tanpa Pin

Model: MO257 | Brand: Extech Instruments

1. Bubuka

The Extech MO257 is a pinless moisture meter designed for non-invasive measurement of moisture content in various building materials, including wood, wallboard, sheetrock, cardboard, concrete, plaster, and mortar. Its pinless design allows for measurements without causing surface damage. The device features a measurement depth ranging from 0.78 inches (20mm) to 1.6 inches (40mm) below the surface, user-settable alarm levels with audible and visual indicators, and a triple backlit LCD for clear readings.

2. Fitur konci

  • Non-invasive measurement of moisture levels in wood, wallboard, sheetrock, cardboard, concrete, plaster, and mortar.
  • Measurement depth from 0.78 inches (20mm) to 1.6 inches (40mm) below the surface.
  • Two user-settable alarm levels with an audible beeper and visual (flashing "RISK" or "WET") indicators.
  • Triple backlit LCD for enhanced visibility in various lighting conditions.
  • Moisture Icons provide a visual reference for low, medium, and high levels of moisture.
  • Audible Alert Tone increases in frequency as moisture level rises.
  • Data Hold Function to freeze readings on the display for convenient recording.

3. Émbaran Kasalametan

Please read and understand all safety instructions before operating the Extech MO257 moisture meter. Failure to follow these instructions may result in injury or damage to the device.

  • Do not attempt to open or modify the meter. There are no user-serviceable parts inside.
  • Keep the device away from water and excessive humidity to prevent damage.
  • Avoid dropping the meter or subjecting it to strong impacts.
  • Store the meter in a dry, cool environment when not in use.
  • Buang batréna numutkeun peraturan lokal. Ulah nyampur batré lami sareng énggal.

4. Komponén produk

The Extech MO257 Pinless Moisture Meter consists of the main unit and its integrated sensor. Familiarize yourself with the following parts:

Extech MO257 Pinless Moisture Meter front view
Gambar 4.1: Hareupeun view of the Extech MO257 Pinless Moisture Meter. This image shows the meter's main body, the pinless sensor ball at the top, the LCD display, and control buttons on the side.
  • Pinless Sensor Ball: Located at the top of the meter, this spherical sensor is used to detect moisture without penetrating the surface.
  • Layar LCD: A triple backlit screen that shows moisture readings, alarm indicators, and other operational information.
  • Tombol Daya: Dianggo pikeun ngahurungkeun sareng mareuman alat.
  • Tombol Fungsi: Buttons for setting alarms, adjusting parameters, and activating data hold.
  • Kompartemen batré: Located on the rear of the device, housing the AA batteries.

5. Setélan

5.1. Pamasangan batré

  1. Teangan tempat panutup kompartemen batré dina tonggong méter.
  2. Geser panutup ka handap pikeun muka kompartemen.
  3. Insert three (3) AA batteries, ensuring correct polarity as indicated inside the compartment.
  4. Ganti panutup kompartemen batré ku cara ngageser ka luhur nepi ka ngaklik kana tempatna.

5.2. Daya Awal Hurung

Press the power button to turn on the meter. The LCD will illuminate, and the device will perform a brief self-test before displaying the ready-to-measure screen.

6. Parentah Operasi

6.1. Nyandak Pangukuran

Pikeun ngukur kadar cai:

  1. Pastikeun méterna hurung.
  2. Place the pinless sensor ball flat against the surface of the material you wish to measure. Ensure full contact for accurate readings.
  3. The moisture reading will be displayed on the LCD. The meter will automatically adjust for different material densities within its measurement range.
  4. Observe the moisture icons (low, medium, high) and listen for the audible alert tone, which will increase in frequency with higher moisture levels.
Extech MO257 Pinless Moisture Meter in use on a wooden surface
Gambar 6.1: The Extech MO257 in operation, demonstrating how to place the sensor ball flat against a wooden surface for accurate moisture readings. The display shows a numerical reading and moisture level indicators.

6.2. Using the Data Hold Function

Press the "HOLD" button (if available, or refer to specific button on device) to freeze the current reading on the display. Press it again to release the hold and resume live measurements.

6.3. Setting Alarm Levels

The MO257 allows you to set two user-defined alarm levels. Consult the full manual for detailed instructions on navigating the menu to set these thresholds. When the measured moisture exceeds a set alarm level, the meter will provide an audible beep and flash "RISK" or "WET" indicators on the display.

7. Pangropéa

7.1. beberesih

Wipe the meter with a dry, soft cloth. Do not use abrasive cleaners or solvents. Ensure the sensor ball is clean and free of debris for accurate readings.

7.2. Ngagantian batré

When the battery indicator appears on the display, replace the batteries as described in Section 5.1. Prompt battery replacement ensures optimal performance and accuracy.

7.3. Panyimpenan

If storing the meter for an extended period, remove the batteries to prevent leakage. Store the device in its pouch case in a cool, dry place, away from direct sunlight and extreme temperatures.

8. Cara ngungkulan

This section addresses common issues you might encounter with your Extech MO257 moisture meter.

MasalahMungkin Cukang lantarananaSolusi
Méter teu hurung.Batré paéh atawa salah dipasang.Check battery polarity; replace batteries if necessary.
Bacaan anu teu akurat atanapi henteu konsisten.Poor contact with surface; dirty sensor; environmental interference; material outside measurement range.Ensure full contact with the surface; clean the sensor ball; move away from strong electromagnetic fields; verify material is within specified measurement capabilities.
Tampilanna taram atawa kedip-kedip.Daya batre lemah.Ganti batré.
Audible alarm not working.Alarm feature disabled or volume too low (if adjustable); moisture level below alarm threshold.Check alarm settings; ensure moisture level exceeds set threshold.

If the problem persists after attempting these solutions, please contact Extech customer support for further assistance.

9. Spésifikasi

ParameterNilai
Nomer modélMO257
Tipe PangukuranPinless, Non-invasive
Measurement Depth0.78 nepi ka 1.6 inci (20 nepi ka 40 mm)
Sumber Daya3 batré AA (kaasup)
Voltage4.5 Volt (DC)
Dimensi produk2.5 x 1.1 x 9.2 inci
Item Beurat10.58 ons (0.3 Kilogram)
ProdusénExtech
Tipe PamasanganPermukaan Gunung

10. Garansi jeung Rojongan

Extech Instruments products are designed for reliability and performance. For information regarding warranty coverage, technical support, or service, please refer to the official Extech websitus atanapi ngahubungan departemén layanan palanggan maranéhna. Simpen resi pameseran anjeun salaku bukti pameseran pikeun klaim garansi.

For the most up-to-date support information, visit the Toko Extech di Amazon or the official Extech Instruments websitus.

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