BTMETER BT-189A

BTMETER BT-189A HVAC Gas Pressure Tester User Manual

Model: BT-189A | Brand: BTMETER

1. Johdanto

The BTMETER BT-189A is a dual-port digital manometer designed for accurate measurement of static and differential gas pressure. It is an essential tool for diagnosing and maintaining HVAC (Heating, Ventilation, and Air Conditioning) systems, gas furnaces, and other applications requiring precise air pressure readings. This manual provides detailed instructions for the proper setup, operation, and maintenance of your device.

2. Tärkeimmät ominaisuudet

  • Suuri tarkkuus: Measures air pressure up to ±13.79 kPa / ±2.000 Psi with ±0.3%FS accuracy and ±0.25%FS repeatability.
  • Useita yksiköitä: Supports 11 gas measurement units: mmHg, inHg, ftH₂O, cmH₂O, KPa, Mbar, Bar, Psi, Kgcm², inH₂O, and Ozin².
  • Kaksiporttinen muotoilu: Equipped with two 3.18mm diameter tube connectors for measuring static (positive/negative) and differential gas pressure.
  • Datafunktiot: Includes Max/Min/Average data record, data hold, and zero-out functions for precise measurements.
  • Taustavalaistu LCD: Large backlit LCD screen for clear display in various lighting conditions.
  • Virransäästö: Automatic power-off after 25 minutes of inactivity to conserve battery life.
  • Kannettava muotoilu: Compact and handheld design (134g) with a protective cap for durability and ease of use.

3. Pakkauksen sisältö

Varmista, että kaikki osat ovat mukana purkaessasi pakkauksesta:

  • 1 x BTMETER BT-189A Digital Manometer
  • 4 x Flexible Tubes
  • 1 x 1/8 Thread Adapter
  • 1 x Portable Case
  • 1 x Käyttöohje
BTMETER BT-189A Manometer and accessories
Image 3.1: Contents of the BTMETER BT-189A package, including the manometer, flexible tubes, thread adapter, portable case, and user manual.

4. Asennus

4.1 Akun asennus

  1. Paikanna paristolokero laitteen takana.
  2. Avaa akun kansi.
  3. Insert the required batteries (not included), ensuring correct polarity.
  4. Sulje paristokotelon kansi kunnolla.

4.2 Letkujen liittäminen

  1. Identify the two tube connectors (+ and -) at the top of the manometer.
  2. Attach the flexible tubes to the desired ports based on your measurement needs (static or differential pressure).
  3. If necessary, use the 1/8 thread adapter for specific connections.
BTMETER BT-189A Manometer with dual port design and connected hoses
Image 4.1: The dual-port design of the BT-189A manometer, showing where to connect the flexible tubes for pressure measurement.

5. Käyttöohjeet

5.1 Virta päälle/pois

  • Paina Tehoa painiketta kytkeäksesi laitteen päälle.
  • Paina ja pidä painettuna Tehoa button to turn the device off. The device will also automatically power off after 25 minutes of inactivity.

5.2 Yksikön valinta

  • Paina UNIT button to cycle through the 11 available pressure units (mmHg, inHg, ftH₂O, cmH₂O, KPa, Mbar, Bar, Psi, Kgcm², inH₂O, Ozin²).
BTMETER BT-189A Manometer displaying 11 gas pressure units
Image 5.1: The BT-189A manometer showing the selection of 11 different gas pressure units for various applications.

5.3 Static and Differential Pressure Measurement

  • varten staattinen paine, connect one tube to the positive (+) port and the other end to the pressure source. The negative (-) port can be left open to ambient air or connected to a reference point.
  • varten paine-ero, connect one tube to the positive (+) port and the other to the negative (-) port, with each connected to a different pressure point. The display will show the pressure difference.
Video 5.1: Demonstration of using the BTMETER 189A HVAC Gas Pressure Tester to measure pressure in a ventilation duct and differential pressure between two points.

5.4 Tietojen säilytystoiminto

  • Paina lyhyesti PIDÄ button to freeze the current measurement on the display.
  • Paina PIDÄ again to release the data hold and resume live measurements.

5.5 Zero-Out Function

  • Paina pitkään PIDÄ button for 5 seconds to clear any remaining data and zero out the reading, ensuring accuracy for subsequent measurements.
BTMETER BT-189A Manometer showing data hold and zero-out functions
Image 5.2: The BT-189A manometer illustrating the data hold and zero-out features for managing measurement data.

5.6 Max/Min/Average Data Record

  • Paina REC button to record and review the maximum, minimum, and average pressure data during a measurement session.
Video 5.3: A general demonstration of a manometer's functions, including unit switching and the hold feature, which are applicable to the BT-189A.

6. Huolto

  • Puhdistus: Pyyhi laite pehmeällä, kuivalla liinalla. Älä käytä hankaavia puhdistusaineita tai liuottimia.
  • Varastointi: Store the manometer in its portable case in a cool, dry place when not in use. Remove batteries if storing for extended periods to prevent leakage.
  • Letkun hoito: Inspect flexible tubes regularly for cracks or blockages. Replace if damaged to ensure accurate readings.

7. Vianmääritys

  • Laite ei käynnisty: Tarkista paristojen asennus ja varmista, että paristot eivät ole tyhjentyneet. Vaihda tarvittaessa.
  • Epätarkat lukemat: Ensure the zero-out function has been performed before measurement. Check for leaks in the hose connections or blockages in the tubes.
  • Näyttö on himmeä tai lukukelvoton: Vaihda paristot. Jos ongelma jatkuu, ota yhteyttä tukeen.
  • Ylitysalueen ilmaisu: The device will indicate if the measured pressure exceeds its specified range. Reduce the pressure or ensure the application is within the device's capabilities.

8. Tekniset tiedot

OminaisuusErittely
MallinumeroBT-189A
Mittausalue±13.79 kPa / ±2.000 Psi
Tarkkuus±0.3 % FS
Toistettavuus±0.25 % FS
MittayksikötmmHg, inHg, ftH₂O, cmH₂O, KPa, Mbar, Bar, Psi, Kgcm², inH₂O, Ozin²
Tube Connector Diameter3.18 mm
Automaattinen virrankatkaisu25 minuuttia käyttämättömyyttä
Tuotteen paino134g (device only) / 200g (with parcel)
Paketin mitat18.6 x 8.9 x 4.7 cm
Paristot vaaditaanKyllä (ei sisälly)
BTMETER BT-189A Manometer dimensions and accessories
Image 8.1: Visual representation of the BT-189A manometer's dimensions and included accessories like flexible tubes and the 1/8 thread adapter.

9. Takuu ja tuki

9.1 Takuutiedot

The BTMETER BT-189A comes with a 180-day quality warranty ostopäivästä lukien. Tämä takuu kattaa valmistusvirheet ja normaalissa käytössä esiintyvät toimintahäiriöt. Se ei kata väärinkäytöstä, onnettomuuksista, luvattomista muutoksista tai virheellisestä huollosta aiheutuneita vahinkoja.

9.2 Asiakastuki

For technical assistance, warranty claims, or any questions regarding your BTMETER BT-189A manometer, please contact BTMETER customer support through the retailer where the product was purchased or visit the official BTMETER websivustolta yhteystiedot.

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