Extech Instruments RH490 Operation & User’s Manual

Operation & User’s Manual for Extech Instruments RH490 Thermometer (7 pages)

Specifications:

678/678376-rh490.pdf file (19 Nov 2023)
  • Manufacturer: Extech Instruments
  • Category of Device: Thermometer
  • Document: RH490, File Type: PDF Operation & User’s Manual
  • Updated: 19-11-2023
  • Count of Pages: 7
Download RH490 Manual (7 pages)

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Data: UPD 19th November 2023

Extech Instruments RH490 Thermometer PDF Operation & User’s Manual (Updated: Sunday 19th of November 2023 04:46:56 PM)

Rating: 4.4 (rated by 41 users)

Compatible devices: SD500, IR301, 421502, RHT510, RH30, SDL500, EasyView 10, HD550.

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Text Version of Extech Instruments RH490 Thermometer Manual (Summary of Contents)

(Ocr-Read of Extech Instruments RH490 Document (Main Content), UPD: 19 November 2023)
  • 3, RH490 V2.0 12/06 3 Meter Description 1. Humidity & Temperature Sensor 2. LCD Display 3. Power ON/OFF button 4. °F/°C/WBT (wet bulb)/Dew Point button 5. Hold/MIN-MAX button 6. %RH, GPP, g/Kg, Backlight button Note: The battery compartment is located on the rear o…

  • 7, RH490 V2.0 12/06 7  Support line (781) 890-7440 Technical support: Extension 200; E-mail: [email protected] Repair & Returns: Extension 210; E-mail: [email protected] Product specifications subject to change without notice For the latest version of this User’s Guide, S…

  • 6, Extech Instruments RH490 RH490 V2.0 12/06 6 Minimum (MIN) Maximum (MAX) Function The MIN/MAX mode allows the user to view only the lowest (MIN) or highest (MAX) readings. 1. Press the ”H MAX MIN” button twice and “MIN” appears on the display. The LCD is now displaying the minimum val…

  • 4, RH490 V2.0 12/06 4 Operation Power Press the power button “ “ to turn power on or off. %RH 1. To select %RH measurement, press the “%RH/GPP/g/Kg” button. 2. Hold the probe in the area to be tested. 3. Allow adequate time for readings to stabilize. 4. The…

  • 2, RH490 V2.0 12/06 2 Introduction Congratulations on your purchase of the Extech RH490 Precision Hygro- Thermometer. This device measures Humidity, Air Temperature, Dew Point temperature, Wet Bulb temperature and Grains of Water Vapor Per Pound of Air. Advanced features include Data Hold, …

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  • � ...

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  • ThermometerMODEL: 620011INSTRUCTION MANUALStalgast sp. z o.o. ul. Staniewicka 5 03-310 Warszawa tel.: 022 517 15 75 fax: 022 517 15 77 www.stalgast.com email: [email protected] OF THE DEVICE1. Broad scope of measurement •Rotating probe •Low battery use •Stainles ...

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