Software communication problems can occur due to a few reasons. Please click on the appropriate troubleshooting guide (link) below for assistance. WT Meter – Digital Psychrometer and Portable Thermometer Hygrometer with LCD Monitor,. Extech RH Precision Dual Display Hygro Thermometer Psychrometer. RH Dual Display Hygro-Thermometer Psychrometer. On Sale Extech RH ✅ Engineers on staff. ✅ FAST quotes ✅ We accept POs.

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Please request a Return Material Authorization RMA by contacting your account representative or the general customer support address: Your order for in-stock items that are eligible for same-day shipping must be received before your local time of 2: Accurately measuring moisture in concrete ASTM requires humidity plugs to be placed into the concrete surface.

The 48VFL has a single active output and the 96VFL has 2 active outputs, one main and the other secondary which operates opposite to the main fxtech. You can view the data sheet for a particular model online. The limit is not in the electronics of the meters but in the melting temperature of the plastic being used in the sensors.

If a product cannot be shipped immediately, customers are notified by phone or email. Yes, we can cross reference other manufacturer’s products to Extech products.

Failed Delivery Attempts Most extceh Fondriest carriers make three attempts to deliver a package. If you are willing to assume the risks of delivering your order without a signature, you may authorize Fondriest to arrange for a delivery that does not require anyone to be at the delivery address.

Extech has a few meters that can perform GPP Grains per pound measurements.

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Providing the finest test equipment solutions since 1992

Please use the following formulas to calculate the area. Measurements should normally be made as close as possible based on the Distance to spot ratio of the meter. EST via overnight service are normally delivered by 4: Contact tachometers are used by pressing and holding the tip of the meter against a rotating object. Do I need to use the reflective tape? All Extech User’s Guides can be found on the website. The amount of IR energy emitted by an object is proportional to an object’s temperature and its ability to emit energy.

For an additional charge, Fondriest offers this expedited shipping option for most products. Fondriest does not assume any liability for loss or damage to the product during shipping. How do I set up and calculate for measuring CFM’s for applicable models? Please remember to include the model number of your meter. You can view the complete specifications of our Clamp Meters online.

Order Processing The estimated shipment date on your order is based on product availability, payment processing time, and warehouse processing time and does not include transit time. Check with the regulatory body you are testing to. If you do not understand these specs please contact our Tech Support for further assistance. If you need more assistance, please contact our Tech Support for further assistance.

Extech RH490 Precision Hygro-Thermometer

A calibration report is included. The thermometer’s optics sense emitted, reflected, and transmitted energy. Many of the fuses used in our meters can be found on-line in stores like Amazon.

The meter has a less than 30 second response time and its slim design with rubberized sides make for a better grip for one handed operation. This could be due to a broken probe, or a bad connection between the probe and the meter. Thanks for submitting a quote request. EST are normally delivered by 4: Email correspondence is responsive and a toll free number is available for added convenience.


If you do not understand the information contained in the manual please contact our Tech Support for further assistance. Technical Support has a list of fuses used in our multimeters.

Extech RH Precision Hygro-Thermometer

If you do not receive this information, please contact us at or customercare fondriest. Extech has some power extecu that can measure Transients and Harmonics.

Why Buy From Fondriest? Extech has a number of temperature probers including bead wire thermocouples and stick probes to be used in liquids. Is my meter calibrated out of the box?

How can I get a calibration procedure for my meter? How do I get spare fuses for my Multimeter? How do I change the battery? For making wood measurements with the pin style moisture meters – how far do the pins on my meter need to be inserted for an accurate measurement? Check the data sheet for the meter of interest. What is the difference between A and C Weighting. Please email your request for a calibration procedure to support extech.

We try to respond to all email requests within a few hours. The ‘Delivers’ timeframe is an estimate of when the item will be delivered to your shipping address after it ships. Your stock check request has been submitted successfully.