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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We do not sell or rent your contact information to other parties. What are the thread sizes for the pressure transducers for model ? If you have any questions or would like to discuss your application in more detail, please contact us at or customercare fondriest.

Extech RH490 Precision Hygro-Thermometer

The operations manual for your meter will contain complete product details as well as specifications and resolution specs for each range. Although rare, these occasions can include when Fondriest learns that the products no longer are being manufactured or they otherwise become unavailable, when Fondriest cannot source components for the configuration you ordered, or when there was a pricing error at the Fondriest Online Store. You can view the data sheet for a particular model online.

All Extech User’s Guides can be found on the website. Putting the clamp meter around more than one conductor causes the current reading to cancel out.

Upon inspection, Fondriest will issue a credit based on the original method of payment. The thermometer’s electronics translate the information into a temperature reading which is then displayed on the LCD. In which case, the items on your order will ship as they become available.

Please submit your request to our Tech Support department by email at support extech. Undeliverable Packages Occasionally packages are returned to Fondriest as undeliverable. Can I lengthen or modify the leads that I have? Fondriest can ship orders within the 50 United States only. Do you have a light meter that measures very high light levels?


Packages should be insured for the full value in case of loss or damage. Many orders ship on the same day and expedited shipping is available.

The email has been sent successfully, and you should receive it momentarily. The Strobe exech do not require reflective tape. Title and risk of loss to all products will pass to you on delivery. Can you cross reference another manufacturer’s product to an Extech product?

RH Precision Hygro-Thermometer | Extech Instruments

For no additional charge, Fondriest offers shipment on your account for most popular carriers. Do you carry clamp meters specifically made to measure low current? The meter will have to be sent in if the vane needs to be replaced as the sensor is calibrated to the meter.

The ‘Delivers’ timeframe is an estimate of when the item will be delivered to your shipping address after it ships. Products shipped prior to 4: Extech does not have a moisture meter that will make accurate measurements in brick and concrete. Accurately measuring moisture in concrete ASTM requires humidity plugs to be placed th490 the concrete surface. Remember that these estimates are for time in transit only, and that they do not apply until the product leaves the Fondriest warehouse.

The last 2 characters of the model number indicate the output type. Do you have an AC adaptor for my unit? Please note that Fondriest does not permit the return of or offer refunds for the following products:.

Lifetime Technical Support A knowledgeable staff of application engineers provides ongoing support for the rj490 of the product.

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. How often does my meter need to be calibrated? These meters are smaller in size than traditional clamp meters and will easily fit into tight spaces.


Extech Product FAQ

Most organic materials and painted or oxidized surfaces have an emissivity factor of 0. The meters are calibrated with the standard length leads. If you are not satisfied with your purchase from Fondriest Environmental, you have up to 14 calendar days from the time you receive your item s to initiate a return.

If you do not receive this information, please contact us at or customercare fondriest. OSHA compliance testing absolutely calls for a meter to be checked for calibration before and after every use. Your order for in-stock items that are eligible for same-day shipping must be received before your local time of 2: View our complete Privacy Policy.

A knowledgeable staff of application engineers provides ongoing support for the life of the product. Measurements should normally be made as close as possible based on the Distance to spot ratio of the meter.

Extech Product Frequently Asked Questions

Your information will not be stored in our ectech, and we do not sell or rent your contact information to other parties. Be the first to ask a question. You can view the complete specifications of our mini clamp eh490 online. However, breaking the circuit may not be possible. 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.