You are about to set up an account. For this process, you will be asked to provide personal information about yourself and possibly your organization. We invite you to read our Privacy Policy concerning any use of this information that you provide to us.

Benefits of setting up an Account:
  • Allows personalized content such as Favorite Items to be viewed.
  • Conveniently stores information to be used at checkout, such as billing and shipping addresses (Payment information is never stored on the website).
  • Get customized pricing for your organization (when available).

Join Our Mailing List!

Preferred Email Format

* Required

Advanced Search

Traceable® Memory Hygrometer / Thermometer

By Control
Traceable® Memory Hygrometer / Thermometer
  • Microprocessor-based design provides unparalleled accuracy
  • Simultaneously displays both temperature and relative humidity on dual 1.125" high LCD
  • 3 foot cable allows user to retrieve readings from hard-to-reach areas

Maintain accuracy with do-it-yourself calibration. Traceable® Memory Hygrometer/Thermometer measures from 10.0 to 95.0% relative humidity and temperature from 0.0 to 199.9°F and –18.0 to 93.0°C. Precision thermistor offers a temperature accuracy of ±1°C between 0 to 40°C, otherwise ±2°C, and a resolution of 0.1°. Reads Fahrenheit and Celsius. An audible click confirms each key entry. See listing for dew point model specifications.

Resistive polymer film sensor provides humidity readings with an accuracy of ±2% mid-range to ±4% elsewhere. Humidity resolution is 0.1% relative humidity. At the touch of a button, recalls the minimum and maximum humidity and temperature readings captured during any time period. A special HOLD button permits freezing the display to capture readings. Features an auto-off battery saving function which may be deactivated.

Multi-point calibration on an individually-numbered Traceable® Certificate which assures accuracy from an ISO/IEC 17025:2005 (1750.01) calibration laboratory accredited by A2LA. It indicates traceability of measurements to the SI units through NIST or other recognized national measurement institutes (NMI) that are signatories to the CIPM Mutual Recognition Agreement.

Unit is equipped with an output receptacle for transferring data to a computer. Use to monitor conditions in clean rooms, computer rooms, storage facilities—virtually anywhere temperature and RH affect vital components and tests. Handsome, dual-tone ABS plastic case is both lightweight (10-3/4 ounces) and rugged for extreme field or lab use. Supplied with probe/cable, Traceable® Certificate, hard plastic carrying case, and 9-volt battery for 100 hours of continuous use. Size is 7-1/8 x 2-3/4 x 1-1/4 inches. Probe is 8-1/2 inches long with 2/3-inch diameter with a 3-foot cable. Replacement battery Cat. No. 291-1112.

Cat.No. Name EA    
291-4185 Memory Hygrometer/Thermometer, 10 to 95% RH $185.48
Add To Favorites
291-4385 Memory Hygrometer/Thermometer, 0 to 100% RH $388.84
Add To Favorites
291-4394 33% Calibration Standard $60.00
Add To Favorites
291-4395 75% Calibration Standard $60.00
Add To Favorites

The following items have been added to your cart:

Choose a favorite list for this item:

Catalog Number Description Price

Request Literature

Please fill out the form below if you want to request literature from Krackeler Scientific.


Quick Order

* Required

New Year Price Updates

We are currently working diligently to update our website pricing information for the New Year. If you place an order, you will be acknowledged with any corrected pricing. If you'd like the most current information sooner, please don't hesitate to drop us an email or give us a call and we'd be happy to assist. Thank you for your patience while we are updating.


Play Video

To Request a Quote

  1. Search or Browse for items and add to them to your Shopping Cart.
  2. Click the "Request Quote" button at the bottom of the Shopping Cart page.
  3. Fill out required fields.
  4. Optionally you can convert to standard checkout mode by choosing a payment type.
  5. Click "Request Quote" at the bottom of the page.

You will be contacted with a quote.

To Order From a Quote

  1. Enter a quote number below
  2. Click "Checkout" (a special place holder item will be added to your cart)
  3. Enter any additional instructions in the comments section at checkout.

Customer service will contact you with an order confirmation.

Back to Top