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Summary of Contents for Extech Instruments RH35
- Page 1 USER GUIDE Hygro‐Thermometer Alert Model RH35 99 Washington Street Melrose, MA 02176 Phone 781-665-1400 Toll Free 1-800-517-8431 Visit us at www.TestEquipmentDepot.com...
- Page 2 EXTECH INSTRUMENTS Introduction Thank you for selecting the Extech Instruments Model RH35. This device is shipped fully tested and calibrated and, with proper use, will provide years of reliable service. Please visit our website (www.extech.com) to check for the latest version of this User Guide, Product Updates, and Customer Support. Safety International Safety Symbols This symbol, adjacent to another symbol or terminal, indicates the user must refer to the manual for further information. Double insulation Safety Notes Remove the battery if the device is to be stored for longer than 60 days. Never dispose of batteries in a fire. Batteries may explode or leak. Never mix battery types. Always install new batteries of the same type. Cautions If the equipment is used in a manner not specified by the manufacturer, the protection provided by the equipment may be impaired. ...
- Page 3 EXTECH INSTRUMENTS Meter Description Meter Front 24‐hour mold radar animation Indoor temperature (°C/°F) and MIN‐ MAX / Dew point temperature Facial Icons for comfort level status MIN‐MAX Button Dew Point Button Relative Humidity % display Warning LED when risk of mold Meter Back Wall mount Battery compartment Battery compartment latch Alarm Sound ON/OFF switch (Speaker Symbol) Radar Animation ON/OFF switch (Arrow Symbol) Support stand (remove stand to access Alarm sound and Radar animation switches) RH35‐en‐EU_v1.1 7/14 ...
- Page 4 (front panel, right) flashes. Press any button to stop the alarm sound. The warning light continues flashing until the measured humidity falls below 65%. Comfort Level The device displays one of two facial indicators representing the comfort level of the indoor climate. A smiling face indicates an ideal relative humidity range (40‐60%). A frowning face indicates an overly wet or dry condition (< 40% or > 60%). RH35‐en‐EU_v1.1 7/14 ...
- Page 5 Press the MIN/MAX button and the MAX icon will appear along with the highest indoor temperature and humidity readings captured since the last reset. To display the MIN values, press the MIN/MAX button again. The MIN icon will appear along with the lowest indoor temperature and humidity readings captured since the last reset. The instrument will automatically exit the MIN/MAX mode if no button is pressed. To exit to the normal display mode manually, press the MIN/MAX button again (the MIN and MAX indicators will switch OFF). To clear the MIN or MAX memory, press and hold the Dew Point button for three seconds while the MIN or MAX icon is showing. The MIN or the MAX indicator will flash as its memory is cleared. Table Top and Wall mounting Considerations The unit can be wall mounted using the wall mount access hole located on the rear of the device. Use the support stand for table top use. Note that the humidity level can vary greatly according to location; mount the unit as close to the area of concern as possible. RH35‐en‐EU_v1.1 7/14 ...
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Page 6: Specifications
Specifications Temperature Range ‐10°C to 60°C (14°F to 140°F) Temperature Accuracy ±1°C (±1.8°F) from 0 to 50°C (32 to 122°F), otherwise ±1.5°C (2.7°F) Relative Humidity Range 10 to 99% RH Accuracy ±4% from 30% to 80RH%, otherwise ±5% Batteries Batteries 2 x 1.5V AAA Dimensions 98 x 23 [50] x 98 mm (3.86 x 0.91 [2.04] x 3.86in.) Weight 87g (3.1oz.) Test Equipment Depot - 800.517.8431 - 99 Washington Street Melrose, MA 02176 TestEquipmentDepot.com RH35‐en‐EU_v1.1 7/14 ...
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