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ThermoWorks RT304 WATER RESISTANT THERMOMETER User Manual

Rt304 water resistant thermometer

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RT304 Water Resistant Thermometer

Instrument Operation

Press the ON/OFF button to activate the thermometer. The unit will
remain in the ON position until switched off by the user. Insert the
stainless steel probe about 25mm (1 inch) into the object to be
measured. The measured temperature will be shown on the LCD
display.

To Select ˚C or ˚F

Press the ˚C/˚F button to select the desired temperature unit.

Using MIN-MAX

Press the MIN/MAX memory button to read the last highest /
maximum temperature measured.
Press once more to read the last lowest / minimum temperature
measured.
Press once more to return to normal display.
Press and hold the button for about 3 seconds then release to
reset the memory.

Battery Installation

Replace the battery if the LCD display becomes dim.
Replace with 1.5 volt, type A76 or equivalent.
Use a coin of suitable size to open the battery cover on the back.
Install the battery observing the correct polarity.
Close the battery cover.

Care and Cleaning

Clean the probe immediately after each measurement to avoid cross contamination.
Do not expose the entire thermometer to temperatures over 122˚F / 50˚C.
Do not use inside ovens. Not submersible.

Specifications

Measuring Range -58 to 392˚F / -50 to 200˚C

Accuracy ±2˚F between -40 to 302˚F, otherwise ±4˚F

±1˚C between -40 to 150˚C, otherwise ±2˚C

Display Resolution 0.1˚

Display Reading Update 1 second

Battery 1.5 volt, type A76 or equivelant x 1 piece (included)

Battery Life About 5,000 hours continuous operation

Water Resistance IP 67

Display Size 18 (w) x 8.5 (h) mm

Probe Size 0.137 (

∅ ) x 4.75 (L) inches

3.5 (

∅ ) x 120 (L) mm

Product Size 1.7 (W) x 0.75 (D) x 7.5 (L) inches

41.5 (W) x 17 (D) x 189 (L) mm

(including probe cover)

Operating Range 32 to 122 ˚F / 0 to 50 ˚C

Features
•IP 67 Water Resistant
•On/Off Switch
•Max. & Min. Memory
•°C/°F Switchable
•-58°F to 392°F Range
•Includes Pocket Clip

Made in China

RT304 Water

Resistant Thermometer

Utah, U.S.A.

Ph: 801-756-7705

Fax: 801-756-8948

www.thermoworks.com