ThermoWorks ProNeedle Operating Instructions

ProNeedle
• Accuracy to ±0.9°F (±0.5°C)
• 3 second readings
• –40 to 572°F range
Instrument Operation
Press the power button to activate the thermometer. The unit will turn off automatically after 35
minutes to save battery life. Press and hold the power button for 3 seconds to turn off ProNeedle.
Insert the stainless steel probe to the desired depth. The measured temperature will be shown on
the LCD display within 3 seconds.
Using MIN/MAX
Press the MAX/MIN button to read the last highest / maximum
temp measured.
Press once more to read the last lowest / minimum temperature measured.
Press once more to return to normal display.
Press and hold the MAX/MIN button for three seconds then release to reset the memory.
MAX and MIN are reset when the unit is powered off.
Measuring Range
Accuracy
Display Resolution
Units
Response Time
Auto Off
Display Size
Backlight
Digit Size
Probe
Minimum Immersion
Water Resistance
Battery
Battery Life
Product Size
Operating Range

Operating Instructions

™
• Calibration trim
• IP67 rating
• 180° rotating display
Battery Installation
Replace the battery when low battery symbol 'Bat' flashes. Replace with a 3 volt, type
CR1632, button-cell battery or equivalent.
Use a screwdriver of suitable size to open the battery cover
on the back.
Install the battery observing the correct polarity, (+) positive side up, sliding the battery
under the metal clip.
Close the battery cover.
To Select ˚F or ˚C
Press the CAL button on the back of the thermometer to select the desired temperature
unit.
Calibration Trim
New from the factory the ProNeedle should read within ±0.9°F. Normally a calibration
adjustment should never be needed. For instructions on performing a one-point
calibration trim go to the ProNeedle webpage at www.thermoworks.com.
Specifications
–40 to 572°F (–40 to 300°C)
±0.9°F (±0.5°C) between 14 to 212°F (–10 to 100°C), ±4.5°F (±2.5°C) between 392
to 572°F (200 to 300°C), otherwise ±2.7°F (±1.5°C)
0.1°
°C/°F
Within 3 seconds from ambient to 32°F ±0.9°F
After 35 minutes
0.45 H x 0.94 W inches (11 H x 24 W mm), with backlight, automatically rotates 180°
10 seconds
0.29 H x 0.16 W inches (7.5 H x 4.0 W mm)
2.9 L x 0.06 dia. inches (76 L x 1.6 dia. mm), Thermistor
Approx. 0.25 inch (6.4 mm)
IP67
3 volt, type CR1632 or equivalent x 1 piece (included)
3,000 hours continuous use
6.32 H x 0.9 W x 0.6 D inches (160 H x 23 W x 15 D mm)
32 to 122°F (0 to 50°C)
• Backlight
• Max/ Min function
• °C/°F switchable