Reed Instruments

Heat Stress Stop Watch with Calibration Certificate

Model: NJW233

Mfr. No.: SW700-NIST

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  • Heat Stress Stop Watch with Calibration Certificate - Reed Instruments SW700-NIST

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Description

  • Measures temperature and humidity, and calculates heat index as well as dew point
  • Combines air temperature and relative humidity measurements in an attempt to determine the human-perceived equivalent temperature or "how hot it feels"
  • Calendar mode displays day, date and time
  • Stopwatch/chronograph mode with 1/100 second resolution
  • Fastest/Slowest/Average Lap recall
  • 99 lap counter with 30 lap/split memory
  • 10 hour countdown timer with audible beeper warning for the last 5 seconds
  • 12 or 24 hour clock operation
  • Full LCD display with LED backlight
  • Silent operation option
  • Dual power: solar panel and battery
  • 1 ATM water resistant (IPX4 rated)
  • Items with calibration certificates are non-returnable and non-refundable due to the limited validity of the certification

Specifications

Air Temperature Range

-5 to 50°C (23 to 122°F)

Humidity Range

1% - 99% RH

Lap Memory

30 laps

Heat Index Range

70 to 122°F (22 to 50°C)

Temperature Range

23 to 122°F (-5 to 50°C)

Humidity Range

1 to 99% RH

Dimensions

2.65 x 3.6 x 0.9" (67.5 x 92 x 23 mm)

Weight

2.93 oz (83 g)