Extech Digital Psychrometer Datalogger provides humidity, wet bulb, dew point, air temperature plus external probe temperature measurements.

Features:

• Superheat differential measurements: T1-T2, Air-T1, T1-Dewpoint
• Dual Type K external temperature probe input
• Simultaneous display of %RH, Temperature and Dew point or Wet Bulb or external Probe Temperatures
• Built-in RS-232 interface uses Windows Hyperterminal to download data to a PC
• Retrieve Max/Min readings with data and time plus Average function
• Real time clock
• Triple display with backlighting
• Unique sensor cap design twists to closed position for protection during storage
• Switchable °F/°C temperature units with 0.1° resolution
• Data Hold freezes current reading on display
• Auto power off to save battery life
• RH350 complete with two Type K bead wire temperature probes and 4 AAA batteries

Spec Summary:

	Range:
Humidity:	0 to 100%RH
Temperature (internal):	-4 to 122°F (-20 to 50°C)
Temperature (external):	-328 to 2498°F (-200 to 1370°C)
Dew Point:	-90.4 to 122°F (-68.0 to 49.9°C)
Wet Bulb:	-6.9 to 122°F (-21.6 to 49.9°C)
Dimensions:	9" x 2.2" x 1.7" (230 x 57 x 44mm)
Weight:	5.3oz (153g)

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