Extech RH350 Datalogging Superheat Psychrometer

Datalogging Superheat Psychrometer Features:

• Superheat differential measurements: T1-T2, Air-T1, T1-Dewpoint
• Dual Type K external temperature probe inputs (T1, T2)
• Simultaneous display of %RH, Temperature and Dew point or Wet Bulb or External Probe Temperatures
• Built-in RS-232 interface (optional RS-232 cable) - uses Windows® Hyperterminal to download data to a PC
• Memory stores up to 99 data records
• 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

Optional RH355 Superheat Psychrometer Kit Includes:

• RH350 meter
• 33% and 75% calibration bottles
• 2 temperature probes
• RS-232 cable
• 4 AAA batteries
• Carrying case

Specifications (Range, Max Resolution, Basic Accuracy):

• Humidity: 10 to 90%RH, 0.1% RH, ±3% RH
• Temperature (internal): -4 to 122°F (-20 to 50°C), 0.1°, ±1.8°F or ±1°C
• Temperature (external): -328 to 2498°F (-200 to 1370°C), 0.1°, ±0.3% or ±1.8°F/±1°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: 9x2.2x1.7 (230x57x44)
• Weight: 5.3oz (153g)