Extech Instruments, Dual Input Hygro-Thermometer Psychrometer, Extech RH350

The RH350 displays humidity, dew point, wet bulb, temperature and temperature differential. The triple backlit LCD can be changed to display humidity, temperature, dew point or humidity, temperature and wet bulb or humidity, temperature and Type K thermometer. Can also display the temperature difference between Type K T1 and T2 or air temperature and Type K or Type K and dew point. Advanced features include built-in memory and recall of up to 99 data points, Min/MAX/Average readings from the captured data, data hold and selectable auto power off. Includes 2 Type K temperature probes and four AAA batteries.

• 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, uses optional Windows 95/98/2000/ME/NT/XP compatible software
• 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 deg F/deg C temperature units with 0.1 deg resolution
• Data hold freezes current reading on display
• Compliance and Certifications: CE Marked

• Product Type: Dual Input Hygro-Thermometer Psychrometer
• Includes: (2) Type K Temperature Probes, (4) AAA Batteries
• Temperature Rating: -4 to 122 deg F
• Overall Length: 9 in
• Overall Width: 2-1/5 in
• Battery Type: AAA
• Overall Height: 1.7 in
• Display Type: Backlit LCD
• Measuring Range: 10 to 90% RH
• Accuracy: +/-3% RH, +/-1.8 deg F Temperature (Air), 0.1 deg Temperature (Type N)
• Resolution: 0.1%, 0.1 deg Temperature (Air), -328 to 2498 deg F Temperature (Type K)
• Dew Point: -90.4 to 122 deg F
• Wet Bulb: -6.9 to 122 deg F
• Dew Point Max Resolution: 0.1 deg
• Wet Bulb Max Resolution: 0.1 deg
• Weight: 1.000
• Warranty: 2 years