Extech RH520A-240-NIST Humidity and Temperature Chart Recorder with Detachable Probe
Graphical datalogger for Humidity/Temperature measurements and Dewpoint. Suitable for 240V/50Hz electrical circuits only. Includes NIST Calibration.

• Simultaneous numerical and graphical display of Humidity and Temperature readings, plus Time and Date
• Measures Humidity (10 to 95%RH) and Temperature (-20.0°F to 140.0°F) plus calculates Dew Point
• Basic accuracy 3%RH, 1.8°F/1°C
• Large dual graphical LCD displays with adjustable vertical and horizontal TAC resolution
• Internal memory records up to 49,000 data points and can be transferred to a PC via RS-232 serial port for further data analysis
• LCD indicates percentage of memory remaining
• Comes with 240V AC power supply