Chart Recorder (Humidity+Temperature)

Extech RH520A-220:Humidity+Temperature Chart Recorder with Detachable Probe (220V)

Graphical datalogger for Humidity/Temperature measurements and Dew Point calculation

This paperless chart recorder provides simultaneous digital and graphical display of relative humidity and temperature. The display also shows dew point, date and time and Min/Max measurements. Stored readings can be recalled on the display or downloaded to a PC to obtain a permanent record. Provisions for wall mounting or the control panel swivels to act as a desk stand. The user can set audible and visual alarms with High and Low limits for humidity and temperature. LabView software calculates Wet Bulb and Grains per Pound (GPP). Comes complete with detachable sensor probe with 1 meter cable, RS-232 cable with USB adapter, LabView-based software, 220 VAC adapter, and three AA batteries.

• 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 220V AC power supply

* model with NIST certificate is available.