Specifications subject to change without notice.
Copyright © 2008-2015 FLIR Systems, Inc. All rights reserved including the right of reproduction in whole or in part in any form.
www.extech.com 3/27/15 - R1
Best value graphical datalogger in the market
User friendly, easy to set up and operate
Humidity + Temperature Chart Recorder
Ordering Information:
RH520A ........................Humidity + Temperature Chart Recorder w/universal adaptor
RH520A-NIST ..............RH520A with NIST Certificate
RH520A-220 ................Humidity + Temperature Chart Recorder (220V)
RH520A-220-NIST ......Humidity + Temperature Chart Recorder (220V)
RH520A-240 ................Humidity + Temperature Chart Recorder (240V)
RH520A-240-NIST ......Humidity + Temperature Chart Recorder (240V)
RH522 ..........................Replaceable Humidity/Temperature Probe
Features:
•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 included LabVIEW™-based software calculates and
graphs Dew Point, Wet Bulb, and GPP (grains per pound)
•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
•Replaceable probe does not require recalibration
•Detachable probe extends up to 1 meter for
measurements in closed environments
•Audible and visual alarm with Hi/Low setpoints
•Output socket used with optional external alarm module
•Scroll the cursor to display selected data recorded
•Desk or wall mount
•Complete with built-in stand, detachable probe with
3ft (1m) cable, RS232 cable, RS-232 To USB Adaptor,
PC software, 100-240VAC 50/60Hz adaptor, and
3 AA batteries
Wall mounted for storage and
easy viewing of Temperature
and Humidity trends with
date/time stamp
Desk mount configuration with
easy to program swivel arm
control panel plus probe with
remote cable for reaching into
ducts and humidty chambers
Applications:
• Monitor and record Laboratory or clean Room
temperature and humidity history
• Record process conditions
• Generate warning when conditions
are outside required limits
• Monitor controlled environment areas such as
freezers, storage areas and other critical areas
• Store humidity and temperature historical
data for report generation
PC based software with proprietary
cable (included) for data download,
or view on screen with scrollable
and expandable chart
Specifications
Relative Humidity Range 10.0 to 95.0%
Temperature Range -20.0 to 140.0°F (-28.0 to 60.0°C)
Accuracy ±3% Relative Humidity; ±1.8°F/±1°C
Dimensions 5 x 7.7 x 0.9" (129x195x22mm)
Weight 12.6oz (357g)
