User Guide

ManualsBrandsExtech ManualsOutdoor DecorExtech RH520A Humidity and Temperature Chart Recorder with RS-232 Computer Interface

Specifications subject to change without notice.

8/8/08 - 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

RH520A-NIST ..........RH520A with NIST Certificate

RH520A-220............Humidity + Temperature Chart Recorder (220V

RH520A-220-NIST ..Humidity + Temperature Chart Recorder (220V) w/NIST

RH520A-240............Humidity + Temperature Chart Recorder (240V

RH520A-240-NIST ..Humidity + Temperature Chart Recorder (240V)

RH522 ....................Replaceable Humidity/Temperature Probe

SL123 ......................AC Alarm Relay Module 9ft (3m) cable

SL124 ......................DC Alarm Relay Module 9ft (3m) cable

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, RS-232 cable, USB adaptor, LabView-

based PC software, AC adaptor, and 3 AA batteries

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

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

New LabView based PC

software and cable for download

control and to graph Relative

Humidity, ambient temperature,

dew point, wet bulb, and GPP

or g/kg)

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)

99 Washington Street

Melrose, MA 02176

Phone 781-665-1400

Toll Free 1-800-517-8431

Visit us at www.TestEquipmentDepot.com

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