Extech Instruments EX820 Manual do Utilizador Página 26

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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 calculates Dew Point
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
Download, analyze, and store data using Windows
®
95/98/2000/NT/ME/XP Compatible Software (included)
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, software, 110VAC adaptor
and 3 AA batteries
Humidity+Temperature Chart Recorder
Best value paperless chart recorder in the market that’s easy to set up and operate
ISO 9001:2000 CERTIFIED
03/30/05 - R1
Product DATASHEET
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
Copyright © 2004 Extech Instruments Corporation. All rights reserved including the right of reproduction in whole or in part in any form.
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)
Software included
Ordering Information:
RH520 ..............Humidity+Temperature Chart Recorder
RH520-NIST ....RH520 with NIST certificate
RH522 ..............Replaceable Humidity/Temperature Probe
147117 ............110V AC Adaptor
147230 ............220V AC Adaptor
SL123 ..............AC Alarm Relay Module 9 foot cable (3m)
SL124 ..............DC Alarm Relay Module 9 foot cable (3m)
Sold by AA Electric 1-800-237-8274 Lakeland, FL • Lawrenceville, GA • Greensboro, NC • East Rutherford, NJ www.A-Aelectric.com
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