Extech Instruments RHT10, RHT20, RHT50, TH10, RH520A Catalog Page

Humidity/Temperature Dataloggers and Chart RecorderHumidity/Temperature/Pressure Dataloggers

RHT50 Humidity/Temperature/Pressure Datalogger

Records up to 10,000 readings of Humidity, Temperature and Pressure

• USB interface for easy set-up and data download

• Selectable data sampling rate from 1 minute to 18 hours

• User-programmable Min/Max alarm thresholds

• Manual and Programmable start modes

• Status Indication via Red/Yellow LED and Green LED

• Includes 3.6V Lithium battery, mounting bracket, and Windows®
compatible analysis software; 1 year warranty

SPECIFICATIONS RANGE MAX RESOLUTION BASIC ACCURACY

Temperature -40 to 158°F (-40 to 70°C) 0.1°F/°C ±1.8°F/ ±1.0°C
Humidity 0 to 100%RH 0.1%RH ±3.5%RH

Monitors Humidity, Temperature and Air Pressure levels
in clean rooms, warehouses, storage rooms, freezers,
shipping vans, and water damage restoration. USB
connector easily plugs into a computer for data analysis

Air Pressure 13.7 to 15.2psi, 950 to 1050hPa,

Datalogging interval 1 second to 18 hours
Memory 10,000 points
Dimensions/Weight 5.1x1.1x0.98" (130x30x25mm)/ 1oz (20g)

ORDERING

RHT50 Humidity/Temperature/Pressure Datalogger $159.99
42299 3.6V Lithium Battery (pk of 2) $31.99

95 to 105kPa, 0.9 to 1.0bar

RHT10/TH10 Humidity and Temperature USB Dataloggers

Two models to choose from, with USB interface for easy data download

• Model RHT10 datalogs 16,000 Temperature/ 16,000 RH readings; Dew point
indication via Windows

®

compatible software; Optional RHT10-SW software for

RHT10 to calculate Grains Per Pound (grams per kilogram) to 1120GPP (160g/kg)

Model TH10 datalogs 32,000 Temperature readings

• Selectable data sampling rate: 2 seconds to 24 hours

• User-programmable alarm thresholds for RH and Temperature

• Humidity: 0 to 100%RH (Model RHT10 only), Accuracy: ±3%RH;
Temperature: -40 to 158°F (-40 to 70°C), Accuracy: ±1.8°F/1°C

• 1yr battery life; Dimensions: 5.1x1.1x0.9" (130x30x25mm)/Wt: 1oz (20g)

Monitors Temperature & Humidity
(RHT10) levels. USB plugs into a
PC for data analysis with software

42299 — Replacement
long lasting Lithium
batteries

• Includes 3.6V Lithium battery, protective USB cap, mounting bracket,
and Windows

ORDERING

RHT10 Humidity and Temperature USB Datalogger $89.99

RHT10-SW GPP (g/kg) Software for RHT10 $20.99

TH10 Temperature USB Datalogger $56.99

42299 3.6V Lithium Battery (pk of 2) $31.99

®

compatible software for analysis; 1year warranty

RHT20 Humidity and Temperature Datalogger

Datalogs 16,000 Humidity and 16,000 Temperature readings

• USB interface for easy setup and data download to a PC

• Dew point indication via Windows® compatible software (included)

• Selectable data sampling rate: 1 second to 24 hours

• User-programmable alarm thresholds for RH and Temperature

• LCD displays current readings, Min/Max, and alarm status

Monitors Humidity & Temperature
levels in warehouse, storage rooms,
freezers, shipping vans, and offices.
USB connector easily plugs into a
computer for data analysis.

Humidity: 0 to 100%RH, 0.1%RH resolution, Accuracy: ±3%RH;

Temperature: -40 to 158°F (-40 to 70°C), 0.1°F/°C resolution, Accuracy: ±1.8°F/1°C

• 3 month battery life; Dimensions: 3.7x1.9x1.2" (94.4x48.9x31.2mm)/Wt: 3.2oz (90.7g)

• Complete with 3.6V Lithium battery, mounting bracket with combination
lock, and Windows

ORDERING

RHT20 Humidity and Temperature Datalogger $139.99

®

compatible analysis software; 1 year warranty

0.1 ±0.25% FS

RH520A Humidity and Temperature Chart Recorder

Best value graphical datalogger in the market that’s easy to set up & operate

• Simultaneous numerical & graphical display of Humidity (10.0 to 95.0%) and
Temperature (-20.0 to 140.0°F /-28.0 to 60.0°C) readings, plus Time and Date

• Basic Accuracy: ±3% Relative Humidity; ±1.8°F (±1°C

• Includes 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 resolution

• Internal memory records up to 49,000 data points and can be transferred to a PC

• Audible and visual alarm with Hi/Low setpoints

• Output socket used with optional external alarm module

• Dimensions: 5x7.7x0.9" (129x195x22mm); Weight: 12.6oz (357g)

• Complete with built-in stand, detachable probe with 3ft (1m) cable,
RS-232 cable, RS-232 to USB adaptor, PC software, 100-240VAC
50/60Hz adaptor, and 3 AA batteries; 1 year warranty

ORDERING

Humidity+Temperature Chart Recorder (110V adaptor) $299.99

Humidity+Temperature Chart Recorder (220V adaptor) $299.99

Humidity+Temperature Chart Recorder (240V adaptor) $299.99

PC software included

Watch the

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RH520A N

RH520A-220
RH520A-240 N
RH522 Replaceable Humidity/Temperature Probe $79.99
SL123 AC Alarm Relay Module 9ft (3m) cable $114.99
SL124 DC Alarm Relay Module 9ft (3m) cable $114.99

N

42280 Humidity and Temperature Datalogger

Records up to 16,000 readings with USB interface for downloading to a PC

• Programmable from keypad or PC, Selectable data sampling

rate, and User programmable audible and visual alarms

• Measurement ranges: 0 to 100% RH and -4 to 144°F(-20 to 70°C);

Resolution: 0.1%RH, 0.1°F/°C; Basic accuracy: ±3% RH, ±1°F /0.6°C

• Dimensions/Weight: 4.75x3.5x1.5" (120.7x88.9x38.1mm)/ 5.7oz (163g)

• Complete with Windows
AC adaptor, and four AA batteries; 1 year warranty

ORDERING

42280 Temperature and Humidity Datalogger $219.99
RH300-CAL 33% and 75%RH Calibration Kit $59.99

42275 Humidity and Temperature Datalogger Kit

Compact, powerful and easy to use with USB interface

• Water resistant Humidity (0 to 100% RH ) and Temperature (-40 to 185°F /

-40 to 85°C) Datalogger Kit records up to 16,000 readings (8,000 readings/parameter)

• Resolutions: 0.1%RH, 0.1°F/°C; Basic accuracy: ±3%RH, ±1°F (±0.6°C )

• Real time clock with date and time and Logs data for days, weeks or months

• Three start methods: Scheduled, immediate or magnetic

• Multiple Dataloggers (42270) can be programmed and data
downloaded from one single docking station

• Programmable sampling rate from 1sec to 12hrs
plus Hi/Lo limits with alarm indication

42299 — Replacement
long lasting Lithium
batteries

Kits Include Windows® XP, Win 7, and Win 8
compatible software and docking station
42275 — includes one 42270 datalogger.

• 42275 — 4.9x3.8x2" (123.8x95.3x51mm); 9oz (254g)

• 1 year warranty

ORDERING

42275 Humidity/Temperature Datalogger Kit with PC Interface $179.99
42270 Humidity/Temperature Datalogger for 42275 $109.99
42299 Replacement 3.6V Lithium batteries (2pk) $31.99

®

compatible software, USB cable, 110V

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N Indicates products that are available with optional calibration traceable to NIST. See page 160 for a complete listing.

For the name of your local stocking distributor, visit www.extech.com

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