Monitor light intensity data up to 100,000 Lux (10,000 Fc) from a mobile device

The LT250W is a compact light meter with Bluetooth® connectivity, which allows building and maintenance professionals to view and share light intensity data directly from a mobile device using the free ExView app. With the capability to capture data, display trends, set visual and audio alarms, and send reports, users can gain deeper insights on workplace comfort and building health.
 

Monitor air velocity and temperature data from a mobile device

The AN250W is a compact airflow meter with Bluetooth® connectivity, which allows building, HVAC, and maintenance professionals to view and share air velocity and temperature data directly from a mobile device using the free ExView app. With the capability to capture data, display trends, set visual and audio alarms, and send reports, users can gain deeper insights on environmental conditions and building health.

Simultaneously monitor relative humidity and temperature from a mobile device

The RH250W is a compact hygro-thermometer with Bluetooth® connectivity, which allows building and maintenance professionals to view and share relative humidity and temperature data directly from a mobile device using the free ExView app. With the capability to capture data, display trends, set visual and audio alarms, and send reports, users can gain deeper insights on equipment and building health.

Up to 16,000 readings for RH/Temp & user-programmable sample rate

The RHT20 is a Humidity Temperature Datalogger which records up to 16,000 Humidity and 16,000 Temperature readings with a user programmable sample rate. USB interface for easy setup and data download. Selectable data sampling rates from 1s to 24hr. User-programmable alarm thresholds for RH and Temperature. LCD displays current temperature and humidity readings plus Min/Max and Alarm status. Long battery life. Place or mount the datalogger in monitoring location (storage bin, truck, cargo hold, freezer, temperature-controlled room, etc.). Datalogger records temperature and humidity at sample rate set by user. Connect the datalogger to your PC via the USB interface to retrieve readings. Datalogger displays the current Humidity and Temperature plus Min/Max and alarm status so it can viewed anytime during the recording process. Complete with battery, mounting bracket, and software.
 

• USB interface for easy setup and data download
• 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
• Complete with 3.6V Lithium battery, mounting bracket with combination lock
• Includes Windows® 2000/XP/Vista/7 compatible analysis software

Temperature/Humidity datalogger with docking station and PC software

The 42275 is a Temperature/Humidity Datalogger Kit with PC Interface. This waterproof (IP65) datalogger records up to 16,000 readings (8,000 readings for each parameter) with a date/time stamp that can be downloaded to your PC for analysis. Temperature/Humidity can be viewed on the datalogger's LCD display. Data can be downloaded from a docking station, which can add additional loggers. Programmable sampling rate from 1sec to 2hrs plus Hi/Lo limits with alarm indication. Product comes complete with docking station, software, and one 42270 datalogger with Li-Ion battery.

• Wide operating temperature range: -40°F to 185°F (-40°C to 85°C)
• Humidity range: 0 to 100% RH
• Records up to 16,000 readings (8,000 readings for each parameter)
• Use in storage containers, shipping vans, freezers and more
• Logs data for days, weeks or months - up to 1 year battery life
• Multiple 42270 dataloggers 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
• Program the logger, analyze and store data using Windows® compatible software
• View current temperature/humidity on Datalogger's LCD display
• Three start methods: Scheduled, immediate or magnetic
• Includes USB docking station with cable, 42270 Humidity/Temperature datalogger and PC software

Temperature/Humidity Datalogger for 42275 docking station kit

The 42270 is an Additional Humidity and Temperature Datalogger for use with Extech 42275 and 42276 Kits. Datalogger measures temperature from -40 to 185°F (-40 to 85°C) and relative humidity from 0 to 100%. It can record up to 8000 readings of each parameter. Meter has a programmable sample rate of 1 second to 2 hours plus high and low alarm. A 42275 or 42276 kit is required to connect the datalogger to a PC for programming and data retrieval.

• Wide operating temperature range: -40 to 185°F (-40 to 85°C)
• Humidity range: 0 to 100% RH
• Records up to 16,000 readings (8,000 readings for each parameter)
• Use in storage containers, shipping vans, freezers and more
• Logs data for days, weeks or months - up to 1 year battery life
• Programmable sampling rate from 1sec to 12hrs plus Hi/Lo limits with alarm indication
• LCD displays current temperature/humidity
• Requires 42275 docking station for programming and data download

Records data on an SD card in Excel® format

This Humidity/ Temperature Datalogger records data on an SD card in Excel format for easy transfer to a PC for analysis. It features a Dual LCD that simultaneously displays Relative Humidity and Temperature, and a selectable data sampling rate of 5, 10, 30, 60, 120, 300, and 600 seconds. Each stored reading includes a date and time stamp. 10 to 95% Relative Humidity and 32 to 122°F (0 to 50°C) Temperature ranges. Complete with 6 AAA batteries, SD memory card, Universal AC Adaptor, and mounting bracket.
 

• Dual LCD simultaneously displays Relative Humidity and Temperature readings
• Datalogger stores readings on an SD card in Excel® format for easy transfer to a PC
• Selectable data sampling rate: 5, 10, 30, 60, 120, 300, 600 seconds or Auto
• Complete with six AAA batteries, SD memory card, universal AC Adaptor, and mounting bracket

Compact Indoor Meter for Monitoring Temperature and Humidity

The RHM15 is a mini hydro-thermometer monitor which measures humidity and temperature and displays it simultaneously. The RHM15 has a built in memory which stores maximum and minimum readings. The RHM15 features a low battery indication and comes with a built in stand, user's manual and LR44 battery. Measures in °F only.

• Measuring ranges:
  • Temperature: 14 to 140°F
  • Humidity: 10% to 99% RH
• Simultaneous display of Temperature and Humidity
• Built-in memory stores Min/Max readings
• Low battery indication
• Complete with built-in tilt stand and LR44 battery
• Measures in °F only.

Humidity, Type K Thermometer and 30:1 InfraRed Thermometer

The HD500 Psychrometer with Infrared Thermometer combines 3 in 1 with humidity meter, type K thermometer and infrared thermometer functions. The HD500 features a large triple LCD backlit display, built in USB port, minimum/maximum, data hold and auto power off functions. Built-in InfraRed Thermometer for non-contact temperature measurement to 932°F (500°C). Includes a 3 year warranty, Windows compatible software with USB cable, Type K bead wire probe, carrying case and 9-volt battery.

• Built-in InfraRed Thermometer for non-contact temperature measurement to 932°F (500°C)
• IR Thermometer: 30:1 distance to target ratio
• Type K Thermometer for contact temperature measurement to 2501°F (1372°C)
• Large triple LCD backlit display
• 2% RH accuracy
• Min/Max, Data hold and Auto power off functions
• Built-in USB port
• Includes Windows® compatible software with USB cable, Type K bead wire probe, carrying case and 9V battery

Measures Relative Humidity, Temperature, Dew Point, and Wet Bulb

Conveniently check the Humidity and Temperature conditions in residential and professional settings to ensure comfort and safety. The RHT510 is a Hygro-Thermometer Psychrometer that measures Relative Humidity, Temperature, Dew Point, and Wet Bulb. General purpose bead wire Type K probe is included for measuring Temperature up to ~480°F (250°C), while the meter can measure to 2372°F (1300°C) if used with other probes. Min/Max function stores and recalls highest and lowest readings. Additional features include: large LCD display with backlight, Data Hold and Auto power off with disable option.

• Measures Temperature (Air/Type K), Relative Humidity, Wet Bulb, and Dew Point
• Backlit LCD to view in dimly lit areas
• Data Hold and Min/Max functions
• Auto power off with disable
• Tripod mount (optional TR100 Tripod sold separately)
• Complete with wrist strap, general purpose Type K bead wire Temperature probe, and 3 AAA batteries

Built-in sensors provide simultaneous readings of Relative Humidity and Temperature

The 44550 is a pen style humidity and temperature meter. Featuring a dual LCD for simultaneous display of relative humidity and Temperature (°C/°F switchable). Measures humidity from 20 to 90%RH and temperature from 14 to 122°F (-10 to 50°C) with ±5%RH; ±2°F, ±1°C accuracy. Pocket sized for quick and reliable measurements at any location. Max/Min memory functions for display of highest and lowest readings for both measurements. Complete with pocket clip and one LR44 button battery.
 

• Humidity: 20 to 90%RH (±5%RH)
• Temperature: 14 to 122°F or -10 to 50°C
• Accuracy: ±5%RH; ±2°F, ±1°C
• Max/Min with ''Clear'' function

Records data to SD card in Excel® format

SD700 records data to SD card in Excel format. Displays Barometric Pressure in 3 units of measure: hPa, mmHg, and inHg. Triple LCD simultaneously displays Barometric Pressure, Temperature, and Relative Humidity. Datalogger date/time stamps and stores readings on an SD card in Excel format for easy transfer to a PC. Selectable data sampling rate from 5, 10, 30, 60, 120, 300, 600 seconds. Complete with (6) AAA batteries, SD memory card, Universal AC adapter, and mounting bracket.

• Displays Barometric Pressure in 3 units of measure: hPa, mmHg, and inHg
• Triple LCD simultaneously displays Barometric Pressure, Temperature, and Relative Humidity
• Datalogger date/time stamps and stores readings on an SD card in Excel® format for easy transfer to a PC
• Selectable data sampling rate: 5, 10, 30, 60, 120, 300, 600 seconds
• Complete with (6) AAA batteries, SD memory card, Universal AC adaptor, and mounting bracket

Records data on an SD card in Excel® format

The SDL500 records data on an SD card in Excel format. Relative Humidity, Temperature, Dew Point, and Wet Bulb measurements. Adjustable data sampling rate. Stores 99 readings manually and 20M readings via 2G SD card. Type K/J Thermocouple input for high temperature measurements. Large backlit dual LCD display. Record/Recall Min, Max, Data Hold and Auto power off functions. Complete with 6 x AA batteries, SD card, carrying case and Humidity/Temperature probe.

• Relative Humidity, Temperature, Dew Point, and Wet Bulb measurement
• Adjustable data sampling rate
• Stores 99 readings manually and 20M readings via 2G SD card
• Type K/J Thermocouple input for high temperature measurements
• Large backlit dual LCD display
• Record/Recall MIN, MAX, Data Hold and Auto power off
• Complete with 6 x AA batteries, SD card, carrying case and Humidity/Temperature probe

Records up to 16,000 readings for each parameter

The RHT10 datalogs Humidity and Temperature readings (up to 16,000 each) with user programmable sample rates from 2 seconds up to 24 hours for days, weeks and months. USB interface for easy setup and download. Dew Point indication via the included Windows software. User-programmable High/Low alarm thresholds for RH and temperature. Complete with 3.6-Volt Lithium battery, protective USB cap, mounting bracket, and Windows compatible software for analysis.

• 32,000 readings (16,000 for each parameter: Humidity/Temperature)
• Selectable data sampling rate: 2s, 5s, 10s, 30s, 1m, 5m, 10m, 30m, 1hr, 2hr, 3hr, 6hr, 12hr, 24hr
• Dew point indication via Windows® software (included)

Easy-to-use Datalogger Records Humidity and Temperature with Date/Time Stamp

The datalogger is designed with a rugged housing and a standard USB connector where stored readings (up to 48,000 data) are conveniently transferred to a PC in PDF or Excel® spreadsheet format when plugged in. Additional features include an 8-location logger bookmark, 6-language options, programmable sampling interval, adjustable alarm, and password-protected security log-in. Large LCD optimizes viewing and the smart LED provides color-coded humidity, and temperature reading status.

• Compact size housing with built-in NTC thermistor and capacitive humidity sensor designed with standard USB connector for easy data downloading to a PC
• 5-digit LCD display with battery life indicator
• User programmable settings: 6 languages, sample rate, start delay time, alarm delay time, high/low alarm range, and security feature
• Status Indication via Red and Green LEDs
• Start button begins continuous datalogging, which continues until memory is full at 48,000 readings (24,000 for each parameter: Humidity/Temperature), or when Stop button is pressed
• Bookmark 8 locations in a data recording log with a press of the Mark button
• Long battery life (approx. 3 months)
• Generates a PDF report or Excel® spreadsheet with data and trending graph when plugged into a PC after datalogging is completed (Adobe® Reader® required)
• Max/Min function
• Includes 2 CR2032 batteries, USB cover (can be used as a stand), wall mounting screw, and built-in hanger

Programmable Alarm warns of High Humidity Conditions

This Humidity Meter with Alarm and Remote Probe features a large triple display of relative humidity, temperature and dew point. Has a built-in stand for sitting on a desk but can also be mounted to a wall with included bracket. A visual and audible alarm warns when the humidity level goes above or below the adjustable set point. Meter also stores the maximum and minimum readings. Remote probe extends 18 in. for measuring behind walls. Ideal for use in humid areas where mold can become a problem. Comes complete with built-in stand, wall mount bracket, and 2 AAA batteries.

• %RH audible and visual alarm alerts when humidity exceeds set limit
• Displays Dew Point temperature
• Max/Min with reset function
• Humidity: 10 to 99%RH
• Temperature: 14 to 140°F (-10 to 60°C)
• Basic Accuracy: ±4%RH; ±1.8°F, ±1°C

Programmable Alarm warns of High Humidity Conditions

This Humidity Alert Hygro-Thermometer has a programmable %RH audible and visual alarm that alerts you when humidity exceeds the set limit. Large LCD simultaneously displays Temperature, Humidity and Dew Point. Product measures Humidity from 10 to 99% and Temperature from 14 to 140°F (-10 to 60°C). The meter has a basic accuracy of ±4%RH and ±1.8°F/1°C. Rear calibration pot for Humidity and Temperature. Featuring maximum/minimum with reset functions that store and recall the highest and lowest readings recorded. Comes complete with built-in stand, wall bracket and AAA battery.

• %RH audible and visual alarm alerts when humidity exceeds set limit
• Displays Dew Point temperature
• Max/Min with reset function
• Humidity: 10 to 99%RH
• Temperature: 14 to 140°F (-10 to 60°C)
• Basic Accuracy: ±4%RH; ±1.8°F, ±1°C

Simultaneous display of Temperature and Humidity

This Big Digit Hygro-Thermometer with extendable probe (18” cable) measures humidity from 10% to 99% RH and temperature from 14 to 140°F (-10 to 60°C). Accuracy of ±4%RH and ±1°C/1.8°F. This meter also includes maximum, minimum and rest functions and has a rear calibration adjustment post with optional RH calibration bottles. Comes complete with built-in stand, mounting bracket, sensor, and 1 AAA battery.

• Probe clips onto meter or extends on 18'' (457mm) cable
• Max/Min with reset function
• Rear calibration adjustment pot
• Humidity: 10 to 99%RH
• Temperature: 14 to 140°F (-10 to 60°C)
• Accuracy: ±4%RH; ±1°C, ±1.8°F

Compact Hygro-Thermometer with Remote Probe

The 445713-TP is a Big Digit Indoor/Outdoor Hydro-thermometer. This versatile thermometer simultaneously displays indoor temperature, relative humidity and outdoor temperature. Meter features selectable temperature units, Min/Max memory with reset and wall-mount or desktop options. Measures from -58°F to 158°F (-50 to 70°C). Complete with built-in stand, wall mounting bracket, remote outdoor sensor with 9.75ft (3m) cable and a 1.5V AAA battery.

• External temperature probe: -58 to 158°F (-50 to 70°C)
• Internal temperature sensor: 32 to 122°F (0 to 50°C)
• Internal humidity range: 20% to 99% RH
• Max/Min with reset function
• Complete with built-in stand, wall mounting bracket, remote outdoor sensor with 9.75ft (3m) cable, and a 1.5V AAA battery

Simultaneous display of Temperature and Humidity

The Big Digit Hygro-Thermometer simultaneously displays indoor and outdoor Temperature and Humidity. Measures Humidity from 10 to 99% RH and Temperature from 14 to 140°F or -10 to 60°C. Accuracy is ±5%RH and ±1.8°F/±1°C. A Max/Min with reset function stores and recalls high and low measurements for all 4 parameters. Complete with built-in stand, wall mounting bracket, outdoor sensor with 35 in. (89cm) cable, and 1.5-Volt AAA battery.

• Max/Min with reset function
• Humidity: 10 to 99% RH
• Temperature: 14 to 140°F or -10 to 60°C
• Accuracy: ±5%RH; ±1.8°F, ±1°C

9''x12'' Desktop or Wall-mount Alarm Clock with 5 languages

This large digit display clock is ideal for desktop or wall mount use. Measures Temperature and Humidity and has a Min/Max function. Calendar displays day, date, and month. Comes complete with desktop stand and 2 AA batteries.

• Large digit display clock ideal for desktop or wall mount
• Calendar displays day, date and month
• Measures Temperature and Humidity plus MIN/MAX function

1'' Digits on super large LCD

This Big Digit Hygro-Thermometer has 1 in. digits on a super large LCD. It simultaneously displays humidity from 10 to 99% and temperature from 14 to 140°F or -10 to 60°C. Accuracy is ±5%RH and ±1.8°F/±1°C. Maximum/minimum with reset function. Complete with stand, wall mounting bracket and 1 AAA battery.

• Max/Min with ''reset'' function
• Humidity: 10 to 99%RH
• Temp: 14 to 140°F or -10 to 60°C
• Accuracy: ±5%RH; ±1.8°F, ±1°C

Combines 3 displays for Time, Temperature, and Humidity

The 445702 combines 3 displays for Time, Temperature and Humidity. Clock displays 12/24 hour time. Maximum/minimum with reset function. Humidity: 10 to 85%. Temp: 14° to 140°F or -10 to 60°C. Accuracy: ±6%RH; ±1.8°F,±1°C. Complete with built-in tilt stand, wall mounting bracket and AAA battery.

• Clock displays 12/24 hour time
• Max/Min with ''reset'' function
• Humidity: 10 to 85%
• Temp: 14 to 140°F or -10 to 60°C
• Accuracy: ±6%RH; ±1.8°F, ±1°C

Wireless Multi-Channel Temperature/Humidity Transmitter for RH200W

Extech's RH200W-T is a wireless temperature/humidity transmitter for RH200W. You can connect up to 8 wireless transmitters to remotely measure temperature/humidity levels up to 98ft (30m) away. Ideal for multi-room environmental monitoring for restaurants, manufacturing facilities, offices, homes, greenhouses, and storage/archive buildings.

• Up to 8 transmitters can be wirelessly connected to RH200W base station
• Transmitter LED flashes to indicate normal operation
• Transmitters can be mounted up to 98ft (30m) from the base station
• Operates at 433MHz; FCC approved
• Complete with 2 AA batteries