Humidity Indicators

RH30 Hygro-Thermometer with Humidity Alert by Extech

Extech's attractive Humidity Alert monitors temperature, humidity, and dew point, alerting users to mold hazard conditions with an audible alarm and bright red LED indicator when humidity exceeds preset values.

Features

• Large, easy-to-read triple LCD displays % Relative Humidity, Temperature and Dew Point
• Measurement ranges: - Humidity: 1 to 99%RH; - Temperature: 14 to 122°F (-10 to 50°C)
• Basic Accuracy of 4%RH (35% to 75%), ±5%RH (<35% or>75%), ±1.8°F/1°C
• Max/Min with Reset
• Beeper sounds and bright LED flashes when humidity level exceeds user preset (50, 60, or 65 %RH)
• Switchable °F or °C unit
• Desktop stand can be removed for wall mount use
• Dimensions: 3.7 x 3.7 x 0.9" (94 x 94 x 23mm); Weight: 4.8oz (136g)
• Complete with stand and 2 AA batteries

Applications

• Laboratories, R&D, clean rooms and bio-pharmaceutical manufacturing
• Museum, storage and document archive facilities
• Commercial, retail and residential sites prone to mold

44550 Pocket Humidity/Temperature Pen by Extech

Features

• Dual LCD for simultaneous display of Relative Humidity and Temperature
• Temperature is °C/°F switchable
• Built-in Humidity and Temperature sensors for convenient operation
• Pocket size for quick and reliable measurements at any location
• Max/Min memory functions for display of highest and lowest readings for both Temperature & Relative Humidity
• "Clear" function key to erase stored Max/Min readings to record new values
• Complete with pocket clip and one LR44 button battery

445702 Hygro-Thermometer Clock by Extech

Features

• Attractive design for desktop or wall mounting
• Three LCD displays of Time, Temperature and Humidity
• Max/Min memory with reset for Temperature and Humidity
• Switchable °C or °F temperature display
• 12/24 hour Clock with alarm function
• Complete with built-in tilt stand, wall mounting bracket and AAA battery

445703 Big Digit Hygro-Thermometer by Extech

Features

• 1" digits displayed on Large LCD (3.1 x 2.4"/80 x 62mm) provide simultaneous measurements of humidity and temperature
• Memory with reset function stores maximum and minimum measurements
• Measuring range: Temperature 14 to 140°F (-10 to 60°C); Humidity 10% to 99% RH
• Accurate to 5% RH, 1°C, and 1.8°F (@ 0 to 50°C/32 to 122°F)
• °C/°F switchable temperature measurements
• Low battery indication
• Dimensions: 4.3 x 3.9 x 0.78" (110 x 100 x 20mm)
• Weight 6oz (169g)
• Complete with built-in tilt stand, wall mounting bracket, and 1.5V AAA battery

Applications

• Use in factories, greenhouses and offices to maintain proper temperature and humidity conditions and to record extremes during the day.

445706 Hygro-Thermometer Alarm Clock by Extech

Features

• Large digit display clock ideal for desktop or wall mount
• Calendar displays day, date and month
• Audible alarm clock with snooze function (recommended use only for desk top mount)
• Measures Temperature and Humidity plus MIN/MAX function
• Complete with desktop stand and two AA batteries

445713 Big Digit Indoor/Outdoor Hygro-Thermometer by Extech

Features

• 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
• Dimensions: 4.3 x 3.9 x 0.78" (109 x 99 x 20mm)
• Weight: 6oz (169g)
• Complete with built-in stand, wall mounting bracket, outdoor sensor with 35" (89cm) cable, and 01.5V AAA battery

445715 Humidity Alert with Remote Probe by Extech

Features

• Max/Min with reset function
• Rear calibration adjustment pot
• Humidity: 10 to 99% RH
• Temperature: 14 to 140°F (-10 to 60°C)
• Optional RH calibration bottles
• Accuracy: ±4%RH; ±1°C/1.8°F
• Dimensions: 4.3 x 3.9 x 0.78" (109 x 99 x 20mm)
• Weight: 6oz (169g)
• Complete with built-in stand, mounting bracket, sensor, and 1 AAA battery; optional calibration salt bottles

445715 Humidity Alert with Remote Probe with NIST by Extech

Features

• Max/Min with reset function
• Rear calibration adjustment pot
• Humidity: 10 to 99% RH
• Temperature: 14 to 140°F (-10 to 60°C)
• Optional RH calibration bottles
• Accuracy: ±4%RH; ±1°C/1.8°F
• Dimensions: 4.3 x 3.9 x 0.78" (109 x 99 x 20mm)
• Weight: 6oz (169g)
• Complete with built-in stand, mounting bracket, sensor, and 1 AAA battery; optional calibration salt bottles

445715 Humidity Alert with Remote Probe with Limited NIST by Extech

Features

• Max/Min with reset function
• Rear calibration adjustment pot
• Humidity: 10 to 99% RH
• Temperature: 14 to 140°F (-10 to 60°C)
• Optional RH calibration bottles
• Accuracy: ±4%RH; ±1°C/1.8°F
• Dimensions: 4.3 x 3.9 x 0.78" (109 x 99 x 20mm)
• Weight: 6oz (169g)
• Complete with built-in stand, mounting bracket, sensor, and 1 AAA battery; optional calibration salt bottles

445814 Hygro-Thermometer Humidity Alert with Dew Point by Extech

Features

• Large, easy-to-read triple LCD displays % Relative Humidity, Temperature and Dew Point
• %RH audible and visual alarms, with adjustable set points, alert when humidity exceeds set limit
• Max/Min with Reset function
• Complete with built-in stand, wall mount bracket, and 2 AAA batteries

Applications

• In summertime, identifies and warns when conditions for mold growth exist
• In wintertime, identifies and warns when low humidity conditions for static electricity exist
• Air temperature and dew point temperature indicate where condensation may occur
• Monitor conditions in laboratories, storage areas and other controlled environment settings

445815 Hygro-Thermometer Humidity Alert with Dew Point by Extech

Features

• Large, easy-to-read triple LCD displays % Relative Humidity, Temperature and Dew Point
• %RH audible and visual alarms, with adjustable set points, alert when humidity exceeds set limit
• Probe clips onto meter or extends on 18" (457mm) cable
• Max/Min with Reset function
• Rear calibration adjustment pot for Humidity and Temperature (available with NIST certification and optional Calibration Standards)
• Complete with built-in stand, wall mount bracket, remote sensor and 2 AAA batteries; Optional calibration salt bottles Model RH300-CAL

Applications

• In summertime, identifies and warns when conditions for mold growth exist
• In wintertime, identifies and warns when low humidity conditions for static electricity exist
• Remote probe allows for measurements behind walls or in difficult to access locations
• Air temperature and dew point temperature indicate where condensation may occur
• Monitor conditions in laboratories, storage areas and other controlled environment settings
• Ideal solution when traceable ISO calibrations are required by operating standards

445815 Hygro-Thermometer Humidity Alert with Dew Point with NIST by Extech

Features

• Large, easy-to-read triple LCD displays % Relative Humidity, Temperature and Dew Point
• %RH audible and visual alarms, with adjustable set points, alert when humidity exceeds set limit
• Probe clips onto meter or extends on 18" (457mm) cable
• Max/Min with Reset function
• Rear calibration adjustment pot for Humidity and Temperature (available with NIST certification and optional Calibration Standards)
• Complete with built-in stand, wall mount bracket, remote sensor and 2 AAA batteries; Optional calibration salt bottles Model RH300-CAL

Applications

• In summertime, identifies and warns when conditions for mold growth exist
• In wintertime, identifies and warns when low humidity conditions for static electricity exist
• Remote probe allows for measurements behind walls or in difficult to access locations
• Air temperature and dew point temperature indicate where condensation may occur
• Monitor conditions in laboratories, storage areas and other controlled environment settings
• Ideal solution when traceable ISO calibrations are required by operating standards

445815 Hygro-Thermometer Humidity Alert with Dew Point with Limited NIST by Extech

Features

• Large, easy-to-read triple LCD displays % Relative Humidity, Temperature and Dew Point
• %RH audible and visual alarms, with adjustable set points, alert when humidity exceeds set limit
• Probe clips onto meter or extends on 18" (457mm) cable
• Max/Min with Reset function
• Rear calibration adjustment pot for Humidity and Temperature (available with NIST certification and optional Calibration Standards)
• Complete with built-in stand, wall mount bracket, remote sensor and 2 AAA batteries; Optional calibration salt bottles Model RH300-CAL

Applications

• In summertime, identifies and warns when conditions for mold growth exist
• In wintertime, identifies and warns when low humidity conditions for static electricity exist
• Remote probe allows for measurements behind walls or in difficult to access locations
• Air temperature and dew point temperature indicate where condensation may occur
• Monitor conditions in laboratories, storage areas and other controlled environment settings
• Ideal solution when traceable ISO calibrations are required by operating standards

CTH10 Radio-Controlled Wall Clock Hygro-Thermometer by Extech

Features

• Receives Time Code from NIST Radio Station WWVB (North American region)
• Large LCD displays Time, RH%, Temperature, Year, Month, Date, and Day
• Super large 4.3" (109mm) digit clock display can be viewed from 150 feet (45mm)
• Signal indicator displays signal strength in 3 levels to indicate successful synchronization
• Automatically adjusts for daylight savings time (DST)
• Alarm Clock
• Built-in stand for desktop or wall-mount
• Complete with built-in stand and four AA batteries

HW30 HeatWatch™ Humidity/Temperature Stopwatch by Extech

Features

• Programmable heat index alarm
• Displays temperature, humidity, and heat index
• Calendar mode displays day, date and time
• Stopwatch/chronograph mode with1/100 second resolution
• Fastest/Slowest/Average Lap recall
• 99 lap counter with 30 lap/split memory
• 10 hour countdown timer with audible beeper warning for the last 5 seconds
• 12 or 24 hour clock operation
• Complete with 39" (1m) lanyard and one 3V CR2032 battery

HW30 HeatWatch™ Humidity/Temperature Stopwatch with Limited NIST by Extech

Features

• Programmable heat index alarm
• Displays temperature, humidity, and heat index
• Calendar mode displays day, date and time
• Stopwatch/chronograph mode with1/100 second resolution
• Fastest/Slowest/Average Lap recall
• 99 lap counter with 30 lap/split memory
• 10 hour countdown timer with audible beeper warning for the last 5 seconds
• 12 or 24 hour clock operation
• Complete with 39" (1m) lanyard and one 3V CR2032 battery

RH300-CAL Humidity Calibration Kit by Extech

Features

• Bottles designed with small opening for snugged fit of the sensor
• Includes 33%RH and 75%RH calibration bottles

445713-TP Big Digit Indoor/Outdoor Hygro-Thermometer by Extech

Extech's Big Digit Hygro-Thermometer displays Indoor/Outdoor Temperatures and Indoor Humidity reading simultaneously. The slender remote probe can be placed through small openings to take outdoor temperature from -58 to 158°F (-50 to 70°C). This can also be used to monitor temperature differences in two areas close to each other with probe cable length being 9.75ft (3m). Unit can be set on a desk top with built-in stand or hung on a wall.

Features

• Temperature Ranges: External Probe -58 to 158°F (-50 to 70°C); Internal Sensor 32 to 122°F (0 to 50°C)
• Internal Relative Humidity Range: 20% to 99% RH
• Basic accuracy of ±1.8°F (±1.0°C), ± 5% RH
• Max/Min with "reset" function
• Dimensions: 4.3 x 3.9 x 0.78" (109 x 99 x 20mm)
• Weight: 6oz (169g)
• Complete with built-in stand, wall mounting bracket, outdoor sensor with 9.75ft (3m) cable, and a 1.5V AAA battery

CTH10A Digital Clock/Hygro-Thermometer by Extech

This attractive wall clock features an oversized 4.3" (109mm) digit time display that can be easily view from a longer distance than regular sized clocks. It receives Time Code from NIST Radio Station WWVB and it automatically adjusts year, date, day, hour, minute, second, and Daylight Savings Time. In addition, it also measures Temperature and Relative Humidity! Perfect for desktop or wall mount display.

Features

• Receives Time Code from NIST Radio Station WWVB (North American region) to maintain accuracy within 1 second (North America region)
• Signal indicator displays signal strength in 3 levels to indicate successful synchronization
• LCD displays Time, Relative Humidity, Temperature, Year, Month, Date, and Day
• Time can be displayed as 12 or 24 hour format
• Large 4.3" (109mm) digit clock display can be easily viewed from a distance
• Automatically adjusts for daylight savings time (DST)
• Programmable Alarm Clock with Snooze feature
• Built-in stand for desktop or wall-mount
• Complete with built-in stand and three C size batteries