Relative Humidity (RH) Data Loggers & Sensors

Onset offers a selection of relative humidity data logging solutions, from stand-alone RH data loggers to external RH sensors that plug into external channels. Whether your RH data-logging application is indoors or out, find the solution you need below.


Results: 1 to 16 of 19
  • MX1101

    Onset’s HOBO MX1101 data logger measures and transmits temperature and relative humidity data wirelessly to mobile devices via Bluetooth Smart technology.

    The self-contained wireless data logger, which works with Onset’s free HOBOmobile® app for logger setup and data management, enables you to access data anytime from mobile device for iOS or Android over a 100-foot range, and it requires no dedicated equipment beyond a mobile device for configuring the logger or reading out data.

    Using Onset’s free HOBOmobile® app, you can view data in graphs, check the operational status of loggers, configure alarm notifications, and share data files.

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    $135

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    MX1101 Data Logger

    Onset’s HOBO MX1101 data logger measures and transmits temperature and relative humidity data wirelessly to mobile devices via Bluetooth Smart technology.

    The self-contained wireless data logger, which works with Onset’s free HOBOmobile® app for logger setup and data management, enables you to access data anytime from mobile device for iOS or Android over a 100-foot range, and it requires no dedicated equipment beyond a mobile device for configuring the logger or reading out data.

    Using Onset’s free HOBOmobile® app, you can view data in graphs, check the operational status of loggers, configure alarm notifications, and share data files.


    $135
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    (this choice will apply to all existing MX1101 in your cartquote request)
  • UX100-003

    The HOBO UX100-003 Temperature/Relative Humidity data logger records temperature and relative humidity (within 3.5% accuracy) in indoor environments with its integrated sensors. The data logger is ideal for monitoring occupant comfort in office buildings, tracking food storage conditions in warehouses, logging temperature trends in server rooms, and measuring humidity levels in museums.

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    $89

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    UX100-003 Data Logger

    The HOBO UX100-003 Temperature/Relative Humidity data logger records temperature and relative humidity (within 3.5% accuracy) in indoor environments with its integrated sensors. The data logger is ideal for monitoring occupant comfort in office buildings, tracking food storage conditions in warehouses, logging temperature trends in server rooms, and measuring humidity levels in museums.


    $89
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    (this choice will apply to all existing UX100-003 in your cartquote request)
  • UX100-011

    The HOBO UX100-011 Temperature/Relative Humidity data logger records temperature and relative humidity (within 2.5% accuracy) in indoor environments with its integrated sensors. This data logger is ideal for monitoring occupant comfort in office buildings, tracking food storage conditions in warehouses, logging temperature trends in server rooms, and measuring humidity levels in museums.

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    $125

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    UX100-011 Data Logger

    The HOBO UX100-011 Temperature/Relative Humidity data logger records temperature and relative humidity (within 2.5% accuracy) in indoor environments with its integrated sensors. This data logger is ideal for monitoring occupant comfort in office buildings, tracking food storage conditions in warehouses, logging temperature trends in server rooms, and measuring humidity levels in museums.


    $125
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    (this choice will apply to all existing UX100-011 in your cartquote request)
  • UX100-023

    The HOBO UX100-023 External Temperature/Relative Humidity data logger records temperature and relative humidity in an indoor environment with its external sensor. Ideal for monitoring occupant comfort in office buildings, tracking food storage conditions in warehouses, logging temperature trends in server rooms, and measuring humidity levels in museums.

    Add Extended warranty for $18.90/unit?

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    (this choice will apply to all existing UX100-023 in your cartquote request)
    $189

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    UX100-023 Data Logger

    The HOBO UX100-023 External Temperature/Relative Humidity data logger records temperature and relative humidity in an indoor environment with its external sensor. Ideal for monitoring occupant comfort in office buildings, tracking food storage conditions in warehouses, logging temperature trends in server rooms, and measuring humidity levels in museums.


    $189
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    (this choice will apply to all existing UX100-023 in your cartquote request)
  • ZW-007

    The HOBO® ZW-007 is an easy-to-deploy, 4-channel wireless data node. It includes an external 2m temperature/relative humidity sensor probe, and features two additional analog ports. It wirelessly transmits data in real time, reducing the costs and inconvenience associated with manual data offload.

    Features:

    • Wirelessly transmits real-time data
    • Compact size for easy deployment wherever data is needed
    • Accepts a wide range of external energy and environmental sensors
    • Notifies you of alarm conditions via email or text messages
    • Onboard buffer memory helps prevent data loss
    • Powerful HOBOware® Pro software for organizing and viewing data (included with HOBO data receiver)

    A complete system requires at least one wireless HOBO data node, HOBO data receiver (ZW-RCVR), and HOBOware Pro software (included with ZW-RCVR). Depending on your system deployment, a HOBO data router (ZW-ROUTER) may be required.

    Add Extended warranty for $32.90/unit?

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    (this choice will apply to all existing ZW-007 in your cartquote request)
    $329

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    ZW-007

    The HOBO® ZW-007 is an easy-to-deploy, 4-channel wireless data node. It includes an external 2m temperature/relative humidity sensor probe, and features two additional analog ports. It wirelessly transmits data in real time, reducing the costs and inconvenience associated with manual data offload.

    Features:

    • Wirelessly transmits real-time data
    • Compact size for easy deployment wherever data is needed
    • Accepts a wide range of external energy and environmental sensors
    • Notifies you of alarm conditions via email or text messages
    • Onboard buffer memory helps prevent data loss
    • Powerful HOBOware® Pro software for organizing and viewing data (included with HOBO data receiver)

    A complete system requires at least one wireless HOBO data node, HOBO data receiver (ZW-RCVR), and HOBOware Pro software (included with ZW-RCVR). Depending on your system deployment, a HOBO data router (ZW-ROUTER) may be required.


    $329
    Add Extended warranty for $32.90/unit?

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    (this choice will apply to all existing ZW-007 in your cartquote request)
  • ZW-003

    The HOBO® ZW-003 is a two-channel wireless data node with an integrated temperature and relative humidity sensor. It wirelessly transmits data in real time, reducing the costs and inconvenience associated with manual data offload.

    Features:

    • Wirelessly transmits real-time temperature and relative humidity data
    • Compact size for easy deployment wherever data is needed
    • Notifies you of alarm conditions via email or text messages
    • Onboard buffer memory helps prevent data loss
    • Powerful HOBOware® Pro software for organizing and viewing data (included with HOBO data receiver)

    A complete system requires at least one wireless HOBO data node, HOBO data receiver (ZW-RCVR), and HOBOware Pro software (included with ZW-RCVR). Depending on your system deployment, a HOBO data router (ZW-ROUTER) may be required.

    Add Extended warranty for $27.40/unit?

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    (this choice will apply to all existing ZW-003 in your cartquote request)
    $274

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    ZW-003

    The HOBO® ZW-003 is a two-channel wireless data node with an integrated temperature and relative humidity sensor. It wirelessly transmits data in real time, reducing the costs and inconvenience associated with manual data offload.

    Features:

    • Wirelessly transmits real-time temperature and relative humidity data
    • Compact size for easy deployment wherever data is needed
    • Notifies you of alarm conditions via email or text messages
    • Onboard buffer memory helps prevent data loss
    • Powerful HOBOware® Pro software for organizing and viewing data (included with HOBO data receiver)

    A complete system requires at least one wireless HOBO data node, HOBO data receiver (ZW-RCVR), and HOBOware Pro software (included with ZW-RCVR). Depending on your system deployment, a HOBO data router (ZW-ROUTER) may be required.


    $274
    Add Extended warranty for $27.40/unit?

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    (this choice will apply to all existing ZW-003 in your cartquote request)
  • ZW-005

    The HOBO® ZW-005 is an easy-to-deploy, 4-channel wireless temperature/relative humidity data node. It includes an external 2m temperature/relative humidity sensor probe, and features one analog port, and one pulse input port. It wirelessly transmits data in real time, reducing the costs and inconvenience associated with manual data offload. For a CE compliant version of this product see the ZW-005-EU

    Features:

    • Wirelessly transmits real-time data
    • Compact size for easy deployment wherever data is needed
    • Accepts a wide range of external energy and environmental sensors
    • Notifies you of alarm conditions via email or text messages
    • Onboard buffer memory helps prevent data loss
    • Powerful HOBOware® Pro software for organizing and viewing data (included with HOBO data receiver)

    A complete system requires at least one wireless HOBO data node, HOBO data receiver (ZW-RCVR), and HOBOware Pro software (included with ZW-RCVR). Depending on your system deployment, a HOBO data router (ZW-ROUTER) may be required.

    Add Extended warranty for $32.90/unit?

    Yes No thanks

    (this choice will apply to all existing ZW-005 in your cartquote request)
    $329

    x
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    ZW-005

    The HOBO® ZW-005 is an easy-to-deploy, 4-channel wireless temperature/relative humidity data node. It includes an external 2m temperature/relative humidity sensor probe, and features one analog port, and one pulse input port. It wirelessly transmits data in real time, reducing the costs and inconvenience associated with manual data offload. For a CE compliant version of this product see the ZW-005-EU

    Features:

    • Wirelessly transmits real-time data
    • Compact size for easy deployment wherever data is needed
    • Accepts a wide range of external energy and environmental sensors
    • Notifies you of alarm conditions via email or text messages
    • Onboard buffer memory helps prevent data loss
    • Powerful HOBOware® Pro software for organizing and viewing data (included with HOBO data receiver)

    A complete system requires at least one wireless HOBO data node, HOBO data receiver (ZW-RCVR), and HOBOware Pro software (included with ZW-RCVR). Depending on your system deployment, a HOBO data router (ZW-ROUTER) may be required.


    $329
    Add Extended warranty for $32.90/unit?

    Yes No thanks

    (this choice will apply to all existing ZW-005 in your cartquote request)
  • U30-ETH

    The HOBO U30-ETH is a web-based, 15-channel data logging system for a broad range of energy and weather monitoring applications. The system transmits data to the web through an ethernet network connection for easy access from internet-enabled devices. In addition, alarms can be configured to generate text messages and emails when data goes out of range. 

    Key advantages:

    • Web-based data access via ethernet communications
    • Plug-and-play smart sensors enable rapid deployment
    • Double weatherproof, tamperproof enclosure for harsh environments
    • Alarm capabilities via text, e-mail
    • Optional analog inputs with sensor excitation
    • HOBOlink for viewing data and system configuration via the web
    • Scheduled data delivery from HOBOlink to email or FTP
    • Includes relay that can be activated on user-defined alarm conditions
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    U30-ETH Data Logger

    The HOBO U30-ETH is a web-based, 15-channel data logging system for a broad range of energy and weather monitoring applications. The system transmits data to the web through an ethernet network connection for easy access from internet-enabled devices. In addition, alarms can be configured to generate text messages and emails when data goes out of range. 

    Key advantages:

    • Web-based data access via ethernet communications
    • Plug-and-play smart sensors enable rapid deployment
    • Double weatherproof, tamperproof enclosure for harsh environments
    • Alarm capabilities via text, e-mail
    • Optional analog inputs with sensor excitation
    • HOBOlink for viewing data and system configuration via the web
    • Scheduled data delivery from HOBOlink to email or FTP
    • Includes relay that can be activated on user-defined alarm conditions


    Starting at $694

    Need Help?
    Call 1-800-564-4377 or Chat Live Now.


  • U30-GSM

    The HOBO Cellular-U30 is a web-based, 15-channel data logging system for a broad range of energy and weather monitoring applications. The system transmits data to the web via cellular communications for easy access from internet-enabled devices. In addition, alarms can be configured to generate text messages and emails when data goes out of range. 

    Key advantages:

    • Web-based energy and environmental monitoring
    • Electronics are housed in an industrial-grade, tamperproof enclosure
    • Setup is quick and easy with plug-and-play sensors
    • Measures a wide range of energy and environmental parameters
    • Cellular, Wi-Fi, Ethernet, direct USB options available
    • Optional analog inputs with configurable sensor power

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    U30-GSM Data Logger

    The HOBO Cellular-U30 is a web-based, 15-channel data logging system for a broad range of energy and weather monitoring applications. The system transmits data to the web via cellular communications for easy access from internet-enabled devices. In addition, alarms can be configured to generate text messages and emails when data goes out of range. 

    Key advantages:

    • Web-based energy and environmental monitoring
    • Electronics are housed in an industrial-grade, tamperproof enclosure
    • Setup is quick and easy with plug-and-play sensors
    • Measures a wide range of energy and environmental parameters
    • Cellular, Wi-Fi, Ethernet, direct USB options available
    • Optional analog inputs with configurable sensor power


    Starting at $850

    Need Help?
    Call 1-800-564-4377 or Chat Live Now.


  • U30-WIF

    The HOBO U30-WIF is a web-based, 15-channel data logging system for a broad range of energy and weather monitoring applications. The system transmits data to the web via WiFi communications for easy access from internet-enabled devices. In addition, alarms can be configured to generate text messages and emails when data goes out of range. 

    Key advantages:

    • Web-based data access via Wi-Fi communications
    • Plug-and-play smart sensors enable rapid deployment
    • Double weatherproof, tamperproof enclosure for harsh environments
    • Alarm capabilities via text, e-mail
    • Optional analog inputs with sensor excitation
    • HOBOlink for viewing data and system configuration via the web
    • Scheduled data delivery from HOBOlink to email or FTP
    • Includes relay that can be activated on user-defined alarm conditions
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    U30-WIF Data Logger

    The HOBO U30-WIF is a web-based, 15-channel data logging system for a broad range of energy and weather monitoring applications. The system transmits data to the web via WiFi communications for easy access from internet-enabled devices. In addition, alarms can be configured to generate text messages and emails when data goes out of range. 

    Key advantages:

    • Web-based data access via Wi-Fi communications
    • Plug-and-play smart sensors enable rapid deployment
    • Double weatherproof, tamperproof enclosure for harsh environments
    • Alarm capabilities via text, e-mail
    • Optional analog inputs with sensor excitation
    • HOBOlink for viewing data and system configuration via the web
    • Scheduled data delivery from HOBOlink to email or FTP
    • Includes relay that can be activated on user-defined alarm conditions


    Starting at $789

    Need Help?
    Call 1-800-564-4377 or Chat Live Now.


  • U30-NRC

    This rugged weather station is Onset’s most durable outdoor environmental monitoring solution. Users can easily configure the HOBO U30-NRC Weather Station to fit their application needs. Use up to 15 channels to collect environmental data and then upload to HOBOware® Pro software for expert analysis.

    Key advantages:

    • All electronics are housed within a rugged double-weatherproof, tamper-proof enclosure
    • Setup is quick and easy with plug-and-play sensors
    • Fast data offload via USB
    • Optional analog inputs with sensor excitation
    • Includes relay that can be activated on user-defined alarm conditions
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    U30-NRC Data Logger

    This rugged weather station is Onset’s most durable outdoor environmental monitoring solution. Users can easily configure the HOBO U30-NRC Weather Station to fit their application needs. Use up to 15 channels to collect environmental data and then upload to HOBOware® Pro software for expert analysis.

    Key advantages:

    • All electronics are housed within a rugged double-weatherproof, tamper-proof enclosure
    • Setup is quick and easy with plug-and-play sensors
    • Fast data offload via USB
    • Optional analog inputs with sensor excitation
    • Includes relay that can be activated on user-defined alarm conditions


    Build to order. Call for lead time. 1-866-277-7158

    Starting at $418

    Need Help?
    Call 1-800-564-4377 or Chat Live Now.


  • U14-002

    The HOBO U14 LCD External Temperature/Relative Humidity Data Logger displays and records temperature and humidity conditions. It is well-suited for use in manufacturing, processing, and storage environments where reliable monitoring and documentation of specific temperature/relative humidity conditions are critical. Data is offloaded via USB to a PC or Mac computer. An alarm display and built-in relay for use with Onset's Remote Alarm and/or Autodialer accessories assure timely notification of alarm conditions.

    NOTE: The U14-002 requires the use of external temperature and relative humidity sensors. Sensor options can be found under the Compatible Items tab below.

     

    Add Extended warranty for $18.60/unit?

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    (this choice will apply to all existing U14-002 in your cartquote request)
    $186

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    U14-002 Data Logger

    The HOBO U14 LCD External Temperature/Relative Humidity Data Logger displays and records temperature and humidity conditions. It is well-suited for use in manufacturing, processing, and storage environments where reliable monitoring and documentation of specific temperature/relative humidity conditions are critical. Data is offloaded via USB to a PC or Mac computer. An alarm display and built-in relay for use with Onset's Remote Alarm and/or Autodialer accessories assure timely notification of alarm conditions.

    NOTE: The U14-002 requires the use of external temperature and relative humidity sensors. Sensor options can be found under the Compatible Items tab below.

     


    $186
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    (this choice will apply to all existing U14-002 in your cartquote request)
  • U14-001

    HOBO U14 data loggers display, record, and provide alarm notifications of temperature and humidity conditions. Receive out-of-range alarms notifications with the optional Auto Dialer or Remote Audible Alarm. These loggers are well-suited for use in manufacturing, processing, and storage environments  where reliable monitoring and documentation of temperature and relative humidity conditions is critical.

    Add Extended warranty for $23.00/unit?

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    (this choice will apply to all existing U14-001 in your cartquote request)
    $230

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    U14-001 Data Logger

    HOBO U14 data loggers display, record, and provide alarm notifications of temperature and humidity conditions. Receive out-of-range alarms notifications with the optional Auto Dialer or Remote Audible Alarm. These loggers are well-suited for use in manufacturing, processing, and storage environments  where reliable monitoring and documentation of temperature and relative humidity conditions is critical.


    $230
    Add Extended warranty for $23.00/unit?

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    (this choice will apply to all existing U14-001 in your cartquote request)
  • U23-001

    Optical Interface for data transferThe HOBO Pro v2 Temperature/Relative Humidity data logger is a weatherproof data logger with built-in temperature and relative humidity sensors. The Relative Humidity sensor provides superior durability in humid environments and is user replaceable.

    Features:

    Add Extended warranty for $17.00/unit?

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    (this choice will apply to all existing U23-001 in your cartquote request)
    $170

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    U23-001 Data Logger

    Optical Interface for data transferThe HOBO Pro v2 Temperature/Relative Humidity data logger is a weatherproof data logger with built-in temperature and relative humidity sensors. The Relative Humidity sensor provides superior durability in humid environments and is user replaceable.

    Features:


    $170
    Add Extended warranty for $17.00/unit?

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    (this choice will apply to all existing U23-001 in your cartquote request)
  • H22-001

    Monitor energy and industrial equipment with this 15-channel data logger. With multiple channels, energy and facility managers can quickly and easily detect and address a variety of issues relating to HVAC, machinery, and other systems.  The HOBO Energy Data Logger is modular and more economic than its alternatives because a toolbox full of data loggers is not necessary.

    Deploy this product with a variety of pre-defined plug-and-play smart sensors to create a robust monitoring system. Compatible with HOBOware® software, researchers can conduct effective data analysis in minutes.

    Features:

    • Onset's most flexible data logger records up to 15 channels of over a dozen measurements
    • Provides 12v excitation for third-party sensors
    • Pre-configured smart sensors get you started fast
    • Signal conditioning modules retain configurations until you change them, providing plug-and-play convenience for commonly used sensors
    • Flexible power options include battery operation for AC power adapter
    Add Extended warranty for $36.40/unit?

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    (this choice will apply to all existing H22-001 in your cartquote request)
    $364

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    H22-001 Data Logger

    Monitor energy and industrial equipment with this 15-channel data logger. With multiple channels, energy and facility managers can quickly and easily detect and address a variety of issues relating to HVAC, machinery, and other systems.  The HOBO Energy Data Logger is modular and more economic than its alternatives because a toolbox full of data loggers is not necessary.

    Deploy this product with a variety of pre-defined plug-and-play smart sensors to create a robust monitoring system. Compatible with HOBOware® software, researchers can conduct effective data analysis in minutes.

    Features:

    • Onset's most flexible data logger records up to 15 channels of over a dozen measurements
    • Provides 12v excitation for third-party sensors
    • Pre-configured smart sensors get you started fast
    • Signal conditioning modules retain configurations until you change them, providing plug-and-play convenience for commonly used sensors
    • Flexible power options include battery operation for AC power adapter


    $364
    Add Extended warranty for $36.40/unit?

    Yes No thanks

    (this choice will apply to all existing H22-001 in your cartquote request)
  • U23-002

    Optical Interface for data transferThe HOBO Pro v2 External Temperature/Relative Humidity Data Logger is a weatherproof data logger with an external Temperature and Relative Humidity sensor on a 6-foot cable for fast sensor response and deployment in tight spaces. The Relative Humidity sensor features fast response and superior durability in humid environments, and is user-replaceable.

    Features:

    • Pro v2 sensor mount in solar radiation shieldWeatherproof housing for use in outdoor or condensing environments
    • High accuracy
    • Replaceable Relative Humidity sensor provides fast response and superior recovery from condensing conditions
    • Small-diameter external sensor versions for measurements in tight spaces
    • Optic USB interface for fast and reliable download
    Add Extended warranty for $19.90/unit?

    Yes No thanks

    (this choice will apply to all existing U23-002 in your cartquote request)
    $199

    x
    Full Product Details
    U23-002 Data Logger

    Optical Interface for data transferThe HOBO Pro v2 External Temperature/Relative Humidity Data Logger is a weatherproof data logger with an external Temperature and Relative Humidity sensor on a 6-foot cable for fast sensor response and deployment in tight spaces. The Relative Humidity sensor features fast response and superior durability in humid environments, and is user-replaceable.

    Features:

    • Pro v2 sensor mount in solar radiation shieldWeatherproof housing for use in outdoor or condensing environments
    • High accuracy
    • Replaceable Relative Humidity sensor provides fast response and superior recovery from condensing conditions
    • Small-diameter external sensor versions for measurements in tight spaces
    • Optic USB interface for fast and reliable download


    $199
    Add Extended warranty for $19.90/unit?

    Yes No thanks

    (this choice will apply to all existing U23-002 in your cartquote request)

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