HOBO MX800 Series Multi-Parameter Water Data Loggers (Conductivity/Salinity, Depth, Temperature (CT/CTD) & Dissolved Oxygen)
Highly versatile, modular multiparameter loggers that integrate sensors (purchased separately) for measuring water conductivity/salinity, depth, temperature (CTD/CT), and dissolved oxygen
Buying in bulk, or need a compatible sensor?
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Overview
HOBO MX800 Series multiparameter wireless data loggers work with interchangeable sensors to provide a highly configurable solution for monitoring water conductivity/salinity, temperature, depth, and dissolved oxygen (coming soon). Available in both an easy-to-deploy, fully submersible model (MX801) and a direct read model (MX802) for convenient data offload that doesn’t require having to remove sensors from the water.
Key Features
- Compatible with interchangeable Conductivity, CTD (conductivity/temperature/depth), and DO sensors (sold separately) - swap out sensors for different applications
- Bluetooth, for easy logger configuration and data offload
- Easy to deploy, fully submersible (MX801)
- Direct read for convenient data offload (MX802)
- Logger diameter is less than 2 inches
- Faster data offload via Bluetooth 5.0
- Water detect feature indicates when logger was out of the water (MX801)
- Barometric pressure sensor included (MX802)
- Connect two sensors to one logger to get measurements like salinity adjusted DO directly, with no need for post-processing
- Guided calibration ensures accurate data
- User-replaceable batteries.
Requires the free HOBOconnect mobile app (available from iTunes and Google Play).
Pre-assembled Logger & Sensor Options
For your convenience, the MX801 multi-parameter data logger is available for purchase in the pre-assembled logger and sensor configurations below:
| Country of Manufacture | United States |
|---|---|
| Explanation | MX801 and MX802
Barometric Pressure (MX802 only)
MX801 & MX802 Specifications continued
* Pressure Accuracy: Absolute pressure sensor accuracy includes all sensor drift, temperature, and hysteresis-induced errors.
** Changes in Temperature: Allow 20 minutes in water to achieve full temperature compensation of the pressure sensor. There can be up to 0.5% of additional error due to rapid temperature changes. ***Water Level Accuracy: With accurate reference water level measurement, known water density, and a stable temperature environment. System Water Level Accuracy equals the sum of the Barometric Water Level Accuracy plus the selected CTD sensor Water Level Accuracy. |
| Contents |
|
| Ideal For | Professional |
| Brand | HOBO |
| Typical applications | Environmental (Outdoor), Field Research, Water Quality |
| Measurements | Barometric Pressure, Conductivity, Dissolved Oxygen, Salinity, Water Level, Water Temperature |
Standard delivery (Royal Mail) - £3.95 to £4.99
Available for purchases under £200. Your order should be with you within 4-5 working days.
Tracked delivery - £5.95 to £6.50
Our tracked delivery is either Royal Mail tracked, Parcelforce or UPS. Your order should be with you within 1-2 working days.
Next Day service - £9.95
Place your order before 2:30pm Monday - Friday and receive your order the next working day (excludes Saturdays, Sundays and Public holidays). Orders placed at the weekend are shipped on the next working day and usually arrive the following day. Goods shipped on a next working day service may be subject to delays by the courier which are outside of our control. Services to outlying areas may differ and take longer and enhanced services may not be available.
International delivery is available for this product. The cost and delivery time depend on country.
Collection
You can collect from our warehouse. Please call before visiting to ensure we have your order ready.
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HOBO MX2001 Bluetooth (BLE) Water Level & Temperature Data Logger£1,127.95 £939.96 -
HOBO Dissolved Oxygen Sensor for MX800 Series Water Loggers£1,497.95 £1,248.29 -
HOBO W-ADAPT-2 2-Sensor Adaptor for MX800 Data Loggers£414.95 £345.79 -
HOUSING-1 Protective Housing for MX801 Loggers£142.96 £119.13 -
Plug for Unused MX800 Logger Sensor Inputs£27.95 £23.29





