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How to configure differential pressure for bidirectional scaling
Set the PXU sensor to Bidirectional mode by moving the jumper to BI, as described in the attached manual.
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How to deploy a data logger in turbulent water
See image for a quick deployment idea for an underwater logger, such as the HOBO Water Temp Pro v2 or the HOBO U24 Conductivity logger.
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Barometric Compensation Method
Barometric Compensation Method - Technical Details
This section presents the details of how the Pressure values are computed, and how Pressure and Temperature values
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Measure Direct Current with the HOBO RX3000 and the T-VER-H971 Transducer
To measure Direct Current using the HOBO RX3000 and the T-VER-H971 transducer, see attachment.
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HOBO U20 Stainless Steel Data Logger - sensor location
See attached diagram for sensor location in HOBO U20 stainless steel data loggers.
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HOBO UX120-017: Dry contact, channel voltage.
When the switch is closed, low voltage (0V) is detected. When the switch is open, a 100K pull-up resistor brings the processor input pin to 3.3V.
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HOBO MX110X buzzer decibel (dB) output
The buzzer decibel (dB) output of the HOBO MX1100 logger series is 65 dB to 75 dB, depending on battery level.
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Wiring Diagram - Monitoring Three- Phase Energy using the HOBO UX90-001 and the Wattnode kWh Transducer
Attached is a drawing that illustrates how to use a HOBO UX90-001 State Data Logger and a T-WNB-3D-480 3-phase kWh Transducer to monitor energy consumption on a three-phase circuit.
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