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Sample Data - HOBO U12-012 Temp, RH, Light, and CO2

Attached is a screenshot of a HOBO U12-012 Temp/RH/Light/External Input data file with the Telaire 7001 CO2 sensor connected to the external input.

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Cellular (GSM) Amplifier/Repeater/Extender

Below is a link to a cellular signal amplifier/repeater that may help improve mobile phone signal strength for HOBO RX3000 3G systems.

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What does "SI Units" stand for in HOBOware/HOBOlink/HOBOmobile?

SI is the abbreviation for the Système International d'Unités, the modernized version of the metric system that the United States and other nations have agreed to use.

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Telaire 7001 Manufacturers Manual

Attached please find the manufacturer's manual that is shipped with each Telaire 7001 CO2 Sensor

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ACT Evaluation Report on the HOBO U26 DO Logger

The HOBO U26 Dissolved Oxygen logger has been part of a multi-year evaluation of DO loggers and sensors by the Alliance for Coastal Technologies (ACT), and the results have just been published onli

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Wiring Diagram - HOBO RX3000 - Wiring Analog Sensors to the RXMOD-A1 Module

Attached is a diagram that shows how to connect sensors to the optional 4-channel RXMOD-A1 analog input module.

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ZW (Zigbee 802.15.4) Radio Channels vs WiFi (802.11)

Attached is a drawing that depicts IEEE802.11 (WiFi) radio channels vs IEEE802.15.4 radio channels

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HOBO UX120-006M Input Impedance

To a DC signal, the input resistance is extremely high. The input signal is buffered by an operational amplifier buffer circuit with typically 1013 ohms resistance.

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Internal Thermistor Location in Pendant Loggers (UA-00x)

Attached is a drawing that shows where the internal thermistor is located in the HOBO UA-001-08/64, the UA-002-08/64, and the UA-003-64.

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