HD33MT.4 weather station data logger with 4G connectivity

A powerful weather station data logger supporting 4G connectivity, digital MODBUS-RTU input, and 4 analog input channels.

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Product Description

HD33MT.4 is a weather station logger supporting 4G connectivity. The data can be automatically uploaded to a cloud server or a FTP server. It also supports SMS/email alarms and remote control by SMS commands (a local 4G plan subscription is required).

HD33MT.4 is equipped with the following inputs/outputs:

  • 4 analog independently configurable inputs (0…50 mV, -50…50 mV, 0…1 V, 0…10 V, 0…20 mA or 4…20 mA, Pt100, Pt1000, thermocouple, potentiometer, pyrgeometer).
  • 2 voltage-free counting contact inputs (e.g. a tipping bucket rain gauge and a cup anemometer can be connected).
  • One RS485 port with Modbus-RTU protocol, configurable as “Master” or “Slave”.
  • One SDI-12 “Master” port compatible with version 1.3 of SDI-12 protocol.
  • 2 voltage-free contact alarm outputs

HD33MT.4 can be supplied with a built-in 3.4Ah lead acid battery. A solar charger is included and the battery can be charged by a solar panel.

Shown below are some installations of HD33MT.4:

Additional information

Power supplyOptional 3.4 Ah Lead Acid battery (charged by a solar panel or 18-30 VDC)
Input4 analog input channels, 2 contact input channels, MODBUS-RTU and SDI-12