Sommer Messtechnik

Data Logger MRL-7

Features :

  • Weatherproof logger with integrated remote data transmission using 2G / 3G / 4G modem.
  • Reliable and energy-saving: optimised to collect environmental monitoring data in remote areas without any infrastructure.
  • Logger can be operated fully independently (with batteries or solar module), integrated solar charge controller, protection IP 67.
  • Ideal integration and compatibility with complete SOMMER sensor family as well as popular sensor technology products.
  • Backlit display for easy data reading and logger parameterisation.
  • Parameterisation via RS-232 and Bluetooth.
  • Data readout with USB memory stick or Bluetooth-interface.
  • Minimum energy demand; integrated solar charge controller.
  • Solid, compact, and weatherproof aluminium box (powder coated).
SKU: SMT-MRL-7-Data Logger Category: Tags: , , , , , ,

Specifications :

General
  • Dimensions MRL-7: 180 x 150 x 60 mm | MRL-7B (with integrated battery): 180 x 150 x 60 mm (W x H x D).
  • Housing aluminium box, powder coated.
  • Protection IP 67.
  • Power supply
    • internal battery (MRL-7B): gel battery, 12 V 4 Ah.
    • external battery: max 12 V / 50 Ah.
    • external power supply: 6 … 30 V DC.
    • integrated solar charge controller for solar panel with max 40 W / 12 V.
  • Sensor supply 5 /100 mA or 12 V / 200 mA.
  • Reference voltage 2.5 V for potentiometer (max. 4 mA).
  • Display LCD unit with digital contrast setting, 2 x 16 characters; LED background illumination with splash water proof cover and extended temperature range.
  • Keypad 5 keys for reading current measurement values and observer confirmations/inputs.
  • Number of channels up to 99.
  • Memory (internal) 4 MB failure-resistant flash memory (equivalent to approx. 500,000 measurement values).
  • Operating temperature -35 °C … +60 °C (storage temperature: -35 °C … +60 °C).
  • Installation easy installation; attaching to walls without extra housing.
  • Functions date values, intensity, maximum, aggregate values, mean values etc.
  • Deep discharge protection for logger and for MRL-7 supplied sensors.
Interfaces
  • Inputs
    • 4 x analogue 0 … 2.5 V (thereof 1 x PT-100 4-wire connection, 1 x NTC, 1 x 0 … 0.3 V).
    • 2 x counters (thereof 1 x impulse, 1 x shaft encoder up and down).
    • 1 x frequency input for wind speed and wind gust.
    • 1 x potentiometer input for wind direction (replaces 1 x counter).
  • Digital sensor interfaces 1 x RS 485 (SOMMER-Bus / ASCII protocols), 1 x RS-485 for web cam, 1 x SDI-12 interface.
  • User Interface 1 x communication interface: RS-232: transfer rete 9.6 to 115 kBd, 1 x USB host (only for data readout of data on USB flash drive), 1 x Bluetooth.
  • Output (digital resp. analogue) 4 x outputs (thereof 3 x switching outputs for alarm management).
Data transmission
  • Modem integrated remote data transmission with 2G, 3G or 4G modem.
  • Target server up to three target servers (http / ftp) simultaneously.
  • Further characteristics
    • Independent transmission intervals possible.
    • IP call activation for remote servicing (permanent or limited over time); fixed IP.
    • Time synchronisation via NTP (Network Time Protocol).
  • GPS (optionally) GPS for location detection.

Catalog : PDF

Brand

Sommer Messtechnik

Sommer Messtechnik

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