THE POWERFUL DATA LOGGER The Ser[LOG] collects your weather data (wind, precipitation, air temperature, relative humidity, air pressure and radiation) in a single place and provides real-time visualization. The Ser[LOG] Commander management app gives you maximum freedom to customize your measurement tasks.


  • Collect and process up to 60 measured values with Modbus RTU
  • Up to 32 Modbus TCP connections with sensors from other manufacturers
  • Alarm system for 10 warning channels using built-in and external relays (e-mail, SMS)
  • Extensive sensor library
  • Formulary and free formula parser
  • Interference-proof due to high-quality, shielded aluminium housing
  • User-friendly with free access to all connections and controls



16 bit ADC with up to 1024-ti mes oversampling • processing in 8-byte IEEE real format

Signal input

COM5 also available as SDI12 • 2 status inputs


2 potential-free, programmable relays • with max. 8 Modbus relays expandable to 10 relays


5 x RS 485 · 6 x RS 422 · 4 x RS 232 · USB-Device · USB-Host · Ethernet

Operating conditions

-30…+70 °C • 5...95 % r. h. (not condensing)

Supply voltage

10...30 VDC

Current consumption

from 34 mA (12 V) up to 200 mA (12 V) depending on configuration

Storage capacity

1 year in ring memory (8-byte IEEE real format) - configuration-independent

Data transfer

communication paths (see overview "Communication Ser[LOG]"; download on product page)


100 MBit • connector RJ45


135 x 135 x 72 mm


approx. 0.9 kg

EMC standards / Electrical safety

IEC 60945 • RS422 and RS485 up to 2.5 kV isolated • all interfaces with 15 kV ESD protection

Included in delivery

USB cable · Ser[LOG] Commander management app


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