Datalogger ProData 2 - Janitza

Datalogger ProData | Janitza

Insight into your electricity, water, gas or heat consumption via Ethernet? Or simply retrieve status and error messages? With the compact ProData II data logger from Janitza, it is possible to easily retrieve, log and analyze consumption data, operating hours and status messages.

Modbus Ethernet gateway function

Because the ProData II is also equipped with a Modbus Ethernet gateway function, serial Modbus Slaves can be read in via the Ethernet port of the Pro-Data.


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Characteristics data logger ProData II

  • 15 digital / pulse inputs
  • LED status indication for each input
  • 3 digital outputs, switchable via Modbus or weekly calendar
  • Temperature measurement input, PT100, PT1000
  • Ethernet connection (Modbus TCP, NTP….)
  • RS485 (Modbus RTU, Slave, up to 115 kbps)
  • 32Mb Flash memory
  • Clock and battery backup function
  • 64 weekly timers
  • Limit value monitoring
  • Modbus Ethernet Gateway function
  • Storage of minimum and maximum values ​​with date-time stamp
  • Configurable memory, readable via RS485 and Ethernet


  • Part of ISO 50001 Energy Management Systems
  • Integration of pulse meters
  • Non-binding electric consumption meters
  • Reading in status messages
  • Generating alarms
  • Ethernet

The internal ProData clock

  • Precise clock for date-time stamps on events and ring buffer
  • When the power fails, the internal clock continues due to the battery backup
  • The battery is easy to change

Strong reduction of assembly and commissioning costs

  • Universal power supply of 20-250VAC and 20-30VDC
  • Auto-Baud recognition of the communication port
  • Plug clamps
  • Easy to set up Modbus addressing