CALEC® ST III Advanced

Multifunctional heat and cold calculator for applications in local & district heating, as well as in building technology

Products Application

  • Building technology
  • Calculators
  • Local / district heating

Products Medium

  • Thermal energy

Products Process

  • Measure and transmit

•   High-End Multifonctional Calculator
•   Precise energy measurement of all thermal applications in district heating or building technology
•   Enables smart metering: provides accurate meter measurements remotely
•   Bidirectional energy measurement: cooling and heating measurements in the same device
•   Plug-in calculator module
•   Multiple interfaces for building management systems: M-Bus, LON, Modbus, N2Open, BACnet MS/TP, KNX
•   Multiple interfaces for IoT Solution or radio readout: WM-Bus (OMS) or LoRaWAN
•   Full modularly expandable factory or on-site
•   Fluide substance data for water-glycol mixtures (pre-defined or on-demand)
•   Integrated power supply for flowmeters
•   Metrological approval according to 2014/32/EU (MID) and PTB K7.2 (cold, hot/cold combined)
•   Easy installation: plug and play

•   Compatible with all standard flow meters which use a pulse output
•   Plug-in computer module with LCD display
•   Power supply 110 / 240 VAC – 12W
•   For Pt100, Pt500, Pt1000 temperature sensors, 2- or 4-wire, Max. cable length 100 m (4-wire)
•   Medium temperature: 0°C to 200°C (-40°C to 180°C special heat transfer fluids)
•   Temperature difference 0K to 190K (approval 3K to 190K, 1K to 190K according to EN1434-4:2014)
•   20-bit resolution, typical +/- 0.005 K
•   Choice of display units
•   Data logger up to 500 records
•   Calculation cycle 1 s
•   24V or 3.6V power supply for flowmeter
•   2 Pulses inputs / Multiple Digital output possible
•   Up to 12 Analog outputs
•   Up to 6 simultaeous communication interfaces: M-Bus, LON, BACnet, ModBus, KNX, N2 •   Open, Wireless M-Bus (OMS), LoRaWAN
•   Different heat transfer media pre-programmed at the factory (option)
•   Metrological approval according to 2014/32/EU (MID) and PTB K 7.2

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