ELISTHERM ET3020.x7 heat and cold meter system includes a calorimetric counter, a pair of resistance sensors and an ultrasonic flow meter for large pipe dimensions up to DN1200 (48").
ET3020.7 system is delivered in configuration with calorimetrical counter, pair of temperature sensors Pt100 or Pt500 and SONOELIS SE401x.1, SE402x.1 ultrasonic flow meter.
Calculation of absolute heat is based on temperature measurement with a pair of temperature sensors Pt100 or Pt500 and flow measurement of heat and cooling water in the inlet and outlet piping, by ultrasonic flow meter SE401x.1, SE402x.1
The flow meter in the heat meter system can be used to measure heating water up to 150°C ( 302°F)
The measurement accuracy is equal to Class 2 according to the standard EN1434.
The calorimetric counter, temperature sensors and flow meter have the Type examination certificate and whole system is possible to use as a billing device.
Measurement values are displayed in calorimetric counter ET3020.x7 and can be transmitted through communication interface M-Bus to the master control system.
ELISTHERM ET3020.x7 cold meter has a mains supply, the calorimetric counter can be powered from a battery or from the mains.
The calorimetric counter of the ELISTHERM ET3020.x7 meter is labeled as IP54, and the flow meter SONOELIS SE401x.1, SE402x.1 as IP65. The flow meter is supplied in remote version.
For more information, system connecting scheme and wiring diagram check our product sheet.
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