Qalcosonic Heat 1

  • Flow Rate Sensor
    0.6 / 1.0 /1.5 /2.5 / 3.5 / 6.0 /10 /15 [m³/h]
  • LCD-Display​
  • Protection class [IP]​
  • Nominal pressure [bar]​
    PN16/25 bar
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The device is designed for commercial metering of the heating and cooling energy when the heat transfer medium is water; it is used in the district heating facilities (in residential buildings, companies and institutions, heat supply facilities, etc.


Heating and cooling energy is stored in separate registers.

Possibility to use rate tariffs.

Programmable dates for annual and monthly reports.

Registration of maximal monthly parameter value, etc.

Provided with remote data transfer modules with M-Bus, CL or wireless radio link interfaces.

General Specification
Qp (m3/h) 0.6 / 1.0 /1.5 /2.5 / 3.5 / 6.0 /10 /15
R qp/qi [m³/h]  100/250
Medium Temp. (operating temperature) 0.1 to 130°C
LCD-Display  8 Digit
Protection class [IP] 

IP65 - Calculator

IP 67/68 - Flow sensor

Ambient class  Class B / EN 14 154
Ambient temperature +5 °C...+55 °C
Installation position  All installation positions (vertical, horizontal, rising pipe, down pipe)
Nominal pressure [bar]  PN16/25 bar
Pressure loss  0.63 / (0.25) bar
Flow sensor cable length 1,2m (2,5m or 5 m – special order)
Temperature sensor 2 Wire
Battery lifetime  >12 Years
Mounting of calculator  Mounting on standard DIN-rail


Energy Metering/Billing