Hydrocal M3 User Manual v1.8
ENG - 6
TEMPERATURE SENSORS INSTALLATION
The heat meter is equipped with two PT1000 temperature sensors in accordance with the MID
2004/22/CE and EN1434 approvals.
For a proper installation, always proceed in accordance with the guidelines prescribed by law.
In the standard version (return pipe mounting position), the return sensor is already built into the brass
body. The inlet sensor instead, must be installed in a ball valve or in a socket mounted in the inlet pipe
and compliant with the requirements of the sensor itself.
Vice versa, the version for installation on the inlet pipe the temperature probe inserted on the brass
body correspond to the inlet pipe probe, and the return probe will required to be installed into a valve
or socket into the outlet pipe.
Before the installation of the temperature sensor, it is necessary to intercept the flow (close the ball
valve or the appropriate shutters).
INSTALLATION IN A SOCKET
For this kind of installation, first of all it is necessary to screw the socket in the pipe [1]. Then, insert the
temperature sensor [2] and tighten the screw [3].
