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Installation & User Guide
SonoSensor 30
Inlet/outlet conditions
SonoSensor 30 sizes from DN15 to DN50 don't need any calming sections before and after the flow sensor.
In order to maximize performance for sizes DN65, DN80 and DN100 it is necessary to have straight inlet
and outlet flow conditions 5xDN before and 3xDN after the flow sensor.
5 x DN
3 x DN
flow
2.3 Mounting of electronic unit
Direct mounting on ultrasonic flow sensor housing, turning every 90 ° C (only when the temperature of
the flow does not exceed 90 ° C)
a) On the flow sensor with a thread connection
b) On the flow sensor with flange connection
Wall mounting:
min 2
Mounting on standard DIN-rail:
Important: It is forbidden to attach the electronic unit directly to the wall if there is a risk that on the wall can be
condensed humidity or temperature of a surface of a wall can fall lower than 5°C. In this case, it is recommended
to mount the calculator on the wall with an air gap not less than 5 cm.
AN271156466186en-010201
© Danfoss | Energy Meters | 2020.11 | 5
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