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Trouble shooting
The product does not communicate over Modbus
• Make sure that the product is energized.
• Check the product's Modbus connection.
• Check the product's communication settings.
• Check that the product has the right and unique
Modbus address.
The product shows the incorrect/no air flow
• Make sure that the product is energized.
• Check that the motor's set size (Vnom) corresponds
with the physical size of the product, see "Use".
• Make sure that the product is installed according to the
recommended distance to disruptions, see "Installation".
• Check that there is an air flow in the system.
• Make sure that the product is correctly oriented in
terms of air direction. The air flow must follow the
instructions on the product.
• Check that the measuring tube is mounted correctly,
plus to plus (red), minus to minus (blue).
• Check that the measuring tubes are undamaged and
not creased.
• Check with the help of the K-factor and the pressure
difference between the red and blue measuring tubes
that the flow is within the product's measurement range.
The product does not regulate the air flow
• Make sure that the product is energized.
• Check that the product is connected correctly.
• Check that the product is not force controlled.
The product does not regulate on the desired air flow
• Check that the settings for Vmin and Vmax correspond
with the required regulation range.
• Check the electrical connection for the required function,
see the wiring diagram in the document "Description
of functions & wiring diagram".
Product does not exit test mode
• Check that the product is connected correctly, check
the "Y" signal and polarity on "G" and "G0". See
"Wiring diagram".
REACT Parasol Zenith c
11/07/2022 Swegon reserves the right to make design changes.
13
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