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REACT Ma
Instructions for Use

Symbol key

Symbols on the machine.
This product complies
with applicable EU directives
Symbols in this user manual
Warning/Caution!

Application area

The product is a measurement unit designed for comfort
ventilation indoors. The product is used to measure supply and
extract air flow in ventilation ducts.
The product may not be used for anything other than its
intended use.

General

Read through the entire instructions for use before you
install/use the product and save the instructions for future
reference. It is not permissible to make changes or modify
this product other than those specified in this document.
The packaging contains the following
items:
1 x REACT M
1 x Instructions for use

Protective equipment

Always use appropriate personal protective equipment
for the work in question, in the form of gloves, respira-
tors and protective glasses during handling, installation,
cleaning and service/maintenance.

Electrical safety

Permitted voltage, see "Electrical data". It is not permissible
to insert foreign objects into the product's contactor
Connections or the electronics's ventilation openings; risk
for short circuiting.
24 V isolation transformer to be connected should comply with
the provisions of IEC 61558-1.
Cable sizing must be carried out for cabling between the product
and the power supply source.
Disconnect the power supply when working on products that
are not required to run in production.
Always follow the local/national rules for who shall be permitted
to carry out this type of electrical installation.
The document was originally written in Swedish

Handling

• Always use appropriate transport and lifting devices when the
product is to be handled to reduce ergonomic loads.
• The product must be handled with care.
• It is not permissible to carry the product by the measuring
tube.

Installation

• Moist, cold and aggressive environments must be avoided.
• Avoid installing the product near a heat source.
• Assemble the product according to applicable industry
regulations.
• Install the product so that it is not accessible by unauthorized
persons, for example above a suspended ceiling.
• Install the product for easy access during service/maintenance.
• Supplement the duct system with a cleaning hatch in the
vicinity of the product to facilitate cleaning.
• If the product is mounted above a fixed ceiling, the inspection
hatch must be located so that the product is accessible for
inspection.
• If the product is mounted so that it is possible to gain access
to the inside of the product, it must be supplemented with
appropriate protection, for example, a ventilation unit.
• If the product is mounted in cold areas, the whole product
must be insulated on the outside against condensation.
• For installation, the accessory FSR is recommended.
• The product can be installed position-independent.
• It is recommended to mount the product so that the
product's display is visible.
• The product must be laid down prior to installation so that it
cannot fall over.
• Check to make sure that the product does not have any
visible defects.
• Check that the product is properly secured after it has been
installed.
• Use the product's eyes to secure the cables with cable ties.
• Check that all cables are properly secured in place after
installation.
• Check that the actuator/controller is properly mounted in
place.
20201117
Art. 1546067

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Summary of Contents for Swegon REACT Ma

  • Page 1 REACT Ma Instructions for Use 20201117 Art. 1546067 Symbol key Handling • Always use appropriate transport and lifting devices when the Symbols on the machine. product is to be handled to reduce ergonomic loads. This product complies • The product must be handled with care.
  • Page 2 • In unfavourable conditions before or with disruption, the product’s tolerances cannot be guaranteed. • Instructions for Use are supplied with the product on delivery, but can also be downloaded from www.swegon.com. Installation – circular version • Installation is position dependent.
  • Page 3 1200 x 700 1446 5207 11435 41168 1400 x 700 11.0 1688 6075 13341 48029 Vnom at 250 Pa in pressure reading. Figure 7. Dimensions, REACT M rectangular. Installed according to the instructions 20201117 Swegon reserves the right to alter specifications.
  • Page 4 Modbus, see next page. Mode Mode Vmax Vmax T T est Vnom Vnom Vnom Flow Flow Test • Used for factory configuration. m /h Vmin Vmin Mode Mode Vmax Vmax T T est Swegon reserves the right to alter specifications. 20201117...
  • Page 5 None 19200 Even 19200 38400 None 38400 Even 38400 1200 None 2400 None 4800 None 9600 None 19200 None 38400 None Limited data length per reading of max. 8 addresses Default setting 20201117 Swegon reserves the right to alter specifications.
  • Page 6 (1) the product is repaired, modified or changed, unless such repair, modification or change has been approved by Swegon AB; or (2) the serial number on the product has been made illegible or is missing.
  • Page 7 Key to formulas above: U = actual value signal in [V] DC = current air flow in [l/s, m = set min. flow in [l/s, m = set max. flow in [l/s, m 20201117 Swegon reserves the right to alter specifications.
  • Page 8 References www.swegon.com Building Materials Declaration REACT M Product Data Sheet REACT Description of functions & Wiring diagram REACT Modbus Swegon reserves the right to alter specifications. 20201117...

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