Safety Precautions

  • This “Safety Precautions” contains important information pertaining to your safety. 
  • Read and fully understand this manual before using the AIRSTAGE Edge Controller or AIRSTAGE Cloud Site Manager. Then be sure to observe them.
  • For details of the operation methods, refer to this manual.
  • If you use a wireless LAN connection, refer to “Wireless LAN usage precautions” also.


This mark indicates procedures which, if improperly performed, might lead to the death or serious injury of the user.

  • In the event of a malfunction (burning smell, etc.), immediately stop operation, turn off the electrical breaker, and consult authorized service personnel.
  • Do not repair or modify any damaged cable by yourself. Be sure to consult authorized service personnel. Improper work will cause an electric shock or a fire.
  • This unit contains no user-serviceable parts. Always consult authorized service personnel for repairs.
  • When moving, consult authorized service personnel for the uninstallation and installation of this unit.
  • When disposing of this product, consult authorized service personnel and make sure to follow the national regulations.
  • Do not touch with wet hands. It may cause an electric shock.
  • If children may approach the unit, take preventive measures so that they cannot reach the unit.
  • Do not repair or modify by yourself. It may cause a fault or accident.
  • Do not use flammable gases near the unit. It may cause a fire from leaking gas.

This mark indicates procedures which, if improperly performed, might possibly result in personal harm to the user or damage to property.

  • Do not set vessels containing a liquid on this unit. Doing so will cause heating, fire, or electric shock.
  • Do not expose this unit directly to water. Doing so will cause trouble, electric shock, or heating.
  • Dispose of the packing materials safely. Tear and dispose of the plastic packing bags so that children cannot play with them. There is a danger of suffocation if children play with the original plastic bags.
  • Do not place electrical devices within 1 meter of this unit. It may cause malfunction or failure.
  • Do not use fire near this unit or place a heating appliance nearby. It may cause malfunction.
  • Do not touch the switches with sharp objects. Doing so will cause injury, trouble, or electric shock.
  • Do not insert articles into the slit parts of this product. Doing so will cause trouble, heating, or electric shock.
  • Do not operate the surface of the touch screen with anything other than your finger or a stylus pen. It will scratch the surface and cause trouble.
  • This product is not intended for use by persons (including children) with reduced physical, sensory or mental capabilities or lack of experience and knowledge unless they have been given supervision or instruction concerning the use of this product by a person responsible for their safety. Children should be supervised to ensure that they do not play with this product.



For information on this controller, and the full text of the following EU declaration of conformity, refer to the following web site.

SIMPLIFIED EU DECLARATION OF CONFORMITY
The simplified EU declaration of conformity referred to in Article 10 (9) shall be provided as follows: Hereby, FUJITSU GENERAL LIMITED declares that the radio equipment type UTY-DSG* are in compliance with Directive 2014/53/EU.

Usage precautions
  • When you use this product, it will become possible to operate air conditioners or ventilators from locations where you cannot see them directly. This means that people in the room may be exposed to the unintended operation of the units. Check the condition of the room before using this product.
  • Be sure to check on a regular basis that the power supplies to the connected devices are securely connected and that dust has not built up in the surrounding area. It may cause heating or fire.
  • Be sure to check in advance that there are no malfunctions of the connected devices.
  • Sudden operation or stopping of the air conditioners or the ventilators may surprise a person and cause the person to fall down or tumble if the person is on a stand. 
  • If you know that there are people in the vicinity of the air conditioner, inform them in advance that you will be operating and stopping it from a distant location.
  • Sudden operation or stopping of the air conditioner may surprise a person and cause the person to fall down or tumble if the person is on a stand.
  • Rapid changes in the room temperature may cause deterioration in a person’s physical condition. Do not use this product when there are people in the room who are not able to control the temperature by themselves. (For example, infants, children, those with physical disabilities, elderly, or sick persons.)
  • Fully understand the reserved timer settings and other operations before using this product.
  • Unexpected operation or stopping of the air conditioner may cause deterioration in a person’s physical condition or an adverse effect on animals or plants.
  • Frequently check the settings and operating situation of the connected devices when using this product from a distant location.
  • If you operate the air conditioners or the ventilators from this product, the indicator lamps on the units may not blink nor may not be any reception sounds.
  • Do not turn off the AIRSTAGE Edge Controller by pulling out the power plug or cutting off the circuit breaker. Do not turn off the AIRSTAGE Edge Controller except in an emergency. Otherwise, the AIRSTAGE Edge Controller will not operate properly.
  • This product and accessories will not be reissued. Keep and handle them carefully after installing this product.
  • Some functions such as Schedule, Site history log, and Energy saving operate based on the date and time setting. Changing the date and time setting may affect those functions.
  • Do not turn on the power of the connected devices until all installation work is completed.


Confirm that the PC or smart device meets the following condition.

Recommended display settings

Display resolution:

1280 × 800 or higher (in pixels)
Recommended browser version

Microsoft Edge:

79 or later
Google Chrome: 79 or later
Firefox: 72 or later
Safari: 13 or later
Recommended browser settings

Font size:

16 pt
Minimum font size: 0 pt

This product may be updated without prior notice. If you encounter any trouble with this product, check available updates.

* "AIRSTAGE", "AIRSTAGE Cloud", and "AIRSTAGE Edge Controller" are trademarks of FUJITSU GENERAL LIMITED.

* Microsoft Edge is a trademark of Microsoft Corporation in the United States and certain other countries.

* Google Chrome is a trademark of Google LLC.

* Firefox is a trademark of the Mozilla Foundation in the U.S. and other countries.

* Safari is a trademark of Apple Inc., registered in the U.S. and other countries.