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FAQs2025-12-27T11:05:24+01:00

FAQs

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For which ATEX zones are Airfal’s linear luminaires certified?2026-10-09T16:16:10+02:00

Our linear luminaires, such as Watex, are certified for Zones 2, 21 and 22, covering both atmospheres with a risk of explosive gases and combustible dust.

Are ATEX linear luminaires suitable for the food industry?2026-10-09T16:14:06+02:00

Yes. Their resistance to water, dust and intensive cleaning procedures makes them particularly suitable for food processing plants, where they must combine ATEX certification with the hygiene standards specific to the sector.

What IP protection rating do ATEX linear luminaires have?2026-10-09T16:12:03+02:00

Watex has an IP66 protection rating, which ensures resistance to dust and powerful water jets, a common requirement in plants with intensive washing or pressure cleaning processes.

Is the installation of linear luminaires in ATEX zones complicated?2026-10-09T16:09:29+02:00

No. ATEX linear luminaires are designed to facilitate installation and replacement, a key factor in environments where interventions must be carried out during scheduled shutdowns while minimising exposure time to risks.

What defines Dust Zone 21?2026-10-09T16:05:49+02:00

Dust Zone 21 is an area where an explosive atmosphere is likely to occur due to the presence of combustible dust during normal operation.

Why is it crucial to use certified luminaires in Dust Zone 21?2026-10-09T15:59:51+02:00

It is important to use certified luminaires in Dust Zone 21 because occupational health and safety legislation requires it, and to prevent explosion risks that could endanger people’s safety and the integrity of the installations.

How are luminaires for Dust Zone 21 selected?2026-10-09T15:57:11+02:00

The selection of luminaires for Dust Zone 21 must be based on an ATEX zoning study carried out by the plant management, engineering department or facility safety team.

What defines Gas Zone 1?2026-10-09T15:53:57+02:00

Gas Zone 1 is an area where an explosive atmosphere is likely to form during normal operation of the equipment.

Which regulations must luminaires for Gas Zone 1 comply with?2026-10-09T15:49:13+02:00

Equipment Directive 2014/34/EU: Regulates equipment used in explosive atmospheres.

  • Flameproof enclosure “db” UNE-EN 60079-1: Provides protection against internal explosions.
  • Flameproof enclosure “db” UNE-EN 60079-1: Provides protection against internal explosions.
  • Increased safety “eb/ec” UNE-EN 60079-7: Enhances safety through equipment design and construction.
  • Restricted breathing “n” UNE-EN 60079-15: Limits the ingress of explosive gases into the equipment.
  • Protection by enclosure “tb/tc” EN 60079-31: Provides protection through an enclosure resistant to dust and other contaminants.
What characterises Gas Zone 2?2026-10-09T15:44:41+02:00

Gas Zone 2 is an area where an explosive atmosphere is unlikely to occur during normal operation. If one does form, it is likely to occur infrequently and for short periods of time.

What types of luminaires are suitable for Gas Zone 2?2026-10-09T15:42:18+02:00

For Gas Zone 2, suitable luminaires include Hipex, Glassex, Secure and Secure Block in tubular format, Watex in linear format, and LED Max ATEX floodlights.

What are the differences between luminaires for Gas Zone 1 and Gas Zone 2?2026-10-09T15:36:21+02:00

The main difference between luminaires for Gas Zone 1 and Gas Zone 2 lies in the likelihood of an explosive atmosphere occurring during normal operation. In Zone 1, the presence of an explosive atmosphere is highly likely, whereas in Zone 2, it is unlikely to occur and, if it does, it will be infrequent and of short duration.
Therefore, luminaires for Gas Zone 1 generally have a more robust design and stricter safety requirements compared to luminaires for Gas Zone 2.

How are the right luminaires selected for Gas Zone 1?2026-10-05T16:07:35+02:00

To select the right luminaires for Gas Zone 1, an ATEX zoning study must be carried out by the plant management, engineering department or facility safety team.

In which situations is it ideal to use IP69K luminaires?2026-10-02T13:33:56+02:00

IP69K luminaires are ideal for vehicle wash tunnels, including cars, buses and trains, as well as maintenance workshops. They are also suitable for facilities requiring intensive cleaning, such as the food industry and industrial kitchens in hotels or restaurants.

What additional benefits do IP69K luminaires offer?2026-10-02T13:33:06+02:00

IP69K luminaires provide superior protection against water and dust ingress. In addition, the PMMA tube is resistant to hydrocarbons, such as oil and gas vapours in kitchens, and does not deteriorate or yellow with use.

How do IP69K luminaires withstand high-pressure cleaning?2026-10-02T13:30:29+02:00

These luminaires are equipped with a closure system that includes a special internal gasket and a screw fastening system, ensuring optimal sealing during high-pressure cleaning.

What applications are ideal for IP68 luminaires?2026-10-02T13:13:31+02:00

IP68 luminaires are ideal for applications requiring complete protection against water ingress, even during prolonged immersion. This also includes dam evacuation tunnels and outdoor areas such as the perimeter of swimming pools, where there are high levels of humidity. Our IP68 luminaires have undergone 24-hour immersion tests at a depth of 2 metres in external laboratories, ensuring their resistance under these conditions.

What maintenance do IP68 luminaires require?2026-10-02T13:10:23+02:00

IP68 luminaires require routine cleaning of their surface to maintain optimal performance and ensure their durability.

Are IP68 luminaires suitable for outdoor use?2026-10-02T13:08:24+02:00

Yes, IP68 luminaires are suitable for outdoor use. It is important to consider the maximum temperature that each LED luminaire can withstand, which is specified in its technical data sheet to ensure correct performance.

What level of protection does IP67 provide?2026-10-02T12:27:40+02:00

The IP67 protection rating ensures that the device is completely dust-tight (rating 6) and provides protection against temporary immersion in water (rating 7).

What are the benefits of using IP67 luminaires outdoors?2026-10-02T12:17:11+02:00

IP67 luminaires offer a high level of protection against dust ingress and excellent resistance to temporary immersion in water, making them ideal for outdoor installations with occasional exposure to water, such as dam evacuation tunnels and wastewater treatment plants (WWTPs).

Can IP67 luminaires be used in underwater applications?2026-10-02T12:14:48+02:00

No, IP67 is designed to provide protection against temporary immersion, not for continuous underwater applications.

How are IP66 luminaires classified?2026-09-29T14:53:41+02:00

IP66 luminaires are classified using a two-digit system. The first digit indicates the level of protection against dust ingress and ranges from 0 to 6. The second digit indicates the level of protection against water, ranging from 0 to 8. In addition, there is the IP69K rating, which is the highest level of protection and is suitable for equipment requiring high-pressure or steam cleaning.

What maintenance do IP66 luminaires require?2026-09-29T14:50:00+02:00

IP66 luminaires require routine cleaning to ensure optimal performance and maintain protection against dust and water.

Can IP66 luminaires be used indoors?2026-09-25T15:29:31+02:00

Yes, IP66 luminaires can be used indoors, providing robust protection against dust and water in indoor environments.

What distinguishes a high technical specification luminaire from other luminaires?2026-09-25T13:52:33+02:00

High technical specification luminaires stand out for their greater resistance and durability. The three main differences are a high ingress protection (IP) rating, which ensures resistance to dust and water; a high impact resistance (IK) rating, which ensures resistance to impacts; and the use of advanced materials such as borosilicate glass, polycarbonate or PMMA, which provide high resistance to chemicals, mechanical stress and harsh environmental conditions.

How is the durability of high technical specification luminaires ensured?2026-09-25T13:50:50+02:00

The durability of high technical specification luminaires is ensured through correct installation following the instructions provided. This includes proper positioning of the closing elements, correct installation of the mounting brackets, and regular and appropriate cleaning of the luminaires.

In which industrial applications is the use of high technical specification luminaires recommended?2026-09-25T13:47:28+02:00

They are recommended for industrial applications involving aggressive chemicals, oils, hydrocarbons, high humidity, or direct and indirect exposure to water.

What are ATEX floodlights?2026-09-25T13:10:08+02:00

ATEX floodlights are high-power luminaires with metal housings and mounting brackets, equipped with LEDs and optical lenses to provide concentrated lighting in specific areas. Like other luminaires, floodlights must comply with ATEX regulations and undergo the entire certification process.

Where are ATEX floodlights typically used?2026-09-25T13:08:10+02:00

ATEX floodlights are used in industrial facilities that require high light output, especially in areas with high ceilings and limited access to luminaires, such as shipbuilding facilities, paint booths or port facilities.

What are the main features of ATEX floodlights?2026-09-25T13:06:10+02:00

ATEX floodlights are designed with housings featuring rear fins for efficient heat dissipation. They also feature a chemical-resistant glass diffuser and various LED optics that allow for wide, narrow or asymmetric light distribution, depending on the installation requirements.
These floodlights can be installed using a mounting bracket, on a wall or ceiling, or suspended from the rear of the luminaire.

What maintenance do ATEX luminaires require?2026-09-16T13:33:40+02:00

ATEX luminaires require regular surface cleaning to prevent dirt from accumulating and to ensure optimum performance. In the case of certain ATEX LED luminaires, proper cleaning is particularly important to guarantee maximum safety and efficiency.

How can I purchase Airfal lighting for hazardous areas?2026-09-16T13:32:09+02:00

To purchase Airfal ATEX lighting or luminaires for explosive atmospheres, a prior technical selection must be made according to the zone classification and environmental conditions. You can request technical advice and a personalised quotation from our team to ensure that the proposed solution is suitable and properly certified.

Which Airfal luminaires are flameproof?2026-09-16T13:29:37+02:00

Within the Airfal range, flameproof luminaires mainly belong to the Pyros family, including models such as Pyros, Pyros LED, I-Pyros LED and Pyros Block. These products are designed with “Ex d” protection to contain internal explosions. These ATEX luminaires are particularly suitable for Zones 1 and 21, where the highest level of safety is required for lighting in explosive atmospheres.

What does ATEX certification mean for luminaires?2026-09-16T13:27:27+02:00

Airfal applies all its experience in the manufacture of ATEX-certified luminaires to every product. ATEX certification means that the luminaire has undergone a complete certification process, ensuring that it will operate safely and effectively in ATEX environments in accordance with the required tests and standards. This enables us to provide products designed for the most demanding environments, including flameproof lighting required by certain industries.

Can these luminaires be used in non-hazardous areas?2026-09-16T13:23:29+02:00

Yes. Although ATEX luminaires are designed for extreme environments such as explosive atmospheres, they can also be used in non-hazardous areas. However, the opposite is not permitted: non-certified luminaires cannot be used in ATEX zones.

What functions does the data display dashboard have? Does it cost extra?2021-05-12T11:53:36+02:00
  • See the status of all the luminaires in real time.
  • Consumption per light point, hours of use, power output percentage per hourly period, presence by area with presence map, condition of on-demand or programmed emergency equipment if any, software versions. Charts showing monthly and annual energy usage.
  • The client is provided with the dashboard and an associated Google account, at no extra cost except for the data fee agreed for setting up the connection (users may use their own connection, and negotiate it with their company, or request one from the supplier for around 100 pounds/year (115 euros/year)).
  • Dashboard customisations will be invoiced separately (company logo, for example), currently around 580 euros (500 pounds) per working day for the programmers.

It will also be possible to add sensors, to ‘act’ on the system from the dashboard and to carry out remote commissioning.

How can we consult the collected data?2021-05-12T11:53:40+02:00

The data can be consulted via the dashboard. All the luminaires send the data to the server for viewing.

Does the data collator support GPRS?2021-05-12T11:53:44+02:00

The DataCollator-Gateway incorporates a data card that communicates with the Internet via 3G, 4G or GPRS.

What is the range of the gateway? Is more than one needed?2021-05-12T11:53:49+02:00

One GW is recommended for each circle of approximately 100 metres in diameter between a luminaire and the data collector. However, each installation should be evaluated off-plan to determine the recommended number of gateways. If “shadow” signal areas are detected, then more may need to be added.

Can any tablet be used to program Atenea? And can the end user change the programming?2021-05-12T11:53:55+02:00

Only one device with Internet connection is required. The dashboard is normally designed for display devices

LARGE (HD/FULLHD), not mobile, although you can perform updates from that type of device.

Is there a limit to the number and type of luminaires that can be connected in an installation using this system?2021-05-12T11:53:58+02:00

No, you can place as many gateways as required by the installation.

How do they connect to the Internet?2021-05-12T11:54:01+02:00

The ATENEA system has a gateway (GW) that connects to the Internet via 3G or 4G. The gateway centralises the data from all the luminaires within its radius.

All the luminaires communicate their data to the GW via 868 MHz communication protocol.

Can I view the dashboard on an Android/iOS mobile device?2021-05-12T11:54:05+02:00

Yes, you can view it from any PC, tablet or Android/iOS mobile with Internet access.

You can also reconfigure the devices.

Can I modify the parameters of the tool or include data?2021-05-12T11:54:08+02:00

Yes. The solution allows you to configure and modify the data of your luminaires from a tablet or PC connected to the Internet, anywhere in the factory.

I use LoRa. Can I connect a LoRa sensor?2021-05-12T11:54:11+02:00

No. We use our own protocol.

Does it allow sensorisation?2021-05-12T11:54:14+02:00

Yes. The ATENEA luminaires have a microwave presence sensor option. A luminaire with a sensor can signal a group of luminaires to switch on.

Moreover, the luminaires will have a wired digital input that will allow integration with any type of sensor. (Protocol I2C, and additional protocols can be added as required).

“Typical” protocols in sensors

  • I2C
  • ModBus
  • Analogue outputs.
What parameters can Atenea measure?2021-05-12T11:54:18+02:00

The luminaires’ usage parameters:

  • 0% Time switched on
  • Energy consumption
  • Presence or movement detection time, if you install a presence sensor
    • Areas of the company with greatest movement detected
    • Option to set alerts in the event of movement in certain areas during specified times
  • Emergency Luminaire
  • Automatic emergency test (the device is self-testing, performed by the kit itself). Sends the result
  • Battery status (state of charge/no charge)
  • Number of times activated
  • In a future update, data will be provided regarding the quality of the electricity supply, possible overvoltages or voltage peaks, if any.

And the sensor parameters:

  • Presence sensor
  • Number of times activated
  • Activations per hour -> presence map by area
  • In the next Atenea update, it will be possible to customise the sensors at the client’s request. Some of those that will be available are CO2, light, silo height, vibrations, temperature and dust, among others
Where are the data collected by the tool stored? How can I access them?2021-05-12T11:54:21+02:00

The luminaires communicate their status with each other and one of them sends the data to a cloud-based server. On this server an Ateneo may:

  • Access and see all the data (yours)
  • Perform commissioning (configuration) of luminaires (S14 presence sensor switches on luminaires in the AA-22 group)
  • The server stores and sends luminaire status reports (incidents, carbon footprint, etc.)
Is it a wired system? I mean, if I already have ATEX luminaires installed, do I have to acquire new luminaires and reinstall them?2021-05-12T11:54:24+02:00

ATENEA requires the I-Pyros luminaire, from Airfal. These luminaires only require an electricity supply using the ATEX cable, so if you have these luminaires installed the same ATEX wiring will suffice.

If you don’t have Airfal luminaires in the installations, then you will need to change the installation.

Do I need a server?2021-05-12T11:54:28+02:00

The luminaires are connected to a cloud-based server. The usage and consumption data are sent there, allowing you to improve their configuration.

This cloud-based server can be installed in the private cloud of an Ateneo. This has the advantage in that they can “self-manage” their server… but the downside is that they won’t have access to product updates (new functions, bug corrections) or custom scans.

What does WIRELESS provide?2021-05-12T11:54:31+02:00

Wireless communication makes the luminaires ‘smart’.

  • Luminaire with built-in presence sensor → when it detects presence, it signals all the luminaires in its group to switch on
  • Checks and sends status of emergency kit, if any
  • Sends usage statistics to the server
  • Configures light intensities according to needs (Sensors, Time of Day, Special Requirements, etc.)
  • Option to create luminaire “groups” that will obey a luminaire with a sensor, for example.
Is it a WIFI system?2021-05-12T11:54:34+02:00

No. The luminaires communicate with each other using the LoRa radio signal on the 868 MHz band. The ATENEA luminaires only require a power supply cable.

The 868 band belongs to the industrial, scientific and medical radio band (https://es.wikipedia.org/wiki/Banda_ISM). It has a greater range than domestic WIFI and is more resistant to electromagnetic interference. It is not designed for sending large amounts of data (see NetFlix), which is why mobiles do not have this frequency.

What are the main benefits of the system?2021-05-12T11:54:38+02:00
  • Lower carbon footprint and greater commitment to the environment.
  • Digitisation of new installations and/or digital transformation of existing installations with minimum investment.
  • Maximised energy efficiency.
  • Lower maintenance-related operating costs.
  • Greater control of security in the installation, remotely.
  • Reduced risk of accidents.
  • Greater security of access to the existing systems.
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