KNX Support & Troubleshooting Guide

24 Apr 2026 Product Support

A factory reset can be carried out directly on the device via a sequence performed during start-up. Make sure that the device is switched off Press and hold the programming button and switch on the de...

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Where is the Programming Button on the GIRA G1?

24 Apr 2026 Product Support

This is accessed via the menu on the device. From the home page press the small cog on the top right and then press 's ystem' . At the bottom of the list you will find 's tart KNX programming mode' ....

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I Have Forgotten to Link a cable to a KNX keypad Position - Is There a Wireless Solution?

24 Apr 2026 Product Support

Yes, there is - If you install a KNX media coupler within range of the keypad you can use a KNX RF Keypad which is battery powered. The range is 30 meters through 2 walls, but additional media coupler...

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Can the GIRA G1 be Used With Any KNX Router?

24 Apr 2026 Product Support

The G1 models that connect to KNX via an Ethernet connection can. These are 2069 05 and 2069 12. If you are using a model with wireless connection, then the IP router must support reliable KNX communi...

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Can I Have More Than 64 Devices on a KNX Line?

24 Apr 2026 Product Support

The number of devices in each line segment has historically been limited to 64 to ensure KNX telegrams are not affected by signal degradation. Hoewever with newer KNX devices it is possible to have 25...

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Is There a Limit to the Number of KNX Telegrams That Can be Sent?

24 Apr 2026 Product Support

A standard twisted pair KNX line can support 40-50 telegrams per second depending on the size of the packet to be sent. If filter tables are used and the system is designed correctly by keeping device...

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How many devices can be on a KNX System?

24 Apr 2026 Product Support

A single line can have 256 devices. 15 of these lines can be linked to an area and 15 areas can be linked to a backbone line. 256 devices can also installed on each of the area lines and backbone area...

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Can I Add an Additional Power Supply to a KNX Line?

24 Apr 2026 Product Support

If you wish to do this, you will need to adhere to the specification of the KNX Power Supply as most require a 200m cable distance from another power supply. Generally, it makes more sense to create a...

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Is it Possible to Link a GIRA Smoke Detector to a Fire Alarm Panel or Control System?

24 Apr 2026 Product Support

A separate relay module is available which can be installed into the unit. This has two binary outputs (volt free contacts, 2-way, rated at 30V/1A). This module will indicate detection of smoke as wel...

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How do I Remove the Front Cover of a Basalte Keypad?

24 Apr 2026 Product Support

Each cover is sold with a thin rubber tube which can be slid under a corner of the keypad to pop off the cover. Alternatively, firmly grip each side of the cover and pull directly off the wall. We are...

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Is it Possible to Readdress a KNX Device Without Pressing the Programming Button?

24 Apr 2026 Product Support

If the address is known, use ETS to overwrite the current address. If the address is unknown, a line scan will show all devices connected to a line. It may be possible to work out the current address ...

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Are any Multirow Distribution Boards Amendment 3 Compliant?

24 Apr 2026 Product Support

We have a range of Ivory Egg enclosures that are compliment with the Amendment 3 regualtions. These can be found here ....

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