Typical products

The strength of KNX is that there is a huge variety of products to choose from. Some products are unique but you can also find similarities between certain types of products. Here is a summary of common products and typical characteristics and sizes. Common types of products.

Common types of products

System Products
Power supply:
Supply line with bus voltage, usually have built-in choke

Actuators
Switch actuators:
Switches loads on and off, usually potential free

Dimming actuator:
Dimming loads, usually universal (R/L/C)

Actuator 1-10 V:
Dimming loads with ballast for 1-10V, eg. a fluorescent pipe or LED-converter

Shutter actuator:
Controls shutters/blinds with or without slats

Heating actuator:
Control valves for radiators, under floor heating etc

Sensors
Pushbutton:
De-bounce function, divided into rockers where one rocker consist of two buttons

Motion sensor:
Wall or ceiling mounted

Binary input:
Takes separate signals from eg. alarm systems to KNX, often potential free

Weather station:
Measures temperature, light, wind and rain

Number of channels and loads

System products
Power supply:
1 line
160, 320, 640 mA

Actuators
Switch actuator:
2, 4, 8, 16 channels
6, 10, 16 A
16 A C-last

Dimming actuator:
1 channel, max 500-1000 W
2 channels, max 200-300 W
4 channels, max 150-200 W

Actuator 1-10 V:
1-4channels
10, 16 A (to break the load)

Shutter actuator:
1, 2, 4 channels
24 V AC, 24 V DC, 230 V

Heating actuators:
4, 6, 12 channels
24 V AC, 230 V

Sensors
Pushbutton:
1-6 rockers with or without display.

Motion sensor:
1-3 block (functions)

Binary input:
2, 4, 6 channels
24 V, 230 V, potential free

Weather station:
Combined installation or central unit with separate sensors


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2020-08-12 15:15:00