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4 Technical data
Operating voltage
KNX bus current
Operating voltage
Frequency
Standby output
L x W x D
Type of installation
Connection type
Max. cable cross-section
Number of channels
Lamp types
Incandescent/halogen lamp
load
LED lamps
Min. switching capacity
Max. cable length
Ambient temperature
Radio standard
Transmission frequency
Transmission power
Coding
Transceiver type
Only DU 1.
2
See next table
3
Flush-mounted dimming actuator DU 1
DU 1: KNX bus voltage
DU 1 RF: 230 – 240 V AC, 50 – 60 Hz
5 mA
2
230 – 240 V AC
50 – 60 Hz
< 0.15 W
44.5 x 44.5 x 32
Flush-mounted
DU 1: Screw terminals | bus connection: KNX bus terminal
DU 1 RF: Screw terminals.
Solid: 0.5 mm² (Ø 0.8) to 4 mm²
strand with crimp terminal: 0.5 mm² to 2.5 mm²
1-channel
Incandescent lamps, low-voltage and high-voltage halogen
lamps and LEDs
250 W
Trailing edge: 200 W | leading edge: 24 W
2 W
100 m
-5 °C ... +45 °C
KNX
868,3 MHz
10 mW
FSK (Frequency Shift Keying)
Bidirectional
3
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