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Siemens Room Unit for Boiler Control CE1U2283en
Building Technologies Technical data 2015-09-16
8 Technical data
Power supply, interface OpenTherm Bus
Terminals 2-wire, interchangeable
Cable length max. 50 m
Cable resistance max. 2 x 5 Ω
Power consumption 20 mW (typically)
Room temperature
measurement
Measuring range 0...50 °C
According to EN12098:
Range 15...25 °C within tolerance of 1.3 K
Range 0..15 °C or 25...50 °C within tolerance of 1.6 K
Resolution 1/10 K
Housing protection as per EN 60529 IP20
Protection class as per EN 60730 III for proper installation
Degree of contamination as per EN 60730 Normal contamination
Environmental conditions as per EN 60721-3-1 Storage class 1K3, -20…70 °C
as per EN 60721-3-2 Transportation class 2K3, -25...70 °C
as per EN 60721-3-3 Operation class 3K5, 0…50 °C
(without condensation)
Standards and directives Product standard Automatic electronic
controls for household and similar use EN 60730-1
Electromagnetic compatibility
Immunity (industrial & domestic) EN 60730-1
Emissions (domestic) EN 60730-1
conformity
Meets requirements of EMC directive 2004/108/EC
Reduction of hazardous
substances
2002/95/EC
Other features Backup of time min. 12 h
Software class A to EN 60 730
Weight with / without packaging 0.152 kg / 0.115 kg
Dimensions See diagram
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