JUNG KNX CO2 multi-sensor-A Range-CO2 A 2178 WW-01
KNX CO2 multi-sensor-A Range-CO2 A 2178 WW-01
$370.47 USD

KNX CO2 multi-sensor-A Range-CO2 A 2178 WW-01


KNX CO2 multi-sensor-A Range-CO2 A 2178 WW-01

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Product description

with integrated BCU
with humidity sensor and room temperature controller
with integrated push-button interface 2-gang

Intended use

  • Measurement of CO2 concentration, relative air humidity and air temperature
  • Output of the measured values as telegram to the bus, e.g. for controlling fans or window drives via KNX telegrams
  • Single-room temperature control in KNX installations
  • Mounting in wall boxes

Product characteristics

  • Limit value monitoring for CO2 concentration (max. 4 threshold values) and air humidity (max. 2 threshold values)
  • Dew point alarm e.g. for cooling blankets and conservatories, to avoid mould formation
  • Two binary inputs for connection of floating contacts e.g. buttons, switches, window contacts
  • Logic gates for simple gating functions


Technical data
KNX medium: TP 256
Rated voltage KNX: DC 21 ... 32 V SELV
Current consumption KNX: typical 12.5 mA
max. 25 mA (4 s/15 s as a cycle)
Connection, KNX: terminal
Protection class: III
Ambient temperature: 23 ... +113} °F
Binary inputs
    Cable length: max. 16.4 ft
    Cable type: J-Y(St)Y 2 x 2 x 0.8 mm
CO2 sensor
    Measuring range: 0 ... 2000 ppm
Humidity sensor
    Measuring range: 10 ... 95 % relative humidity (r. h.)
Temperature sensor
    Measuring range: 23 ... +113} °F
Product information
Brand JUNG
Article code CO2 A 2178 WW-01
SKU CO2 A 2178 WW-01
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