Twiilight switch

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61.70 €
Your price with tax
74.66 €
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RFSOU-1 | Twiilight switch


  • The twilight switch measures the light intensity and based on a set value, it sends the command to switch on the lights or pull the blinds up or down.
  • It can be combined with multifunctional switching units and blind switches.
  • Integrated sensor for measuring illumination, settable in 3 ranges 1-100,000 lx.
  • Selection of function:
  • a) twilight switch – automatically switches on upon a decrease in ambient light intensity, switches off upon an increase (appropriate for garden lights, advertisements, public lighting, etc.).
  • b) light switch – automatically switches on upon an increase in ambient light intensity, switches off upon a decrease (appropriate for offi ces, restaurants, rooms, etc.).
  • Settable delay up to 2 minutes to eliminate unwanted switching caused by surrounding infl uences.
  • The twilight switch may control up to 32 units in the installation.
  • The programming button on the regulator is used for:
    a) setting a function with a switching or blind unit
    b) ascertaining battery status
    c) ascertaining signal quality between the unit and dimmer.
  • Battery power (2x 1.5 V AAA batteries - included in supply) with battery life of around 2 years based on the number of controlled units.
  • Range up to 160 m (in open space), if the signal is insufficient between the controller and unit, use the signal repeater RFRP-20 or protocol component RFIO2 that support this feature.
  • Communication frequency with bidirectional protocol RFIO.
  • The increased IP65 protection is suited to mounting on the wall or into the rural environment


Technical parameters


  • Battery power: 2x batteries 1.5 V AAA
  • Design: IP65
  • Dimensions: 72 x 62 x 34 mm
  • Protocol: RFIO

Compatibility with actuators:


  • switches RFSA- 6x and RFSC-61
  • dimmers RFDA-71 and RFDSC-71
  • blind RFJA- 12B
  • signal repeater RFRP-20
  • with RF Touch unit
Documents in current location:
  • No documents

ELKO EP, s.r.o., Holešov

We develop, manufacture and deliver complete solutions for your electrical wiring. Czech company with more than 23-year tradition is a brand iNELS Smart Home Solution. One of the most comprehensive solutions on the market brings together wireless solutions and intelligent bus wiring. With this system you control heating, air conditioning, lighting and everything is perfectly secure. We are here for you from design to implementation and configure the system, thanks to our team of trained experts and partners.

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