ETS product family: Output
Product type: Binary output

23001 1S U

Intended use

  • Switching of electrical loads via relay contact
  • Reading in switching states of installation switches or push-buttons and other floating contacts at inputs 1…3
  • Signal evaluation of condensation (ref.-no.:¬†BTS¬†01) and leakage sensors (ref.-no.:¬†LES¬†01) at inputs 1…3
  • Acquisition of temperature values via NTC temperature sensor at input 3 (ref.-no.:¬†FF¬†7.8)
  • Installation in flush box according to EN¬†60670-1


Product characteristics

  • Output can be operated via KNX telegrams or extension inputs
  • Three extension inputs for connecting floating contacts or dew/leakage sensors. NTC temperature sensor can be connected to input 3.
  • Supply via bus, no additional power supply necessary
  • KNX Data¬†Secure compatible with¬†ETS¬†5.7.3 or higher
  • Can be updated with the ETS¬†Service¬†App


Characteristics switching operation

  • Operation as NO or NC contacts
  • Feedback function
  • Logic operation and forcing function
  • Central switching function
  • Time functions: switch-on delay, switch-off delay, staircase lighting timer with pre-warning function
  • Scene function
  • Operating hours counter


Characteristics satellite input

  • Operating functions switching, dimming (including colour temperature), controlling blinds, value transmitter (1 byte, 2 byte, 3 byte and 6 byte incl. RGBW und colour temperature presets), scene extension etc.
  • Disabling function
  • Debounce time adjustable


Logic function characteristics

  • Logic gates
  • Transformer (conversion)
  • Disabling element
  • Comparator
  • Limit value switch

Technical data

Ambient temperature: ‚ąí5 … +45 ¬įC
Storage/transport temperature: ‚ąí25 … +70 ¬įC
Dimensions (W x H x D): 48 x 50 x 28 mm
KNX medium: TP 256
Commissioning mode: S-mode
Rated voltage KNX: DC 21 … 32 V SELV
Current consumption KNX: 5 … 18 mA
Connection, KNX: terminal connected to control cable
    Connection mode: screw terminals
    Switching voltage: AC 250 V ~
    Switching current: 16 A
    Fluorescent lamps: 16 AX
¬†¬†¬†¬†Switch-on current 200 ¬Ķs: max. 800 A
    Switch-on current 20 ms: max. 165 A
Connected load
    Ohmic load: 2500 W
¬†¬†¬†¬†Capacitive load: max. 16 A (140 ¬ĶF)
    Motors: 1380 VA
    Incandescent lamps: 2300 W
    HV halogen lamps: 2300 W
    HV LED lamps: max. 400 W
    LV halogen lamps with
    electronic transformers: 1500 W
    inductive transformers: 1200 VA
    Compact fluorescent lamps
    non-compensated: 1000 W
¬†¬†¬†¬†parallel compensated: 1160 W / 140 ¬ĶF
Reduction of connected load
¬†¬†¬†¬†for every 5 ¬įC exceededing 35 ¬įC: ‚ąí10 %
¬†¬†¬†¬†for installation into wooden or hollow walls: ‚ąí15 %
¬†¬†¬†¬†for installation into multiple combinations: ‚ąí20 %
    Connection mode: screw terminals
¬†¬†¬†¬†single wire: 1 x 0.5 … 4 mm¬≤
¬†¬†¬†¬†stranded without ferrule: 1 x 0.5 … 4 mm¬≤
¬†¬†¬†¬†stranded with ferrule: 1 x 0.5 … 2.5 mm¬≤
    Control cable: YY6x0.6 (preterminated)
    Input type: floating contact
    Number: 3
    Total length of extension unit cable: max. 10 m
    Cable type: J-Y(St)Y
    Voltage satellite inputs: approx. 5 V

Product documentation


Product data sheet


Database ETS5 Secure


Operating instructions


EC Declaration of Conformity


SKU: 23001 1S U Categories: ,