rail mounting device, 2 rail units
(different L conductors possible, e.g.: E1-3 = L1 and E4-E6 = L2)
with status indicator
ETS product family: Input
Product type: Binary input

2116 REG

Intended use

  • Polling of conventional switching or push-button contacts, window contacts etc. in KNX systems, for reporting of states, meter levels, operation of loads, etc.
  • Mounting on DIN rail according to EN¬†60715 in distribution boxes


Product characteristics

  • Status LED for each input
  • Detection of voltage levels and changes on the input
  • Transmitting of input status to the bus
  • Transmitting behaviour freely adjustable
  • Functions: switching, dimming, blinds up/down, brightness values, temperatures, calling up and saving light scenes, etc.
  • Impulse and switch counter function
  • Inputs can be blocked separately
  • Connection of external AC or DC voltages

Technical data

KNX medium: TP 256
Rated voltage KNX: DC 21 … 32 V SELV
Current consumption KNX: max. 7.5 mA
Connection, KNX: terminal
Ambient temperature: ‚ąí5 … +45 ¬įC
Storage/transport temperature: ‚ąí25 … +75 ¬įC
Relative humidity: max. 93 % (no condensation)
¬†¬†¬†¬†Rated voltage: AC/DC 10 … 230 V
¬†¬†¬†¬†Signal level “0” signal: AC/DC 0 … 2 V
¬†¬†¬†¬†Signal level “1” signal: AC/DC 7 … 265 V
Input current at rated voltage:
    Input current: approx. 0.7 mA
¬†¬†¬†¬†Rated frequency AC signal: 30 … 60 Hz
    Signal duration pulse counter: min. 100 ms
Cable length: max. 100 m
Number of contacts per input
    NO contacts: max. 50
    NC contacts: max. 50
Mounting width: 36 mm (2 rail units)
Power loss: max. 1 W
    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¬≤

Product documentation


Product data sheet


Database ETS4 + ETS5


EC Declaration of Conformity


Operating instructions


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