Koppla 2100

Apartment control unit for access control, energy metering and alarms.

Features and advantages

  • External connection of signals and controls for door environment.
  • Aptus cable 1 from control unit to door unit. For entry telephony, use Aptus cable 2.
  • Clear division between control unit side and door side.
  • Two independently programmable inputs.
  • (BS, dry contact or i impulse metering as per S0).
  • One independently programmable relay output (switching function).
  • Buzzer, function programmable from Multiaccess Styra.
  • Tamper switch, logged to Multiaccess Styra.
  • Fused and protected.
  • Fused 12 Volt and 24 Volt for external equipment..


Power supply V DC 24/12
Consumption Watts min 0,48 max 3,6 at 24V
Amp min 0,02 max 0,15 for 24V

Temperature ˚C -0 to +40
Humidity % 10 to 90

Number of A485 ports 2 (unit side, door side)
A485 repeater, unit side -> door side Yes
Fused output voltage A485-port, on door side 1,0 A (12V)
Automatic fuse reset Yes
LEDs for indication of communication status Yes
LEDs for indication of fuse status Yes
Blown fuses logged to Multiaccess Yes

Number of outputs 1
Contact data relay 28V, 1A
Relay function Switching
Fuse 1A PTC per relay
PWR/ISO Adjustable for each relay
LED indicates when output is active Yes
Sequential startup Yes

Number of inputs 2
Detection of dry contact/breaker Yes
Supports connection of double balanced sensors Yes
Configuration of threshold values from Multiaccess Yes
Impulse meter function as per S0 Yes
LEDs for indication of input status Yes

12 V V Yes, 1A fuse shared with A485 out
24V Yes, fused 2A

Communication to Styra 3000 RS 485 (A485)
Communication with reader, motor lock etc. RS 485 (A485)

Height 163
Width 163
Depth 40
Net weight in kg 0,38

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