WEA 168

2 channels interface

  • 2 channel interface
  • Used for keypad WEK 110

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WEA 168

About WEA 168

Main features

  • Natural ventilation

    Natural ventilation

    The product is suitable for comfort ventilation to ensure that the building’s users enjoy a comfortable indoor climate

KNX certified

    KNX certified

    The product is KNX certified and supports this BUS communication

Product Details

The universal two channels interfaces are used as an interface for the convenient operation of installations via conventional push buttons/switches or for reading out technical binary signals.

They also enable the control of LEDs as well as the electronic relay controlling electrothermal valve drives.

Manufacturer: ABB. Type: US/U 2.2 www.ABB.com


Technical specifications
Bus voltage via bus
Power consumptio < approx. 10 mA 
Inputs/outputs 2. Individually parameterised as inputs or outputs
Permitted cable length <= 10 m
Scanning voltage 20 V DC 
Input current 0,5 mA
Output voltage 5 V DC 
Output current max. 2 mA, limited via series resistor  of 1.5k
Safety Short-circuit-proof, overload protection, reverse voltage protection

Delivery includes


Intelligent control of windows: MotorLink®

MotorLink® is a communication technology that enables 2-way control and feedback between window actuators and the Building Management System via the MotorController. All WindowMaster control systems are MotorLink® capable with many of our actuators. Click below to learn more and see related products.

Read more
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