button acknowledgement
The ATQ3 acoustic pushbutton acknowledgement provides audible confirmation for two call buttons and is wired between the control unit and the button – without additional contacts in the button. It enables quick and easy installation.
| nominal voltage | 24 V DC |
| power supply | 10 – 40 V DC |
| power consumption | 10 mA |
| current load | 0.5 A (per call button) |
| volume | infinitely adjustable |
| connection | Control: screw terminal 4-pole, max. 2.5 mm² and connector 3-pole Call button: connector 3-pole |
| ambient air temperature | -20 °C up to +60 °C |
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