Data Sheet for Product

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Siemens Frost detector A6V10432022_en--_e
Smart Infrastructure 2021-04-20
If terminal "B" of the QAF… is connected to a controller, signal >10 V might drop
out (e.g. 11 V) which, with certain types of controllers, can lead to a fault status
message.
Fit a Zener diode to terminal "B" of the QAF.. or to the controller’s input to ensure
that the DC 0…10 V signal will not exceed 10 V.
Note
Remedy