Kessel SonicControl Anleitung Für Einbau, Bedienung Und Wartung Seite 53

4. Electrical connection
Display
Movement keys / direction keys
for moving through the program menu
Enter key/OK key
Back key/ESC key
Pilot lamp indicating readiness for operation
Pilot lamp for malfunction message
Mains power supply cable
Modem connection
Connection for ultrasonic sensor
Connection options
for external signal generator
Connecting socket for potential-free
switch contact
USB-Slot
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