Connections - Siemens FDUL221 Technical Manual

5 Structure and function
Setup
5.2.5
32
Building Technologies
Fire Safety

Connections

Connection for external power supply
For the power supply, only connect the FDUL221-B power unit kit to the
socket.
USB connection to the PC
Connect the USB cable to the
Ground connection
Connect the ground wire/shielding to the yellow/green
the other end to the ground potential.
socket to connect to the PC.
socket and connect
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2013-08-15