Siemens FS20 - Page 151

Updating the firmware
Updating the FW of the peripheral devices
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Building Technologies
009052_s_en_
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Fire Safety
2016
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06
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02
Connection to PC via FDUZ22x
ϖ The driver for the MCL-USB adapter FDUZ221 or FDUZ227 is installed on the
PC.
ϖ The line tester is fed either internally with batteries or via a mains adapter.
κ Connect the device to the PC via the MCL-USB adapter. You will find more
information in document 008250. See chapter 'Applicable documents'.
Figure 12: Connect the PC to the line tester
FDUZ221 / FDUZ227 MCL-USB adapter (interface USB/MC-LINK)
FDUL221 Line tester
DC Supply with network adapter DC 24 V / 625 mA
B Battery compartment 2 x 9 V
If the device has no MC link connection, it is an older device version with an
RS232 connection. You will find more information on this in the next chapter.
MC-Link
DC
FDUL221
FDUZ221/FDUZ227
USB
B