Weidmüller 1334950000, Manual

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14 2604080000/03/08.2020 Manual u-control
3 System overview | Type plate
3.6 Type plate
Each controller features a type plate, which includes iden-
tification information and the key technical specifications.
In addition, a QR code allows for direct online access to the
associated documentation. The software for reading the QR
code must support inverted QR codes. A breakdown of the
serial numbers can be found in the table provided in the an-
nex.
3
1 7
6
8
5
4
2
Type plate (example)
1 Product number (Order No.)
2 Serial number
3 Manufacturing code
4 ATEX marking
5 Logos of certification bodies
6 Replacement part order number
7 Hardware version
8 Notice documentation
3.7 Battery
The controller can be equipped with a battery (for specifica -
tion see technical data). The battery continues to supply the
integrated real-time clock if the power supply is interrupted.
3.8 Memory card
The controller can be equipped with an SD card (for specifi -
cation see technical data).
For the UC20-SL2000 controllers, you need the SD card to
install the firmware on the controller.
You can insert an SD card into the UC20-WL2000 control-
lers, if you want to access the SD card via Node-RED.