Connecting The Tabletop Power Supply Unit - Siemens SIMATIC HMI Operating Instructions Manual
Hmi device
mobile panel 277f iwlan
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Also See for SIMATIC HMI:
- Operating instructions manual (121 pages) ,
- Start-up instructions (40 pages) ,
- Product information (25 pages)
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Installation and connection
4.7 Connecting the HMI device
NOTICE
Functional problem
If USB devices overload the interface, malfunctions might occur.
Observe the values for the maximum load of the USB interface. You will find the values in
the technical specifications.
NOTICE
Access to USB interface is not possible
The USB interface is disabled while the main battery is being changed. During a main
battery change it is not possible to export recipes and archives to a USB memory stick, for
example.
Make sure no one tries to access the USB interface while the main battery is being
changed.
See also
Interfaces of the HMI device (Page 76)
4.7.7
Connecting the tabletop power supply unit
Introduction
The tabletop power supply unit is used to power the HMI device and to charge the battery in
the HMI device in 120 V and 230 V networks. The setting of the voltage range takes place
automatically. The tabletop power supply unit is connected with the power supply cable by
the input connector.
CAUTION
Danger of overheating
Do not cover the tabletop power supply unit.
CAUTION
Please note that the mains connector must be removed for a complete disconnection from
the mains.
NOTICE
Only use the tabletop power supply unit approved for the HMI device. The tabletop power
supply unit is only suitable for an office environment.
82
Mobile Panel 277F IWLAN
Operating Instructions, 12/2007, A5E01003940-01
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