Glossary - Siemens SIMATIC HMI Mobile Panel 277 RO Operating Instructions Manual

Glossary

Automation system
Controller of the SIMATIC S7 series such as a SIMATIC S7-300
Bootloader
Used to start the operating system. Automatically started when the HMI device is switched
on. After the operating system has been loaded, the Loader opens.
EMC
Electromagnetic compatibility is the ability of electrical equipment to function properly in its
electromagnetic environment without influencing this environment.
Flash memory
Non-volatile memory with EEPROM chips, used as mobile storage medium or as memory
module installed permanently on the motherboard.
Hardcopy
Output of the screen content to a printer.
HMI device
An HMI device is a device used for the operation and monitoring of machines and plants.
The statuses of the machine or plant are indicated by means of graphic elements or by
indicator lamps on the HMI device. The operator controls of the HMI device allow the
operator to interact with the processes of the machine or plant.
HMI device image
The HMI device image is a file that can be transferred from a connected PC to the HMI
device. The HMI device image contains the operating system for the HMI device and the
RemoteOperate Client software.
Operating element
Component of a project used to enter values and trigger functions. A button, for example, is
an operating element.
Mobile Panel 277 RO
Operating Instructions, 10/2015, A5E36824256-AA
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