Siemens SIMATIC HMI OP 73micro Operating Instructions Manual page 179

Field
Area reserved in configured screens for the input and output of values.
Flash memory
Non-volatile memory with EEPROM chips, used as mobile storage medium or as memory
module installed permanently on the motherboard.
Half brightness lifetime
Time period until the brightness degrades to 50% of its original value. The specified value is
dependent on the operating temperature.
Hardcopy
Output of the screen content to a printer.
HMI device image
File which can be transferred from the programming device to the HMI device. The HMI
device image contains the operating system and elements of the runtime software required
to run a project.
Infotext
Configured information on objects within a project. An alarm infotext, for example, may
contain information on the cause of the fault and troubleshooting routines.
IO field
Enables the input or output of values on the HMI device which are transferred to the
controller.
Notation
System consisting of characters, symbols and rules. In particular used to define the write
format of a programming language in data processing.
Object
Component of a project. Example: screen or alarm. Objects are used to view or enter texts
and values on the HMI device.
Operator control object
Component of a project which is used to enter values and trigger functions. A button, for
example, is an operator control object.
OP 73micro, TP 177micro (WinCC flexible)
Operating Instructions, 09/2007, 6AV6691-1DF01-0AB0
Glossary
179