Glossary
SIPROTEC, 7UM62, Manual
C53000-G1176-C149-7, Release date 03.2010
623
Double command
Double commands are process outputs which indicate 4 process states at 2 outputs: 2 defined (for example
ON/OFF) and 2 undefined states (for example intermediate positions)
Double-point indication
Double-point indications are items of process information which indicate 4 process states at 2 inputs: 2 defined
(for example ON/OFF) and 2 undefined states (for example intermediate positions).
DP
→ Double-point indication
DP_I
→ Double point indication, intermediate position 00
Drag and drop
Copying, moving and linking function, used at graphics user interfaces. Objects are selected with the mouse,
held and moved from one data area to another.
Earth
The conductive earth whose electric potential can be set equal to zero at every point. In the area of earth elec-
trodes the earth can have a potential deviating from zero. The term "Earth reference plane" is often used for
this state.
Earth (verb)
This term means that a conductive part is connected via an earthing system to the → earth.
Earthing
Earthing is the total of all means and measures used for earthing.
Electromagnetic compatibility
Electromagnetic compatibility (EMC) is the ability of an electrical apparatus to function fault-free in a specified
environment without influencing the environment unduly.
EMC
→ Electromagnetic compatibility
ESD protection
ESD protection is the total of all the means and measures used to protect electrostatic sensitive devices.
ExBPxx
External bit pattern indication via an ETHERNET connection, device-specific → Bit pattern indication
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