Siemens SIMATIC PG 720 P Manual page 118

Glossary
P
Parallel Interface
Information is transmitted a byte at a time via a parallel interface (port). This
means that the transmission rate is very fast. The programming devices have
one parallel interface (LPT1).
Password See Access Protection
PC
Personal computer
PCMCIA
(Personal Computer Memory Card International Association). Association of
about 450 computer companies with the aim of setting worldwide standards
for miniaturizing PC expansion cards and making their use more flexible,
offering the market a basis for development. Cooperates with JEIDA.
PG LINK Linking two programming devices via a special connecting cable.
PLC
SIMATIC S5 programmable logic controller
PROFIBUS Bus system based on the PROFIBUS standard. Components of the SIMATIC
S5 and S7 series (programming devices, programmable logic controllers,
programmable control systems, distributed I/Os) can be networked using
PROFIBUS.
Programmable
The programmable logic controllers (PLC) of the SIMATIC S5 system
Logic Controller
consist of a central controller, one or more CPUs and various I/O modules.
The PLCs of the SIMATIC S7 system (for example, S7-200, S7-300) consist
of one or more CPUs and various I/O modules.
Programmable The programmable logic controllers (PLC) of the SIMATIC S5 system
Logic Controller consist of one or more CPUs and various I/O modules. The PLCs of the
System SIMATIC S7 system (for example, S7-200, S7-300) consist of one or more
CPUs and various I/O modules.
Pull-Down Menu
See Drop-Down Menu
Glossary-8
PG 720 P Programming Device
C79000-G7076-C721-02