S7-300 Automation System Module data
Manual, 08/2006, A5E00105505-04
G-1
G List of abbreviations
G
G.1 G.1 List of abbreviations
Abbreviations Explanations
AC Alternating current
ADC Analog-to-Digital Converter
AI Analog input
AO Analog output
AS Automation system
COMP+ / - Compensation line (positive / negative)
CP Communications processor
CPU Central Processing Unit of the PLC
DAC Digital-to-Analog Converter
DB Data block
DC Direct current
DI Digital input
DO Digital output
ESD Electrostatic sensitive devices
EMC Electromagnetic Compatibility
EPROM Erasable Programmable Read-Only Memory
SSV Set substitution value
FB Function block
FC Function
FEPROM Flash Erasable Programmable Read-Only Memory
ES Encoder supply
I+ Measuring line for current input
I
C
+ / - Constantcurrent line (positive negative)
KV+ / - Cold spot comparison (positive / negative)
L+ Power supply 24 VDC
HLV Hold last valid value
FOC Fiber-optic conductor
M Ground
M+ / - Measuring line (positive / negative)
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