Abbreviations
SIWAREX FTC 16-137
16 Abbreviations
ADC Analog-Digital-Converter
ASCII American Standard Code for Information Interchange
B Gross weight
O&O Operating and Observing
CPU Central processing unit
DO Digital output
DB Data block
DI Digital input
FC STEP7 function call
FB Function block (S7)
FM Function module (for S7-300)
HMI Human machine interface (SIMATIC Operator Panel)
HW Hardware
MMC Micro-Memory-Card / Multi-Media-Card
MPI Multi-Point-Interface
NAWI Non-automatic weighing instrument
NSW Non-automatic weighing instrument
OD Output Disable (S7)
OIML Organization Internationale de Metrologie Legale
OM Object manager for STEP 7 objects
OP Operator Panel (SIMATIC)
P-BUS Peripherals bus (S7)
PC Personal Computer
pT Preset tare (predefined tare weight with manual taring)
PTB Physikalisch Technische Bundesanstalt (certification authority for
calibration of scales)
RAM Random Access Memory
S7-300 Siemens Automation System for the mid-performance-range
S7-400 Siemens Automation System for the high-level performance range
SFC System Function Call (S7)
STEP 7 Programming device software for SIMATIC S7
T Tare weight
TIA Totally Integrated Automation
TP Touch Panel (SIMATIC)
UDT Universal Data Table (S7)
WRP Write Protection
LC Load cell(s)
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