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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)
SIWAREX FTC
Abbreviations
16-137
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