0 About this Manual
0.3 Abbreviations and symbols
DX-NET-PROFINET-2
09/13 MN04012007Z-EN
www.eaton.com
5
0.3 Abbreviations and symbols
The following abbreviations are used in this manual:
0.4 Units
Every physical dimension included in this manual uses international metric
system units, otherwise known as SI (Système International d’Unités) units.
For the purpose of the equipment's UL certification, some of these
dimensions are accompanied by their equivalents in imperial units.
Table 1: Unit conversion examples
ADI
Application Data Instance
CW
Command
EMC
Electromagnetic compatibility
FB
Field bus
FS
Frame size
GND
Ground (0 V potential)
GSDML
Generic Station Description Markup Language
LED
Light Emitting Diode
LSB
Least significant bit
MSB
Most significant bit
PC
Personal Computer
PNU
Parameter number
PD
Process Data
PROFINET
Process field network
PLC
Programmable logic controller
SW
Status Word
UL
Underwriters Laboratories
Designation
US-American
value
US-American
designation
SI value
Conversion value
Length
1 in (’’)
inch
25.4 mm
0.0394
Power
1 HP = 1.014 PS
horsepower
0.7457 kW
1.341
Moment of
torque
1 lbf in
pound-force inches
0.113 Nm
8.851
Temperature
1 °F (T
F
)
Fahrenheit
-17.222 °C (T
C
)
T
F
= T
C
× 9/5 + 32
Rotational
speed
1 rpm
Revolutions per minute
1 min
-1
1
Weight
1 lb
pound
0.4536 kg
2.205
Flow rate
1 cfm
cubic feet per minute
1.698 m
3
/n
0.5889