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Important Information
Operation manual VCpro 600
7
1.4
Legend for the abbreviations
Abbreviation
Designation or meaning
Explanation
A
Ampere - current strength
Electrical unit
abs
absolute
Value specification
AC
Alternating current
Electrical unit
ATM
Atmosphere
Pressure specification
DC
Direct current
Electrical unit
DN
Nominal diameter
– inner diameter
(French: diamètre nominal)
Dimension specification
EPDM
Ethylene propylene diene rubber
Material
EX
Exhaust
Connection designation
FFKM
Perfluorinated rubber
Material
FKM
Fluorinated rubber
Material
FS
Full scale
Scale end value
FSS
Level sensor (German: Füllstandssensor)
Component
hh:mm:ss
hour / minute / second
Time specification
hPa
Hektopascal (1 hPa = 1 mbar = 0.75 Torr)
Pressure unit
Hz
Hertz - frequency
Electrical unit
IN
Intake
Connection designation
LVS
Labor vacuum system
Device model
max.
Maximum
Value specification
mbar
Millibar (1 mbar = 1 hPa = 0.75 Torr)
Pressure unit
min.
Minimum
Value specification
mm
Millimeter
Dimension specification
MPC
Diaphragm pump, chemically resistant
Device model
PP
Polypropylene
Material
PVDF
Polyvinylidene fluoride
Material
r.F.
Relative humidity (German: relative Feuch-
te)
Environmental condition
RPM
Rotation per minutes
Mechanical unit
Torr
Torr (1 Torr = 1.33 mbar = 1.33 hPa)
Pressure unit
V
Volt - voltage
Electrical unit
VCpro
Vacuum controller
Device model
W
Watt
– power
Electrical unit
WV
Water valve
Component