vacuubrand DVR 3pro, Instructions For Use Manual

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9 20901134_EN_DVR 3pro_V1.4_060420
Introduction
1.2.4 1.2.4 Abbreviations Abbreviations
abs.
absolute
ATM
Atmospheric pressure
d
i
(di) Interior diameter
DAkkS
Deutsche Akkreditierungsstelle GmbH (accreditation
institute)
DN
Nominal diameter
El. Data Electrical data
`
ATEX equipment labeling
GF Glass fiber reinforced
GK Glass pellets
Gr. Size
hPa Pressure unit, Hectopascal (1 hPa = 1 mbar =
0.75 Torr)
KF Small flange
max Maximum value
mbar Pressure unit, millibar (1 mbar = 1 hPa = 0.75 Torr)
min Minimum value
PA Polyamide
PBT Polybutylene terephthalate
PP Polypropylene
PPS Polyphenylene sulphide
PTFE Polytetrafluorethylene
RMA‑N° Return Merchandise Authorization number
Sec. Second(s)
Torr Pressure unit (1 Torr = 1.33 mbar = 1.33 hPa)
1.2.5 1.2.5 Term definition Term definition
DVR 2pro
Fully electronic vacuum gauge for measurement
within the measuring range of atmospheric pres‑
sure and 1 mbar, with digital and analogue pres‑
sure reading.
DVR 3pro Functions like DVR 2pro, including ATEX approval
Rough vacuum Pressure measuring range in vacuum technology,
from: atmospheric pressure–1 mbar
(atmospheric pressure–0.75 Torr)
Used
Abbreviations
Product specific
terms