GEA VARIVENT Vacuum Valve V, Руководство по эксплуатации

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Notes for the Reader
Abbreviations and Terms
8
Operating Instructions · VARIVENT
®
Vacuum Valve V
Edition 2016-06-30
HNBR Material designation
Short designation according to DIN/ISO 1629:
Hydrogenated Acrylonitrile Butadiene Rubber
IP Protection class
ISO International standard issued by the International Organization for Standardi-
zation
kg Unit of measurement of weight [kilogram]
kN Unit of measurement of force [kilonewton]
L Unit of measurement of volume [litre]
max. maximum
mm Unit of measurement of length [millimetre]

m Unit of measurement of length [micrometre]
M metric
Nm Unit of measurement of work [newton metre]
U
NIT OF TORQUE
1 Nm = 0.737 lbft
Pound-Force (lb) + Feet (ft)
PA Polyamide
PE-LD Low-density polyethylene
SET-UP Self-learning installation
During commissioning and maintenance, the SET-UP procedure carries out
all the necessary settings for the generation of messages.
a/f Indicates the size of spanners
width across flats
T.VIS Tuchenhagen Valve Information System
V AC Volt alternating current
V DC Volt direct current
W Unit of measurement of power [Watt]
TIG Welding method
Tungsten inert gas welding
Inch OD Pipe dimension acc. to British standard
(BS), Outside Diameter
Inch IPS US pipe dimension
Iron Pipe Size
Abbreviation Explanation