Abbreviation
Explanation
NC
Normally Closed; actuator is spring-to-close, valve is closed in idle position
Nm
Unit of measurement of work [newton metre]
SPECIFICATION FOR THE TORQUE: 1 Nm = 0.737 lbft
Pound-Force (lb) + Feet (ft)
NO
Normally Open; actuator is spring-to-open, valve is open in idle position
PA
Polyamide
PE-LD
Low-density polyethylene
PPE
Polytetrafluoroethylene
psi
Anglo-American unit of measurement for pressure [pound-force per square inch]
All pressure data expressed in [bar/psi] is assumed to be gauge pressure [barg/psig]
unless explicitly specified otherwise.
PTFE
Polytetrafluoroethylene
SET-UP
Self-learning installation
During commissioning and maintenance, the SET-UP procedure carries out all the
necessary settings for the generation of messages.
AF
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
Unit of measurement of length in the Anglo-American language area
Inch OD
Tube measurement according to British Standard (BS), outside diameter
Inch IPS
American pipe measurement, iron pipe size
102 / 104 - 13.2 List of abbreviations
0000000881 - 001 - EN-GB
Содержание VARIVENT X R Series
Страница 1: ...Operating Instructions Hygienic valves GEA VARIVENT Shuttle valve type X_R 2023 03 430BAL015128EN...
Страница 9: ...1 4 Declarations of conformity 1 4 Declarations of conformity 9 104...
Страница 12: ...12 104 1 4 Declarations of conformity 0000000881 001 EN GB...
Страница 40: ...40 104 5 5 Checking the pneumatic connection 0000000881 001 EN GB...
Страница 44: ...44 104 7 3 Shutdown 0000000881 001 EN GB...
Страница 88: ...88 104 9 7 Maintenance 0000000881 001 EN GB...
Страница 90: ...90 104 9 7 Maintenance 0000000881 001 EN GB...
Страница 98: ...98 104 12 2 Spare parts lists 0000000881 001 EN GB...
Страница 103: ...13 2 List of abbreviations 103 104...