NS EN 13220 Ed. 1 (1998)被替代
Flow-metering Devices For Connection To Terminal Units Of Medical Gas Pipeline Systems
出版：Norwegian Standards (Norges Standardiseringsforbund)
专家解读视频
Defines flow-metering devices which are connected and disconnected by the operator at terminal units of a medical gas pipeline system for measurement and delivery of medical gases, they can be connected either directly or by means of flexible connecting assemblies. Applicable only to flow-metering devices for the following medical gases; nitrous oxide, oxygen, carbon dioxide, air for breathing, xenon, helium, oxygen/nitrous oxide mixture (50% / 50% V/V), specified mixtures of the gases listed above. Excluded are electrical or electronic flow-metering devices.
NEN EN 13220:1998 - Identical
SS EN 13220 Ed. 1 (1999) - Identical
UNE EN 13220:1999 - Identical
I.S. EN 13220:1999 - Identical
UNI EN 13220:2000 - Identical
NBN EN 13220:1999 - Identical
NF EN 13220:1999 - Identical
ONORM EN 13220:1999 - Identical
DIN EN 13220 (1999-01) - Identical
BS EN 13220:1999 - Identical
SN EN 13220:1999 - Identical
