PTB Technical Rule
[PUBLISHED]
PTB-A 7.61
PTB-A 7.61
Messgeräte für Gas; Brennwertmessgeräte
Title (German)
Messgeräte für Gas; Brennwertmessgeräte
Brief description
The PTB requirements (PTB-A) for calorimeters for the approval for national national verification correspond to the recognized rules of technology. These requirements were adopted by the General Assembly for Verification in 1997 and replace the previous PTB-A 7.61, April 1988 edition and the 1st amendment of March 1996.