NS EN ISO 7278-2 : 1ED 1995

Committees responsible
National foreword
Methods
0 Introduction
1 Scope and field of application
2 References
3 Definitions
4 Description of systems
5 Essential performance requirements
6 Equipment
7 Design of pipe provers
8 Installation
9 Calibration
Annexes
A The use of pipe provers with four detectors
B Example of the calculation of the design parameters
   of a pipe prover
Figures
1 Typical unidirectional return-type prover system
2 Typical bidirectional straight-type piston prover
   system
3 Typical bidirectional U-type sphere prover system
4 Simultaneous use of two counters with a four-detector
   prover
5 Temporary connection of counters to measure n1 and n2