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Specifies tests to determine performance of pneumatic valve positioners with 3 to 15 lbf/in2 (gauge) input signal. Method of evaluation specifies use of a valve operator of a spring-opposed or double-acting diaphragm or piston type in order to allow a r
Author | BSI |
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Editor | BSI |
Document type | Standard |
Format | File |
Confirmation date | 2017-05-01 |
EAN ISBN | 0 580 34137 2 |
ICS | 23.100.50 : Control components
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Number of pages | 14 |
Year | 1960 |
Country | United Kingdom |
Keyword | BS 4151 ; BS4151 |