<p class="MsoBodyText"><span lang="EN-GB">This document gives requirements and guidance on the accuracy, installation, commissioning, calibration and verification of automatic level gauges (ALGs) both intrusive and non-intrusive, for measuring the level of petroleum and petroleum products having a vapour pressure less than 4 MPa, stored in pressurized storage tanks.</span></p>
<p class="MsoBodyText"><span lang="EN-GB">This document gives guidance on the use of ALGs in custody transfer application.</span></p>
<p class="MsoBodyText"><span lang="EN-GB">This document is not applicable to the measurement of level in caverns and refrigerated storage tanks with ALG equipment.</span></p>
Registration number (WIID)
85472
Scope
<p class="MsoBodyText"><span lang="EN-GB">This document gives requirements and guidance on the accuracy, installation, commissioning, calibration and verification of automatic level gauges (ALGs) both intrusive and non-intrusive, for measuring the level of petroleum and petroleum products having a vapour pressure less than 4 MPa, stored in pressurized storage tanks.</span></p>
<p class="MsoBodyText"><span lang="EN-GB">This document gives guidance on the use of ALGs in custody transfer application.</span></p>
<p class="MsoBodyText"><span lang="EN-GB">This document is not applicable to the measurement of level in caverns and refrigerated storage tanks with ALG equipment.</span></p>
