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BS ISO 18132-3:2011 Refrigerated hydrocarbon and nonpetroleum based liquefied gaseous fuels. General requirements for automatic tank gauges - Automatic tank gauges for liquefied petroleum and chemical gases on board marine carriers and floating storage >
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BS ISO 18132-3:2011 Refrigerated hydrocarbon and nonpetroleum based liquefied gaseous fuels. General requirements for automatic tank gauges - Automatic tank gauges for liquefied petroleum and chemical gases on board marine carriers and floating storage, 2012
- Foreword
- Introduction
- 1 Scope
- 2 Terms, definitions and abbreviated terms
- 2.1 Terms and definitions
- 2.2 Abbreviated terms
- 3 General safety precautions
- 3.1 Compliance with safety regulations, standards, and classification rules
- 3.2 Equipment precautions
- 4 Design requirements
- 4.1 General
- 4.2 Provisions for routine maintenance and verification
- 4.3 Provision against sudden malfunctions
- 4.4 Dynamic response
- 4.5 Minimum measurable level
- 4.6 Data filtering and averaging
- 4.7 Compensation for variation of cargo temperatures and/or composition
- 4.8 Sealing, security and unsealing
- 4.9 Redundancy
- 4.10 Data communication
- 5 Installation
- 5.1 General
- 5.2 Location of installation
- 5.3 Interference of ATGs in a cargo tank
- 6 Accuracy
- 6.1 General
- 6.2 Calibration reference
- 6.3 Accuracy requirement
- 6.4 Readout resolution
- 7 Recertification of ATGs
- 7.1 General
- 7.2 Method of periodic certification
- 7.3 Maximum permissible error
- 7.4 Frequency of subsequent calibration and recertification
- 8 ATG calibration records
- Annex A (normative) Calibration and verification of various ATGs in common use
- Annex B (normative) Calibration and verification of radar-type ATG
- Annex C (normative) Calibration and verification of magnetic-type ATG
- Annex D (normative) Calibration and verification of float-type ATG
- Annex E (normative) Calibration and verification of hydrostatic-type ATG
- Annex F (informative) Accuracy limitations of level measurement of LPG and chemical gases
- Annex G (informative) Uncertainty associated with accuracy test of float-type ATG
- Bibliography [Go to Page]