Petroleum and liquid petroleum products. Measurement of level and temperature in storage tanks by automatic methods - Measurement of level in atmospheric tanks Ingestion-build-54484 2 Objectives and principles

2 Objectives and principles

Cold formed components and sheeting up to and including grade S700 (unless coming within the scope of prEN 1090-4)

ISO 5832-9 provides the best industry guidance on wrought high nitrogen stainless steel to ensure manufacturing efficient surgical implants

By adopting ISO 11812

• Annex B (informative) Allocation of optical devices by categories and working groups

Petroleum and liquid petroleum products. Measurement of level and temperature in storage tanks by automatic methods - Measurement of level in atmospheric tanks Ingestion-build-54484 2 Objectives and principles1 Scope This part of ISO 4266 gives guidance on the accuracy, installation, commissioning, calibration and verification of automatic level gauges (ALGs), of both intrusive and non intrusive types, for measuring the level of petroleum and petroleum products having a Reid vapour pressure less than 100 kPa, stored in atmospheric storage tanks. This part of ISO 4266 is not applicable to the measurement of level in refrigerated storage tanks with ALG