Common use of Pressure recording Clause in Contracts

Pressure recording. 4.6.1. The difference Δp between barometric pressure within the test area and the enclosure internal pressure shall, throughout the evaporative emission measurements, be recorded or entered into a data processing system at a frequency of at least once per minute.

Pressure recording. 4.6.14.5.1. The difference Δp between barometric pressure within the test area and the enclosure internal pressure shallmust, throughout the evaporative hydrogen emission measurements, be recorded or entered into a data processing system at a frequency of at least once per minute.

Pressure recording. 4.6.14.5.1. The difference Δp p between barometric pressure within the test area and the enclosure internal pressure shallmust, throughout the evaporative hydrogen emission measurements, be recorded or entered into a data processing system at a frequency of at least once per minute.

Pressure recording. 4.6.14.5.1. The difference Δp ∆p between barometric pressure within the test area and the enclosure internal pressure shallmust, throughout the evaporative hydrogen emission measurements, be recorded or entered into a data processing system at a frequency of at least once per minute.