Section 1: Introduction

Reference, Installation, and Operations Manual

June 2013

3-9000-743 Rev S

 

 

 

Table 1-1 Gas Ultrasonic Meter acronyms, abbreviations and definitions

 

 

 

Acronym or abbreviation

Definition

 

 

 

 

m3/h

cubic meters per hour (volumetric flow rate)

 

m3/s

cubic meters per second (volumetric flow rate)

 

mA

milliamp (current unit)

 

 

 

 

microinch (μinch)

microinch (10-6in)

 

micron

micrometer (10-6m)

 

MJ

megajoule (energy)

 

 

 

 

MJ/d

megajoules per day (energy rate)

 

 

 

 

MJ/m3

megajoules per cubic meter (heating value)

 

 

 

 

MJ/h

megajoules per hour (energy rate)

 

 

 

 

MJ/s

megajoules per second (energy rate)

 

 

 

 

MMBtu

million British Thermal Units (energy)

 

 

 

 

MMBtu/d

million Btu per day (energy rate)

 

 

 

 

MMBtu/h

million Btu per hour (energy rate)

 

 

 

 

MMBtu/s

million Btu per second (energy rate)

 

 

 

 

MMU

Memory Management Unit

 

 

 

 

MPa

megapascal (equivalent to 106 Pascal) (pressure unit)

 

N/A

not applicable

 

 

 

 

Nm3/h

normal cubic meters per hour

 

NOVRAM

non-volatile random access memory

 

 

 

 

Pa

Pascal, equivalent to 1 newton per square meter (pressure unit)

 

 

 

 

Pas

Pascal Second (viscosity unit)

 

 

 

 

PC

Personal Computer

 

 

 

 

PFC

peripheral field connection (board)

 

 

 

 

P/N

part number

 

 

 

 

ppm

parts per million

 

 

 

 

PS

power supply (board)

 

 

 

 

psi

pounds per square inch (pressure unit)

 

 

 

 

psia

pounds per square inch absolute (pressure unit)

 

 

 

 

psig

pounds per square inch gage (pressure unit)

 

 

 

 

PWL

Piece-Wise Linearization

 

 

 

 

rad

radian (angle)

 

 

 

 

RAM

Random Access Memory

 

 

 

 

4

Definitions, acronyms, abbreviations