ABB Totalflow NGC8206 Manual Del Usuario página 286

TERM
MIPS
Mj
Mm
MMBtu
MMcf
MMI
Modbus
Modem
Module
Mol%
Mole Percent
MRB
MRM
MS
MSB
Mueller Bridge
Multiplex
Multi-tasking
Multi-tube Sites
Página B–40
Million instructions per second. The unit for expressing the speed of
processor machine code instructions.
Abbreviation for mega joule, equivalent to one million joules.
Acronym for Millimeter.
A thermal unit of energy equal to 1,000,000 Btu's, that is, the equivalent
of 1,000 cubic feet of gas having a heating content of 1,000 BTUs per
cubic foot, as provided by contract measurement terms.
A million cubic feet. See CUBIC FOOT. (1,000,000 CF)
See Man-Machine Interface.
Messaging structure developed and used to establish master-
slave/client-server communication between intelligent devices. Generic
protocol supported by most process automation vendors.
Modulator-Demodulator. A device used to convert serial digital data
from a transmitting terminal to a signal suitable for transmission over a
common carrier, or to reconvert the transmitted signal to digital data for
acceptance by a receiving terminal.
Typically a board assembly and its associated mechanical parts, front
panel, optional shields, and so on. A module contains everything
required to occupy one or more slots in a mainframe.
See Mole Percent.
The number of moles of a component of a mixture divided by the total
number of moles in the mixture.
Modbus Request Block. When requesting storage space after adding a
new Modbus application, the file is saved as a *.mrb file.
Modbus Register Map. When requesting storage space after adding a
new Modbus register, the file is saved as a *.mrm file.
Milliseconds. One-thousandth of a second.
Most Significant Byte
A high-accuracy bridge configuration used to measure three-wire RTD
thermometers.
A technique which allows different input (or output) signals to use the
same lines at different times, controlled by an external signal.
Multiplexing is used to save on wiring and I/O ports.
A property of an operating system in which several processes can be
run simultaneously.
Locations where many flow tubes are all within a prescribed distance
allowing one flow meter with multitube capabilities, such as the XSeries
product line, to monitor and maintain flow records for each tube in one
Flow Computer.
DEFINITION
2103650-001 – rev. AB