Teledyne M300EM operation manual Term, Description/Definition

	Frequently Asked Questions		Teledyne API – Technical Manual - Model 300E Family CO Analyzers
	Term		Description/Definition
PCB		Printed Circuit Board, the bare board without electronic component.
PLC		Programmable Logic Controller, a device that is used to control instruments
		based on a logic level signal coming from the analyzer
PFA		Per-Fluoro-Alkoxy, an inert polymer. One of the polymers that du Pont markets
		as Teflon®
PLD		Programmable Logic Device
PLL		Phase Lock Loop
PMT		Photo Multiplier Tube, a vacuum tube of electrodes that multiply electrons
		collected and charged to create a detectable current signal
P/N (or PN)		Part Number
PSD		Prevention of Significant Deterioration
PTFE		Poly-Tetra-Fluoro-Ethylene, a very inert polymer material used to handle gases
		that may react on other surfaces One of the polymers that du Pont markets as
		Teflon®
PVC		Poly Vinyl Chloride, a polymer used for downstream tubing
Rdg		Reading.
RS-232		specification and standard describing a serial communication method between
		two devices, DTE (Data Terminal Equipment) and DCE (Data Circuit-terminating
		Equipment), using a maximum cable-length of 50 feet.
RS-485		specification and standard describing a binary serial communication method
		among multiple devices at a data rate faster than RS-232 with a much longer
		distance between the host and the furthest device.
SAROAD		Storage and Retrieval of Aerometric Data.
SLAMS		State and Local Air Monitoring Network Plan.
SLPM		Standard Liters Per Minute; liters per minute of a gas at standard temperature
		and pressure.
STP		Standard Temperature and Pressure.
TCP/IP		Transfer Control Protocol / Internet Protocol, the standard communications
		protocol for Ethernet devices.
TEC		Thermal Electric Cooler.
USB		Universal Serial Bus is a standard connection method to establish
		communication between peripheral devices and a host controller, such as a
		mouse and/or keyboard and a personal computer.
VARS		Variables, the variable settings of the analyzer.
Z/S		Zero / Span.

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