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FAQs Model GFC7001E Carbon Dioxide Analyzer
Teledyne Analytical Instruments 59
Term Description/Definition
NO
X
nitrogen oxides, here defined as the sum of NO and NO
2
NO
y
nitrogen oxides, often called odd nitrogen. The sum of NO, NO
2
(NO
X
) plus other
compounds such as HNO
3
Definitions vary widely and may include nitrate (NO
3
), PAN,
N
2
O and other compounds.
NH
3
ammonia
O
2
molecular oxygen
O
3
ozone
SO
2
sulfur dioxide
DAS
Data Acquisition System
DIAG Diagnostics, the diagnostic settings of the analyzer.
DHCP Dynamic Host Configuration Protocol. A protocol used by LAN or Internet
servers to automatically set up the interface protocols between themselves and
any other addressable device connected to the network
DOM Disk On Module, the analyzer’s central storage area for analyzer firmware,
configuration settings and data This is a 44-pin IDE flash disk that can hold up to
128MB.
DOS
Disk Operating System
DRAM Dynamic Random Access Memory
DR-DOS Digital Research DOS
Ethernet a standardized (IEEE 802.3) computer networking technology for local area
networks (LANs), facilitating communication and sharing resources
FLASH flash memory is non-volatile, solid-state memory
GFC
Gas Filter Correlation
I
2
C bus a clocked, bi-directional, serial bus for communication between individual
analyzer components
IC Integrated Circuit, a modern, semi-conductor circuit that can contain many basic
components such as resistors, transistors, capacitors etc in a miniaturized
package used in electronic assemblies
IP
Internet Protocol
IZS
Internal Zero Span
LAN
Local Area Network
LCD
Liquid Crystal Display
LED
Light Emitting Diode
LPM
Liters Per Minute
M/R
Measure/Reference
NDIR Non-Dispersive Infrared.
NIST-SRM National Institute of Standards and Technology - Standard Reference Material.
PC Printed Circuit Assembly, the PCB with electronic components, ready to use
PC/AT Personal Computer / Advanced Technology.