Thermo Scientific TRACE 1600 Hardware Manual page 643

nm nanometer
NPD Nitrogen Phosphorous Detector
O
OD outside diameter
Ω ohm
P
-12
p pico (10 )
Pa pascal
PCB printed circuit board
PDD Pulsed Discharge Detector
PN part number
psi pounds per square inch
PTV Programmable Temperature Vaporizing Injector
PTVBKF Programmable Temperature Vaporizing
Injector with backflush
R
RAM random access memory
<Return> <Return> key on the keyboard
RF radio frequency
ROM read-only memory
RS-232 industry standard for serial communication
S
s second
sag See surge
slow average A gradual long-term change in average
RMS voltage level, with typical duration greater than
2 s.
Thermo Scientific
SOP Standard Operating Procedures
SSL split/splitless injector
SSLBKF split/splitless injector with Backflush
source current The current needed to ignite a
source, such as a detector lamp.
surge A sudden change in average RMS voltage level,
with typical duration between 50 μs and 2 s.
T
TCD Thermal Conductivity Detector
transient A brief voltage surge of up to several
thousand volts, with a duration of less than 50 μs.
V
V volt
Vac volts, alternating current
Vdc volts, direct current
VGA Video Graphics Array
W
w width
W Watt
When a unit of measure has a quotient (e.g. Celsius
degrees per minute or grams per liter) this can be written
as negative exponent instead of the denominator:
For example:
-1
°C min instead of °C/min
-1
g L instead of g/L
TRACE 1600/1610 Hardware Manual
Glossary: nm
611