DPI 740 User Manual iv
K200 Issue No. 1
Abbreviations continued
Ni Cad nickel cadmium
o/d outside diameter
Pa Pascal
PCB printed circuit board
ppm parts per million
psi pound per square inch
QFE barometric pressure at airfield level (local)
QFF calculated sea level pressure including air temperature
QNH calculated sea level pressure
RPT resonant pressure transducer
RTS ready to send
RS232 Serial data communication standard
Rx receive
Tx transmit
VVolt
VA Volt amp
Cdegrees Celsius
F degrees Fahrenheit
Symbols
The following symbols are used to identify hazards on this
instrument.
Static sensitive components handle with
extreme care.
This symbol, on the instrument, indicates that
the user should refer to the user manual.
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