5-4 Setting the CO2 altitude compensation value
When the lower display show " ALt " :
1)Press the " Enter Button " ( 3-4, Fig. 1 ) once, the upper
display will show " CO2 altitude compensation value "
with meter unit, use the " Button " ( 3-5, Fig. 1 ) or " ▲
Button " ( 3-6, Fig. 1 ) to select the " CO2 altitude▼
compensation value ".
2)After setting the CO2 altitude compensation value, press
the " Enter Button " ( 3-4, Fig. 1 ) will save the setting
value with default.
* If before press the " Enter Button ", just press
the " ESC Button " ( 3-3, Fig. 1 ) will escape the
Advanced Setting procedures without saving the
alarm value into the circuit memory.
6. RS232 PC SERIAL INTERFACE
The instrument has RS232 PC serial interface via a 3.5
mm terminal ( 3-10, Fig. 1 ).
The data output is a 16 digit stream which can be
utilized for user's specific application.
A RS232 lead with the following connection will be
required to link the instrument with the PC serial port.
Meter PC
(3.5 mm jack plug) (9W 'D" Connector)
Center Pin........................Pin 4
Ground/shield.....................Pin 2
2.2 K
resister
Pin 5
10
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