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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
Pin 5
The 16 digits data stream will be displayed in the
following format :
D15 D14 D13 D12 D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0
Each digit indicates the following status :
D15
Start Word
D14
4
D13
1
D12 & D11 Annunciator for Display
Bar = 22
mm Hg = 78
inch H20
= 25
Psi = 23
inch Hg = 80
ATP = 26
hPa = 91
KPa = 88
Kg/cm^2
= 77
meter H20
= 79
D10
Polarity
0 = Positive 1 = Negative
D9
Decimal Point(DP), position from right to the
left
0 = No DP, 1= 1 DP, 2 = 2 DP, 3 = 3 DP
15