11. 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
(9W 'D" Connector)
Center Pin.........................
Pin 4
(3.5 mm jack plug)
Ground/shield......................
Pin 2
2.2 K
resister
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 indicate the following status :
D15 Start Word
D14 4
D13 1
D12 and Anunuciator for Display
D11 g = 57 Newton = 59 oz =58
Kg = 55 LB = 56
26
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