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11. RS232 PC SERIAL INTERFACE
The instrument has RS232 PC serial interface via a 3.5 mm
terminal ( 3-12, Fig. 1 ) if the RS232 function already select
to " ON ", refer to chapter 7-7, page 14.
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
Center Pin............................................
(3.5 mm jack plug)
Ground/shield...........................................
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 :
D0
End Word
D1 & D8
Display reading, D1 = LSD, D8 = MSD
For example :
If the display reading is 1234, then D8 to
D1 is : 00001234
PC
(9W 'D" Connector)
Pin 4
Pin 2
Pin 5
17
2.2 K
resistor
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