Each digit indicates the following status :
D15 Start Word = 02
D14 4
D13 When send the upper display data = 1
When send the lower display data = 2
D12, D11 Annunciator for Display
uS = 13 mS = 14 PPM = 19
pH = 05 mV = 18
mg/L = 07 % O2 = 06
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
D8 to D1 Display reading, D1 = LSD, D8 = MSD
For example :
If the display reading is 1234, then D8 to
D1 is : 00001234
D0 End Word = 0D
RS232 setting
Baud rate 9600
Parity No parity
Data bit no. 8 Data bits
Stop bit 1 Stop bit
44
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