YSI Level Scout - Manual (Page 49)

Figure A-3 shows the signal assignment for the RS-232 side of the Model 771 RS-485 to RS232 converter.
YSI Incorporated Level Scout 47
Figure A-3
Figure A-4 shows the signal assignments for the Model 772 RS-485 to SDI-12 converter.
Figure A-5 shows the 770 Non submersible Quick Disconnect Communication Cable. It includes an RS-485 communication
connector, DC power connector, and battery connector. The 770 is not intended for field deployment.
Model 771
RS-485 to RS-232
Converter
Model 772
Figure A-4
Model 770
Figure A-5