5 REM ******************************************************
1Ø REM THE EXAMPLE OF USING PN 3ØØ WITH RS-232C INTERFACE
2Ø REM VOLTAGE SETTING OF SOURCE A TO 1Ø.ØØ V
3Ø REM VOLTAGE SETTING OF SOURCE B TO 3Ø.ØØ V
4Ø REM CURRENT SETTING OF BOTH SOURCES TO Ø.1ØØ A
5Ø REM ******************************************************
6Ø CLS
7Ø REM *** SET UP INTERFACE COMMANDS ***
8Ø IDCL$=CHR$(2Ø):IREN$=CHR$(9):ILLO$=CHR$(25): IGTL$=CHR$(1)
9Ø REM
1ØØ REM *** OPENING COMMUNICATION FILE ***
11Ø OPEN "com2:12ØØ,n,8,1,CS3ØØØØ,LF" FOR RANDOM AS #1
12Ø REM
13Ø REM *** SET UP DEVICE AND STATUS REPORTING ***
14Ø PRINT #1,IDCL$;IREN$;ILLO$;"*RST;*CLS"
15Ø REM
16Ø REM *** SETTING OF OPERATING PARAMETERS ***
17Ø PRINT #1,"OPER_IND;PROT_LIM"
18Ø REM
19Ø REM *** SETTING OF SOURCE A ***
2ØØ PRINT #1,"SEL_A;VSET 1Ø.ØØ;ISET Ø.1ØØ"
21Ø REM
22Ø REM *** SETTING OF SOURCE B ***
23Ø PRINT #1,"SEL_A;VSE_MAX;ISET Ø.1ØØ"
24Ø REM
25Ø REM *** ACTIVATION OF OUTPUTS ***
26Ø PRINT #1,"OUT_ON"
27Ø REM
28Ø REM *** SET UP DEVICE AND SET LOCAL MODE ***
29Ø PRINT #1,"*RST;*OPC?"
3ØØ REM #1 ,A$
31Ø PRINT #1,IGTL$
32Ø REM
33Ø REM *** CLOSE STATEMENT ***
34Ø CLOSE #1
35Ø END
8 Maintenance
The unit does not require special maintenance if it is used and handled correctly. Only use a
soft wet rag with some soap-suds or a soft rinse liquid for cleaning. Avoid acrid cleanser and
solvents.
Service work should only be done by trained personnel.
In case of repairs it is vital to ensure that the design characteristics of the unit are not changed
thus reducing the safety and that replacement parts match the original ones and are installed
properly (original state).
Warning! The unit must be separated from all power sources before maintenance
work, repairing or replacing parts or fuses.
33
Operating Instructions PN 300
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