Hioki 3155-01, Instruction Manual

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1. Basic settings and measurement (manual measurement)
For measuring the earth leakage current of the equipment to be measured of
the grounding class
.
10 OPEN "COM1:9600,N,8,1" FOR RANDOM AS #1
20 PRINT #1,":HEAD OFF"
30 PRINT #1,"MODE OFF;:EQU CLA1"
40 PRINT #1,":MODE EART"
50 PRINT #1,":CONF:AUTO OFF"
60 PRINT #1,":CONF:POL NORM"
70 PRINT #1,":CONF:COND POW"
80 PRINT #1,":CONF:FILT ON"
90 PRINT #1,":MEAS?"
100 INPUT #1,MV$,JUDG$
110 PRINT "Leakage Current: ";MV$
120 CLOSE
130 END
Line Explanation of program
10 Open the RS-232C circuit file.
20 Set the response header to OFF.
30 Set the grounding class of the equipment to be measured to class
.
40 Set the earth leakage current measurement.
50 Set the manual measurement.
60 Set the power source polarity to the normal polarity.
70 Set the condition of the equipment to be measured to the single fault
condition (open power lead).
80 Set the measurement network filter to ON.
Lines 50 to 80 can be written as a single command as follows:
PRINT #1,":CONF:AUTO OFF;POL NORM;COND POW;FILT ON"
90 Query the measured value.
100 Judge the measured value.
110 Display the measured value.