L75_Ohms Range - Fluke 1523 Technical Manual

1523, 1524 Reference Thermometer
Manual Calibration Process
7.9.2.1

L75_OHMS Range

ADJ1 = ave0 Ω – 0 Ω nominal
ADJ2 = ave75 Ω – 75 Ω nominal
7.9.2.2 LO_OHMS Range
ADJ1 = ave75 Ω – 75 Ω nominal
ADJ2 = ave400 Ω – 400 Ω nominal
7.9.2.3 MED_OHMS Range
ADJ1 = ((ave400Ω – 400Ω nominal) + ((ave40,0000Ω – 40,000Ω nominal)*0.005)+
(ave200Ω – 200Ω nominal))/2
ADJ2 = ave40,000Ω – 40,000Ω nominal
7.9.2.4 HI_OHMS Range
ADJ1 = ave40,000Ω – 40,000Ω nominal
ADJ2 = 0.8333 (ave300,000Ω – 300,000Ω nominal) + 0.5(ave500,000Ω – 500,000Ω
nominal)
7.9.2.5 Millivolt Range
ADJ1 = ave0mV – 0mV nominal
ADJ2 = ave75mV – 75mV nominal
8. Send the calculated ADJ values from step 7 to the UUT using the following
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The following are the individual formulas for each ADJ value:
serial commands. The XXXX represents the new calculated value.
CAL:DEV:RANG:SEL L75_OHMS
CAL:DEV:RANGE:ADJ1 XXXX
CAL:DEV:RANGE:ADJ2 XXXX
CAL:DEV:RANG:SEL LO_OHMS
CAL:DEV:RANGE:ADJ1 XXXX
CAL:DEV:RANGE:ADJ2 XXXX
CAL:DEV:RANG:SEL MED_OHMS
CAL:DEV:RANGE:ADJ1 XXXX
CAL:DEV:RANGE:ADJ2 XXXX
CAL:DEV:RANG:SEL HI_OHMS
CAL:DEV:RANGE:ADJ1 XXXX
CAL:DEV:RANGE:ADJ2 XXXX
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