Joe, 'CALIBRATE REFERENCE' command refers to RATIO/REFERENCE input channel calibration, located on the back side of 7081. It isn't calibration of the internal voltage reference (zener). So, you should apply a +10 V to 'RATIO HI' input and connect -10 V to 'RATIO LO', 0V and main input LO.
Regards, Mickle T. Monday, September 3, 2012, 2:57:28 AM, you wrote: JLT> I went through the calibration process today, using the manual and my 'new' JLT> Fluke 5100B. I made a 'short circuit plug' by connecting 'HI' to 'LO' only. JLT> All was OK until the last step of 'CALIBRATE REFERENCE'. I kept getting JLT> 'FACTOR OUT OF RANGE'. What am I missing? JLT> However, after checking it against my other, Ametek calibrated, 7081, the JLT> readings on the various scales are very close, about 10 uV at 10 VDC, for JLT> instance, and 2 mV at 10 VAC using a 1 kHz signal and about 36 ohms at 1 JLT> MegOhm. This is a significant improvement from where it started. JLT> JLT> Thanks for any help. JLT> JLT> Joe _______________________________________________ volt-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/volt-nuts and follow the instructions there.
