HP 11177B test at 3458A

Test of HP 11177B in ambient. Powered by K2400 +29.3V and K2304 -15.0V).
3458A@NPLC200 OCOMP ON with 1s delay

TCBOX 3458-HP is +0.2 ppm/K on 7K delta
Voltage: 10V VDC
Black dots - individual DMM samples.
Automatic ACAL DCV run on every 0.5C change

Result CSV-data from HP 3458A


* RPI accesses DMMs via GPIB and reads data.
* Data is formatted by python script into DSV string and written/append to file on FTP
* DSV-file is visible publicly on https://xdevs.com/datashort/
* Page http://xdevs.com/datalog_mm/ runs D3.js javascript library to read DSV file test.log to input data
* D3.js plots SVG graph online :)