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To adjust Zero, Span and Offset use 2000 mT calibrator P/N # 912008
To adjust THR use 1000 mT calibrator P/N 902114
1 To 2000 mTorr Portable Battery Gauge
0.01 to 20.00 Torr Portable Battery Gauge
To adjust Zero, Span and Offset use calibrator P/N # 912009
