Michell Instruments QMA401, Руководство пользователя

Страница: 90 / 102

QMA401 User’s Manual
80 97450 Issue 2, March 2018
APPENDIX C
Register Configuration P1 — Next Calibration Configuration
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
MA IE DH MG AC AC AC AC AC AC AC AC
Manual or Auto (MA) Internal or External (IE)
0 = Manual
1 = Auto
0 = Internal
1 = External
Data Hold (DH) Data Hold Additional Cycles (AC)
0 = off
1 = on
0 to 240 cycles
Register Configuration P2 — Next Calibration Configuration — Intervals between cal
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
IH IH IH IH IH ID ID ID ID ID ID ID ID ID ID
Hour of Day (IH) Interval Days (ID)
0 to 23 1 day to 365 days
Register Configuration Q — Various Parameters, High Byte and Low Byte
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
MS MS MS MS MS MS MS MS MS MS MS GN GN GN GN GN
MFC Span in ml/m (MS) Gas Number (GN)
0 to 2000 ml/m 0 to 23 Gases (see Appendix D.1 for details).
Register Configuration T — Instrument Setup and Command Register (Register 198)
Writing relevant number to this register initiates associated setting, calibration or test function
* Means only for Michell Factory use
** Put is setup mode first and then after test put back into measurement mode
2 = Set Cell Pressure 4 mA ADC Value*
3 = Set Cell Pressure 20 mA ADC Value*
4 = Set Ext Pressure 4 mA ADC Value*
5 = Set Ext Pressure 20 mA ADC Value*