POWER UP AND SELF-TESTS
ROBD2 USER’S GUIDE SEPTEMBER 2016
14
ALTITUDE BEING
TESTED
TESTING ALTITUDES
ALT:20000 02: 9.09
MEASURING 02….
EXPECTED 02
VALUE
ALTITUDE BEING
TESTED
TESTING ALTITUDES
ALT:20000 02: 9.09
PASSED 02=9.10
EXPECTED 02
VALUE
MEASURED 02
VALUE
RESULT
Once the system has calibrated the sensor for air, it will proceed to supplying
100% 02 to the sensor. The following will be displayed:
Once the sensor has calibrated to 100% 02, the calibration will display complete and
automatically move on to the next calibration routine. If any failures occur during this
test, refer to the troubleshooting section in the
Programming and Technical Guide.
Pressing
CANCEL
during the process will terminate the calibration process and the
new calibration data will not be stored.
Test altitudes
This routine checks the accuracy of the blending system and the oxygen sensor by
running air and nitrogen blends that span the full range of the MFCs. Three altitudes
are tested; 5000 feet, 20000 feet and 34000 feet. From the OPTION menu, select
TEST ALTITUDES. The following information will be displayed during the testing of
each altitude:
The following information will be displayed after each altitude is tested:
ACTUAL 02
PERCENT
AS READ BY 02
SENSOR
02 SENSOR CAL 10
MEASURING 02 100%
02= 99.5% V= 3.803
CANCEL
ANALYZING 100% 02
REMAINING TIME
DC VOLTAGE
PRODUCED
BY 02 SENSOR