Instruction Manual
IB-106-340 Rev. 2.4
April, 2001
P-14 Rosemount Analytical Inc. A Division of Emerson Process Management
Oxymitter 4000
QUICK REFERENCE GUIDEOXYMITTER 4000 OXYGEN TRANSMITTER
Performing a Manual Calibration
1. Place the control loop i n manual.
2. Press the CAL key. The CAL LED will light solid.
3. Apply the first calibration g as.
4. Press the CAL key. W hen the unit has taken the readings using the first calibration gas, the
CAL LED will flash continuously.
5. Remove the first calibrat ion gas and apply the second calibration gas.
6. Push the CAL key. The CAL LED will light solid. When the unit has taken the readings using
the second calibration gas, the CAL LED will flash a two-pattern flash or a thr ee-pattern
flash. A two-pattern flash equals a valid calibration, three-pattern f lash equals an invalid cali-
bration.
7. Remove the second calibr ation gas and cap off the calibration gas port.
8. Press the CAL key. The C AL LED will be lit solid as the unit purges. When the purge is
complete, the CAL LED will turn off.
9. If the calibration was val id, the DIAGNOSTIC ALARMS LEDs indicate normal operation. If
the new calibration values are not within the parameters, the DIAGNOSTIC ALARMS L EDs
will indicate an alarm.
10. Place the control loop i n automatic.