
Instruction Manual
Hazardous Area Oxymitter 4000
Table
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| Self- |
LED | Flashes | Status |
| Fault | Clearing |
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HEATER T/C | 1 | OPEN | Dependent on position 3 of SW2* | 1 | NO |
| 2 | SHORTED | Dependent on position 3 of SW2* | 2 | NO |
| 3 | REVERSED | Dependent on position 3 of SW2* | 3 | NO |
| 4 | A/D COMM ERROR | Dependent on position 3 of SW2* | 4 | NO |
HEATER | 1 | OPEN | Dependent on position 3 of SW2* | 5 | NO |
| 2 | HIGH HIGH TEMP | Dependent on position 3 of SW2* | 6 | NO |
| 3 | HIGH CASE TEMP | Dependent on position 3 of SW2* | 7 | YES |
| 4 | LOW TEMP | Dependent on position 3 of SW2* | 8 | YES |
| 5 | HIGH TEMP | Dependent on position 3 of SW2* | 9 | YES |
O2 CELL | 1 | HIGH mV | Dependent on position 3 of SW2* | 10 | YES |
| 3 | BAD | Track O2 | 11 | YES |
| 4 | EEPROM CORRUPT | Dependent on position 3 of SW2* | 12 | NO |
CALIBRATION | 1 | INVALID SLOPE | Track O2 | 13 | YES |
| 2 | INVALID CONSTANT | Track O2 | 14 | YES |
| 3 | LAST CALIBRATION | Track O2 | 15 | YES |
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| FAILED |
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| ** | CALIBRATION | Track O2 |
| YES |
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| RECOMMENDED |
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*Critical alarm conditions will render the O2 measurement as unusable, and any of these events will cause the
**The CALIBRATION RECOMMENDED alarm flashes the Calibration Recommended alarm LED on the opera- tor’s keypad.
Table
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| Fault | Self- |
Message | Status | Number | Clearing |
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O2 T/C OPEN | HEATER T/C OPEN | 1 | NO |
O2 T/C SHORTED | HEATER T/C SHORTED | 2 | NO |
O2 T/C REVERSED | HEATER T/C POLARITY REVERSED | 3 | NO |
ADC ERROR | A/D COMM ERROR | 4 | NO |
O2 HEATER OPEN | O2 HEATER OPEN | 5 | NO |
VERY HI O2 TEMP | VERY HIGH PROCESS TEMPERATURE | 6 | NO |
BOARD TEMP HI | ELECTRONICS OVERHEATED | 7 | YES |
O2 TEMP LOW | LOW PROCESS TEMPERATURE | 8 | YES |
O2 TEMP HI | HIGH PROCESS TEMPERATURE | 9 | YES |
O2 CELL OPEN | O2 CELL OPEN | 10 | YES |
O2 CELL BAD | O2 CELL FAILED | 11, 13, 14 | YES |
EEPROM CORRUPT | EEPROM FAILED | 12 | NO |
CALIB FAILED | LAST CALIBRATION FAILED | 15 | YES |
LINE FREQ ERROR | INCORRECT INPUT LINE FREQUENCY |
| NO |
| DETECTED ON POWER UP |
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Rosemount Analytical Inc. A Division of Emerson Process Management |