Teledyne MX300-I manual Calibration Sequence

Page 20

Operation

MX300-I

 

 

 

4.Re-install the battery compartment door. When the unit is first turned on the display will momentarily display all LCD segments. During this period diagnostic tests are being conducted to insure the circuits are functioning correctly. The unit will activate the audible and visual alarms for about 1 second. The LCD will flash continuously indicating the unit is in the unlocked position ready for calibration.

Note: When batteries are first installed or power is lost for any reason the instrument defaults to the calibration mode. All keys except the CAL and ON/Off (I/O) keys are inoperable until a successful calibration is achieved.

5.To test the batteries. Press the BATT TEST key once. The battery display, located below the oxygen readout display, should show a bar graph of the remaining life to the batteries. In the case of fresh batteries, it should illuminate all 5 segments from the left to the right end of the bar.

2.1.3Calibration

The MX300-I should be calibrated before each use and every 8 hours to maintain accuracy.

Whenever new batteries are installed or removed for

 

any reason, the oxygen monitor defaults to the calibration

 

mode with the LCD display flashing 00.0. Only the CAL

 

and ON/OFF (I/O) keys are functional at this point. The

 

alarm set points will also need to be reset after calibration

 

is completed.

 

Note: For first time and for routine maintenance

 

calibrations, make sure the sensor and sensor

 

cable are installed correctly before attempting

 

to calibrate the instrument

 

To calibrate the instrument (See Figure 2-7):

 

1. Turn the unit on by pressing the ON/OFF (I/O)

Figure 2-7: Calibration Sequence

key.

2.Check the batteries by pressing the BAT key.

3.If the LCD is not flashing, press the LOCK/UNLOCK key to unlock the keys. LCD will flash indicating changes can be

Teledyne Analytical Instruments

20

Image 20
Contents MX300-I MX300-I How To Use This Manual About This ManualSafety Messages Table of Contents Appendix List of Figures MX300-I Front ViewList of Tables Introduction MX300-I Front ViewApplicable Standards Introduction MX300-IFeatures OptionsApplications Theory of OperationSignal Processing SensorIntroduction MX300-I Setup OperationSensor Installation or Replacement Installing the R17MED SensorSensor Cable Connection to Monitor V-Mount Adapter Installation MountingBattery Installation Installing BatteriesCalibration Calibration SequencePortable Oxygen Monitor Operation Alarms Setting the AlarmsOutput 0-1 VDC or RS232 0-1 VDC or RS 232 Digital Output Port Procedure UseGas Sampling HumidityTemperature PressureDiscrepancy in Readings Anesthetic GasesOxygen Reading Error in a Mixture of Anesthetic Gas Cleaning Do’s and Don’tsPortable Oxygen Monitor Operation Operation MX300-I Battery Maintenance General Service InformationOverall Maintenance Sensor Maintenance CalibrationAlarms Pressure Troubleshooting Troubleshooting√ Sensor Ventilate the patient, water Error Codes WatchdogOther Problems with the Instrument Return Authorization for Service Specifications AppendixSpare Parts List Optional AccessoriesOrders should be sent to Blank Index CrossoverIndex MX300-I