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Goal • Learn how to run a test on a Parr 6400 Calorimeter.
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Warning! It is important that the Operating Instruction Manual be read and understood (especially the safety instructions) before using the calorimeter. Failure to do so could result in catastrophic failure.
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Step 1 • Turn on the calorimeter ➢ The calorimeter will boot up to the main menu. • Turn on the Oxygen Supply...
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Step 2 • Go to the Calorimeter Operation menu • Turn on the Heater and Pump...
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Note: • The Start and Start Pretest buttons will be grayed out when the calorimeter is not ready to run a test or pretest. ➢ The jacket temperature must be at 30° C (± 0.5º C). ➢ Once the jacket temperature is at 30° C it will be an additional 10 minutes before the Start and Start Pretest functions are available.
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Step 3 Load the head into the • calorimeter ➢ Place the head into the cylinder ➢ Rotate the handle clockwise to lock the head into position Close and latch the lid •...
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Step 4 Press Start Pretest to • begin a pretest Pretest: • ➢ A pretest is recommended if the calorimeter has been idle for more than 10 minutes from the end of the previous test...
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Step 5 • Prepare a Sample ➢ Tare (zero the weight of) a sample cup ➢ Weigh a sample to the nearest .0001 g...
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Step 6 • Put the sample on the head ➢ Attach an ignition thread ➢ The ignition thread should lay on top of a solid pellet ➢ The ignition thread should not be buried in a powder or granulated sample ➢...
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Step 7 • Load the head into the calorimeter ➢ Place the head into the cylinder ➢ Rotate the handle clockwise to lock the head into position • Close and latch the lid...
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Step 8 • Choose Standardization (calibration) or Determination (unknown samples) for Operating Mode • Press Start ➢ Input the Sample ID ➢ Input the Bomb ID ➢ Input the Sample weight ➢ Input the Spike weight (if spiking is turned on)
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Step 9 • The test will automatically proceed through the following steps: ➢ Fill Cycle ➢ Preperiod Cycle ➢ Fire the sample ➢ Post Period Cycle ➢ Exhaust the bomb ➢ Cool/Rinse Cycle...
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Step 10 • Results ➢ Depending on the settings on the Report Controls menu the calorimeter will display or print the results at the end of the post period or after the cool/rinse is complete • Once the calorimeter is finished with the Cool/Rinse it will be ready for the next sample...
Where to get more Information • Please refer to the 587M Operating Instruction Manual for the 6400 Oxygen Bomb Calorimeter for additional diagrams and information. • Operating Manuals can be downloaded from the Parr Instrument Company website (www.parrinst.com), from your local Parr dealer, or by contacting Parr customer service directly at parr@parrinst.com.
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