Parr Instrument 6772 - Manual (Page 29)

6772
Calorimetric Thermometer Instruction Manual
5-3
Time Units: Toggles between minutes and seconds.
Bucket Plot Color: Toggles between:
• Red
• Green
• Yellow
• Blue
• Magenta
• Cyan
• White
• Black
Bucket Max Value: Press this key to access its numeric dialog box to set a maximum bucket
value.
Jacket Plot Color: Toggles between: (same as Bucket Plot Color, above).
Jacket Max Value: Press this key to access its numeric dialog box to set a maximum
jacket value.
Time Minimum: Press this key to access its numeric dialog box to set the least amount of
time for the run.
Time Maximum: Press this key to access its numeric dialog box to set the greatest amount of
time for the run.
Operating Controls Menu
Method of Operation:
Offers an operating mode of either combustion
or solution. In the combustion calorimetry
mode, the instrument menu structure is
streamlined in order to remove items that are
only relevant to solution calorimetry. The text
on the key displays the current instrument
operating mode. Pressing the key toggles the
mode and prompts that the unit will be restarted
after the operating mode has been reset. Help
screens are context sensitive with respect to
the operating mode.
Reporting Units:
Offers a choice of Btu/lb, cal/g, J/kg, MJ/kg, or Other. When “Other” is chosen, the user can
enter the desired multiplier by using the Other Multiplier key.
Spiking Correction:
Accesses the Spike Controls sub-menu:
Spiking is the material addition, such as benzoic acid or mineral oil, to samples which are
difficult to burn in order to drive the combustion to completion.