IKA C 1 Package 1/10 - Manual (Page 19)

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Input window NEW MEASUREMENT
Select and confirm the menu item „Sample weight“. Enter the
sample weight with numeric keypad and confirm.
INFO: A distinction is made between the use and non disposable
cup. Use of disposable crucible can be selected in Settings
" Accessories.
INFO: For automatic input of the weight may be a connected
scale can be used
INFO: The inputted weight values are checked for permissibility.
INFO: The existing store will be reviewed after the entry of a
new measurement / calibration and a user note displayed
if it is not possible to save the measurement / calibration.
NOTE:
Ensure that a maximum energy input of from 40,000 joules is not
exceeded.
NOTE:
For more, detailed descriptions of the individual menu items are
treated in the chapter „Calorimetric Measurements“.
INFO: If a scale is used in activation of the input field, the
weight is automatically queried. It can be pressed on the
scale alternatively, the transmit button.
During the prerequisite checking, the cotton thread can be
attached to the ignition wire, hung the crucible in the provided
holder and the sample are contacted with the ignition wire.
Placing the sample
When using a disposable crucible of contact between the ignition
wire and the combustible crucible must be present. The fixing of
the cotton thread is not necessary.
2. Weigh the substance with an accuracy of 0.1 mg directly into
the crucible.
Where appropriate distilled water or a solution must be
presented in the inner vessel.
The input of the maximum possible sample weight is limited to a
maximum of 5g.
1. Attach with a loop a cotton thread centered on the ignition
wire (at the open calorimeter).
The inner container base remains in the control of sample prepara-
tion in the calorimeter. But you can also use it by pulling it out
individually, or for consequential - Analysis - determinations, refer
to the closed inner container.
The following preparations must be made to prepare the system
for a measurement:
Preparing a measurement
C6 Quartz crucible
h
Impression for distilled water or a
solution as a template
C1 092014