*
1
5000 emissions is a typical value. Electrode can be used until its length reduces to 65 mm.
(in the case used with automatic electrode cleaning unit, 82mm)
*
2
Replacement interval varies depending on the frequency of analysis. 1 month is a typical
value.
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3
There are three No.3 Fans used in PDA-7000.
The one used in excitation source unit has to be replaced once every two years.
The other two attached on the right side panel have to be replaced once every three years.
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4
Relays have to be replaced on an annual inspection.
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5
Turn sample plate upside down after every spark stand cleanup.
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6
The lifetime of the sample holder varies depending on how it is used.
For example, if it is used with the flexure of the plate spring around 10mm, the expected
lifetime is about 8000-times use. In the case of around 5mm, it is about 24000-times use.
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7
The spare head for brush 211-74663-91.