IONISATION CURRENT MEASUREMENT
To measure the ionisation current, remove the jumper between termi
-
nals 30-31 on the printed circuit with the burner off.Connect to the ter
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minals a microammeter having a suitable scale to have the burner re
-
start. Once the flame has appeared it will be possible to measure the
ionisation current, the minimum value of which to ensure the working
of the equipment is shown in the specific wiring diagram. At the end
of the measurement, connect the jumper that has been disconnected.
The minimum ionisation current needed to run the equipment is 6
µA.The burner flame generates a significantly higher current, whi
-
ch usually does not require any control by the equipment.Should the
ionisation current need to be measured, a microammeter must be
connected in series to the ionisation electrode lead by opening the
connector “C”, see wiring diagram.
ENGLISH
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Содержание TBG 45 P
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