Crown Pulse 21100 Manuel d'utilisateur télécharger pdf (Page 9)

Diagram

4. With your scope Gnd referenced to point D or A, switch on the DC supply. Wait a second and then switch the opto. The

current should go up to about 110 mA. If it goes rather high you have a fault.

5. Using the oscilloscope, check pins 11 and 14 of the SG3525. This should give a square wave output similar to that shown

below:

1 2 3 4 5 6 7 8 9 10 11 12 13 14 ... 45 46

Pas de commentaire

Crown Pulse 21100 Manuel d'utilisateur Page 9