rockhouse Registered 5Years Joined Jul 10, 2015 Messages 393 Location essex Sep 18, 2015 #1 u1 moc 3011 on solenoid expander board looks like only 1-2-4 and 6 are connected can someone confirm this is the case many thanks for replies
u1 moc 3011 on solenoid expander board looks like only 1-2-4 and 6 are connected can someone confirm this is the case many thanks for replies
Nedreud Registered 10 Years Joined Feb 12, 2013 Messages 3,092 Location Aldershot, UK Sep 18, 2015 #2 Yes. The MOC3011 chip only has 4 internal connections even though it's a 6-pin package.
OP OP rockhouse Registered 5Years Joined Jul 10, 2015 Messages 393 Location essex Sep 18, 2015 #3 many thanks once again
Nedreud Registered 10 Years Joined Feb 12, 2013 Messages 3,092 Location Aldershot, UK Sep 18, 2015 #4 Have you got a problem? Suspected dead MOC3011? Doddle to replace and cheap from CPC.
OP OP rockhouse Registered 5Years Joined Jul 10, 2015 Messages 393 Location essex Sep 18, 2015 #5 no just replaced and wondered about 3 and 5 not connected