Question
Can the D9210C be used on a panel that has a D9210B on it?
Answer
Yes, it is ok to use both the D9210B and the D9210C on all panels except for the GV4. GV4 control panels can only use the D9210C.
Question
Can the D9210C be used on a panel that has a D9210B on it?
Answer
Yes, it is ok to use both the D9210B and the D9210C on all panels except for the GV4. GV4 control panels can only use the D9210C.