6 T419S Indicator Service Manual
System block diagram ................................................................................................... 123
B-TEK Remote Inputs and Outputs, Opto-22 Module Application Notes ...................... 124
I/O interfaces ........................................................................................................... 124
Inputs ...................................................................................................................... 124
Outputs .................................................................................................................... 125
Diagnostics ....................................................................................................................126
External Opto I/O Cards ................................................................................................ 129
Index ....................................................................................................................................................... 131