Technical Information
How to Connect the Open Collector Inputs of the
Controller
Here below there are the typical connections of the open collector input of the
integrated controller to an external system.
Figure 84
WARNING
If the power supply for the digital input is supplied by an external power
supply then pin 15 on the controller should be connected to ground.
250
Reference connection circuit for digital input
Agilent TwisTorr 305-IC User Manual