Loop Leader PD6622/4 Loop-Powered Rate/Totalizer Instruction Manual
11
Open Collector Outputs
Open collector output 1 and 2 connections are made to terminals labeled O1+ and O1-, and O2+
and O2-. Connect the alarm or pulse input device as shown below.
Figure 10. Open Collector Output Connections
O1+
O1-
O2+
O2-