Keri Systems SB-293 - Manual (Page 90)

Technical Reference Manual – PXL-250 and SB-293 Keri Systems, Inc.
Page 90 P/N: 01836-004 Revision 5.5
For the upper application in Figure 10-16, a circuit is opened to create an input event at
the controller. For the lower application in Figure 10-16, the motion detector senses
motion and closes a circuit to create an input event at the controller.
Figure 10-16: General Purpose Input Connections - Additional I/O Configuration