SilentKnight 5895XL 6A Intelligent Remote Power Supply - Manual (Page 31)

Hardware Installation
151142 3-11
2-Wire Class A Smoke Detector Installation
To install a Class A two-wire smoke detector, wire as shown in Figure 3-13.
Figure 3-13 Two-Wire Class A Smoke Detector Connections
Note: In programming any point that uses multiple I/O circuits are always referred to as the lowest I/O circuit
number used. For example, Figure 3-13 uses both I/O circuit 5 and 6, so in programming it would be
referred to as point 5.
Note:
I/O circuit 5 and 6
used as an example.
Any I/O point pairing
could be used.