Honeywell INTELLIKNIGHT 5820XL - Manual (Page 101)

SD and SK SLC Device Installation
151209 5-11
5.8.2 SLC Devices with DIP Switches
Input and relay module addresses are set using the DIP switches on the module
board. The chart below shows the available addresses. For example, to select
address 3, place DIP switches 1 and 2 in the up position. The range of valid
addresses is 1-127. 0 is an invalid address.
Figure 5-8 SD SLC Device Addressing Using DIP Switches