Nfpa Style 4 Slc Using Isolator Modules - Johnson Controls IFC-200 Wiring Manual

SLC Circuits with Isolators

5.4 NFPA Style 4 SLC Using Isolator Modules

A variation of a Style 4 operation using isolator modules to protect each branch of the SLC. Refer
to Figure 5.1 on page 28 for M500XJ wiring and to Section 5.1, "Overview" for limitations.
B– B+
30
Isolator Module
Isolated Branch
Isolator Module
Isolated Branch
Isolator Module
Isolated Branch
Control Panel
SLC
Figure 5.3 NFPA Style 4 SLC Using M500XJ Modules
Johnson Controls, Inc. SLC Wiring Manual — P/N 51870:G 04/23/2009
NFPA Style 4 SLC Using Isolator Modules
Two-wire Addressable Detector
Addressable Pull Station