Technical Bulletin FX15 Controller
Issue Date November 14, 2005
FX15 Controller
Introduction to FX15............................................................................... 3
Key Concepts.......................................................................................................4
FX15 ...................................................................................................................................4
Installation............................................................................................... 5
North American Emissions Compliance..............................................................................6
Detailed Procedures ...........................................................................................7
Mounting Instructions........................................................................................................ 7
Assembling the Integrated MUI......................................................................................... 8
Connection Details.......................................................................................................... 10
Connection Details for I/O Expansion (XT-XP Modules) on Local Extension Bus.......... 13
Connection Details for the N2 Open Card ...................................................................... 14
Connection Details for the LON Card ............................................................................. 17
Connection Details for the Remote User Interface ......................................................... 19
Connection Details for the Programming Key................................................................. 22
Inputs and Outputs............................................................................... 26
Inputs and Outputs............................................................................... 26
Introduction.......................................................................................................26
Key Concepts....................................................................................................27
Detailed Procedures .........................................................................................28
Isolation Diagram............................................................................................................ 28
FX15 I/Os Powered at 24 VAC.........................................................................................29
Analog Inputs.................................................................................................................. 30
Digital Inputs................................................................................................................... 36
Analog Outputs............................................................................................................... 37
Digital Outputs ................................................................................................................ 39
Extension Modules ......................................................................................................... 42
Troubleshooting................................................................................................44
Reading 9999 or Invalid from the Analog Inputs............................................................. 44
© 2005 Johnson Controls, Inc. 1
Code Number LIT-12011107
www.johnsoncontrols.com
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