4 PN 15842:K 7/23/2002
Table of Contents
Table of Contents ........................................................................................... 4
1 Product Overview ......................................................................................8
General .....................................................................................................8
Panel Compatibility: .........................................................................9
ACM-24AT, ACM-48A, AEM-24AT, and AEM-48A ....................9
ACM-16AT, ACM-32A, Expanders, and Variations ....................10
Related Documentation ..........................................................................10
2 Product Overview ....................................................................................12
ACM-24AT and AEM-24AT ..................................................................12
ACM-48A and AEM-48A ......................................................................12
ACM-16AT Series ..................................................................................13
Control Modules ..............................................................................13
Expander Modules ..........................................................................13
ACM-32A Series ....................................................................................14
Control Modules ..............................................................................14
Expander Modules ..........................................................................14
Cabinet & Panel Hardware .....................................................................15
Surface-Mount Backboxes .............................................................15
Flush-mount Backboxes ..................................................................15
Semi-flush-mount Backboxes .........................................................16
Additional Hardware .......................................................................18
3 Design Considerations .............................................................................20
Limits .....................................................................................................20
Wire Runs ...............................................................................................20
EIA-485 Wiring Specifications ..............................................................20
Receive/Transmit and Receive Only Configuration ..............................21
Cabinet Mounting of Annunciators ........................................................22
Annunciator Power Requirements & Electrical Ratings ........................23
4 Installation, Configuration, and Programming ....................................25
Installation Checklist ..............................................................................25
Connections and Switches ......................................................................26
Mount the Cabinet or Backbox ..............................................................28
Mount Annunciators and Expanders ......................................................28
EIA-485 Circuit Connections .................................................................30
Shielding the EIA-485 Circuit ................................................................31
End of Line Resistor for EIA-485 Circuit ..............................................31
Earth Ground ..........................................................................................32
Main Power Supply Connections ...........................................................32
Labeling Annunciators & Expanders .....................................................34
Connecting Annunciator Key Switch and Phone Jack ...........................35
Setting Address and DIP Switches: ACM-24AT, ACM-48A ................36
DIP Switch Summary: ACM-24AT, ACM-48A ............................36
Addressing ACM-24AT and ACM-48A .........................................37