996-203-000-2, Rev. 02
Morley-IAS
Contents
1 Introduction ................................................................................................................. 1
1.1 Notice ............................................................................................................... 1
1.2 Models ............................................................................................................. 1
1.3 Warnings and Cautions ................................................................................... 3
1.4 National Approvals ........................................................................................... 3
1.5 EN54 Information ............................................................................................. 4
2 Unpacking ................................................................................................................... 6
3 Installation ................................................................................................................... 7
3.1 Identification of Parts ....................................................................................... 7
3.1.1 Small Enclosure........................................................................................ 7
3.1.2 Medium Enclosure .................................................................................... 7
3.2 Installing the Enclosure (Surface Mount) ......................................................... 8
3.2.1 Position of Knockouts ............................................................................... 8
3.3 Installing the Enclosure (Bezel Mount Option) ................................................. 9
3.3.1 Wall Apertures .......................................................................................... 9
3.3.2 Installing the Complete Assembly ........................................................... 10
3.4 External Connections ..................................................................................... 11
3.4.1 Introduction ............................................................................................. 11
3.4.2 Wiring Installation ................................................................................... 11
3.4.2.1 Inspection and Testing ......................................................................... 11
3.4.3 Mains Power Input .................................................................................. 11
3.4.3.1 Mains Cable Glands ............................................................................ 12
3.4.4 Battery Installation .................................................................................. 12
3.4.4.1 Wiring/ terminal Block Arrangement .................................................... 13
3.4.4.2 Small Enclosure Arrangement ............................................................. 13
3.4.4.3 Medium Enclosure Arrangement ......................................................... 14
3.4.4.4 Battery Operation ................................................................................ 14
3.4.5 Detection Loops ...................................................................................... 15
3.4.5.1 General Information ............................................................................. 15
3.4.5.2 Cable Requirements ............................................................................ 15
3.4.5.3 Loop Wiring Installation ....................................................................... 16
3.4.5.4 Unused Loops ..................................................................................... 17
3.4.6 Sounder Circuits ..................................................................................... 18
3.4.7 Auxiliary Relay Outputs ........................................................................... 19
3.4.8 Auxiliary Supply Outputs ......................................................................... 19
3.4.9 Digital Inputs ........................................................................................... 20
3.4.10 RS485 Peripheral Link .......................................................................... 20
3.4.10.1 Daisy Chain Style Installation ............................................................ 21
3.4.10.2 Cable Screen - Earth Connections .................................................... 21
3.4.11 Recommended Cable Routing .............................................................. 22
3.5 Key Switch Option ..................................................................................... 23
3.5.1 Fitting Instructions .................................................................................. 23
3.5.1.1 Recommended Procedure for Separation/Re-assembly of Keyswitch
.................................................................................................................... 23
3.6 Slide-in Labels ........................................................................................... 24
4 Controls & Indications ............................................................................................... 25
4.1 User Control Levels ....................................................................................... 25
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