Secutron Inc. iii
Table of Contents
1 Introduction
1.1 The MR-2605 Fire Alarm Control Unit ............................................................................ 11
1.1.1 General features ............................................................................................................. 11
1.1.2 Applications .................................................................................................................... 11
1.2 Codes, Standards and Installation Requirements .......................................................... 11
1.2.1 Relevant codes and standards ....................................................................................... 11
1.2.2 General Installation requirements ................................................................................... 11
1.3 Technical Support and General Information ................................................................... 12
1.4 System Verification ......................................................................................................... 12
1.5 Standby Power ............................................................................................................... 12
1.6 Battery Maintenance ....................................................................................................... 12
2 Preparing to Install the MR-2605 Fire Panel
2.1 Unpacking the MR-2605 ................................................................................................. 13
2.2 Optional Accessories ...................................................................................................... 14
2.3 MR-2605 Overview ......................................................................................................... 15
2.3.1 Zone Label Insert ............................................................................................................ 16
2.4 Planning Your Installation ............................................................................................... 16
2.5 Electrical Specifications .................................................................................................. 17
2.6 Module Current Ratings .................................................................................................. 18
2.7 Standby Battery calculation chart ................................................................................... 18
2.7.1 Calculation for Standby Battery Requirement ................................................................. 20
3 Installing the MR-2605 Fire Panel
3.1 Environmental Specifications ......................................................................................... 22
3.2 Panel Assembly and Modules Locations ........................................................................ 23
3.3 Mounting the MR-2605 ................................................................................................... 24
4 Wiring the MR-2605
4.1 Wiring Specifications ...................................................................................................... 25
4.1.1 2-Wire and 4-Wire Devices Typical Wiring ..................................................................... 27
4.1.2 Zone Wiring Chart .......................................................................................................... 28
4.2 Connecting NAC Devices (Class ‘A’ and Class ‘B’) ........................................................ 28
4.2.1 NAC Wiring Chart ........................................................................................................... 29
4.2.2 Secur-bus Wiring Chart .................................................................................................. 31
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