Table of Contents
6
MS-2/MS-4 P/N: 51512:E 01/18/05
SECTION 4: Operating Instructions ....................................................................................................................38
4.1: Switch Functions in Normal Mode..............................................................................................................38
4.1.1: ACK - Acknowledge.........................................................................................................................38
4.1.2: Silence...............................................................................................................................................38
4.1.3: Zone Enable/Disable .........................................................................................................................38
4.1.4: Reset/(Lamp Test) .............................................................................................................................38
4.1.5: Walktest.............................................................................................................................................39
4.2: Walktest .......................................................................................................................................................39
4.3: Status LEDs.................................................................................................................................................40
4.4: Operation.....................................................................................................................................................41
4.4.1: Fire Alarm Response.........................................................................................................................42
4.4.2: Fire Alarm Restoral...........................................................................................................................42
4.4.3: System Supervisory Condition Response .........................................................................................42
4.4.4: System Supervisory Restoral Response............................................................................................42
4.4.5: Trouble Condition Response.............................................................................................................43
4.4.6: Trouble Condition Restoral...............................................................................................................43
SECTION 5: Power Supply Calculations .............................................................................................................44
5.1: Overview .....................................................................................................................................................44
5.2: Calculating the AC Branch Circuit..............................................................................................................44
5.3: Calculating the System Current Draw.........................................................................................................45
5.3.1: Overview...........................................................................................................................................45
5.3.2: How to Use Table 5-3 on page 46 to Calculate System Current Draw.............................................45
5.4: Calculating the Battery Size........................................................................................................................47
5.4.1: NFPA Battery Requirements.............................................................................................................47
5.4.2: Selecting and Locating Batteries.......................................................................................................47
