Fire-Lite Alarms MS-9200 Technical Manual page 67

4.4 4.4 4.4 4.4 4.4 Alarm Operation Alarm Operation Alarm Operation Alarm Operation Alarm Operation
Alarm operation is similar to trouble operation, but with the following differences:
• The Piezo produces a steady sound, not pulsed
• The System Alarm (not Trouble) LED flashes
• ALARM: device name, type, and address are displayed
• Alarms latch and are not allowed to clear automatically
• Alarms activate software zones (control by Event Logic) if so programmed
• Timers (Silence Inhibit, Auto Silence, Trouble Reminder) are started
• Alarms activate the general alarm relay and zone Z00 (NAC1 and 2)
• The Trouble Relay is not activated
A typical alarm display would be:
4.5 4.5 4.5 4.5 4.5 Supervisory Operation Supervisory Operation Supervisory Operation Supervisory Operation Supervisory Operation
Supervisory operation is similar to alarm operation, but with the following differences:
• The Piezo is a warbling sound
• The Supervisory LED (not Alarm) flashes
• The Display Status label is ACTIVE
• Supervisory Relay is activated
• Silenced alarms are not resounded
• Timers are not started
• The alarm relay is not activated
A typical supervisory event would display:
Note that, like alarms, supervisory signals latch and can be assigned to a software zone. Supervisory
alarms do not cause resound as do other alarm conditions. Open circuits in supervisory wiring are pro-
cessed by the MS-9200 the same way as other trouble conditions.
4.6 4.6 4.6 4.6 4.6 Notification Appliance Circuit (NA Notification Appliance Circuit (NA Notification Appliance Circuit (NAC) Oper Notification Appliance Circuit (NA Notification Appliance Circuit (NA
There are two Notification Appliance (bell) Circuits on the MS-9200. For software releases prior to P/N
73750, NAC 1 is programmable and factory defaulted to general alarm, silenceable and March Time coding
operation. NAC 2 is not programmable and is fixed as general alarm, nonsilenceable and may not perform
coded functions.
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ALARM: PULL STATION M02
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ACTIVE TAMPER M02
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Document # 50428 Rev. B1 7/28/97
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P/N 50428:B1 67