Process Monitor Operation; Hazard/Tornado Condition Operation; Medical Alert Condition Operation; Nac Operation - Honeywell Fire-Lite Alarms MS-9050UD Manual

4.7 Process Monitor Operation

Process Monitor operation will initiate the following events:
• The piezo sounder pulses ¼ second On and ¼ second Off
• The LCD displays a process monitor message along with the device name, type, address,
adjective/noun, associated zones and time/date
• Communicate the process monitor condition to the Central Station
• Relays programmed for process monitoring will be activated
• The alarm relay is not activated
• NACs will not activate
• Timers are not started
• Store event in history buffer
Note that, like supervisories, process monitor signals latch (except when programmed for process
monitor autoresettable) and can be assigned to software zones.

4.8 Hazard/Tornado Condition Operation

Hazard/Tornado Condition operation will initiate the following events:
• The piezo sounder pulses ½ second On, ½ second Off
• The LCD displays a hazard message along with the device name, type, address, adjective/
noun, associated zones and time/date
• Communicate the hazard condition to the Central Station
• Relays programmed for hazard will be activated
• The alarm relay is not activated
• NACs will not activate
• Timers are not started
• Store event in history buffer
• Supervisory LED flashes ½ second On, ½ second Off
Hazard conditions latch. They can be assigned to software zones.

4.9 Medical Alert Condition Operation

Medical Alert Condition operation will initiate the following events:
• The piezo sounder ½ second On, ½ second Off
• The LCD displays a medical alert message along with the device name, type, address,
adjective/noun, associated zones and time/date
• Communicate the medical alert condition to the Central Station
• Relays programmed for medical alert will be activated
• The alarm relay is not activated
• NACs will not activate
• Timers are not started
• Store event in history buffer
• Supervisory LED flashes ½ second On, ½ second Off
Medical alert conditions latch. They can be assigned to software zones.

4.10 NAC Operation

There are two programmable NACs (Notification Appliance Circuits) resident on the MS-9050UD
main circuit board which can be wired for Style Y (Class B) or Style Z (Class A) . Both NACs may
be programmed as silenceable or nonsilenceable and may also be programmed for steady or coded
operation. Coded operation provides a choice between March Time, Temporal or California
coding.
MS-9050UD PN 52413:C 01/23/08
Operating Instructions
153