Specifications

MR-2320 Series Installation and Operation Manual
55
NAC Configuration
• Default Escalating NAC code of Hazard Area State:
• Hazard Idle: Off
• Hazard Alert: Temporal
• Hazard Alarm: 120 BPM
• Hazard Release: Steady
• Default NAC code of Supervisory is 20 BPM.
How the Panel Works in Mode 1
•
• Activation of either Z-1or Z-2 turns NAC-1 on steady. Hazard Area 1 state changes from Idle into Alert. NAC-2
turns on at Temporal.
• Activations of both Z-1 and Z-2 change the Hazard Area1 state from Alert into Alarm. NAC-1 turns on steady.
NAC-2 turns on at 120BPM. Release timer-1 (RT-1) is started.
• Expiration of Release Timer-1 change Hazard Area 1 state to Release. Both RAC-1 and RAC-2 turn on. NAC-2
sounds steady.
• Activation of Z-6 in any situation changes Hazard Area 1 state into Alarm. NAC-1 turns on steady, NAC-2 turns
on at 120BPM. The manual release delay timer 1 (MDT-1) is started. Upon the expiration of MDT-1, Hazard
Area 1 state changes to Release. RAC-1 and RAC-2 are activated. NAC-1 and NAC-2 turns on steady.
• When Hazard Area 1 state is in Alarm, if Z-5 is pressed, Release Timer-1 is held and NAC-2 rate changes from
120BPM to Temporal. After releasing of Z-5, Release Timer-1 resumes running and NAC-2 goes back to
120BPM. Release Timer -1 value depends on Abort Delay Type.
• Activation of Z-3 turns both NAC-1 and NAC-2 on steady.
• Activation of Z-4 can be indicated on NAC-2 at 20BPM, if enabled.