Configurable Timers; Hazard Zone States; 1.5.1 Hazard Idle - Mircom FX-3500RCU Application Manual

1.4

Configurable Timers

Releasing applications may be configured with the following timers:
Release Delay Timer
(RDT)
Soak Delay Timer
(SDT)
Manual Release Delay Timer
(MRDT)
!
Attention: Manual Release cannot be aborted once it has been initiated. Use ULC-
1.5

Hazard Zone States

The escalating Hazard Zone states are as follows:
• Hazard Idle
• Hazard Alarm
• Hazard Release.
The states are defined based on the status of Hazard Area input devices, and correlated Abort
and Manual Release Switches.

1.5.1 Hazard Idle

The Hazard Zone is Idle when:
• Release Delay Timer (RDT) is not started.
• There are insufficient alarm conditions to activate the Hazard Zone. For more
information see Chapter 1.2 Counting Zone Type.
• Manual Release Switch is not active.
During this state:
• The corresponding NAC circuit(s) is off.
• Releasing circuit(s) is off.
4
The amount of time from when the Hazard Zone is activated
via correlated input devices until release.
The maximum value for the RDT is 60 seconds.
The amount of time that the releasing circuit will be active.
Upon the expiration of Soak Timer, the releasing circuits will
be shut off. Only configurable in Deluge applications.
The maximum value for the SDT is 600 seconds.
Configuring the SDT to 0 seconds causes the releasing
circuits to shut off ONLY when the system is reset.
The amount of time from when the Manual Release Switch is
pressed until release.
The maximum value for the MRDT is 60 seconds.
S528 listed Manual Release such as MS-704(U) and MS-714(U).
Operating the Panel