Releasing Applications Applications
NFS-640 Installation Manual P/N 51332:B1 12/01/2003 63
4.5 Releasing Applications
4.5.1 Overview
This control panel can be used for agent release or preaction/deluge control applications. In a
properly configured system with compatible, listed actuating and initiating devices, this control
panel complies with the following NFPA standards for installation in accordance with the
acceptable standard:
4.5.2 Programming
The control panel supports up to ten releasing software zones. You can map these zones to activate
Control Panel releasing outputs and FCM-1 modules. Program the FCM-1 module for the
appropriate type code according to the chart below:
For more information, refer to the NFS-640 Programming Manual.
!
WARNING: When used for CO
2
releasing applications, observe proper precautions as stated in
NFPA 12. Do not enter the protected space unless physical lockout and other safety procedures
are fully completed. Do not use software disable functions in the panel as lockout.
!
WARNING: Do not enable the BACKUP option switch for any of the four Notification Appliance
Circuits (NACs) if they are used for releasing functions!
Table 9 NFPA Standards for Releasing Applications
Standard Covers
NFPA 12 CO
2
Extinguishing Systems
NFPA 12A Halon 1301 Extinguishing Systems
NFPA 13 Sprinkler Systems
NFPA 15 Water Spray Systems
NFPA 16 Foam-Water Deluge and Foam-water Spray
Systems
NFPA 17 Dry Chemical Extinguishing Systems
NFPA 17A Wet Chemical Extinguishing Systems
NFPA 2001 Clean Agent Fire Extinguishing Systems
Table 10 Type Codes for Releasing Applications
Type Code: RELEASE CKT
• For use in UL applications.
• Do not use REL device at the solenoid.
• Cannot use power-limited wiring.
• Supervised for open circuit only.
• Supervised for power loss with power-
supervision relay.
Type Code: REL CKT ULC
• For use in UL or ULC applications.
• Requires REL device at solenoid.
• Power-limited wiring.
• Supervised for open circuit and shorts.
• Supervised for power loss with power-
supervision relay.
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