MSA SUPREMA - 16 Special Conditions to Comply with the Requirements of NFPA 72 for a SUPREMA Fire and Gas Warning System; Safety Conditions

REV 0, June 2005 Page 383
Operation Manual SUPREMA
16. Special conditions
16. Special conditions to comply with the requirements of
NFPA 72 for a SUPREMA Fire and Gas Warning System
16.1 Safety Conditions
1. The requirements in NFPA 72 for installation, operation and maintenance must be complied
with.
2. The installation of the SUPREMA Fire and Gas Warning System may only be made by technical
personnel, that are familiar with the requirements of NFPA 72.
3. If alarm devices are used for the indication of an alarm status, RESET of these devices
must be by an external time delay relay (see NFPA 72; Cap. 4.4.3.5.8).
4. Inputs from manually actuated alarms are to be separated from inputs for automatic alarms
(e.g. fire alarms).
5. The alarms on the display must clearly indicate the place of their origin.
6. A buffered power supply (e. g. accumulator) has to be used as redundant voltage supply.
7. The earth fault monitoring of the sensors and alarm devices must be ensured.
8. Only sensors, alarm units and alarm devices with NFPA approval may be used. They must
correspond to the specification in the Operation Manual.
The required terminal resistance and the max. number per line has to be considered.
9. After any configuration or setting of parameters a verification has to be completed by reading
back the data and comparing it with the SUPREMA configuration or parameter setting
software.