Instructions for using the central fire alarm cabinet
The central fire alarm cabinet is one of the important parts of the automatic fire alarm system, so how to use the central fire alarm cabinet to ensure the correct technique, today's article will answer it for you. .
I. Information about central fire alarm cabinets:
Automatic fire alarm system is a system capable of automatically detecting when a fire occurs in any area where automatic fire alarm equipment is installed, the system will alarm the center so that everyone knows and timely response. The automatic fire alarm system includes: Central fire alarm cabinet, fire detectors, (combination of bells, lights, push buttons) and other peripheral devices..
The equipment of the automatic fire alarm system such as central fire alarm cabinet, fire detector, peripheral equipment... of HOCHIKI company has smoke and temperature sensitivity. When the temperature and smoke in the room exceed the allowed level, the detector system will work.
Instructions for using the central fire alarm cabinet
1. Normal mode.
When operating, the central fire alarm panel displays as follows:
The display of the central fire alarm cabinet
Functions of keys and indicator lights on the central fire alarm panel:
a. On the display screen
+ The first line: shows the current time, day, month, and year of the system.
+ The second line: is the line that can be changed depending on the unit used.
+ The third and fourth lines: are the instructions to seek help when pressing the key.
b. Functions of the keys
+ LAMP TEST key: Check all the status lights of the central fire alarm cabinet.
+ RE-SOUND ALARM key: Restore the alarm state (ringing).
+ RESET key : Restart the system.
+ ALARM SILENCE key: Turn off all alarms.
+ PANEL SOUNDER SLIENCE key: Turn off the horn at the central fire alarm cabinet.
+ PROGRAMMABLE FUNCTION key: Programmatic setting for automatic fire alarm system.
+ FIRE DRILL key: Try all alarms.
+ MORE EVENTS key: Check for existing errors in the system.
+ MORE FIRE EVENTS key: Check the fire alarm addresses.
+ EXIT, 1, 2, 3, 4, and ENTER keys: Used to set the cabinet's modes In addition, the EXIT key and the ENTER key also have the function of ''exit'' or ''accept'' a previous operation. perform.
Central fire alarm cabinet
c. Functions of the indicator lights of the central fire alarm cabinet:
+ FIRE light: Indicator light for fire alarm.
+ SUPERVISORY ALARM: Input signals are set to mute alarm status (only display monitoring when activated – no fire alarm).
+ AC POWER ON light: AC220V mains power indicator light.
+ FIRE OUTPUT ACTIVE light: The output of the alarm mode is activated.
+ ON TEST light: Indicates the center is in the test state.
+ DELAY ACTIVE light: The center is in delay mode to prepare for alarm.
+ SYSTEM TROUBLE light: The system is faulty.
+ MORE EVENTS light: Lights up when the display does not run out of addresses with errors, alarms, etc.
+ POINT BYPASSD: do not allow a certain address to work (disable).
+ GENERAL TROUBLE light: Indicates a general error that exists in the system. + PANEL SOUNDER SILENCED light: The siren at the central fire alarm cabinet is being turned off.
+ POWER TROUBLE light: AC power is lost or weak (≤ 200VAC).
+ NAC TROUBLE light: The output at the NAC pins in the cabinet is faulty.
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2. Trouble reporting mode. The fault alarm mode is the alarm mode at the central fire alarm cabinet (only the buzzer at the central cabinet is beeping and beeping) but the alarm system is not activated.
+ When there is an incident, the siren at the central fire alarm panel beeps..to turn off the horn, press the PANEL SOUNDER SILENCE key.
+ When there is a problem on the fire alarm panel, the MORE EVENTS, GENERAL TROUBLE lights flash in yellow.
+ On the display screen at the central cabinet will show:
- The first line shows the number of failed addresses (TBL = n).
- The second line shows what kind of device the error address is (types of detectors or modules).
- The third line shows the location of the address that is reporting the error. The central fire alarm cabinet will emit a continuous chime and the central fire alarm cabinet will activate the building's alarm system. The indicators on the center console light up: FIRE, GENERAL TROUBLE, SUPERVISORY ALARM. At the same time, the screen will display information about the address, the name of the address device, the installation location assigned to that address, etc. (similar to the trouble mode). For the person on duty, you need to do the following steps:
Step 1: Check at the central cabinet to determine the location of the fire alarm (observe on the display on the control panel).
Step 2: Check the actual scene at the scene (location of the fire alarm device)..
Step 3: Use the existing equipment of the building (fire extinguisher, fire hydrant, etc.) to extinguish the fire.
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