This project involves construction of a prototype of a commercial Fire Alarm according to the features specified in the attached documents. Also the product consists of a power card and a zone card. The power card is already available, only the zone card needs to be made.
Features of Fire Alarm System:
Fire alarm system will be divided into 2 parts –
1. Power Card
2. Zone Card
Features of Power Card
Power card will be compatible with all type of Fire and Security alarm manufactured by us. 12v-15v will be used for Security and 24v-27v will be used in Fire Alarm
• Can convert Transformer AC to DC
• Short protection for AC supply
• Short protection for DC supply
• Battery Charging circuit for Single and Double 12v-7AH Battery
• Protection for Over Charging for battery
• Protection for Deep discharge for battery
• Connection / Zone point for connection for min. 4 Zones and Max. 8 Zone
• Connection point for 12v /24v Hooter output
• Connection point for Battery Charging
• Connection point for 12V and 24V output
• Connection point for Telephone line Input / Output for Auto Dialer
• 2 NO / NC output for Alarm and fault conditions
• Power switch for switch off /on the complete unit from power and battery
• LED on board for AC and DC failure
• FRC connector for connection of Power Card to Zone Card
• Compact in size
Features of Zone Card
Minimum for 4 Zone and can be expanded to 16 Zones (by adding 4Zone expandable Zone card)
• System will based maximum on controller and minimum at Hardware
• Micro controller based system based upon voltage comparator for mode switch over like NORMAL, OPEN, SHORT and FIRE.
• LCD Display with complete system status on screen
• Date and time with Day indication on LCD
• Real Time Clock (RTC)
• Option for RS-232 communication with other fire panels.
• 4.7K resistance will be used as End of Line resistance for each zone.
• Zone module for each 4 Zone
• Provision for storing event LOG like FIRE, OPEN, SHORT, ISOLATE with date, time and Zone number in non-volatile memory
• Landline Auto Dialer with 20 Telephone Number support
• Can store 30sec re-recordable voice message
• Redial times can be programmed (from 1 to 5 times)
• If system gets “#” key from the any telephone number the auto dialer will stop dialing further, but hooter goes on till the programmed time.
• Provision for Adding GSM Module to convert Landline into GSM Dialer
• Provision for individual hooter output for each zone (if required)
• FRC connector for connection of Zone card to Power Card
• FRC connector for expanding Zone module
• FRC connector for Individual Hooter Output Card
• Connector for LED and Dome Switch for all zones LED PCB
• 2 pin connector for adding Speaker for Playing Recorded message
• 2 pin connector for adding MIC to record message
• 8 pin connector for connect 4x4 keypad
• Buzzer / Beep output for
o Small beep on Key / tic switch press
o Long beep for any fault
o Periodic beep for Fire
• System LED indications for
o SYTEM ON (when system is in ON)
o MAIN POWER ON (when the system work on main power),
o BATTERY LOW (in case for battery is below 20v)
o BATTRY CHARGING (only if the battery is connected)
o FIRE (all single LED)
o SILENCE (when silence button is pressed)
o Each ZONE LED indication for
? OPEN (Single LED)
? SHORT (Single LED)
? FIRE (Dual for Fire)
? Dual color single LED for ISOLATE, HEALTY
• LCD Indications
o AT Normal conditions: Date time with DAY and change in Company NAME (Change time will be 10 sec) in first Line. Activated Zone status for all zones in second line (Zone status change in every 4 sec).
o AT FIRE/Alarm condition: Activated Zone number with Fire Message in second LINE no change in status till system get reset.
o AT Fault condition: Activated Zone number with Fault Message in second LINE no change in status till Zone get right or isolate.
• Tic switch for
o FIRE, SHORT, OPEN test for each zone,
o Isolate for each zone,
o Reset for complete system reset. Reset switch will also reset the power output of 24v /12v at power card
o LAMP TEST it will glow all LED of the system for 3sec / till the button is pressed
o SILENCE button for OFF the hooter ONLY at the time of FIRE. LONG PRESS will OFF the Auto Dialer Also.
• 4x4 keypad with Dome sw
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