2/4 zone Fire Alarm Panel

The PSS-02/04Z series 2/4 Zone conventional fire alarm panel is designed based on ERTL standard. And it is the central part of conventional fire alarm system, designed for applications requiring smoke detector, bell, manual pull stations, and sprinkler supervision. Each zone can be disabled by a button.

 

Product Features 

Maximum number of Analogue Conventional Detector Inputs: 20 detectors each zone 

Available Options: 2-4 Zone, 6-8 Zone, 10-16 Zone, 20-32 Zone 

Outputs for Alarm devices: Includes 2 bells/fire relay/ fault relay 

Auxiliary resettable power output: 24VDC/ 100mA limiting protection 

Automatic power switchover: mains power and secondary power (from batteries) 

Independent functional buttons with indication: User friendly interface for easy operation and recognition 

Access levels to enter the panel 

Fault supervision and notification: inputs, outputs, system, power, earth, fuse 

Disablement: zones disablement 

Evacuation: Fire drills to simulate fire alarm condition on panel. 

Silence: sounders and buzzer silence 

 

Technical Parameters 

AC INPUT	220VAC 50/60HZ	10%
		-15%
DC OUTPUT	24VDC typical
Voltage for MCU	5V for MCU
Current at 24VDC from PSE	450mA standby current
Maximum current from PSE	1A except batteries charge
Batteries current	1.85A maximum, current limited
	24VDC *1-10%, 100 mA max,
Auxiliary output	current limited, monitored
	2*12V/ 2.3Ah sealed lead acid gel,
Batteries	self-regulated *
Battery low-voltage protection	21V
Detectors connection allowed each zone	20 (except MCPs)
Zone alarm current	6mA minimum/ 27mA maximum
Sounder output	2*0.75A maximum
Fire Relay	1A/30VDC maximum
Fault Relay	1A/30VDC maximum
Communication protocol	2 wires RS485 bus system
EOL resistor for zone	4.7K 0.25W
EOL resistor for outputs	4.7K 0.25W
Fuse for AC Power	1 A/ 250V glass tube fuse 5 X 20mm
Fuse on DC Power	1 A/ 250V glass tube fuse 5 X 20mm
	Class A temperature range: -5 to 40°C (23-104°F)
Environmental	Humidity: 5 to 95% RH, non-condensing
	All terminals rated for 12 to18 AWG
Terminal blocks rating	(0.75 to 2.5 mm2)