for Domestic Carbon Monoxide Alarms with Relay Outputs

• Customization: Available
• Type: Carbon Monoxide Alarm
• Signal Transmission: Standalone
• Model NO.: C621
• Working Mode: Active
• Certification: CE, RoHS, CCC
• Application: Indoor
• Working Principle: Electrochemical Sensor
• Transmission Mode: Audible and Visual Alarm
• Alarm Volume (within 1m): ≥90dB
• Supply Voltage: DC 4.5V (3*1.5V AA Batteries)
• Standby Current: <10ua
• Alarm Current: <70mA
• Sensor Type: Electrochemical
• Sensor Lifetime: 10-Years
• Product Weight: 195g
• Product Size: 106.0*37.5mm
• CE Standard: En 50291-1:2018
• Transport Package: Carton Box
• Trademark: Scondaor
• Origin: China
• HS Code: 8531100000
• Production Capacity: 100, 000 Pieces/Month

Product Description

For Domestic Carbon Monoxide Alarms with Relay Outputs

Advanced Features:

• 10-Years Life Electrochemical Sensor
• 3*AA Replaceable Batteries Operated
• Loud 85dB Alarm (3meters)
• 360-Degree Gas Intake Design
• Real-time LCD Display CO Concentration 0-999ppm
• Peak Alarm Concentration Memory
• Low Battery Warning (<3.6V)
• Sensor Fault Warning (Auto Self-Check)
• CE Certified to EN50291:2018 Standard
• Easy Installation on Wall/Ceiling with Accessories

Technical Specifications:

• Power Supply: 3*1.5V AA batteries(not included)
• Battery Life: more than 1 year
• Sensor Type: Electrochemical CO sensor
• Sensitivity Error: +/-10%
• Detecting Display Range: 20~999PPM
• CO Sensitivity Level /Alarm Response Time: 
• 50 ppm,within 60~90 minutes;
• 100 ppm,within 10~40 minutes;
• 300 ppm,within 3 minutes;
• Operating Temperature: 0ºC~40ºC
• Relative Humidity: <95%RH (non-condensing)
• Alarm Method: Sound, Light Alarm
• Operation Indicators: Green-Power Yellow-Fault Red-Alarm
• Normal Working Status: Green LED flashes once every 35sec
• Low Battery Warning: Yellow LED flashes once
• Fault Warning: Yellow LED flashes twice, LCD display Err
• End-of-Life: Yellow LED flashes three times, LCD display FAL
• Product Weight: 195g
• Product Size: 106.0*37.5mm

SPECIFICATIONS	PARAMETERS
Product Name:	Carbon Monoxide Detector
Item No.:	JKD-C620 / JKD-C621 / JKD-C622 (Appearance Difference)
Supply Voltage:	DC 4.5V (3×1.5V AA Alkaline Battery)
Batter Lifetime:	3-years Replaceable
Low Battery Voltage:	<3.6V
Standby Current:	<10uA
Alarm Current:	<70mA
Gas Detection:	Carbon Monoxide (CO)
Sampling Method:	Natural diffusion
Standard:	EN50291-1:2018
Installation Positions:	Ceiling/Wall Mounting (With Accessories)
CO Sensitivity:	50ppm: alarm within 60~90 minutes 100ppm: alarm within 10~40 minutes 300ppm: alarm within 0~3 minutes
Operating Temperature:	0ºC~40ºC
Relative Humidity:	<95%RH (non-condensing)
Alarm Method:	Sound, Light Alarm
Alarm Sound Level:	>85dB (3 meters)
Sensors Type:	Advanced Electrochemical
Sensor Lifetime:	10-years
Type:	B
Product Weight:	195g
Product Size:	Φ106.0*37.5mm