Spec

• Target gas: Carbon monoxide
• Detection principle: Constant potential electrolytic type
• Intensity Display: LCD Digital Display (3-Digit, 7-Segment/Orange, Red 2-Color Backlight)
• Detection range (ppm): 0-150
• Display resolution (ppm): 1
• Detection method: Diffusion type
• Alarm setting: 50ppm (1st)/100ppm (2nd) [Standard setting]
• Alarm delay time: Within 60 seconds after introducing gas with 1.6 times the concentration of the alarm point.
• Gas alarm type: two-stage alarm (H-HH)
• Gas alarm display: 1st: Density display and backlight on (orange), buzzer/2nd: Density display and backlight on (red), buzzer
• Gas alarm operation: self-holding
• Gas alarm contact: non-voltage contact 1a/normally non-energized (energized at alarm)
• Failure alarm and self-diagnosis: System error/sensor connection error
• Failure Warning Display: Contents Display and Backlight Flashing (Orange), Buzzer
• Failure alarm operation: automatic return
• Transmission Specifications: DC0-1 V (Non-Insulated)
• Power supply: AA batteries x 2
• Battery Type Continuous Operation: Approximately 1 year (25°C, without alarm, without illumination, with AA alkaline batteries)
• Operating temperature range: 0~40°C (without sudden change)
• Operating humidity range: 90%RH or less (no condensation)
• Structure: Wall mounted type/sensor integrated type
• External Dimensions (mm): Approx. 80 (W) x 120 (H) x 35.5 (D)
• Mass (g): about 230
•