Kidde KN-COEG-3 User Manual page 11

2. Product Features and Specifications
IMPORTANT: Seven (7) years after the initial power up, this alarm
will "beep" every 30 seconds to indicate that it is time to replace
the alarm. Replace the alarm immediately! It will not detect CO in
this condition.
To help identify the date to replace the alarm, a label has been affixed to
the side of the alarm. Write the "replace by" date (seven years from
power up) in a permanent marker on this label.
Temperature:
Operating Range: 40°F (4.4°C) to 100°F (37.8°C)
Humidity:
Operating range: 10-95% non-condensing
Audible Alarm:
85+ dB at 10' @ 3.4±0.5 KHz pulsing alarm
CO Sensor:
Electrochemical
Gas Sensor:
Metal Oxide
Power:
120 volts AC, 60 Hz, 60 mA max, 9 volt battery back-up
Accuracy of Digital Display:
30-999 PPM +/-30% when measured in conditions of 80° F (+/- 10° F),
atmospheric pressure +/- 10% and 40% +/- 3% relative humidity.
Display readings may vary slightly depending on changes in the ambient
condition (temperature, humidity) and the condition of the sensor.
CO Alarm Response Times:
70 PPM = 60-240 min., 150 PPM = 10-50 min., 400 PPM = 4-15 min.
Gas Alarm Response Times:
Before 25% of low explosion limit (LEL) for natural gas or propane is
detected.