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Principle Introduction
The MEWOI-MK-411 household CO alarm adopts high-precision electrochemical CO sensors, it combines advanced electronic technology and excellent production craft. This product has the advantages of stable operation and long service life, etc. It is a high-sensitivity gas concentration detection device for real-time detection of indoor CO gas leakage, and it is an essential product for household safety and precautions. The detector adopts sound and light and voice alarm methods. When alarm occurs, it will give out sound and light and voice prompts to remind you to take effective measures to avoid CO poisoning and other occurrence of malignant incidents to protect your life and property. With this product, we also provide OEM/ODM services. |
Features
High-precision electrochemical CO sensor Audible, visual and voice alarm NB-IOT/LoRa wireless communication available |
Technical Parameters
| Item | Specification |
| Product dimension | 120mmx75mmx34.6mm |
| Power supply | AC220V / 50Hz |
| Applicable gas | Carbon monoxide (CO) |
| Sampling method | Natural diffusion |
| Sensor type | Electrochemical CO sensor |
| Range | 500ppm (can be customized) |
| Alarm set value | 150ppm (can be customized) |
| Working condition | Temperature: 0℃ -55℃ Humidity: 0~95% RH |
| Response time | ＜30s |
| Resume time | ＜30s |
| Alarm mode | Sound, light and voice alarm |
| Alarm volume | ≧ 85dB (1 meter straight ahead) |
| Service life | 5 years |
| Power consumption | <3W |
| Optional function | 220V relay, 9V relay, relay output NO or NC |
| Net weight | About 190g |
