
CD-10, the artificial intelligent CO gas alarm unit specialized for underground parking area, using electro-chemical sensor, detects CO gas density and provides the measured density signal to both 2 step relay output and standard current signal output (DC 4-20mA) to be connected to various external devices to carry out underground parking area atmosphere environmental monitoring.
[ Features ]
ㆍ Built-in micro processor digital CO gas alarm unit 
ㆍ Realize various artificial intelligent functions. 
    - User programmable fan relay and alarm relay density
    - User programmable fan relay and alarm relay delay time. 
    - User programmable scale range.
    - Automatic zero calibration 
ㆍ Various signal output 
    - 2 step relay output, DC 4-20mA / full scale 
ㆍ Robust metal housing 
ㆍ On site indicating FND display 
| Type | Independent transmitter | 
| Sensor type | Electron-chemical | 
| Detection principle | Diffusion | 
| Density display | F.N.D (3-Digit/PPM) | 
| Detection range | 0-500PPM (default :250PPM) | 
| Accuracy | ≤2% /full scale | 
| Response time | within 20 seconds, 90%/full scale | 
| Alarm density | Default : LOW(FAN)-50PPM, HIGH(FAN)-70PPM | 
| Alarm delay time | Default : 5seconds | 
| External output | HIGH(alarm) / LOW(fan) relay, 4-20mA/ full scale | 
| Input power | 20~30V AC/DC, 60Hz | 
| Housing material | Metal case | 
| Operation temperature | -20℃~50℃ | 
| Operation humidity | 0~95%RH (non-condensing) | 
| Initialization time | 1 minute |