| Model |
Alcohol Gas Detection Unit (NDP-C2H5OH-4A)
|
| Measurement principle |
Electrochemical method (potential electrolysis method)
|
| Target gas type |
Ethanol (C2H5OH)
|
| External dimensions/weight |
Width 100mm, height 40mm, depth 40mm, 100g or less
|
| 电源 |
DC3V (3 AA alkaline batteries in series)
|
| gas sensor |
NAP-201
|
| Temperature sensor |
Surface-mounted thermistor (for measuring temperature around gas sensor)
|
| Gas detection range |
0 to 0.4mg / L
|
| Maximum detectable concentration |
1.0mg / L
|
| Measurement resolution |
0.01mg / L
|
| Repeated measurement accuracy |
Less than ±0.03mg/L
|
| Display/operation parts |
LCD connector (CN1) / LED x 3 (D4: green, D2: blue/red, D5: red) / Tact switch x 3 (SW3: ON/OFF, SW2: △, SW1: ▽)
|
| expansion connector |
For PC communication (J2) / I2C (2ch) / Buzzer (1ch) / Analog input (1ch) (J3) / For LED/tact switch expansion (J6)
|
| PC communication standard (using expansion connector J2) |
Baud rate: 38,400bps (fixed) / Start bit: 1bit / Stop bit: 1bit / Data length: 8bit / Parity: None
|
| Memory function |
EEPROM (128Kbit)
|
| Battery life |
Over 3 times with 2 AA alkaline batteries (LCD backlight lights up during measurement)
|
| Sensor warranty period: 1 year
|
|
| Operating environment conditions |
0~40℃ Humidity 20~80%RH (no condensation)
|
| Storage environmental conditions |
0~20℃ Humidity 10~90%RH (no condensation) |
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