Overview
The dust sensor module DSM501A is low cost,compact size for a particle density sensor.
- Quantitative particle measurement with the principle of particle counter.
- FIne particle of which diameters are bigger than one micron could be detected with high sensitivity.
- Inside heater realizes the self-air taking.
- One control contact and two output contacts.
The DSM501A consists of:
- Light Emitting Diode(LED) Lamp
- Detector
- Signal amplifier circuit
- Output drive circuit 1
- Output drive circuit 2
- Heater
Features
- PWM output
- Compact size and lightweight
- Easy installation
- Single power supply
Application
- Air cleaner or Air purifier
- Air condition
- Air quality monitor
- Ventilator etc.
Specification
| Items | Min | Norm | Max | Unit | |
|---|---|---|---|---|---|
| VCC | 4.75 | – | 5.25 | V | |
| Standby Current Supply | – | 90 | – | mA | |
| Detectable range of concentration | – | 0~28,000 | – | pcs/liter | |
| Operating Temperature Range | 0 | – | 45 | °C | |
| Output Method | Negative Logic, Digital output,Hi over 4.0V(Rev.2) Lo: under 0.7V | ||||
| Detecting the particle diameter | >1 um | ||||
| Dimensions | 59(W) × 45(H) × 22(D) [mm] | ||||
| Humidity Range | 95%rh or less | ||||
