ShenzhenYijiajie Electronic Co., Ltd.
| Particle counting efficiency | 50% at 0.3 μm; 98% for ≥ 0.5 μm |
| Concentration resolution | 1 μg/m³ |
| Packaging Details | Palletized |
| Working peak current | ≤ 100mA |
| Supply Ability | 1500 |
| Single sampling air volume | 0.1L |
| Payment Terms | L/C,D/A,D/P,T/T, |
| PM2.5 standard range | 0 - 500 μg/m³ |
| Sleep standby current | ≤ 2mA |
| Delivery Time | 5-8 days |
| Particle size range | 0.3 - 1.0 μm, 1.0 - 2.5 μm, 2.5 - 10 μm |
| PM2.5 overload range | 0 - 1000 μg/m³ |
| Model Number | PMST003 |
| Place of Origin | CHINA |
| Brand Name | YJJ |
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Product Specification
| Particle counting efficiency | 50% at 0.3 μm; 98% for ≥ 0.5 μm | Concentration resolution | 1 μg/m³ |
| Packaging Details | Palletized | Working peak current | ≤ 100mA |
| Supply Ability | 1500 | Single sampling air volume | 0.1L |
| Payment Terms | L/C,D/A,D/P,T/T, | PM2.5 standard range | 0 - 500 μg/m³ |
| Sleep standby current | ≤ 2mA | Delivery Time | 5-8 days |
| Particle size range | 0.3 - 1.0 μm, 1.0 - 2.5 μm, 2.5 - 10 μm | PM2.5 overload range | 0 - 1000 μg/m³ |
| Model Number | PMST003 | Place of Origin | CHINA |
| Brand Name | YJJ | ||
| High Light | YJJ PMST003 laser dust sensor ，UART digital particulate matter module ，PM2.5 PM10 detection sensor | ||
Product Description:
YJJ PMST003 Laser PM2.5 PM10 Dust Sensor UART Digital Particulate Matter Detection Module
Features:
I. Product Introduction
PMST003 Ultra-thin Laser Scattering Dust Sensor, with a total thickness of only 6.4mm, featuring a six-sided fully enclosed metal shielding shell; it outputs PM1.0, PM2.5, PM10 mass concentrations and multi-size particle counts via TTL-UART serial port. This product is designed for extremely small volume, excellent anti-electromagnetic interference, and is suitable for compact portable and wearable air detection devices.
II. Complete Technical Parameters
Detection Principle: Laser Mie Light Scattering
Detection Particle Size Ranges: 0.3 - 1.0μm, 1.0 - 2.5μm, 2.5 - 10μm
Particle Counting Efficiency: 50% @ 0.3μm; 98% ≥ 0.5μm
PM2.5 Standard Range: 0 - 500μg/m³
PM2.5 Overload Range: 0 - 1000μg/m³
Concentration Resolution: 1μg/m³
Measurement Accuracy: 0 - 100μg/m³ ± 10μg/m³; 100 - 1000μg/m³ ± 10%FS
Single Sampling Response: < 1s; Whole Machine Stable Response ≤ 10s
Single Sampling Air Volume: 0.1L
Standard Power Supply: DC 4.5 - 5.5V, typical 5V
Working Peak Current: ≤ 100mA
Sleep Standby Current: ≤ 2mA
Communication Interface: TTL-UART, baud rate 9600, 3.3V level, supports active upload / passive inquiry mode
Operating Temperature: -10℃ ~ +60℃
Storage Temperature: -40℃ ~ +80℃
Operating Humidity: 0 - 95% RH, no condensation allowed
Overall Size: 38 × 35 × 6.4mm (Ultra-thin 6.4mm)
Mean Time Between Failures: ≥ 20,000 hours
Shell Structure: Fully metal six-sided shielding, strong resistance to oil smoke and electromagnetic interference
III. Pin Definitions (10-pin connector)
VCC: +5V Power Supply
GND: Ground
SET: Working Mode; High level for continuous sampling, low level for sleep and power saving
RXD: Sensor Serial Port Reception (3.3V)
TXD: Sensor Serial Port Transmission (3.3V)
RESET: Low level hardware reset pin
7 - 10. NC Spacing Pins
IV. Core Product Advantages
6.4mm Ultra-thin Body, suitable for narrow internal cavities and portable wearable devices
Closed metal shielding shell, stable detection in complex electromagnetic environments
Supports sleep mode for low power consumption, compatible with lithium battery-powered equipment
Outputs both raw particle count and calibrated PM concentration data
Factory calibration consistency is high, no need for secondary calibration for large quantities of instruments
V. Industry Application Purposes
Ultra-thin handheld air detector, wearable environmental detection module
Miniature vehicle air purifier, small desktop air detection equipment
Smart home risk control controller, micro ventilation equipment
Power supply unit, electrical control cabinet, precision instrument chassis internal dust monitoring
Ultra-thin IoT environmental monitoring terminal, wearable device, bracelet air detection module
Specifications:
| Detection range of particle size | 0.3-10μm |
| Effective range | 0-1000μg/m |
| Testing interval | 1S |
| Power stabilization time | 30S |
| weight of the | <30g |
Company Details
Business Type:
Manufacturer,Trading Company
Year Established:
2006
Total Annual:
900000-1000000
Employee Number:
50~80
Ecer Certification：
Verified Supplier
Yijiajie Electronics is a full range of silicon pressure sensors from the United States, FREESCALE/, GE, MEAS, SMI, and a full range of sensing and control products from the United States pressure, temperature and humidity, gas flow, current, Hall effect, etc., Japan HAMAMATSU flame, UV sensors, ph... Yijiajie Electronics is a full range of silicon pressure sensors from the United States, FREESCALE/, GE, MEAS, SMI, and a full range of sensing and control products from the United States pressure, temperature and humidity, gas flow, current, Hall effect, etc., Japan HAMAMATSU flame, UV sensors, ph...
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