| Quantity | 3+ units | 10+ units | 30+ units | 50+ units | More |
|---|---|---|---|---|---|
| Price /Unit | $15.36 | $15.04 | $14.57 | $13.95 | Contact US |
Waveshare USB to RS232/485/TTL Interface Converter Communication Module (CH343G Chip) w/ Isolation
$29.31
Waveshare USB to RS232/485/TTL Interface Converter Communication Module (FT232RNL) w/ Isolation
$33.20
Mini Duplex Hotspot Motherboard for MMDVM Digital Modem Box and 433MHz Antenna Support for DMR / D-Star / NXDN / POCSAG
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MP-503 10-1000ppm Gas Detection Sensor Module Alcohol Smoke Detection
Description:
- working voltage: DC5V
- working current: 60mA
- loop voltage: less than 5V
- output voltage: 0-5V range (resistance ratio corresponding to the concentration of output)
- load resistance: 10K (adjustable)
- detection concentration range:
MP-501:10-1000ppm (alcohol, smog)
MP-502:1-50ppm (formaldehyde, toluene, benzene, acetone, alcohol system gas)
MP-503:10-1000ppm (alcohol, smog)
MP-901:10-1000ppm (alcohol, hydrogen, Jia Wan)
- clean air voltage: less than 1.5V
- sensitivity: 3%
- the response time: less than 10S (pre 3-5 minutes)
- recovery time: less than 30S
- power consumption: less than 300mW
- working temperature: -10~50 (nominal temperature 20)
- working humidity: 95%RH (nominal humidity 65%RH)
- service life: 5 years
- size: 35mm x 40mm x 18mm
- weight: 10g
