Model NO.
RK-3001-HCHO
Type
SemiConductor Gas Sensor
Output Signal Type
Digital Type
Material
Plastic
IP Rating
IP68
Sensitivity
High
Certification
CE FCC RoHS
Customized
Customized
Measuring Range
0-5ppm
Measuring Mode
Electrochemical
Warranty Period
2 Years
Baud Rate
2400/4800/9600
Communication Port
RS485
Ower Supply
12-24V DC
Trademark
Rainbow
Transport Package
Standard
Specification
110*85*44mm
Origin
China
HS Code
9026801000
High Quality Formaldehyde Sensor for Hcho Gas Monitoring
1.1 Product Overview
THE FORMALDEHYDE uses the specialized formaldehyde concentration sensor probe as core detecting device, which has the characteristics of wide measurement range, high precision, good linearity, good versatility, convenient using, easy installation, long transmission distance and moderate price.1.2 Primary Parameters
| PARAMETERS | TECHNICAL SPECIFICATIONS |
| MEASURING RANGE | 0-5ppm |
| MEASURING MODE | Electrochemical |
| PRECISION | 2%F.s |
| WARRANTY PERIOD | 2 years ( Host ) / 1 year ( Sensor ) |
| RESPONSE TIME | less than 15 seconds |
| BAUD RATE | 2400/4800/9600 |
| COMMUNICATION PORT | RS485 |
| POWER SUPPLY | 12-24V DC |
| POWER | ≤0.15w |
| OPERATING TEMPERATURE | 0-50 ºC |
| WORKING HUMIDITY ENVIRONMENT | 15-90%RH |
| CASE SIZE | 110 x 85 x 44mm3 |
| PRESSURE RANGE | 0.9-1.1atm |
1.3 PROBE PARAMETERS AND SELECTION
| NO. | MANUFACTURER | RANGE | RESOLUTION | LIFE |
| 5P | China | 5ppm | 10ppb | >2years |
| 5PJ | DART Probe | 2ppm | 1ppb | >3 years |
1.4 CROSS INTERFERENCE GAS
| TRACER GAS | CONCENTRATION(ppm) | OUTPUT SIGNAL(amount to ppm H2S) |
| HYDROGEN SULFIDE | 100 | 3.7 |
| ETHANOL | 2000 | 76.3 |
| CHLORINE | 10 | 0.1 |
| SULFUR DIOXIDE | 20 | 0.8 |
| HYDROGEN | 500 | 5.5 |
| AMMONIA | 50 | 0 |
| METHYL CHLORIDE | 5 | 0.1 |
| ETO | 10 | 0.5 |
| BENZENE | 100 | 0.1 |
| ACETONE | 100 | 0.2 |
| METHANOL | 100 | 23.9 |
Jinan Rainbow Technology Co., Ltd. is a global supplier of smart sensors and IoT monitoring solutions.
The company was established in 2015, registered in Jinan, Shandong, and has a research and development center in New York, USA. Is a trustworthy innovative technology company.
The company's products include memory sensors, sensor modules, IoT transmitters (air quality transmitters and agriculture and animal husbandry transmitters). Rainbow Technology integrates R&D, production and sales, and has established a complete Internet of Things industry chain, closely combining sensors, smart terminals and communication technologies, and constantly emerging new values in production and life.
