Model NO.
RK209D
Type
SemiConductor Gas Sensor
Output Signal Type
Digital Type
Material
Plastic
IP Rating
IP68
Sensitivity
High
Certification
CE
Customized
Customized
Working Voltage
DC 5V
Physical Interface
Zh2.54 Female Socket
Protocol
Tcpip Protocol
Installation Method
Wall-Mounted
Price
Low Price
Quality
High Quality
Service Life
5years (in The Air)
Trademark
Rainbow
Transport Package
Standard
Specification
142*108*30mm
Origin
China
HS Code
9026801000
1.Product description
1.1The product is a wall-mounted plastic shell with good air permeability. The circuit uses imported industrial-grade microprocessor chips, high- precision temperature sensors, and environmental monitoring sensors. Ensure product reliability.
The output signal type is WIFI, which can be connected to the server port through local WIFI routing.
The communication protocol adopts TCPIP protocol.
1.2 Specifications
| Type | Measurement resolution | Measuring range | Measurement accuracy |
| eCO2 | 400ppm~5000ppm | ±100ppm | |
| eCH2O | 1ug/m3 | 0ug~2000ug/m3 | ±25% |
| TVOC | 1ug/m3 | 0ug~5000ug/m3 | ±25% |
| PM2.5 | 1ug/m3 | 0ug/m3~1000ug/m3 | ±10% |
| PM10 | 1ug/m3 | 0ug/m3~1000ug/m3 | ±10% |
| Temperature | 0.01ºC | -40ºC~100ºC | ±0.3ºC(25ºC) |
| Humidity | 0.04% | 0~100% | ±3%RH(25ºC) |
| Physical interface | ZH2.54 female socket | ||
| Working Voltage | DC 5V | ||
| Working current | ≤200mA | ||
| Preheat time | 2 minutes (only CO2, CH2O and TVOC need to be preheated, other parameters will be displayed when power is on) | ||
| Working temperature | 0ºC~50ºC | ||
| Working humidity | ≤95%RH | ||
| Protocol | TCPIP protocol | ||
| Installation method | Wall-mounted | ||
| Service life | 5years (in the air) | ||
2.WIFI transmission parameters
| Item | Instruction |
| Network standard | Wireless standard: IEEE 802.11b,IEEE 802.11g,IEEE 802.11n |
| Wireless transmission rate | 802.11b: up to 11Mbps 802.11b: up to 54Mbps 802.11b: up to HT20, MCS7 |
| Frequency range | 2.412GHz-2.484GHz |
| Transmission power | 11-18dbm |
| Communication interface | TTL level |
| Antenna | PCB antenna on board |
| Working temperature | -40°C~125°C |
