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Brand Name: RENKE
color: white
Theory: gas sensor
Resolution: 0.1ppm
Size: 16*16*8
Model Number: RS-CO-*-2
Place of Origin: China (Mainland)
Product name: RS485 4 to20 ma gas detector co sensor 0-10v carbon monoxide sensor
key word: carbon monoxide sensor
Warranty: 2 Years
Certificate: CE RoHS ISO FCC
Output signal: RS485/4-20MA/0-10V/0-5V
Package: EPE
Application: gas sensor
Data update time: 2s
Humidity accuracy: 3%RH
Co resolution: 0.1ppm

Specifications

RS485 4 to20 ma gas detector co sensor 0-10v carbon monoxide sensor
Product Description

RS485 4 to20 ma gas detector co sensor 010v carbon monoxide sensor
Our Carbon monoxide detector uses electrochemical technology to measure CO concentration, and the reaction is rapid and sensitive. the transmitter is widely used in air quality testing, smart home and other occasions where CO detection is required. Analog signal output, 4-20mA, 0-10V, 0-5V optional. The equipment is 10-30V wide-voltage power supply, and the enclosure has a high degree of protection, which can adapt to various harsh conditions on site.
RS485 4 to20 ma gas detector co sensor 010v carbon monoxide sensor
RS485 4 to20 ma gas detector co sensor 010v carbon monoxide sensor
RS485 OUTPUT
ANALOG OUTPUT
Power supply
10-30VDC
Power supply
10-30VDC
Power consumption
0.18W
Power consumption
0.18W
Measure range
0~2000ppm
Measure range
0~1000ppm
Accuracy
±10%FS
Accuracy
±10%FS
Operating temperature
-20℃~+50℃
Operating temperature
-20℃~+50℃
Operating humidity
15%RH~90%RH
Operating humidity
15%RH~90%RH
Data update time
2s
Data update time
2s
Stability
10%
Stability
10%
Resolution
0.1ppm
Resolution
0.5ppm
Output signal
RS485
Output signal
4~20mA/0~5V/0~10V
Details Images
the high-sensitivity gas detection probe has stable signal and can accurately measure the PPM CO concentration with high accuracy. Wide measuring range, default 0-1000ppm. 4-20mA, 0-10V, 0-5V multiple analog signal outputs are available. the product adopts a wall-mounted waterproof shell, which is easy to install and has a high degree of protection.

RS485 4 to20 ma gas detector co sensor 010v carbon monoxide sensor
Electrical Wiring
RS485 4 to20 ma gas detector co sensor 010v carbon monoxide sensor
Line color
Description


power
brown
Power supply(10 ~ 30V DC)
black
Power supply negative

Communication
Yellow
485-A
blue
485-B
Range 10V-30V of wide voltage is available in power input, the A wire and B wire can not be connected contrary when connecting to 485 signal, and the address among several devices on the total wire can not be conflicted.

RS485 4 to20 ma gas detector co sensor 010v carbon monoxide sensor
Calculation Method
RS485 4 to20 ma gas detector co sensor 010v carbon monoxide sensor
Analog Calculation method
1.Current output signal conversion calculation 
for example, the range is 0~1000ppm, 4~20mA output, when the output signal is 12mA, the current CO concentration value is calculated. the CO range span is 1000ppm and is expressed by a 16mA current signal.
1000ppm/16mA=62.5ppm/mA, that is, the current 1mA represents a CO concentration change of 62.5ppm, and the measured value is 12mA-4mA=8mA, 8mA*62.5ppm/mA=500ppm. the current CO concentration is 500 ppm. 
2. Voltage type output signal conversion calculation
for example, the range is 0~1000ppm, 0-10V output, when the output signal is 5V, the current CO concentration value is calculated. the span of this CO range is 1000ppm, expressed by a 10V voltage signal, 1000ppm/10V=100ppm/V, that is, the voltage 1V represents a change in CO concentration of 100ppm, the measured value is 5V-0V=5V, 5V*100ppm/V=500ppm, current CO the concentration is 500ppm.
Measurement unit ppm and ug/m3 conversion relationship 
at standard atmospheric pressure, the conversion is based on the following conversion formula, which is only applicable to the calculation of CO: 1ppm = 28/22.4=1.25mg/m3=1250ug/m3 1ppb =28/22.4=1.25ug/m3

RS485 4 to20 ma gas detector co sensor 010v carbon monoxide sensor
Why choose us?
Before-sale service:
1.OEM price,delivery sensors in 3 days.
2.Offer CE, ISO, FCC, ROHS Certificats.
3.24 hours service online.
4.Welcome to visit our factory.
5.Sample is avaliable.

after-sale service:
1.2 years warranty for our sensors.
2.Offer 24 hours free technical support
3.Free cloud server
Application

RS485 4 to20 ma gas detector co sensor 010v carbon monoxide sensor
Company Introduction
Shangdong Renke Control Technology Co.,Ltd. Is a leading environmental monitoring high technology enterprise in China. Renke is engaged in industrial sensor, communication gateway, industrial data platform, cloud computing service,and measurement control technology solution. We have won good reputation for high quality products and sincere service.Renke insists on the policy that"technology first, exquisite design, customer satisfied" we are careful with every detail. Every drawing has to be considered and revised repeatedly. Every products is the thought of designer.
RS485 4 to20 ma gas detector co sensor 010v carbon monoxide sensor
RS485 4 to20 ma gas detector co sensor 010v carbon monoxide sensor
FAQ
Q: Are you manufacturer?
A: Yes, We are Tranmitter manufacturer and exporter in china over 10 years experience with CE, ROHS, FCC, ISO and 11patents.
Q: Do you offer the OEM service?
A: Yes, we can offer OEM service and design the shell and logo for you.
Q: Do you offer free samples?
A: Sorry, we do not offer free samples. after you bulk order, we will deduct the sample fee from second order.
Q: What payment ways do you accept?
A: You can pay us by T/T, PayPal, and WestU accept?Union.
Q: What is your delivery time?
A: It is in 3-5 working days since the payment confirmed. If your order is over 3000pcs, we need 10 days.
Q: how is your quality assurance service?
A: 24 months quality guarantee.
Q: Could we make a visit to your factory?
A: Yes, you are welcomed.