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RK300-03 Indoor Application 4-20mA 0-5V Analog Output NDIR CO2 Sensor Transducer
RK300-03 CO2 transmitter is using NDIR principle to detect the CO2 concentration in the air, which built-in precision optical path and temperature sensor.Temperature compensation to ensure the accuracy of measurement, the product without oxygen dependence, long service life.
FEATURES
APPLICATIONS
TECHNICAL SPECIFICATION
Item | Technical Specification |
Range(concentration) | 0-2000ppm,0-5000ppm,0-10000ppm |
Accuracy | ±3%FS@25℃ |
Supply | 12-24VDC |
Output | 4-20mA,0-5V,RS485 |
Power Consumption | Max:200mA, Avg.:85mA |
| 3min |
Response Time | <90s |
Temperature Drift | ≤0.2%FS/℃ |
Stability | <±2%FS |
| <±1%FS |
Operating Temperature | -20℃-+60℃@15-80%RH |
Storage | -40-70℃@20%-90%RH |
Indoor use wall-mounted installation | |




Q: Are you the final manufacturer?
A: Yes, We are SENSOR manufacturer and exporter in china with 10+ years experience and with the factory authorized by SGS.
Q: Do you offer the OEM service?
A: Yes, we can offer OEM service and design the logo marking for you. But the minimum quantity is 10pcs for the first order .
Q: Do you offer free samples?
A: Sorry , we do not offer free samples . You should pay for the samples and freight cost.
Q: What payment ways do you accept?
A: You can pay us by T/T , PayPal , and West Union .
Q: What is your delivery time?
A: It is in 6-8 working days since the payment confirmed . If quantity is more than 100pcs /order, it will need extra 3-5 working days .
Q: What is your normal delivery way?
A: Goods will be sent by DHL / FEDEX / UPS / EMS / TNT / or other proposed forwarders.
Q: How is your quality assurance service?
A: Our service is free exchange within one month and 12 months quality guarantee
Q: Could we make a visit to your factory?
A: Yes, you are welcomed . But before that, we will do the visiting investigation.
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