Rika RK300-03 CO2 Sensor 0~5000ppm with 4-20mA Output
RK300-03 CO₂ transmitter uses NDIR principle to detect the CO₂ concentration in the air and has built-in precision optical path and temperature sensor compensation.
RK300-03 CO₂ transmitter is using NDIR principle to detect the CO₂ concentration in the air and has built-in precision optical path and temperature sensor. Temperature compensation to ensure the accuracy of measurement, the product without oxygen dependence, long service life.
The RK300-02A has a 4-20mA output with range 0-5000ppm and a cable 1500mm long for easy termination.
- Range: 0-5000 ppm optional 0~2000 ppm and 0~10000 ppm
- Accuracy: ±3% FS @ 25 °C
- Supply: 12-24 VDC
- Output: 4-20 mA optional 0-5 V, 0-10 V, RS485
- Power Consumption: Max:200 mA, Avg:85 mA
- Warm Up Time: 3 min
- Response Time: <90 s
- Temperature Drift: 0.2% FS /°C
- Stability: <±2 % FS
- Repeatability: <±1 % FS
- Operating Condition: -20~60 °C @20%-90%RH
- Storage Condition: -40~70 °C @20%-90%RH
- Cable Length: 1500 mm
Dispatch
In-stock orders are dispatched within 2 business days.
Shipping options
We deliver across Australia and internationally by any of the following methods:
- Australia Post Express
- Australia Post Parcel Post
- DHL
- FedEx (only international)
- Freight account. We'll email packaging dimensions when the shipment is ready to be book.
*Transit times vary depending on the shipping method and destination.
Store Pickup - Carrum Downs, Victoria, 3201
Order before 11am to collect after 2pm the same day. Mon–Fri, 9am–5pm, excludes public holidays.
RETURNS
How to return an item Contact us before sending anything back. Email info@oceancontrols.com.au or call +61 3 9708 2390. We'll confirm eligibility and guide you to the return process.
Return window 14 days from dispatch date.
Condition required Items must be unused and in original packaging, including all documentation and manuals.
Restocking fee A 20% restocking fee applies to all accepted returns. Return shipping costs are the customer's responsibility.
Non-returnable items
- Custom-made or specially imported products
- Software licences (some software have trial versions available)
- Items not in original, as-new condition
WARRANTY
How to make a warranty claim Before returning anything, please contact us. Our engineers can often resolve the issue remotely. If a return is required, our team will provide you with a warranty form to include with the goods.
What's covered Defects in materials and workmanship under normal use and correct installation.
What's not covered The warranty does not cover damage or failures caused by factors outside our control, including incorrect installation, unauthorised alterations or modifications, or any installation or use not recommended by the manufacturer.
Standard warranty All products carry a 12-month warranty from the date of purchase unless stated otherwise.
Extended warranty
- Labjack: 5 Years
- Atop: 5 Years
- MeanWell: 3 Years
- Teracom: 3 Years
- Novus: 3 Years













