China Ma 31 Carbon Dioxide Monitor

Ma 31 Carbon Dioxide Monitor
CO2 Monitor (MA 31)
This MA 31 CO2 monitor is CO2 indicator and alarm. The CO2 monitor is Real-time detect and display room CO2 and temperature
1. Special design for room CO2 indicator and alarm
2. Suitable for classrooms, offices and other public places
3. Real-time detecting and display CO2 level during 0ppm to 20, 000ppm CO2 range
4. Also detecting room temperature from 5 to 65C
5. Optional real-time humidity from 5% RH to 95% RH
6. NDIR CO2 sensor technology of infrared self diffusion, 15 years lifetime
7. Self calibration algorithm makes it in using without calibration amending
8. Specially provide the altitude calibration
9. The three measured CO2 ranges for 3 LED indicator lights setup by end users
10. 3 LEDs brightness adjustable

Gas detectedCarbon Dioxide (CO2)Sensing elementNon-Depressive Infrared Detector (NDIR)Temperature sensorNTCTemperature correctionSelf compensationCO2 NDIR life15 yearsConsumption3.5W/ Max, 2.5W/ AverageAccuracy@25(77)± 40ppm + 3% of readingStability< 2% of FS over life of sensor (15 yr typical)Calibration intervalABC Logic Self Calibration AlgorithmCO2 measuring range02000ppm, which is default value
0(1, 000~20, 000)ppm, programmable selectionCO2 setting & Display resolution1ppmTemperature measuring range050(32122)Temperature setting range545(41113)Option: 1X dry contact outputRated currency for contact point: 3A 220VAC/30VDC, resistance loadOption: RS485 communication interface9600/14400/19200(default)/28800/38400bps rates selectable by program, 15KV protection for static, independent address settingOperation condition050 (32122), 095%RH without condensingPower supply220VAC/110VAC or 24VAC 50/60HZ± 10%Weight380gDimensions130mmx 90mmx 40mmConnections InterfaceLocate in interface of connectionInstallment standard65mmx 65mm or 2x 4 wire boxWiring standardWire section area< 1.5mm 2Approval StandardCE-ApprovalProgramming and selectionDIP switches inside and external push-buttons

Our Services
1.For all your inquires about us, we will reply you in detail within 24 hours.
2.We own professional team with professional attitude to recommend products and
services for you.
3.The products have one year free warranty, after which they can still be
provided after-sales service.
4. We offer OEM services. And we can print your own logo on the product.
5. We have well-experienced engineers, who can help you better use our products.
Your satisfaction is our duty! It will be our great honor to serve you. We do hope
we can offer you more help in medical field and build the long term business
relationship with you.
FAQ
Q: How to buy your products ?
A: We have some products in stock , you can take away the products after you
arrange the payment ; If we don't have the products in stock you want, we will
start production once getting the payment.

Q: What's the warranty for the products ?
A: The free warranty is one year from the date of commissioning qualified.

Q: Can we visit your factory ?
A: Of course, welcome to visit our factory if you come to China.

Q: How long is the validity of quotation ?
A: Generally, our price is valid within one month from the date of quotation. The
price will be adjusted appropriately as the price fluctuation of raw material in
the market.

Q: What's the production date after we confirm the order ?
A: This depends on the quantity. Normally, for the mass production, we need about
one week to finish the production.
Packaging & Shipping
Packaging:Standard export corrugated paper board cartons or wooden box
Pallet: Plastic/ Wooden pallet
Shipping:By sea/ By air/ By courier (DHL, FEDEX, UPS, TNT)