Wall-mounted and ceiling CO2 gas detector infrared gas sensor principle
Wall-mounted and ceiling CO2 gas detector infrared gas sensor principle
KQ series single channel wall-mounted gas detector can be used continuously in operation environment to detect the concentration of combustion gas, oxygen, and toxic gas. It integrates gas detection and controller in one, sound and light alarm, with big 128*64 dot matrix LCD displays.
International standard 4-20mA signal output, can be directly connected into the factory DCS system(optional); RS485 digital signal can be connected with factory’s principle computer(optional).
l Adopts advanced embedded micro controller(16 digit ultra-low power consumption )
l 128*64 dot matrix ultra-large LCD
l User can set the alarm level
l Displaying the time of fist alarm
l Real-time clock
l Replaceable modularized sensor
l Automatic calibration function, reduce the measuring error.
l Automatically save alarm data for 1000 articles
l standby battery can work more than 100 hours in the condition that do not alarm (optional)
l standard signal(4-20mA) can be directly connected to factory's DCS system (optional)
l RS485 digital signal is connected to factory’s principle computer (optional)
|
Detecting Gas |
carbon dioxide |
|
Measuring Range |
2-3 year |
|
Deviation |
≤± 3% F.S |
|
Respond Time |
T90 < 30 s |
|
Display Mode |
128*64 dot matrix ultra-large LCD |
|
Alarm Level |
low and high alarm. Users can set it. |
|
Alarm Output |
relay output, volume AC 220V/2A. |
|
Signal Output |
standard signal (4-20mA) can be directly connected to factory's DCS system (optional) RS4845 digital signal is connected with factory’s principle computer (optional) |
|
Working Temperature |
toxic gas: -20°C~ + 50 °C combustible gas: - 40 °C ~ + 70 °C |
|
Working Humidity |
< 90% R.H. no condensation |
|
Working Voltage |
AC220V / 50HZ |
|
Spare Battery (optional) |
continuously work more than 100 hours in the condition that do not alarm. can continuously work 8 hours for combustible gas detector |
|
Protection Class |
IP65 |
|
Weight |
about 1.2kg |
- Professional gas detection products and solution manufacturer
- Factory competitive price
- Many years exporting experience
- OEM&ODM welcomed
- Strictly test and inspection system
- Fast delivery, usually in 2 days after order confirmed
- 12 months warranty, if there is any quality problem within 1 year, we will give solutions without delay
- Passed CE certificate, confirmity cert of explosion-proof, calibration cert, pattern approval of the measuring instrument
FAQ
Q1. Can it applied to other gases?
A: KQ series wall mounted gases can be applied to various gases.
Q2.What certificate can you support?
A: Our products have passed CE, Calibration Cert, Confirmity Cert of Explosion-proof, Pattern Approval Cert of the Measuring Instrument.
Q3. How is the calibration be done?
A: To keep the high sensitivity, please calibrate it at least once a year .
Q4. What about the lead time?
A: We usually deliver the goods in 2-5 working days after the order confirmed.
Q5. Is it OK to print my logo on the gas detector?
A: Yes. Please inform us formally before our production and confirm the design firstly based on our sample.
Q6: Do you offer guarantee for the products?
A: Yes, we offer 1 year warranty to our products.
A: Please send your enquiry to us, we will reply you without delay. Click "SEND" now!
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