1)Detecting gas: TVOC.
2)filter water vapour and dust
3)GPRS transmit to data center
4)with control output to control outside external devices
5)with CFC coefficient,can detect any concentration of VOC
Main Feature
1) GRI-1800-TVOC online gas detector Core processor uses advanced ARM Cortex M3 (32-bit), which
make the processing performance more stable and efficient;
2) Wide, large LCD display clarity (dot matrix LCD), tri-color backlit prompt different states;
3) Four function keys, sensitive, fast (confirmed, return, up and down, left and right);
4) adopted Electro-chemical sensors, ADC uses 24 high-precision chip;
5) pump-priming Sampling way,and control and display flow rate by rotameter; (optional, with no
positive pressure pump, vacuum with pump)
6) MCU memory to store max 500 historical data;
7) the Communication way to connected to the host computer is RS485;
8) Audible alarm so you can not ignore the prompt;
9) Compatible with conventional control output: 4 ~ 20mA current one-way, two-way relay, sound and
light alarm output;
10)Compatible software and hardware calibration.
Application
indoor air quality monitoring(TVOC)
TWA and STEL monitoring
Air pollution monitoring
Environmental Cleanliness detection
confined space admittance monitoring
resolver/menstruum monitoring
Petroleum refining safety and health inspection
Industrial spray paint monitoring
grain/wood/tobacco fumigation
Power input: 12VDC
screem: LCD dot matrix, tricolor backlight
sensor type: optical
gas type : TVOC
sampling way: pump type
gas range : optional
precision: ≤±5%FS
resolution : optional
repeatability: ≤±2%FS
zero drift : ≤±2%FS/6h
span drift : ≤±5%FS/6h
response time: T90≤30
output signal: RS485 digital signal ( connect with the industrial host have the GRI software to PC)
control output: Two level alarm relay
contact capacity: 0VDC/1A
Key: four function key, operate sensitive, fast ( OK, return, up and down, left and right key)
indicate: 3 ( power- green, alarm–red, fault: yellow)
interface: 84*45mm
housing dimension: 190*120*200mm
operate temperature: -20 to 70 centigrade
operate humidity: 20 to 950%RH ( no condensing)
sensor life: sensor( 1 to 2 year), Instrument ( 10 years)
communication protocol: FAD2.3
Standard Configuration:
1)GRI-1800 host
2)alligator clips
3) data cable
4)AC adapter P
5)Quick Start Guide
6)Warranty Card
7)certificate
Fast delivery:
Sample order in stock and 5-7 working days for bulk production.
Shipping:
We have strong cooperation with DHL, TNT, UPS, FEDEX, EMS, CHINA AIR POST.
You also can choose your own shipping forwarder.
GRI was Established in 2009. Expert in gas detector market for 10years.
-OEM Manufacturing welcome: Product, Package…
-Sample order welcome…
-We will reply you for your inquiry within 24 hours.
-after package departured, we will track the products for you once every two days until you get the products. When you got the goods, test them, and give me a feedback.If any questions or problem, please contact us!
FAQ
Q1:Are you factory or trade company?
A1:We are factory.
Q2:What about the payment method?
A2:T/T, Paypal, Western Union, L/C is available
Q3:Does your company accept customization?
A3:We do customizing service for customers.
Q4:What about the Shipment?
A4:We’ll choose proper transportation mode based on the weight of goods, usually arrange shipment by air express such as DHL,FEDEX,TNT or UPS.
Q5:What about after-sale service?
A5:12 months warranty for all kinds of products;
Q6:What’s the product range of our company?
A6:Industrail gas detector, fixed gas detector, home portable gas detector, priming pump gas detector, diffusion gas detector. Online gas monitor station. Gas anaylzer. Gas sensor.NDIR sensor.
Contact us:
Ms Coco Cao
Hunan Gri Instrument Co.,Ltd
https://cngri.en.alibaba.com
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