Mantern Industrial Co., Ltd.
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4-20mA Gas Detection System Fixed Gas Transmitter
Technical Data:
Sensor type: Catalytic or electrochemical gas sensor
Gas sampling: Natural diffusion
Power supply: DC24V±25%
Power consumption: ≤3W
Working method: Continuous monitoring
Error rate: ≤±5%F.S.
Indication method: 4-digit LED light
Condition display: 3 LED lights indicate fault alarm, L-alarm level alarm and H-alarm level
Operation: Infrared remote control
Response time: ≤30s (LEL) / ≤60s (toxic gas)
Working temperature: -40~70 Selsuis degree (LEL) / -20~50 Degree (toxic) Working humidity: <93%RH
Explosion-proof: Ex dIICT6
Protection: IP55
Pressure Limit: 86-106kPa
Signal output: 4~20mA
2 relay output
Install screw thread: G3/4"
Cable dimension: ≥1.5mm2×3
Transmit distance: ≤1000m
Parameters
|
Gas |
Range |
Resolution |
L-alarm |
H-alarm |
|
LEL |
0-100%LEL |
1%LEL |
20%LEL |
50%LEL |
|
LEL Vapor |
0-100%LEL |
1%LEL |
20%LEL |
50%LEL |
|
CO |
0-1000PPM |
1PPM |
35PPM |
200PPM |
|
H2S |
0-100PPM |
1PPM |
10PPM |
15PPM |
|
NH3 |
0-100PPM |
1PPM |
25PPM |
50PPM |
|
CL2 |
0-20PPM |
0.1PPM |
5PPM |
10PPM |
|
O2 |
0-30%VOL |
0.1%VOL |
19.5%VOL |
23.5%VOL |
|
SO2 |
0-500PPM |
1PPM |
10PPM |
50PPM |
|
CO2 |
0-6000PPM |
1PPM |
1500PPM |
2000PPM |
F&Q
1. Why do you choose our company?
We are trading company, we can help our clients to find any kinds of products in China. We are always looking for good manufacturer with good quality and good price for our clients.
2. How can you guanranty your quality?
EVery time we will inspect our factories first. This inspect will include the persons, the present products, their scale etc. If everything is ok, we will start to cooperate. During cooperation, we will go to the factories to test the products to guanranty the products has good quality. If it doesn't meet our requirement, the goods will be refused.
3. Do you have price advantage?
For us, the quality is our first consideration. And the second consideration is the price. We couldn't say we have the lower price, because of quality issue. We need to say we have the best price.
4. How long do you do the export business?
For our company, it starts in 2012. And for our sales persons, they have 8-10years experience to do the international business. They understand each step for the export and do good service for each of our clients.