The GWD31 fixed gas detector is a gas sensor dedicated to the measurement of gas concentrations in the air. It uses a catalytic combustion sensor or an electrochemical sensor. Concentration data sampling from 0000 to 9999 digital display mode, intuitive understanding of the concentration status. Built-in microcontroller and software linear temperature compensation algorithm. It can realize on-site one-person calibration. These global products are certified explosion-proof in various countries and meet the requirements of various international standards, including CE and SIL 2 certification.
● Long life
● High precision
● Good stability
● Easy to installation
Packaging:
1. one piece in one carry bag
2. Suitable quantity to an export carton
3. No other packing accessories in regular
4. Customer required packing is available
Shipping: by express, air or sea
Sample lead time: 5~7 days
Delivery time: about 10~20 days after order details and production confirmed based on customer requirement.
1. Own our R&D team.
2. Real manufacturer with our own factory located in Zhejiang province, China.
3. Strong professional technical team ensure to produce the top quality products.
4. Special cost control system ensure to provide the most favorable price.
5. Rich experience in sensor field.
Q: Are you trading company or manufacturer?
A: We are professional manufacturer specialized in sensor products. And we trade our products with our clients directly.
Q: Which certificate do you have?
A: CE, SIL, CLEx and Fire product certificate
Q: Can you do OEM and ODM?
A: Yes, OEM and ODM are both acceptable. The material, color, style can customize, the basic quantity we will advise after we discuss.
Q: What's your MOQ?
A: If we have the products in stock, it will be no MOQ. If we need to produce, we can discuss the MOQ according to customer's exact situation.
| Model | GWD31 | |
| Detection type | Diffusion | |
| Detection gas | Combustible gas/hazardous gas | |
| Alarm setting value | Combustible | Report in low level 25%LEL Report in high level 50%LEL |
| Poisonous | Check the mark in the product | |
| Display | LED | |
| Measurement accuracy | ±3%FS | |
| Signal output | RS485,modbus,4-20mA | |
| Explosion-proof mark | Ex db ⅡC T6 Gb | |
| Rated operational voltage | DC24V | |
| Installation Method | Fixed | |
| Temperature range | -10℃～55℃ | |
| Humidity range | 10～95%RH | |
| IP Level | IP66 | |
| Pressure range | 86kPa ～ 106kPa | |
| Product size | L185.OOmm X W139.80mm X H78.50m | |
| Measuring range | Combustible | 3%LEL～100%LEL |
| Poisonous | check the mark in the product | |
| Life time | ≥ 2years | |
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