Model NO.
WL-938W
Type
Sensor
Conductivity Type
Volume Control Type
Output Signal Type
Wireless Repeater
Production Process
SemiConductor Integrated
Material
Plastic
IP Rating
IP20
Sensitivity
High
Certification
CE
Customized
Non-Customized
Response Time
Below 20 Seconds
Certificated
RoHS/CE Certificated
Working Voltage
220VAC
Output
Nc\No or Level Output
Work Temperature
>-10<+55
Installation Mode
Wall Mounted
Application
Home, Industry
Usage
Gas
Trademark
WALE/ OEM
Transport Package
Color Box
Specification
CE, ROHS
Origin
Shenzhen, Guangdong
HS Code
8531100000
- Alarm indicator: Green led flashManual test; Auto resetDetects natural gas, coal gas, LPGHighly stable semiconductor gas sensorSMT manufacture technology, high stabilityAdopts check malfunctionHigh capacity relay (0.3A/250V)RF signal: 433MHz (wireless type)Execute criterion: GB15322.2-2003ABS plastic material Can work with solenoid valve, the fan (WL-938WL/938DL type)
| Model | WL-938W / 938WL | WL-938D / 938DL |
| Model type | Wireless/ Wireless Linkage type gas detector | Independent /Linkage type Independent gas detector |
| Power supply | AC 220V | 90V-240V AC |
| Alarm concentration | 10%±5%LEL (5000PPM) | |
| Transmitting distance | ≤300m (in open area) | ≤300m (in open area) |
| Installation height | 0.3 to 1.0m, from ceiling/floor | 0.3 to 1.0m, from ceiling/floor |
| Sound level | ≤85dB/m | ≤85dB/m |
| Transmitting frequency | 433MHz | / |
| Detecting area | 20m2 | |
| Programmer code | 1527/2264 | / |
| Standby current | ≤70mA | ≤70mA |
| Alarm current | ≤160mA | ≤160mA |
| Operating temperature | -10ºC~ +55ºC | -10ºC~ +55ºC |
| Relative humidity | ≤95% RH (non-condensing) | ≤95% RH (non-condensing) |
| Unit size | 130*68*38mm | |
FAQ
Q1: Where is your Factory? How can I visit your company?
A1: Our factory is located in Shenzhen, Guangdong, China. We could pick you up from the hotel you live when you come to Shenzhen.
Q2: Warranty?
A2: Normally it's one year, but it will be 2 years if you can be our agent
Q3: Can I get some Samples? Are your samples free or need cost?
A3: It can be free, but anyway we have to charge for the samples first, the sample charge can be returned after official order placed.
Q4: Could you please make OEM for us?
A4: Surely yes.OEM&ODM, any your customized alarm system we can help you to design and put into product
Q5: How long can I get your samples?
A5: For samples, it will be ready for delivery in 3-7 days after payment. The samples will be sent to you by express.
Q6: When can I get the price?
A6: Your inquiry related to our products or prices will be replied in 24 hours. If you are very urgent to get the price, please call us by 86-17875047736.
Q7: What's your Payment method supported?
A7: We accept T/T, Western Union, L/C etc.
Q8: Shipping & Express
A8: 1). If you have specified shipping agent, we will contact them and to deliver your goods.
2) If you do not have specified shipping agent, we will delegate a credible one for you to deliver your goods. Goods could be delivered by air, by sea, by express (DHL, UPS, TNT or FEDEX).
