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| Categories | Modbus Wall Switch | 
|---|---|
| Brand Name: | Smart Laffey | 
| Model Number: | LFmd-swxx-D4 | 
| Place of Origin: | Guangdong, China | 
| MOQ: | 50 Pieces | 
| Price: | Negotiable | 
| Supply Ability: | 100000 Piece/Pieces per Month | 
| Delivery Time: | 10-15 work days | 
| Packaging Details: | Carton Box | 
| Name: | D4 Metal Switch | 
| Style: | Small Button Switch | 
| Protocol: | RS485 Modbus | 
| Application: | Home / Hotel / Villa | 
| Material: | Metal Cover | 
| Function: | Controlling lamp | 
| Power: | 12V, DC | 
| Back box for installation: | UK Standard | 
Metal Wall Switch RS485 Protocol 86mm Type Small Button Switch
Specifications
| Product Name | D4 Metal Switch | 
| Brand | Smart Laffey | 
| Size | 86mm*86mm | 
| Color | Black/Champagne/Grey | 
| Protocol | RS485 Modbus | 
| Power | 12V, DC | 
| Back Box for Installation | UK Square Box | 
| Conjoined | 2/3/4/5 conjoined | 
| Function | Controlling lamp | 
| Types | 2/3/4-button | 
| Application | Connecting room control unit | 
Product Features
In order to meet the customization needs of different customers, the D4 switch can customize the exclusive scene graphics of the brand or personal style. Each scene switch corresponds to the individual logo, such as: guest mode, bright mode, home mode, leaving home Modes, etc., can be made into corresponding icons and texts, which are convenient for customers to use.
Description
Modbus communication: Network smart panel, read or write the register through rs485, realizing distant monitor and output control. MODBUS RTU protocol is adopted. Serial port parameter settings: Baud rate:”9600”, check bit:”null”, data bit: “8”, stop bit: “1”.Two instructions distance: 100ms
Functions
(1) Communication format
| Communication Device ID | Function code | Data address | Communication data | CRC Check | 
| 1Byte | 1Byte | 2Byte | nByte | 2Byte | 
(2) Communication device No.
1----255, factory default address; OXFF is broadcast address
Under broadcast mode, write is permitted, not read. No data back from slave device.
(3) Function code
| Function code | Function content | 
| 03H | read specified address data | 
| 06H | set specified address data | 
| 83H | read instruction error return | 
| 86H | set specified address error return | 




Advantages
(1) Mutual benefit : We are factory also have more than 10 years experience in manufacturing and developing of switches and sockets.
(2) Customize : We have strong R&D team, we will try our best to custom product as your request.
(3) OEM service : (a) Printing your Logo (b) Engraving words or icons
(4) Mix order : We accept mix order, different model and small quantity order.
FAQ
1. Q:What’s the shipping method?
A: By express way. Such as Fedex, DHL, TNT and so on; by air or by sea. Shipping cost is decided by shipping ways and product’s actual weight and volume, also your detailed address.
2. Q:Can we print our own brand or logo on your products?
A: Yes, it is our pleasure to be one your OEM manufacturer in China to meet your OEM requirements.
3. Q: Why do some goods have difference between website picture and practical items?
A: Because difference of light and browser, also different batches, materials may be little difference, such as lining. Sometimes, the picture is for reference only. These are allowed in actual case. If any question, please tell us before order and ask clearly.
4. Q: Can I order one piece for sample or trial order less than MOQ to test the quality?
A: Yes, We recommend to check the sample before order. We accept trial order less than MOQ.
5. Q: If I order big quantity, what's the good price?
A: Please send the details enquiry to us, such as the Item Number, Quantity for each item, Quality request, Logo, Payment Terms, Transport method, Discharge place etc. We will make the accurate quotation to you as soon as possible.
If you have another question, please feel free to contact us.
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