Company Advantages
1. Coolmay is manufactured by a professional R&D team with great efforts to provide the best products. Coolmay's PLC HMI All in one is of flat design which can help save space
2. The product has a wide application and a great market value. The screen resolution of the HMI Touch Screen is high-definition
3. The product features a clean appearance. It has been coated to enhance decontamination and prevent corrosion or foreign material contamination. The strong heat resistance also makes our power supply module popular in the market
4. When night sweats hit, it does not simply absorb moisture and cause annoying temperature changes from too hot to too cold. The specifications of the PLC controller can be customized
5. The product runs perfectly under severe conditions. It can be placed in demanding working environments such as extreme temperatures and humid variations. Before shipment, all Coolmay's PLC will undergo strict tests

Product Description:

 The device includes functions below 

16DI/16DO, transistor output,

one channel analog input NTC10K

RS232, RS485 port

Packing&Shipping

Packaging:The products will be under testing for 1-3 days and packed with carton box .

The package will include:
* 1 set of plc device+cables 
* Software and manuals are free of charge.They are available on our website or please contact our sales team for download links.
Note

 Shipping

By courier, door to door

For samples, the package will be delivered by DHL/UPS/FedEx/EMS express. Usually it will take 3-7 days to your location. 

 Post service

If you are not hurry but need economical delivery, we can go with packet channel. The delivery time depends on your location.

 Air shipping or by sea

If bulk order, the packages will be delivered by air shipping or by ship. 

 As some local customs require specific information for local import, please offer the information if you need the package to be sent to these countries.

India:  PAN or IEC or GST number

Peru: Tax number

Argentina: Tax number

Chile: Tax number

Brazil: CNPJ or CPF number

Bulgaria: Tax number for DHL shipping 

FAQ:

1.PLC can’t communication with PC (can’t monitor, can’t download)
There are several situations in which PLC and computer communication are not available. 
(1)PC serial port is broken, there is no way to use it.
(2)USB to 232 for laptop, the driver is not installed.
(3)PC serial port may leak, burn the PLC download protection resistor.
(4)Select wrong COM port on PC hardware.
(5)Can communicate, communication is unstable, check the line, try to replace the computer.
Summary: There are a variety of situations in which PLC can't download. It is recommended to use the replacement method to troubleshoot, such as replacing the computer, changing the download cable, replacing the PLC, etc.

2.PLC internal data (program) error 
Fault performance: data jumps, the program does not follow the normal execution. Possible causes:
(1)Use GX 8.52 or GX8.86 or Works 2 programming software not provided by our company, After replacing the software, turn off         

Company qualification:

Company Features
1. Shenzhen Coolmay Technology Co., Ltd. is a pioneer in research and development. Coolmay has been excelled in its technology.
2. Many products in Shenzhen Coolmay Technology Co., Ltd. were authenticated by National new technology and new production.
3. Coolmay has a strong manufacturing technical strength. Innovation is essential, as we search out new ways and continuously identify opportunities to design, develop and advance creative, ethical solutions that are timely and effective.