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plc easy to operate cost-efficient PLC Module Coolmay Brand

plc easy to operate cost-efficient PLC Module Coolmay Brand

Plc easy to operate cost-efficient PLC Module Coolmay Brand

1 pcs
Delivery Time
3~7 working days
Trade Terms
EXW, FOB Shenzhen, CIF, Door to door.
Payment Terms
T/T, Western Union, PayPal,Wechat,Alipay,Aliexpress
Standard Export Cartons
By sea, By air or By express delivery (DHL/UPS/FEDEX/TNT)
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Product Comparison
plc controller in has the following advantages, compared with same kind of products in the market.
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Product Details
Compared with ordinary products, 's plc system has the following advantages in details
Company Advantages
1. Transparent transmission is the core competitiveness of the PLC module. We have professional and organized management system to ensure the whole process to proceed well.
2. The product is highly recommended by its high quality and versatility. The average working time of the power supply module can reach 100,000 hours
3. With the growing demand of PLC Module, Coolmay now has been more concentrated on the service quality. Having undergone the full load aging test, the power supply module produces strong output power
4. Shenzhen Coolmay Technology Co., Ltd. always compares itself with the standards of world-class companies and, through hard work, become an advanced enterprise in modular plc industry. Coolmay's power supply module is of stable performance and high reliability

◆ Product Description

The CM-WIFI module is a compact and powerful integrated 802.11 b/g/n WIFI low-power solution developed by Shenzhen Gumei Technology Co., Ltd. The module comes with a RS485 port and a standard RS232 communication port. Through the CM-WIFI module, traditional serial devices such as PLC and instrument can be easily connected to the WIFI wireless network for transparent transmission, thus realizing the IoT network control and management.

The CM-WIFI-L is available with a lithium battery.

The module uses the industry's lowest power embedded architecture and is optimized for low-flow, low-frequency data transmission in smart homes, smart grids, handheld devices, personal healthcare, and industrial control.


● Supports STA/AP/STA+AP coexistence working mode.

● Support Smart Link intelligent networking function (providing APP).

● Completely replace the wired cable and realize the direct connection and configuration between the PLC and the computer (host computer).

● Built-in WIFI module, 300MW transmit power, easy to cover 100m scene, wireless programming, debugging and monitoring in any corner.

● Cross-regional connection, no need to set complex parameters in the off-site, both plug and play. Easily control the remote PLC at home or in the company, avoiding troubles on business trips.

◆ Product Parameters

Specifications of PLC module Series
InstallationStandard guide rail’s installation,can be installed on NS35\7.5or NS32 guide slot
Wiring wayPower and RS232/485 adopts pluggble terminals
Frequency range2.412GHz-2.484GHz850/900/1800/1900MHz GSM120MHz2.412GHz-2.484GHz5 modes, 12 channels
Network standards802.11 b/g/nGSM/GPRS/EDGELAN ethernet:10/100Mbps802.11 b/g/nTDD-LTE/FDD-LTE WCDMA/TD-SCDMA/GSM/GPRS/EDGE
Data interfaceRS232,RS485RS232,RS485RS232,RS485RS232,RS485RS232,RS485

Network typeSTA/AP/STA+APGSM/GPRS/EDGE10/100Mbps network portStation/AP modeTDD-LTE/FDD-LTE WCDMA/ 
User Configuration Web page/Serial port  AT commandSerial port AT command,Configuration software/Web server/Serial port AT command,network AT instruction,short message AT instruction
network AT instruction,Web pagenetwork AT
short message AT instruction
Transmit power300-460800bps2400-921600bps300-460800bps300-230400bps
Detail info refer to<CM-WIFI user manual><CM-GPRS user manual><CM-NET Ethernet Module user manual><CM-WIFI-2NET user manual><CX-4G user manual>
<Visual serial port CM-VCOM> <CM-GPRS module setting software><CM-NET module setting software><CX-4G module setting software>

◆ Package

▶▶▶ Our products are tested before shipment and are packed with Standard export cartons.

◆ Shipping

We support both OEM & ODM packaging. Our normally delivery method are by the  sea, by air, by international express (DHL, UPS, TNT, FedEx)

Company Features
1. At present, Shenzhen Coolmay Technology Co., Ltd. has the largest exporting volume for its PLC Module.
2. Shenzhen Coolmay Technology Co., Ltd. has a sound management system and young & dynamic teams.
3. We keep mission in mind to create better modular plc with our professional spirit. Check it!
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