CDGW-006 IoT Field BUS Gateway

CDGW-006 Modbus RTU RS485/232 to Wi-Fi/LTE gateway converter is suitable for industrial IoT applications without wired connection. Read further to know its model list, feature summary, mechanical design, hardware and connectivity performance, as well as quality assurance info.
Table of Contents

Product Name: Modbus rs485/232 Gateway

Model Name: CDGW-006

IoT Modbus Rs485/232 Gateway Model List

Modbus rs485/232 Gateway

Category A ( In Stock, Lead Time: 1~2 Weeks)

RS485RS232ModbusBACnetDMX512BNP3ThingsBoardAWS IoT

Category C (Built by Order , Lead Time More Than 8 Weeks , MOQ: 500 )

RS485RS232ModbusBACnetDMX512BNP3ThingsBoardAWS IoT

Region List

TypeRegionLTE ModuleCategory
-EUEuropeEC25- EUXC
-USNorth AmericaEC25- AFXC

1. Product Description

1.1. Purpose and Description

The IoT Field BUS Gateway (CDGW-006) developed by Dusun is specifically designed for applications such as Smart Manufacturing and Automation. It supports various protocols, including Modbus, MQTT, and LTE Cat4, as well as Wi-Fi 2.4G connectivity.

The CDGW-006 utilizes the MediaTek MT7628 as its core and offers a wide range of interfaces,including one WAN network port, two LAN network ports, two COM RS485 ports, one USB 2.0 interface, and one SIM card slot.

The CDGW-006 seamlessly integrates with popular public platforms like ThingsBoard and AWS IoT,providing secure and reliable Edge-to-Cloud connectivity for your IIoT applications. This makes it an excellent choice for users leveraging these platforms for their IoT applications.

1.2. Product Feature Summary
  • DC 12/24V Power Supply
  • Support IEEE802.11n, IEEE802.11g, and EEE 802.11b protocols
  • Support 4G LTE CAT4
  • One WAN, two LAN network ports
  • Support 2 * RS485 COM ports
  • Supports 1 * USB 2.0 port
  • Support for Ethernet/IP, Modbus RS485 protocols
  • Support the AWS IoT platform
1.3. Hardware Block Diagram
CDGW 006 1 1

2. Mechanical Requirement

2.1. Drawing
Modbus rs485/232 Gateway
2.2. Dimension
2 1
2.3. Installation(DIN)
CDGW 006 2 1

3. Specification

3.1. Technical Specification
Storage32MB Nor Flash
Power SupplyDC 12/24V, 2-Pins Cresnet Interface
ResetFactory reset button. To reset the Gateway to its original factory settings, press and hold it for more than 10 seconds
Indicator LEDs● The Power LED should be on when the device is powered on.
● The Wi-Fi LED should be on when connected to the network.
● For the WAN/2 LAN/2 COM LEDs (YG), the yellow light indicates that the device is working and transmitting data when flashing.
● A flashing yellow light indicates a standard internet connection.
● The green light indicates a normal physical connection.
USB1 * USB 2.0
SIM1 * Micro SIM slot
WAN1 * 10/100 Mbps port
LAN2 * 10/100 Mbps ports
COM2 * COM ports RS485
AntennaLTE FPC Antenna//Wi-Fi SMA-Rod Antenna
Installation MethodFlat, Ceiling, DIN
Dimension120MM X 90.5MM X 25MM
Operating Temperature-0℃~55℃
Storage Temperature-40℃~65℃
Operating Humidity10%~90%
IP RatingIP22
3.2. Performance
Wi-Fi Performance• IEEE wireless LAN standard:
IEEE802.11n; IEEE802.11g; IEEE 802.11b
• Data Rate:
IEEE 802.11b Standard Mode:1,2,5.5,11Mbps
IEEE 802.11g Standard Mode:6,9,12,18,24,36,48,54 Mbps
IEEE 802.11n: MCS0~MCS7 @ HT20/ 2.4GHz band
• Sensitivity:
HT40 MCS7: -70dBm@10% PER(MCS7) /2.4GHz band
HT20 MCS7: -71dBm@10% PER(MCS7) /2.4GHz band
• Transmit Power:
IEEE 802.11n: 16dBm @HT20/40 MCS7 /2.4GHz band
IEEE 802.11g: 16dBm @54MHz
• IEEE 802.11b: 18dBm @11MHz
• Wireless Security: WPA/WPA2, WEP, TKIP, and AES
• Working mode: Bridge, Gateway, AP Client
• Range: 50 meters minimum, open field
• Transmit Power:17dBm
• Highest Transmission Rate: 300Mbps
• Frequency offset: +/- 50KHZ
• Frequency Range (MHz): 2412.0~2483.5
• Low Frequency (MHz):2400
• High Frequency (MHz):2483.5
• E.i.r.p (Equivalent Isotopically Radiated power) (mW)<100mW
• Bandwidth (MHz):20MHz/40MHz
• LTE-FDD: B1/B2/B3/B4/B5/B7/B8/B12/B13/B18/
• LTE-TDD: B38/B39/B40/B41
• WCDMA: B1/B2/B4/B5/B6/B8/B19
• GSM: B2/B3/B5/B8

4. QA Requirement

Information DescriptionStandard(Yes) custom(No)
ESD TestingYes
RF Antenna AnalysisYes
Environmental TestingYes
Reliability TestingYes
CertificationFCC, CE

5. Software Requirement

5.1. Modbus2MQTT
CDGW 006 3 1

CDGW-006 allows Modbus devices to publish data to an MQTT broker and subscribe to MQTT topics for control commands. This enables the integration of Modbus devices into IoT applications, as well as remote monitoring and control of industrial automation systems.


DusunIoT offers full set of development resources including QUICK START, SDK, Firmware packaging, module firmware, Tools, vairous third party software,etc.

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