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ComWinTop WT-MB317T 32-Channel Digital Output Industrial Modbus Digital Output Controller - Ethernet + RS485 + RS232 Interfaces
The ComWinTop WT-MB317T is a high-performance industrial 32-channel digital output controller designed for reliable remote output control and industrial automation applications. Supporting Ethernet, RS485, and RS232 communication interfaces, this controller enables seamless integration with PLCs, SCADA systems, HMI panels, industrial PCs, and IoT platforms using the Modbus RTU, Modbus TCP, and Modbus UDP protocols.
Built with 32 NPN transistor output channels, the WT-MB317T provides stable and isolated switching control for relays, indicators, solenoid valves, industrial actuators, and automation equipment. Its rugged industrial-grade design includes optocoupler isolation, surge protection, watchdog monitoring, and wide DC input support, making it suitable for demanding environments.
Features
- 32-channel digital output controller (NPN transistor output)
- Ethernet + RS485 + RS232 communication interfaces
- Supports Modbus RTU, Modbus TCP, and Modbus UDP
- Optocoupler isolation for improved signal stability
- Wide operating voltage and industrial protection design
- Supports remote monitoring and output control
- DIN rail and screw mounting installation
- Suitable for industrial automation and IoT applications
- Built-in watchdog and communication protection mechanisms
Specifications
- Digital Output Channels: 32 Channels
- Output Type: NPN Transistor Output
- Output Isolation: Optocoupler Isolation
- Load Voltage: 5–30V DC
- Load Current: 100mA per channel
- Communication Interfaces: Ethernet + RS485 + RS232
- Serial Communication Protocol: Modbus RTU
- Ethernet Protocols: Modbus TCP, Modbus UDP
- Ethernet Port: RJ45
- Ethernet Bandwidth: 10M / 100Mbps
- Communication Speed: Up to 1000 times/sec
- Default Ethernet IP: 192.168.1.75
- Default TCP Port: 502
- RS485 / RS232 Baud Rate: 1200–115200 bps
- Default Serial Setting: 9600, N, 8, 1
- Parity Options: None / Even / Odd
- Data Bits: 8-bit
- Stop Bits: 1 or 2
- Processor: 32-bit ATMEL ARM, 72MHz
- Operating System: GCOS, 10ms Scheduling Mechanism
- Power Supply: 7–35V DC @ 2W
- Protection Features: Reverse polarity protection, DCDC isolation, ESD, overvoltage, overcurrent, 2500V lightning protection
- Operating Temperature: -40°C to +85°C
- Operating Humidity: 5%–95% RH (Non-condensing)
- Protection Rating: IP20
- Watchdog Function: 1.5m Guard
- Mounting Method: DIN Rail Mounting / Screw Fixing
Applications
- Industrial automation systems
- PLC and SCADA integration
- Remote relay and actuator control
- Factory equipment monitoring
- Process automation
- Smart manufacturing systems
- Building automation and control
- Data acquisition and industrial IoT gateways
Package Includes
- 1x ComWinTop WT-MB317T 32-Channel Digital Output Industrial Modbus Digital Output Controller - Ethernet + RS485 + RS232 Interfaces
Warranty Terms :
Branded products (Waveshare/ Raspberry Pi/ Radxa/ DWIN etc) are as per brand warranty terms. Generic products are eligible for replacement within 7 days of delivery based on following conditions.
Products are eligible for a replacement if there is physical damage during transit or a clear manufacturing defect. Any claim for damage/ wrong items/ replacement must be made within 48 hours of successful delivery of the product. Requests for refund of amount or exchange of product(s) will be reviewed on a case by case basis and HUBTRONICS carries final rights to take a final decision on refund, store credit or exchange.
What to take care of ?
Most of our products are technical in nature and require trained personnel to handle them. Any kind of mishandling can result in damage or malfunctioning of the product, it is not possible for us to provide a replacement or refund if the product is damaged due to technical or physical mishandling.
Who pays the return shipping cost?
Free of cost return pickup from delivery address is eligible for products categorized as manufacturing defect/ Damage in transit/ Wrong items delivered. We do not support return pickup for any B2B order or offline orders not placed on website. Buyer need to arrange return shipping for B2B orders.
What voids warranty?
Please note that replacement/ return or refund is not possible if the product is not compatible with your system/application. Please check all the technical details/ dimensions etc. before ordering and contact us for any kind of clarifications.
If product is soldered/ programmed at any point or physically altered in any way, it is not eligible for return/ replacement. If the item requires soldering for testing, please ensure that you use suitable clips or jig to test it without soldering. Any kind of soldering job makes the product ineligible for return or replacement.
Following items are not eligible for return under any circumstances
- Device Programmers / Dongles
- Soldering Consumables (Wire, Flux etc)

