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AJMRTC Modbus RTU 32-Channel Relay Module, RS485 Serial Interface, Industrial Grade Relay Output Board with Built-In Isolation Protection Circuits, ABS Enclosure, for PLC Automation, Smart Home, Indus
- 1. Standard Modbus RTU protocol over RS485 bus, compatible with most PLC, HMI and industrial controllers
- 2. 32 independent relay output channels for multi-point switching control in automation projects
- 3. Multiple built-in isolation & protection circuits to suppress surge and prevent circuit damage
- 4. Sturdy industrial ABS protective case, stable performance for long-time field operation
- 5. Adjustable baud rate and configurable device address, support cascading multiple modules on one bus
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Overview
Specs
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industrial 32-channel relay module adopts standard Modbus RTU communication via RS485 interface, widely used for automatic switching control in industrial systems, smart agriculture, building automation and equipment transformation. Integrated isolation and surge protection circuits greatly improve anti-interference ability in harsh workshop environments. It comes with a durable ABS housing for physical protection. Users can set the communication baud rate and slave address easily, and stack several modules on the same RS485 bus to expand control channels flexibly. LED indicators show communication and relay status clearly for quick debugging and maintenance.
Specifications
- Brand: AJMRTC
- Protocol: Modbus RTU
- Communication Interface: RS485
- Relay Channels: 32
- Enclosure: Industrial ABS Case
- Protection: Built-in isolation and surge protection circuits
- Baud Rate Options: 4800, 9600, 19200, 38400, 57600, 115200
- Application: PLC extension, industrial automation, smart home control, equipment on-off control
Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
- Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
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Return Policies
- Return for refund within: 30 days
- Return for replacement within: non-replaceable
- This item is covered by ConnectFlow USA Return Policy
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