Sorandy RS232 Modbus Relay Module, 2/3/4/8 Channel Industrial Relay, Optocoupler Isolation with DIN Rail Mount, Ideal for PLC, Automation, Smart Home Control (R2MRP-8B0)

1. Functionality: A relay is an electrical control device, which causes the controlled quantity in the electrical output circuit to have a predetermined step change when the change in the input quantity (excitation amount) meets the specified requirement. 2. Interactive System: It has an interactive relationship between the control system (also known as the input circuit) and the controlled system (also known as the output circuit). 3. Automation Ready: Usually used in automated control circuits, it is essentially an automatic switch that uses a small current to control the operating of a large current. Therefore, it plays roles such as automatic adjustment, safety guard, and circuit conversion in the circuit. 4. Robust ABS Enclosure: Housed in sturdy ABS plastic casing, the relay is designed for harsh industrial conditions. Its robust structure ensures protect against dust, extending the product's lifespan. 5. Versatile Automation Control: For RTU protocol, this relay module allows seamless integration with PC or PLC systems. It enables accurate control over external devices like motors, lights, and valves for enhanced automation. Specification: Item Type: Relay Module Material: ABS Power Supply Method: 5.08mm Screw Terminal Hardware Interface: DB9 Male Control Interface: for RS232 Interface Communicating Protocol: for RTU Protocol Operating Time (5v): ≤10ms Release Time (5v): ≤5ms Maximum Switching Current: NO: 10A, NC: 5A Maximum Switching Power: NO: 2770VA 280W, NC: 1250VA packing list: 1 x Relay Module

• Functionality: A relay is an electrical control device, which causes the controlled quantity in the electrical output circuit to have a predetermined step change when the change in the input quantity (excitation amount) meets the specified requirement.
• Automation Ready: Usually used in automated control circuits, it is essentially an automatic switch that uses a small current to control the operating of a large current. Therefore, it plays roles such as automatic adjustment, safety guard, and circuit conversion in the circuit.
• Interactive System: It has an interactive relationship between the control system (also known as the input circuit) and the controlled system (also known as the output circuit).
• Robust ABS Enclosure: Housed in sturdy ABS plastic casing, the relay is designed for harsh industrial conditions. Its robust structure ensures protect against dust, extending the product's lifespan.
• Versatile Automation Control: For RTU protocol, this relay module allows seamless integration with PC or PLC systems. It enables accurate control over external devices like motors, lights, and valves for enhanced automation.