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Industrial Modbus RTU 8 Channel Relay Module 5V with RS485 Interface Build-in Power Isolation, ADI Magnetical Isolation, TVS Diode Multi Isolation Protection Circuits
- Configurable device address (1~255), multi devices can be cascaded on RS485 bus.Features flash-on, flash-off function, by passing argument to the command, it is possible to turn on the relay for a while and then close it automatically; Onboard unibody power supply isolation, provides stable isolated voltage, needs no extra power supply for the isolated terminal.Onboard unibody ADI magnetical isolation, allows signal isolation, high reliability, strong anti-interference, low power consumption.; Onboard Optocoupler isolation, prevent the relay from being interfered by high-voltage circuit.Reverse-proof circuit, prevent the circuit from being damaged accidentally by incorrect connection; Onboard TVS (Transient Voltage Suppressor), effectively suppress surge voltage and transient spike voltage in the circuit, lightningproof & anti-electrostatic..High quality relay, contact rating: 10A 250VAC/30VDC; Rail-mounted ABS plastic enclosure, easy to install, safe to use.3 LEDs for indicating the MCU status and signal transceiving status
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Overview
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Overview This is an industrial 8-ch relay module controlled via RS485 bus, utilizing Modbus RTU protocol. It features embedded protection circuits such as power isolation, ADI magnetical isolation, and TVS diode, etc. It also comes with an ABS enclosure. The Modbus RTU Relay is very easy to use. Due to its fast communication, stability, reliability, and safety, it is an ideal choice for industrial control equipments and/or applications with high communication requirement.
Communication interface: RS485
Baudrate: 4800, 9600, 19200, 38400, 57600, 115200, 128000, 256000
Default communication format: 9600, N, 8, 1
Relay channels: 8
Contact form: 1NO 1NC
Communication protocol: Standard Modbus RTU protocol
RS485 address: 1~255
RS485 terminal protection: 600W lightning-proof and surge-suppress, 15KV ESD protection (reserved 120R balancing resistor solder pads)
LED indicators:
STA: MCU indicator, keep flashing when the MCU normally working
TXD: TX indicator, light up when sending data
RXD: RX indicator, light up when receiving data Package Content Modbus RTU Relay x1 Power adapter US plug 5V/2A 5.5 / 2.1 x1 Power adapter EU head x1
Specifications
Power supply voltage: 5VCommunication interface: RS485
Baudrate: 4800, 9600, 19200, 38400, 57600, 115200, 128000, 256000
Default communication format: 9600, N, 8, 1
Relay channels: 8
Contact form: 1NO 1NC
Communication protocol: Standard Modbus RTU protocol
RS485 address: 1~255
RS485 terminal protection: 600W lightning-proof and surge-suppress, 15KV ESD protection (reserved 120R balancing resistor solder pads)
LED indicators:
STA: MCU indicator, keep flashing when the MCU normally working
TXD: TX indicator, light up when sending data
RXD: RX indicator, light up when receiving data Package Content Modbus RTU Relay x1 Power adapter US plug 5V/2A 5.5 / 2.1 x1 Power adapter EU head x1
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: 30 days
- This item is covered by SlotNeat Return Policy
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