waveshare 8ch rs485

【Isolated 8-Ch RS485 Hub】Extends 8-ch RS485 slave ports via 1-ch RS485 master port, with isolation and relay 【Primary Function】Supports RS485 Network Relay, Extension And Isolation Functions 【Connection Diagram】The Isolated RS485 Master Port Can Be Connected To The RS485 Host Device, And The Extended 8-Ch Isolated RS485 Port Can Be Connected To Various RS485 Slave Devices, Such As RS485 Sensors, Etc. 【Industrial Isolation Protection】Built-in photoelectric isolation protection circuit, can effectively isolate RS485 master and slave devices to avoid the damage of ground potential difference between devices, anti-electrostatic, lightningproof & anti-surge, which is suitable for the industrial environment with high reliability and safety requirements. 【Wide Baud Rate Range】Supports 300～460800bps Wide Baud Rate Communication Range (Self-Adaptive)

Supports USB to 8CH RS485, convenient for expanding multiple RS485 industrial serial devices.Supports direct power supply via Type-C port, with reserved 5V~36V DC wide voltage screw terminal for auxiliary power input Onboard unibody power supply isolation, provides stable isolated voltage.Onboard unibody digital isolation, allows signal isolation, high reliability, strong anti-interference, low power consumption Onboard TVS (Transient Voltage Suppressor), effectively suppress surge voltage and transient spike voltage in the circuit, lightningproof & anti-electrostatic. Onboard self-recovery fuse and protection diodes, ensures the current/voltage stable outputs, provides over-current/over-voltage proof, improves shock proof performance Built-in 120R terminal resistor on the RS485 ports, configurable via jumper for flexible switching LEDs for indicating the power, device configuration status and transceiver status Rail-mount case design, support stackable combination, easy to install and safer to use ️Rich WiKi Resources️ We provide official Wiki resources, please contact us for more information.

Extends 8-ch RS485 slave ports via 1-ch RS485 master port, with isolation and relay. Supports RS485 network relay, extension and isolation functions The isolated rs485 master port can be connected to the rs485 host device, and the extended 8-ch isolated rs485 port can be connected to various rs485 slave devices, such as rs485 sensors, etc(Generally the RS485 requires a hand-in-hand connection, if a star connection (master station as the center) is required, this RS485 hub can effectively isolate the connection interference between multiple RS485) Built-in photoelectric isolation protection circuit, can effectively isolate RS485 master and slave devices to avoid the damage of ground potential difference between devices, anti-electrostatic, lightningproof & anti-surge, which is suitable for the industrial environment with high reliability and safety requirements Wide baud rate range. Supports 300～460800bps wide baud rate communication range (self-adaptive) Support rail-mount. Supports 35mm standard guide rail, with rail-mount buckle, easy to install

Dies ist ein industrielles 8-Kanal-Relaismodul, das über einen RS485-Bus gesteuert wird und das Modbus-RTU-Protokoll verwendet. Es verfügt über eingebettete Schutzschaltungen wie Stromisolierung, magnetische ADI-Isolation und TVS-Diode usw. Es wird auch mit einem ABS-Gehäuse geliefert.Das Modbus RTU Relay ist sehr einfach zu bedienen. Aufgrund seiner schnellen Kommunikation, Stabilität, Zuverlässigkeit und Sicherheit ist es die ideale Wahl für industrielle Steuergeräte und/oder Anwendungen mit hohem Kommunikationsbedarf.FunktionenKonfigurierbare Geräteadresse (1255), mehrere Geräte können am RS485-Bus kaskadiert werdenVerfügt über eine Flash-on- und Flash-off-Funktion, durch Übergabe eines Arguments an den Befehl ist es möglich, das Relais für eine Weile einzuschalten und dann automatisch zu schließenIntegrierte Unibody-Netzteilisolierung, liefert stabile isolierte Spannung, benötigt keine zusätzliche Stromversorgung für den isolierten AnschlussEingebaute magnetische Unibody-ADI-Isolation, ermöglicht Signalisolation, hohe Zuve

Industrial 8-Ch ESP32-S3 Digital Input & Output Controller.Supports WiFi / Bluetooth / RS485 / CAN / Ethernet Port, etc.Built-in protection circuits such as power isolation and optocoupler isolation, Safe & Stable & Reliable Based on ESP32-S3, Designed for AIoT market.Equipped with Xtensa 32-bit LX7 dual-core processor, capable of running at 240 MHz, with Powerful AI Computing Performance and Security Encryption Mechanism, Integrated 2.4GHz Wi-Fi and Bluetooth LE dual-mode wireless communication Onboard multiple isolation protection circuits.Multiple protections, more safe and reliable Fully Isolated Digital Input.Fully Isolated Digital Input/Output, with Bi-directional Optocoupler isolation, supports Passive and Active Inputs (PNP or NPN Type) Fully Isolated Digital Output.Adopts Darlington transistor open-collector output, single-channel sink current up to 500 mA, capable of directly driving relays

8-Channel Independent RS485 Ports: Features 8 independent RS485 ports, each configurable with different baud rates and operates without interference, ideal for flexible data acquisition. Versatile Communication Protocols: Supports multiple communication modes, including TCP server, TCP client, UDP, and UDP multicast, ensuring reliable and efficient data transmission. Multi-Functional IoT Gateway: Combines various functions like serial server, Modbus gateway, MQTT gateway, and RS485 to JSON, making it an all-in-one solution for industrial IoT applications. Dual Ethernet Ports & PoE Option: Equipped with dual Ethernet ports for network switching and PoE functionality (optional), providing versatile network connectivity and reducing cabling complexity. Compact & Easy Installation: With wall-mount and rail-mount designs, the device is easy to install, offering quick deployment for a wide range of applications in industrial and IoT environments. Rich WiKi Resources: We provide official Wiki resources, please visit our store and click the wiki page to get resources.

8-Channel Independent RS485 Ports: Features 8 independent RS485 ports, each configurable with different baud rates and operates without interference, ideal for flexible data acquisition. Versatile Communication Protocols: Supports multiple communication modes, including TCP server, TCP client, UDP, and UDP multicast, ensuring reliable and efficient data transmission. Multi-Functional IoT Gateway: Combines various functions like serial server, Modbus gateway, MQTT gateway, and RS485 to JSON, making it an all-in-one solution for industrial IoT applications. Dual Ethernet Ports & PoE Option: Equipped with dual Ethernet ports for network switching and PoE functionality (optional), providing versatile network connectivity and reducing cabling complexity. Compact & Easy Installation: With wall-mount and rail-mount designs, the device is easy to install, offering quick deployment for a wide range of applications in industrial and IoT environments. Rich WiKi Resources: We provide official Wiki resources, please visit our store and click the wiki page to get resources.

An industrial 8-ch latching relay module controlled via RS485 bus, which can keep the relay state unchanged after power loss. It adopts Modbus RTU protocol, featuring embedded protection circuits such as power isolation, magnetical isolation, and TVS diode, etc. It also comes with an ABS enclosure. Easy to use. Due to its fast communication, stability, reliability, and safety, it is ideal for industrial control equipments and applications with high communication requirement. Adopts latching relay, the state of the relay can remain unchanged after power loss. Configurable device address (1~255), multi devices can be cascaded on RS485 bus. Features flash-on, flash-off function, by passing arguments 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 magnetical isolation, allows signal isolation, high reliability, strong anti-interference, low power consumption. Adopts dedicated latching relay driver chip for stronger and more stable driving ability Onboard resettable fuse and TVS (Transient Voltage Suppressor), effectively suppress surge voltage and transient spike voltage in the circuit, provides over-current/over-voltage proof, lightningproof & anti-electrostatic Reverse-proof circuit, prevent the circuit from being damaged accidentally by incorrect connection. 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

PoE network port + isolated RS485, 8-ch digital inputs + 8-ch relays. With built-in PoE module for PoE capability (compliant with IEEE 802.3af standard). RP2350B microcontroller chip designed by Raspberry Pi in the United Kingdom. Adopts unique dual-core and dual-architecture design: dual ARM Cortex-M33 or dual Hazard3 RISC-V processors support, flexible clock running up to 150 MHz. 520KB of Static RAM, and 16MB of onboard Flash memory. Type-C port, easier to use High quality relay, contact rating: ≤10A 250V AC / 30V DC. Supports passive and active digital input, with bi-directional optocoupler isolation. The relay supports digital input linkage control. Onboard isolated RS485 interface, for connecting to various RS485 Modbus industrial expansion modules or sensors. Onboard pin header, allowing access to other devices Onboard power supply screw terminal, supports 7~36V wide voltage input, suitable for industrial applications. Onboard RTC chip, supports scheduled tasks. Onboard W5500 Ethernet chip for extending 10/100Mbps network port through SPI interface. Onboard optocoupler isolation to prevent interference from external high-voltage circuit connected to the relay Onboard digital isolation to prevent interference from external signal. Onboard unibody power supply isolation, providing stable isolated voltage, no extra power supply required for the isolated terminal. Onboard TF card slot for external TF card storage of images and files. Built in buzzer, RGB LED, power supply and RS485 TX/RX indicators for monitoring the operating status of the devices Rail-mounted ABS case, easy to install, safe to use. USB 1.1 with host and sub device support. Low-power sleep and dormant modes. Drag-and-drop programming using mass storage over USB. Adapting 15xmulti-function GPIO pins. 2xSPI, 2xI2C, 2xUART, 8x12-bit ADC, 12xcontrollable PWM channels. Accurate clock and timer on-chip. Temperature sensor. Accelerated floating-point libraries on-chip. 12xProgrammable I/O (PIO) state machines for custom peripheral support

This industrial 8-ch relay module controls via RS485 bus, utilizing Modbus RTU protocol. It features embedded protection circuits such as power isolation, ADI magnetical isolation, and TVS diode, etc. Due to its fast communication, stability, reliability, and safety, it is ideal for industrial control equipments and/or applications with high communication requirement. It also comes with an Rail-mounted ABS enclosure, easy to install, safe to use 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. Onboard unibody ADI magnetical isolation. Onboard TVS (Transient Voltage Suppressor). Onboard Optocoupler isolation High quality relay, contact rating: ≤10A 250VAC/30VDC. 3 LEDs for indicating the MCU status and signal transceiving status. Provide online user manual, please refer to while using

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 magnetical isolation, allows signal isolation, high reliability, strong anti-interference, low power consumption Onboard resettable fuse and TVS (Transient Voltage Suppressor), effectively suppress surge voltage and transient spike voltage in the circuit, provides over-current/over-voltage proof, lightningproof & anti-electrostatic Onboard Optocoupler isolation, prevent the relay from being interfered by high-voltage circuit. Adopts dedicated relay driver chip, with built-in flyback diode protection, for stronger and more stable driving ability Reverse-proof circuit, prevent the circuit from being damaged accidentally by incorrect connection. 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

Common network(No POE) port + isolated RS485, 8-ch digital inputs + 8-ch relays. RP2350B microcontroller chip designed by Raspberry Pi in the United Kingdom. Adopts unique dual-core and dual-architecture design: dual ARM Cortex-M33 or dual Hazard3 RISC-V processors support, flexible clock running up to 150 MHz. 520KB of Static RAM, and 16MB of onboard Flash memory. Type-C port, easier to use High quality relay, contact rating: ≤10A 250V AC / 30V DC. Supports passive and active digital input, with bi-directional optocoupler isolation. The relay supports digital input linkage control. Onboard isolated RS485 interface, for connecting to various RS485 Modbus industrial expansion modules or sensors. Onboard pin header, allowing access to other devices Onboard power supply screw terminal, supports 7~36V wide voltage input, suitable for industrial applications. Onboard RTC chip, supports scheduled tasks. Onboard W5500 Ethernet chip for extending 10/100Mbps network port through SPI interface. Onboard optocoupler isolation to prevent interference from external high-voltage circuit connected to the relay Onboard digital isolation to prevent interference from external signal. Onboard unibody power supply isolation, providing stable isolated voltage, no extra power supply required for the isolated terminal. Onboard TF card slot for external TF card storage of images and files. Built in buzzer, RGB LED, power supply and RS485 TX/RX indicators for monitoring the operating status of the devices Rail-mounted ABS case, easy to install, safe to use. USB 1.1 with host and sub device support. Low-power sleep and dormant modes. Drag-and-drop programming using mass storage over USB. Adapting 15xmulti-function GPIO pins. 2xSPI, 2xI2C, 2xUART, 8x12-bit ADC, 12xcontrollable PWM channels. Accurate clock and timer on-chip. Temperature sensor. Accelerated floating-point libraries on-chip. 12xProgrammable I/O (PIO) state machines for custom peripheral support

PoE network port version, with built-in PoE module for PoE capability (compliant with IEEE 802.3af standard). Based on ESP32-S3 microcontroller with Xtensa 32-bit LX7 dual-core processor, capable of running at 240 MHz. Integrated 2.4GHz Wi-Fi and BT LE dual-mode wireless communication, with superior RF performance High quality relay, contact rating: ≤10A 250V AC / 30V DC. Supports passive and active digital input, with bi-directional optocoupler isolation. The relay supports digital input linkage control Onboard isolated RS485 interface, for connecting to various RS485 Modbus industrial modules or sensors. Onboard pin header, allowing access to other devices. Onboard USB Type-C port for power supply, firmware downloading and debugging Onboard power supply screw terminal, supports 7~36V wide voltage input, suitable for industrial applications. Onboard RTC chip, supports scheduled tasks. Onboard W5500 Ethernet chip for extending 10/100Mbps network port through SPI interface. Onboard optocoupler isolation to prevent interference from external high-voltage circuit connected to the relay. Onboard digital isolation to prevent interference from external signal Onboard unibody power supply isolation, providing stable isolated voltage, no extra power supply required for the isolated terminal. Onboard TF card slot for external TF card storage of images and files. Built-in buzzer, RGB LED, power supply and RS485 TX/RX indicators for monitoring the operating status of the devices. Rail-mounted ABS case, easy to install, safe to use

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 magnetical isolation, allows signal isolation, high reliability, strong anti-interference, low power consumption Onboard resettable fuse and TVS (Transient Voltage Suppressor), effectively suppress surge voltage and transient spike voltage in the circuit, provides over-current/over-voltage proof, lightningproof & anti-electrostatic. Onboard Optocoupler isolation, prevent the relay from being interfered by high-voltage circuit Adopts dedicated relay driver chip, with built-in flyback diode protection, for stronger and more stable driving ability. Supports passive and active digital input, with bi-directional optocoupler isolation, built in debouncing algorithm. The relay supports digital input linkage control or toggle control Reverse-proof circuit, prevent the circuit from being damaged accidentally by incorrect connection. High quality relay, contact rating: ≤10A 250VAC/30VDC. Rail-mounted ABS plastic enclosure, easy to install, safe to use. Multiple LEDs for indicating the MCU status and signal transceiving status

Common network port version. Based on ESP32-S3 microcontroller with Xtensa 32-bit LX7 dual-core processor, capable of running at 240 MHz. Integrated 2.4GHz Wi-Fi and BT LE dual-mode wireless communication, with superior RF performance High quality relay, contact rating: ≤10A 250V AC / 30V DC. Supports passive and active digital input, with bi-directional optocoupler isolation. The relay supports digital input linkage control Onboard isolated RS485 interface, for connecting to various RS485 Modbus industrial modules or sensors. Onboard pin header, allowing access to other devices. Onboard USB Type-C port for power supply, firmware downloading and debugging Onboard power supply screw terminal, supports 7~36V wide voltage input, suitable for industrial applications. Onboard RTC chip, supports scheduled tasks. Onboard W5500 Ethernet chip for extending 10/100Mbps network port through SPI interface. Onboard optocoupler isolation to prevent interference from external high-voltage circuit connected to the relay. Onboard digital isolation to prevent interference from external signal Onboard unibody power supply isolation, providing stable isolated voltage, no extra power supply required for the isolated terminal. Onboard TF card slot for external TF card storage of images and files. Built-in buzzer, RGB LED, power supply and RS485 TX/RX indicators for monitoring the operating status of the devices. Rail-mounted ABS case, easy to install, safe to use

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, resettable fuse, and TVS diode, etc. It also comes with an ABS enclosure. The Modbus RTU Relay (E) 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. Configurable device address (1~255), multi devices can be cascaded on RS485 bus. Features flash-on, flash-off function, by passing arguments to the command, it is possible to turn on the relay for a while and then close it automatically. 3 LEDs for indicating the MCU status and signal transceiving status Onboard voltage regulator, supports 7V~36V wide voltage supply. 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 resettable fuse and TVS (Transient Voltage Suppressor), effectively suppress surge voltage and transient spike voltage in the circuit, provides over-current/over-voltage proof, lightningproof & anti-electrostatic. Onboard Optocoupler isolation, prevent the relay from being interfered by high-voltage circuit Adopts dedicated relay driver chip, with built-in flyback diode protection, for stronger and more stable driving ability. Reverse-proof circuit, prevent the circuit from being damaged accidentally by incorrect connection. High quality relay, contact rating: ≤30A 250V AC or ≤30A 28V DC. Rail-mounted ABS plastic enclosure, easy to install, safe to use

Configurable device address (1~255), multi devices can be cascaded on RS485 bus. 12-bit DA conversion, using high-precision resistors for more accurate output data Onboard voltage regulator, supports 7~36V wide range power supply. Onboard unibody power supply isolation, provides stable isolated voltage, needs no extra power supply for the isolated terminal Onboard unibody magnetical isolation, allows signal isolation, high reliability, strong anti-interference. Onboard watchdog, for stable output without crashing Onboard resettable fuse and TVS (Transient Voltage Suppressor), effectively suppresses surge voltage and transient spike voltage in the circuit, provides over-current/over-voltage proof, lightningproof & anti-electrostatic Rail-mount case design, support stacking combination, easy to install and safer to use. 3x LEDs for indicating the MCU status and signal transceiving status

The power supply of this product is not included, it is recommended to purchase 12V power supply if you need it. Configurable device address (1~255), multi devices can be cascaded on RS485 bus Onboard voltage regulator, supports 7~36V wide range power supply Onboard unibody power supply isolation, provides stable isolated voltage, needs no extra power supply for the isolated terminal Onboard unibody magnetical isolation, allows signal isolation, high reliability, strong anti-interference Onboard resettable fuse and TVS (Transient Voltage Suppressor), effectively suppresses surge voltage and transient spike voltage in the circuit, provides over-current/over-voltage proof, lightningproof & anti-electrostatic 12-bit DA conversion, using high-precision resistors for more accurate output data Onboard watchdog, for stable output without crashing

8-ch voltage mode, 0~10V Configurable device address (1~255), multi devices can be cascaded on RS485 bus. bOnboard voltage regulator, supports 7~36V wide range power supply. Onboard unibody power supply isolation, provides stable isolated voltage, needs no extra power supply for the isolated terminal Onboard unibody magnetical isolation, allows signal isolation, high reliability, strong anti-interference. Onboard resettable fuse and TVS (Transient Voltage Suppressor), effectively suppresses surge voltage and transient spike voltage in the circuit, provides over-current/over-voltage proof, lightningproof & anti-electrostatic Supports 12-bit high-precision acquisition with multiple range input modes, supports single-ended/differential input, supports voltage and current simultaneous acquisition. Adopts high-precision resistors and zero-drift high-precision operational amplifier for more accurate data acquisition Built-in oversampling digital filtering algorithm, onboard watchdog, for stable output without crashing. Rail-mount case design, support stacking combination, easy to install and safer to use. 3x LEDs for indicating the MCU status and signal transceiving status

8-ch current mode, 0~20mA Configurable device address (1~255), multi devices can be cascaded on RS485 bus. bOnboard voltage regulator, supports 7~36V wide range power supply. Onboard unibody power supply isolation, provides stable isolated voltage, needs no extra power supply for the isolated terminal Onboard unibody magnetical isolation, allows signal isolation, high reliability, strong anti-interference. Onboard resettable fuse and TVS (Transient Voltage Suppressor), effectively suppresses surge voltage and transient spike voltage in the circuit, provides over-current/over-voltage proof, lightningproof & anti-electrostatic Supports 12-bit high-precision acquisition with multiple range input modes, supports single-ended/differential input, supports voltage and current simultaneous acquisition. Adopts high-precision resistors and zero-drift high-precision operational amplifier for more accurate data acquisition Built-in oversampling digital filtering algorithm, onboard watchdog, for stable output without crashing. Rail-mount case design, support stacking combination, easy to install and safer to use. 3x LEDs for indicating the MCU status and signal transceiving status

Configurable device address (1~255), multi devices can be cascaded on RS485 bus. Supports passive and active digital input, with bi-directional optocoupler isolation, built in debouncing algorithm. Supports DI/DO linkage control or DO toggle control Onboard voltage regulator, supports 7~36V wide range power supply. Onboard unibody power supply isolation, provides stable isolated voltage, needs no extra power supply for the isolated terminal Onboard unibody magnetical isolation, allows signal isolation, high reliability, strong anti-interference. Onboard resettable fuse and TVS (Transient Voltage Suppressor), effectively suppresses surge voltage and transient spike voltage in the circuit, provides over-current/over-voltage proof & anti-electrostatic The output utilizes Darlington transistors with optocoupler isolation, provides stronger driving capability with up to 500mA sinking current, built in flyback diode protection. Rail-mount case design, support stacking combination, easy to install and safer to use Features flash-on, flash-off function, by passing argument to the command, it is possible to turn on the output for a while and then close it automatically. Multiple LEDs for indicating the input & output status, MCU status and signal transceiving status