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Rs485 Modbus

Les 10 meilleurs produits en septembre 2025
Dernière mise à jour : 6 septembre 2025
Waveshare
Waveshare
Waveshare RS232/485/422 to RJ45 Ethernet Module, TCP/IP to Serial, with POE Function, Bi-Directional Transparent Transmission, Suitable for Data Acquisition, Intelligent Instrument Monitoring, etc
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#1 GAGNANT

  • An RS232/485/422 device data acquisitor/IoT gateway designed for industrial environment. It combines multi functions in one, including serial server, Modbus gateway, MQTT gateway, RS485 to JSON, etc
  • The module features RS232/485/422 and Ethernet port with PoE function, uses DC port (outer diameter: 5.5mm, inner diameter: 21mm) and screw terminals for power input. The case with rail-mount support, small in size, easy to install, cost-effective
  • Support PoE Ethernet power supply, applicable to IEEE 802.3af PoE standard. Support power supply of terminal block and DC 5.5 power interface, DC 6~36V wide voltage range input. It is suitable for the network upgrade of Modbus and can cooperate with 3D force control modal components
  • Support multiple communication modes. Support TCP server/TCP client/UDP mode/UDP multicast. MQTT/JSON to Modbus. More flexible conversion of multiple protocols. Support multi Hosts Roll-Polling. Different Network devices will be identified and responded respectively, No more Crosstalk issue while communicating with multi Network devices
  • User-Defined Heartbeat/Registration Packet. Easy for Cloud Communication and Device Identification. Support NTP Protocol. Getting Network Time Info for serial output or data Upload. Suitable for applications like data acquisition, IoT gateway, safety & security IoT, and intelligent instrument monitoring
  • 36,49 € SUR AMAZON
Waveshare
Waveshare
Waveshare Industrial Serial Server RS485 to RJ45 Ethernet TCP/IP to Serial Module Support Rail-Mount Modbus Gateway
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#2

  • This is a RS485 device data acquisitor / IoT gateway designed for industrial environment
  • It combines multi functions in one, including serial server, Modbus gateway, MQTT gateway, RS485 to JSON, etc
  • The module features RS485 and Ethernet ports, uses screw terminals for power input, supports 9~24V wide range power supply(Note: Power supply is not included, it is recommended to use a 12V Industrial DIN-Rail Power Supply)
  • Rail-mount flame-retardant case design, small in size, easy to install. It is suitable for applications like data acquisition, IoT gateway, safety & security IoT, and intelligent instrument monitoring
  • Bi-Directional Transparent Data Transmission Between RS485 And Ethernet
  • 31,99 € SUR AMAZON
Eawfgtuw
Eawfgtuw
Eawfgtuw Dtsu666 Compteur d'énergie triphasé à quatre fils Capteur de puissance électrique avec RS485 Modbus RTU pour énergie solaire photovoltaïque et éolienne
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#3

  • Surveillance de l'énergie triphasée : suit avec précision la consommation d'énergie active et réactive dans les réseaux 3 x 220/380 V AC, parfait pour surveiller à la fois la consommation d'énergie des consommateurs et la production à partir de panneaux solaires ou d'éoliennes avec des lectures précises d'importation/exportation kWh.
  • Lecture directe et affichage multifonctionnel : dispose de boutons sur le panneau avant pour accéder aux paramètres clés, y compris la tension (V), le courant (A), la puissance (W, VA), le facteur de puissance (PF), la fréquence (Hz) et les données d'énergie cumulative, le tout clairement visible sans appareils externes.
  • Communication Modbus-RTU via RS485 : permet la surveillance des données à distance et l'intégration avec les systèmes de gestion de l'énergie en utilisant le protocole Modbus-RTU largement pris en charge, permettant un contrôle et une analyse centralisés à partir de plusieurs endroits.
  • Design compact monté sur rail : avec des dimensions de 98 x 72 mm et fabriqué à partir de matériau ABS durable, ce compteur s'installe facilement sur des rails DIN standard, économisant de l'espace dans les armoires électriques tout en résistant à l'usure et aux facteurs.
  • Évalué pour les applications triphasées générales : prend en charge le courant nominal 5 (80) A et la fréquence de référence de 50 Hz, conçu pour une performance fiable dans divers contextes, y compris les installations résidentielles, commerciales et d'énergie renouvelable sans nécessiter un transformateur externe.
  • 75,12 € SUR AMAZON
Basics of Modbus: Beginners Guide 2024 (English Edition)
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#4
Waveshare
Waveshare
Waveshare Modbus RTU 16-Ch Relay Module, RS485 Interface, with Multiple Isolation Protection Circuits,Apply to Industrial Control,Smart Home,Smart Agriculture,Breeding and Farming
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#5

  • This product is an industrial 16-ch relay module controlled via RS485 bus, adopts Modbus RTU protocol, built-in protection circuits such as power supply isolation, ADI magnetical isolation, resettable fuse, and TVS diode, etc. It also comes with an ABS case.
  • The Modbus RTU 16-Ch Relay is an extremely user-friendly device. With its fast communication, stability, reliability, and safety features, it stands out as an excellent option for industrial control equipment and applications that demand high communication capabilities.Rail-mounted ABS case, easy to install, safe to use.
  • Configurable device address (1~255), multi devices can be cascaded on RS485 bus.High quality relay, contact rating: ≤10A 250VAC/30VDC.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 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.Onboard dedicated relay driver chip, with built-in freewheeling diode protection, the driving ability is stronger and more stable.Reverse-proof circuit, prevent the circuit from being damaged accidentally by incorrect connection.3 LEDs for indicating the MCU status and signal transceiving status.
  • 68,99 € SUR AMAZON
Waveshare
Waveshare
Waveshare Industrial Serial Server(2pcs), RS485 to RJ45 Ethernet, TCP/IP to Serial Module, Support Rail-Mount Modbus Gateway
Livraison gratuite
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82

QUALITÉ FIABLE

VOIR SUR AMAZON
Amazon.fr
#6

  • This is a RS485 device data acquisitor / IoT gateway designed for industrial environment
  • It combines multi functions in one, including serial server, Modbus gateway, MQTT gateway, RS485 to JSON, etc
  • The module features RS485 and Ethernet ports, uses screw terminals for power input, supports 9~24V wide range power supply(Note: Power supply is not included, it is recommended to use a 12V Industrial DIN-Rail Power Supply)
  • Rail-mount flame-retardant case design, small in size, easy to install. It is suitable for applications like data acquisition, IoT gateway, safety & security IoT, and intelligent instrument monitoring
  • Bi-Directional Transparent Data Transmission Between RS485 And Ethernet
  • 57,99 € SUR AMAZON
Waveshare
Waveshare
Waveshare RS485 to WiFi/Ethernet Module Rail-Mount Serial Server Modbus MQTT Gateway Supports Transparent Transmission Mode
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80

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#7

  • This is a RS485 device data acquisitor/IoT gateway designed for industrial environment. It combines multi functions in one, including serial server/Modbus gateway/MQTT gateway/RS485 to HTTPD Client, etc. With RS485, WiFi and Ethernet ports, the module can realize functions such as serial to WiFi, serial to Ethernet, Ethernet to WiFi and so on
  • Using screw terminals for power input, it supports 5~36V wide range power supply. Rail-mount V0 flame-retardant case design, small in size, easy to install. It is suitable for applications like data acquisition, IoT gateway, safety & security IoT, and intelligent instrument monitoring
  • Support Transparent Transmission Mode,Supports TCP Server / TCP Client / UDP Server / UDP Client.Support Modbus TCP And Modbus RTU Interconversion Mode
  • The user sends data to the server according to the protocol Send data to different servers without restarting. After the user has set the HTTP header through AT commands or web page, the module can send data to the HTTP server, or obtain data from the HTTP server
  • Devices can subscribe to other MQTT client messages, and can publish topic information to the server. Supports subscription of 6 messages and publication of 6 topics, wider range of use and more applicable scenarios. Users can view device-related information through terminal devices or cloud platforms
  • 52,99 € SUR AMAZON
Eastron
Eastron
Compteur d'électricité monophasé Eastron SDM120 Modbus Rail DIN 45 Amp kWh Pulse Modbus RS485 RTU Écran LCD rétroéclairé numérique MID/Calibrage
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#8

  • 45 A monophasé à connexion directe 230 V, 0,25-5 (45)A, rétroéclairage numérique, design peu encombrant et installation facile sur 1 module, montage sur rail DIN
  • Annexe B et D avec certification MID, EN50470-1 et EN50470-3 classe B, inviolable / non réinitialisable. Conception calibrée MID à des fins de facturation
  • Mesure bidirectionnelle en kW et kWh
  • Sortie pulsée configurable (importation, exportation, kWh net), RS485 Modbus RTU
  • Mesures multi-paramètres, configuration et fonctionnement simples, idéal pour la sous-facturation et la surveillance d'un seul circuit
  • 45,00 € SUR AMAZON
Waveshare
Waveshare
Waveshare Industrial Modbus RTU 8-Ch Relay Module (D) With Digital Input And RS485 Interface, Multi Isolation Protection Circuits, 7~36V Power Supply
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#9

  • 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
  • 52,99 € SUR AMAZON
Waveshare
Waveshare
Waveshare Industrial USB to RS485 Converter with Original FT232RL and SP485EEN Chips, Automatic Transceiving Embedded Protection Circuits Such as Resettable Fuse ESD Protection and TVS Diode
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#10

  • This is an industrial USB to RS485 converter with original FT232RL and SP485EEN inside.
  • It features embedded protection circuits such as lightning-proof, resettable fuse, ESD protection, and TVS diode, etc. It's pretty small in size.
  • The USB TO RS485 is very easy to use, allows automatic transceiving. 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.
  • USB to RS485 communication. Adopt original FT232RL and SP485EEN, fast communicating, stable and reliable, better compatibility. Onboard TVS (Transient Voltage Suppressor), effectively suppress surge voltage and transient spike voltage in the circuit, lightning-proof & anti-electrostatic.
  • Onboard self-recovery fuse and protection diodes, ensures the current/voltage stable outputs, provides over-current/over-voltage proof, improves shock resistance. 3 LEDs for indicating the power and transceiver status.
  • 18,90 € SUR AMAZON
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