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Scheda Relè Modbus Rtu

I 10 migliori prodotti di giugno 2025
Ultimo aggiornamento: 17 giugno 2025
Waveshare
Waveshare
Waveshare 8-Ch Ethernet Relay Module (B) With Digital Input, Modbus RTU/Modbus TCP Protocol, PoE Port Communication, With Various Isolation And Protection Circuits, Industrial Grade Rail-Mount Case
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#1 VINCITORE

  • An industrial 8-ch relay module controlled via Ethernet port, with 8-ch digital input, adopts Modbus RTU/Modbus TCP protocols, supports PoE power supply, also comes with an ABS rail-mount case. The Modbus POE ETH Relay (B) 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 requirements.
  • 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. 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
  • Supports DC 7~36V wide range power input and PoE power supply. Supports relay control through MQTT protocol, comes with Alibaba Cloud MQTT application demo. 4 LEDs and Network indicators for indicating the MCU status and signal transceiving status
  • 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. Applicable to Industrial Control, Smart Home, Smart Agriculture, Breeding / Farming
  • 66,99 € SU AMAZON
Shipenophy
Shipenophy
Shipenophy Scheda relè, modulo relè stabile RS485/TTL per protocollo Modbus RTU standard
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98

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#2

  • Breve tempo: ritiro continuo 100.000 volte, con protezione dalle perdite di diodi, breve tempo di risposta.
  • A bordo 1 Way 5V: 10A/250V AC 10A/30V DC relè, indicatore interruttore relè incorporato.
  • Chip: la scheda è un chip di conversione di livello MCU e MAX485 maturo e stabile a 8 bit.
  • Supporto: supporto per protocollo Modbus RTU standard, supporto interfaccia USRT R5485/TTL.
  • Protezione: supporto power down storage, tensione di alimentazione DC7-24V, con protezione anti-inversione di ingresso.
  • 17,29 € SU AMAZON
BliliDIY
BliliDIY
BliliDIY 6-24 V 8 Canali Canale Rs485 Modulo Modbus Protocollo Rtu Comando At Scheda Di Controllo Plc Relè Multifunzione
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#3

  • Tensione di esercizio: DC 6-24 V (versione 12V)
  • Corrente di lavoro: 10-15MA
  • Comando AT e comando MODBUS due modalità di controllo comando
  • Il ritardo massimo è 9999 secondi sotto il comando AT e il ritardo massimo è 255 secondi sotto il comando MODBUS.
  • Il comando AT può essere inserito dal super terminale della porta seriale (assistente della porta seriale); oltre all'ingresso del super terminale della porta seriale, il comando MODBUS può essere inserito anche con 'Poll poll Modbus'.
  • 18,04 € SU AMAZON
EBYTE
EBYTE
EBYTE Ethernet I/O Modulo RS485 RJ45 2DI+2AI+4DO ME31-AAAX2240 Supporto Modbus TCP/RTU Modbus Gateway, multi IP
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#4

  • ME31-AAAX2240 è dotato di uscita relè a 4 vie tipo A e ingresso analogico a 2 vie (0-20mA/4-20mA), rilevamento dell'ingresso a contatto secco a 2 vie, supporta protocollo Modbus TCP o protocollo Modbus RTU per il controllo dell'acquisizione, e il dispositivo anche È un modulo di rete I/O di rete che può essere utilizzato come semplice gateway Modbus (inviare automaticamente comandi che non sono indirizzi Modbus della macchina locale attraverso la porta seriale/porta di rete).
  • Supporta protocollo standard Modbus RTU e protocollo MODBUS TCP;
  • Supporta vari software di configurazione/PLC/touch screen;
  • I/O di controllo dell'acquisizione RS485; I/O di controllo dell'acquisizione RJ45, supporto 4 canali di accesso host;
  • Dati di test di sviluppo: https://www.cdebyte.com/pdf-down.aspx?id=1942 Strumento di configurazione: https://www.cdebyte.com/pdf-down.aspx?id=1963 Manuale utente: https://www.cdebyte.com/pdf-down.aspx?id=1239
  • 37,39 € SU AMAZON
Waveshare
Waveshare
Waveshare 8-Ch Ethernet Relay Module, Modbus RTU/Modbus TCP Protocol, PoE Port Communication, with Various Isolation and Protection Circuits, Industrial Grade Rail-Mount Case
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88

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#5

  • An industrial 8-ch relay module controlled via Ethernet port, adopts Modbus RTU/Modbus TCP protocols, supports PoE power supply, also comes with an ABS rail-mount case
  • This Modbus POE ETH 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 requirements
  • Supports DC 7~36V wide range power input and PoE power supply. 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
  • Supports relay control through MQTT protocol, comes with Alibaba Cloud MQTT application demo. 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
  • Rail-mounted ABS case, easy to install, safe to use. 4 LEDs and Network indicators for indicating the MCU status and signal transceiving status. High-quality relay, contact rating: ≤10A 250VAC/30VDC
  • 53,99 € SU AMAZON
Aoyygg
Aoyygg
Modulo Relè Modbus RTU su Scheda IO RS485,DC 12V 24V 12DI 12DO Scheda IO RS485 Modbus RTU Relè Isolato Otticamente Ingresso NPN e uscita a 12 relè Modulo Relè Modbus RTU (24V Only Board)
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#6

  • DC 12V (versione 12V), DC 24V (versione 24V); Dimensioni: 188*72*12mm (solo scheda PCB); 190*82*40mm (con scatola Din Rail)；Peso: 206g (solo scheda PCB); 330g (con scatola Din Rail)； Pacchetto incluso: 1x modulo relè Modbus RTU
  • Caratteristiche aggiornate: MODBUS RTU Codice funzione 01 05 15 02 03 06 16; Supporto di più relazioni ingresso-uscita; Supporto di più baud rate, possibilità di modificare il bit di parità; Ripristino hardware delle impostazioni di fabbrica (ponticello RESET); Relè aggiornati (più resistenti); Protezione anti-surge TVS
  • Applicazione: Scheda di espansione PLC RS485 IO; Casa intelligente, domotica, casa più intelligente; Telecamera PTZ; Monitoraggio della sicurezza; Sistema di identificazione; Driver per lampade a LED; Controllo automatico delle tende; Sistema di rilevamento del test della batteria
  • Guida DIN Parametri della scatola: Modello prodotto: UM72; Colore: grigio; Larghezza: adatta alla larghezza della scheda PCB UM72 (72 mm); Grado di isolamento: grado VO ritardante di fiamma; Lunghezza del backplane: adatto a schede PCB da 188 mm; Peso netto: 124 g; Installazione: Guida DIN35 e C45
  • Modulo relè RS485 IO Board Modbus RTU, DC 12V 12DI 12DO RS485 IO Board Modbus RTU Relay Isolato otticamente Ingresso NPN e 12 uscite a relè Modulo relè Modbus RTU
  • 53,21 € SU AMAZON
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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80

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#7

  • 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 € SU AMAZON
Waveshare
Waveshare
Waveshare Modbus RTU 32-Ch Relay Module, RS485 Interface, With Multiple Isolation Protection Circuits, Mainly Used for Industrial Control, Smart Home, Smart Agriculture, Breeding & Farming
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74

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#8

  • [Onboard Multiple Isolation Protection Circuit] Multiple Protections, More Safe And Reliable
  • [Rail-Mount Case Design] Rail-Mounted ABS Protective Enclosure, Easy To Install, Safe To Use
  • [RS485 Communication] Configurable Device Address (1~255), Multi Devices Can Be Cascaded On RS485 Bus. In Case Of Many Devices Are Cascaded, Or The Communication Distance Is Quite Long, It Is Necessary To Use RS485 Repeaters
  • [Relay Connection] Contact Rating Of The Onboard Relay Up To 10A 250VAC/30VDC. Directly Controlling 220VAC Home Appliances, Or Devices Below 30VDC
  • [Applications]1. Industrial Control. Valve control, pump station control, unattended industrial control system. 2. Smart Home. Controlling appliances like air conditioner, access control, purifier, water heater, etc. 3. Smart Agriculture. Controlling door curtain motor, air blower, etc. 4. Breeding & Farming. Controlling ventilator, lighting, water supply, feeding system, etc
  • 89,99 € SU 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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71

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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 € SU AMAZON
Waveshare
Waveshare
Waveshare Industrial Modbus RTU 8-ch Relay Module with RS485 Interface Multi Isolation Protection Circuits Comes with an ABS Enclosure
Spedizione gratuita
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64

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#10

  • 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 TVS (Transient Voltage Suppressor), effectively suppress surge voltage and transient spike voltage in the circuit, llgthningproof & anti-electrostatic. 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. 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.
  • 45,99 € SU AMAZON
scheda relè modbus modbus rtu scheda relè rs485 bus scheda relè