16 Channel Relay Module DC 12V MODBUS RTU RS485 Relay Module Board PLC Controller Serial Port Switch Standby Current 11MA

£9.9
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16 Channel Relay Module DC 12V MODBUS RTU RS485 Relay Module Board PLC Controller Serial Port Switch Standby Current 11MA

16 Channel Relay Module DC 12V MODBUS RTU RS485 Relay Module Board PLC Controller Serial Port Switch Standby Current 11MA

RRP: £99
Price: £9.9
£9.9 FREE Shipping

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Description

This is USB Relay Module with ModBus RTU protocol support and 16 relays (the type is selectable during purchase). Built-in TVS (Transient Voltage Suppressor) effectively suppresses voltage fluctuations and transient surge voltages in the circuit, making it lightning-resistant and anti-electrostatic.

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.So you can set up 16 data Things, and link their switch channels to Switch type Items without any bother. The holding registers can also be read but I had no need to do this and have not included doing that in this example.

It features embedded protection circuits such as power isolation, ADI magnetic isolation, and TVS diodes. As claimed by some online sellers, this easy-to-get Modbus RTU 2-Channel 5V Relay Module is an ideal choice for industrial control equipments and/or applications with high communication requirements. It can realize 2-way input signal detection and 2-way relay output, can be used for digital detection or power control occasions.We’re obliged by EU General Data Protection Regulation to let you know about this right; we don’t actually intend to misuse your data. Model: R4S8CRMBSpecifications:Relays have Normally Open (NO) and Normally Closed (NC) Contacts each capable of switching max: . To make your hunt for modbus relay easier, utilize the multiple filters to narrow down your selection. It’s sort-of working, in that I can open / close the relays from LinuxCNC HAL and read back the state, but I feel that I am missing a trick with the other 4 (in my case) inputs.

No surprise, we often come across sellers who do not understand anything about what they’re selling! The 10th-11th byte of the transmitted frame represents the delay setting value, and the delay base is 0.I found the module relatively straightforward to use, and it seems to do a good job of allowing one to simply control two devices independently using Modbus RTU protocol. This is a dull subject but I couldn't find anyone else that had posted anything about controlling this type of relay board from an Arduino. IN3-GND (default is high level, low level after the switch is turned on) the computer sends instructions to read the switch status.

I already started constructing the node-red flow i can compare the wattage passing thru SDM 630 on each phase and then make something. The relays are controlled via PC USB port and it is shown as virtual serial port (virtual com port). IN1-GND (default is high level, low level after the switch is turned on) The computer sends instructions to read the switch status.

If you believe that your personal data has been misused, you have the right to lodge a complaint with a supervisory authority. The 5--6th byte of the transmitted frame represents the data, 0xFF00 represent turn on relay,0x0000 represent turn off relay.



  • Fruugo ID: 258392218-563234582
  • EAN: 764486781913
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