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Relay 8 channel module with optoisolation - 10A / 250VAC contacts - 5V coil - Modbus RS485 - Waveshare 17658
The module has 8 relays capable of switching 230 V AC or 30 V DC and a maximum current of 10 A. The relay coil is energized by 5 V. The module communicates via RS485 Modbus protocol. It is enclosed in ABS enclosure with DIN rail mounting option.
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Product Description: Relay Module 8 channel with opto-isolation - contacts 10 A / 250 V AC - coil 5 V - Modbus RS485
The module has 8 mechanical relays capable of switching 230 V AC or 30 V DC with a maximum current of 10 A. The relay coil is powered by 5 V. The module communicates through the Modbus RS485 protocol. The module connectors are screw terminals. It is enclosed in ABS enclosure with DINrail mounting option.
Relay module 8-channel Modubus RS485.
Botland is an official distributor of Waveshare devices. Their versatility and compatibility, particularly in display and power technology, have won over customers all over the world. Our team guarantees that all Waveshare products presented here are original.
Description of components on the board.
Board description
On the board there are high quality rel ays with series of protections, the connection paths have been specially thickened to provide more current flow.
Kit contains
- Modbus relay module
- 5 V / 2 A power supply with DS 5.5 / 2.1 mm connector
Example of connection
The relays can switch 230 V AC or 30 V DC with a maximum current of 10 A. The coil of the relays is supplied with 5 V.
Relay module specification
- Coil supply voltage: 5 V
- Communication interface: RS485
- Transmission speed: 4800, 9600, 19200, 3840, 57600, 128000, 256000
- Default communication format: 9600, N, 8, 1
- Number of relays: 8
- Connectors: 1NO 1NC
- Communication protocol: standard Modbus RTU protocol
- RS485 address: from 1 to 255
- RS485 connector protection: lightning and surge protection 600 W, ESD protection 15 kV
- LED indicator:
- STA: MCU indicator, flashes when MCU is normal
- TXD: TX indicator, flashes when transmitting data
- RXD: RX indicator, flashes when receiving data
- Dimensions: 145 x 90 mm
Example of connection.
Useful links
| Name | Value |
|---|---|
| Channels | 8 |
| Interface | USB / RS485 |
| Width | 20.8 cm |
| Height | 14.8 cm |
| Depth | 5.1 cm |
| Weight | 0.417 kg |
GLS
Shipping in 24 hours
from €8.07
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Delivery in 3–5 days, no inside delivery
from €96.75
The full delivery terms are on the page Delivery and payment.
30 days to return, without giving a reason
If the product does not meet your expectations, you have 30 days from receiving the parcel to withdraw from the contract. The product only has to be complete. The right of return belongs to consumers (a purchase unrelated to business activity).
Complaints
If the product turns out to be faulty, you can make a claim under the guarantee or the statutory warranty. We handle claims without delay, at the latest within 14 working days of receiving the report together with the goods.
Question: Can this relay work outdoors? What temperature and humidity tolerance does it have?
Instructions and documents
GPSR data
Product information
This product is a component intended for further assembly or prototyping. It is not a finished product within the meaning of the product safety regulations.
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