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8-Channel Relay Module with 8-Bit MCU & MAX485 Chip, DC7-24V Power Supply, RS485/TTL UART Interface, 100,000 Cycle Continuous Closure, Optocoupler Input Detection (3.3-30V), ABS Material, Diode

<ul><li>Designed for durability with 100,000 continuous closures</li><li>Includes optocoupler input signal detection for precise control</li><li>Features a stable 8-bit MCU and RS485 communication chip for enhanced functionality</li><li>Ensures reliable performance with minimal risk of false welding</li><li>Versatile application in digital quantity detection and power control systems</li></ul>

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Feature:
1. Not Easy to False Welding: Our relay module is well made, not easy to false welding, steady working process.
2. Continuous Closure: This 8 channel relay is continuously closed 100000 times, with strong driving capability and stable performance.
3. Equipped with Chip: This 8 channel relay is equipped with a mature and stable 8 bit MCU and RS485 level communication chip.
4. Optocoupler Input Signal Detection: The 8 channel relay can realize 1 channel optocoupler input signal detection and 1 channel relay output.
5. Use Scenario: Our relay module can be used for digital word quantity detection or power control applications.

Specification:
Item Type: 8 Channel Relay Module
Material: ABS
On board mature and stable 8bit MCU and MAX485 level conversion chip
Communication Protocol: Support standard RTU protocol
Communication Interface: Support RS485 or TTL UART interface
Communication Baud Rate: 4800 9600 19200, default 9600bps, support power down save
Optocoupler Input signal range: DC3.3-30V (this input can not be used for relay control)
Output Signal: Relay signal, support manual, light off, light off mode, light off Flashing light
Delay base 0.1S, the maximum flash off or flash off time can be set to 0xFFFF x 0.1S equal 65535 x 0.1S equal 6553.5S
Device Address: Range 1-255, default 255, support power down save
On board 1 way 5V,10A 250V AC 10A 30V DC relay, can be continuously closed 100,000 times, with diode liquid accumulation protection, short response time
On board relay switch indicator
Supply Voltage: DC7-24V, with input anti reverse connection protection

How to Use:
RS485 and TTL serial port selection. When using RS485 communication, DI is connected to TXD and RO is connected to RXD; when using TTL communication, both DI and RO are connected to NC.

Package List:
1 x 8 Channel Relay Module 

Note:
The 5‑6 bytes of the transmit frame represent data, 0xFF00 means open trunk and 0x0000 means close trunk.

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