Two independent relay outputs, each rated at 10 A at 30 VDC or 250 VAC
Y311-020 Dual-Relay Remote I/O, Wi-Fi or Ethernet
2DO Remote I/O Module (WiFi/Ethernet)
Y311-020 switches two independent 10 A relay outputs for lights, pumps or valves. Select Y311-020-W for Wi-Fi access or Y311-020-R for wired Ethernet.

Key Features
Y311-020-W offers 2.4 GHz Wi-Fi AP/STA access; Y311-020-R connects through 10/100 Mbps RJ45 Ethernet
Manual, flash-on, flash-off, all-on, all-off and timed switching modes
A shared Modbus register map supports relay control and state reading on both variants
7–40 VDC supply; standby consumption below 2.5 W and below 5 W with both relays energized
Specifications
I/O Configuration
- Digital Inputs
- 0
- Digital Outputs
- 2
- Relay Output
- 2 x 10 A
Power Supply
- Voltage
- DC 7~40V
Communication
- Protocol
- Modbus
- Default Serial
- 9600 bps, 8-N-1
- Device Address
- 0xFE
- Wifi Variant
- Model: Y311-020-W; Network: 2.4 GHz WiFi (AP/STA); Default Ip: 192.168.16.254; Default Port: 60000 / 10000
- Ethernet Variant
- Model: Y311-020-R; Network: 10/100M RJ45 Ethernet; Default Ip: 192.168.1.7; Default Port: 10000
Product Documents
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