Y301-220 2DI + 2DO Serial I/O Module
Y301-220 provides 2 digital inputs, 2 SPDT relay outputs for Modbus RTU serial I/O expansion.
- Channels
- 2 DI + 2 DO
- Serial interface
- RS485 or RS232; select when ordering
- Protocol
- Modbus RTU slave
- Supply voltage
- 5–36 VDC
Price for the selected configuration.
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Overview
Y301-220 provides 2 digital inputs, 2 SPDT relay outputs for Modbus RTU serial I/O expansion.
Typical applications
Equipment monitoring and relay control in industrial control cabinets.
How it works & selection
Ordering options
Select RS485 or RS232.
Technical specifications
| Channels | 2 DI + 2 DO |
|---|---|
| Serial interface | RS485 or RS232; select when ordering |
| Protocol | Modbus RTU slave |
| Supply voltage | 5–36 VDC |
Signals and communication
2 opto-isolated dry/wet contact inputs; 2 SPDT relay outputs. Modbus RTU over RS485 or RS232.
Electrical
Supply: 5–36 VDC. Relay contacts: 277 VAC / 10 A or 28 VDC / 10 A. DI sampling: 100 Hz; debounce: 5–255 ms.
Mechanical and environment
82 × 54 × 32 mm; DIN rail or screw mounting; −40 to +85 °C; 5–95% RH non-condensing.
Package & resources
Package contents
1 x Y301 module, digital quick reference guide, and warranty card.
Optional accessories include a USB-to-RS485 converter, DIN clip, power supply, and shielded cable set.
