Y301-880 8DI+8DO Modbus I/O Module

Model: Y301-880

Key Features

Eight DI + eight DO with SPDT relays AC 277 V/10 A or DC 28 V/10 A
DI channels accept dry/wet contact, pulse input, and programmable debounce
Up to sixteen automation scenes support follow, delay, schedule, pulse, and logic

Overview

Flagship Y301 Modbus-RTU node with eight opto-isolated digital inputs and eight 10A SPDT relays for high-density cabinet automation.

Key Features

Eight DI + eight DO with SPDT relays AC 277 V/10 A or DC 28 V/10 A
DI channels accept dry/wet contact, pulse input, and programmable debounce
Up to sixteen automation scenes support follow, delay, schedule, pulse, and logic
Dual power inputs (5–36 V/12–36 V), DO retention, RS485 Modbus with DIP addressing

Power Supply	Voltage	DC 5~36V
	Typical Current	260 mA @ 12V
	Max Current	350 mA @ 12V
	Operating Temperature	-40°C ~ +85°C
	Humidity	5~95% RH
Digital Inputs	Channels	8
	Type	Dry/wet contact, optically isolated
	Voltage Range	5~36V (wet mode)
	Sampling Rate	100 Hz
	Pulse Counter	32-bit per channel
	Debounce	5–255 ms (default 50 ms)
Digital Outputs	Channels	8
	Type	SPDT relays
	Contact Rating	AC 277V 10A / DC 28V 10A
	Minimum Load	AC 10V 10 mA
	Switching Time
	State Retention	None / soft reboot / full retention
Communication	Interfaces	RS485 (default), RS232, TTL optional
	Protocol	Modbus-RTU slave
	Baud Rate	600–230400 bps (default 9600)
	Slave Address	1–255 (software) + DIP offset 0–31
Mechanical	Dimensions	145 × 90 × 40 mm
	Mounting	35 mm DIN rail or screw slots
	Protection	IP20, UL94 V-0 enclosure