Y301-110 Mini 1DI+1DO Modbus I/O Module

1DI+1DO I/O Module

Ultra-compact Modbus-RTU module that pairs one opto-isolated digital input with one relay output for alarms, pushbuttons, and actuator control inside dense automation cabinets.

  • Modbus-RTU
  • RS485
  • Digital Input
  • Relay Output
  • Mini Module
  • DIN Rail

Key Features

01

1DI + 1DO configuration with one SPDT relay rated 277 VAC 10 A or 28 VDC 10 A

02

Digital input supports dry or wet contact, pulse counting, and 5~255 ms debounce

03

Supports local DI-to-DO automation in the shared Y301-110/200/020 control platform

04

5 to 36 VDC supply with RS485 Modbus RTU by default and optional RS232 or TTL variants

Specifications

Power Supply

Voltage
DC 5~36V
Typical Current
80 mA @ 12V (all DO off)
Max Current
120 mA @ 12V (all DO on)
Operating Temperature
-40°C ~ +85°C
Humidity
5% ~ 95% RH, non-condensing

Digital Inputs

Channels
1
Type
Dry/wet contact, opto-isolated
Voltage Range
5~36V (wet contact mode)
Input Current
<5 mA per channel
Sampling Rate
100 Hz
Pulse Counter
32-bit, selectable rising/falling edge
Debounce
5~255 ms (default 50 ms)

Digital Outputs

Channels
1
Type
SPDT relay
Contact Rating
277 VAC 10 A / 28 VDC 10 A
Minimum Load
10 VAC 10 mA
Switching Time
<10 ms operate / <5 ms release
Electrical Life
100k cycles at rated load
Output Retention
None / soft reboot / full retention

Communication

Interfaces
RS485 (2-wire), optional RS232 or TTL
Protocol
Modbus RTU slave
Baud Rate
600~230400 bps (default 9600)
Slave Address
1~255 (software) + DIP offset 0~31

Mechanical

Dimensions
77 x 54 x 32 mm
Mounting
35 mm DIN clip or screw slots
Protection
IP20

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