2DI I/O Module

I/O Module, , , ,
Y301-200 2DI I/O Module with dual digital inputs

Y301-200 Dual Digital Input Modbus Module

Model: Y301-200

Key Features

  • Two opto-isolated digital input channels for compact status monitoring

  • Dry or wet contact input support with 32-bit pulse counting and 5~255 ms debounce

  • RS485 Modbus RTU by default with optional RS232 or TTL variants

Overview

Miniature Modbus-RTU node offering two opto-isolated digital inputs with pulse counting and debounce for compact alarm and status monitoring panels.

Key Features

  • Two opto-isolated digital input channels for compact status monitoring

  • Dry or wet contact input support with 32-bit pulse counting and 5~255 ms debounce

  • RS485 Modbus RTU by default with optional RS232 or TTL variants

  • 5 to 36 VDC industrial supply in a compact DIN-rail or screw-mount enclosure

Specifications

Power SupplyVoltageDC 5~36V
Typical Current80 mA @ 12V (all DO off)
Max Current120 mA @ 12V (all DO on)
Operating Temperature-40°C ~ +85°C
Humidity5% ~ 95% RH, non-condensing
Digital InputsChannels2
TypeDry/wet contact, opto-isolated
Voltage Range5~36V (wet contact mode)
Input Current
Sampling Rate100 Hz
Pulse Counter32-bit, selectable rising/falling edge
Debounce5~255 ms (default 50 ms)
CommunicationInterfacesRS485 (2-wire), optional RS232 or TTL
ProtocolModbus RTU slave
Baud Rate600~230400 bps (default 9600)
Slave Address1~255 (software) + DIP offset 0~31
MechanicalDimensions77 x 54 x 32 mm
Mounting35 mm DIN clip or screw slots
ProtectionIP20

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