Unitronics EX90-DI8-RO8 I/O Expansion Module

Description:

The Unitronics EX90-DI8-RO8 Expansion Module is a 24 VDC industrial I/O expansion module that provides 8 digital inputs and 8 relay outputs for Unitronics OPLC and Vision PLC automation systems. Commonly installed in manufacturing equipment, process control panels, packaging machinery, and factory automation systems requiring additional field I/O capacity. Maintenance technicians, OEMs, and system integrators use this module for replacement, retrofit, system expansion, and repair of PLC-based control installations.

Applications:

The Unitronics EX90-DI8-RO8 is designed for industrial automation, machine control, material handling systems, packaging equipment, conveyor systems, and process manufacturing environments where additional digital input monitoring and relay output switching are required to interface with sensors, actuators, motors, and control devices through a Unitronics PLC. 

Technical Specifications:

• Brand: Unitronics
• Part Number: EX90-DI8-RO8
• Product Type: I/O Expansion Module
• Supply Voltage: 24 VDC
• Digital Inputs: 8 PNP (source) inputs
• Digital Outputs: 8 SPST-NO relay outputs
• Input Voltage Range: 20.4 to 28.8 VDC
• Maximum Input Frequency: 5 kHz on high-speed input
• Relay Contact Rating: Up to 230 VAC / 24 VDC
• Maximum Relay Output Current: 5 A resistive load, 1 A inductive load
• Communication: Expansion interface for compatible Unitronics OPLC controllers
• Mounting Style: 35 mm DIN rail
• Status Indicators: Power, Run, input LEDs, and output LEDs
• Designed for industrial automation and machine control applications
• Suitable for OEM equipment and maintenance replacement installations
• Engineered for continuous-duty industrial operation

Common Replacements:

• Unitronics IO-DI8-RO8
• Unitronics IO-DI8-RO4
• Unitronics IO-DI8-TO8