20-Point Digital I/O PLC Expansion Module with Transistor Outputs

Product Overview

The Omron CPM1A-20EDT is a high-performance, compact programmable logic controller (PLC) expansion unit designed to seamlessly integrate with Omron CPM1A series base PLCs. This unit significantly enhances I/O capabilities, providing additional digital inputs and relay outputs for greater control flexibility in industrial automation applications. Engineered for reliability and durability, the CPM1A-20EDT is ideal for expanding system functionality without compromising space or efficiency. Backed by a 1-year manufacturer's warranty, this unit ensures dependable performance in demanding environments.

Key Features and Benefits

• Enhanced I/O Configuration: 12-point 24V DC input and 8-point relay output for versatile control applications.
• High-Quality Relay Outputs: Each relay contact rated for 2A @ 250V AC or 2A @ 24V DC, suitable for controlling various loads.
• Compact Space-Saving Design: Measures just 90mm (W) × 65mm (H) × 60mm (D), ideal for installations with limited space.
• Robust Construction: Weighing only 400g with a durable housing that withstands industrial environments.
• Energy Efficient: Maximum power consumption of just 5W for cost-effective operation.
• Wide Operating Range: Functions reliably in temperatures from 0°C to 55°C and humidity from 10% to 90% non-condensing.
• Easy Integration: Designed for simple connection to CPM1A series PLCs with plug-and-play functionality.

Industrial Applications

The Omron CPM1A-20EDT expansion unit is engineered for diverse automation and control applications across multiple industries:

• Manufacturing Automation: Ideal for small-scale machine control systems and production line automation.
• Material Handling: Perfect for conveyor belt control systems and sorting mechanisms.
• Packaging Systems: Reliable operation in packaging machinery and labeling equipment.
• Facility Management: Effective for lighting control systems and basic building automation.
• Process Control: Suitable for simple process automation tasks in various industrial settings.

Detailed Technical Specifications

Specification	Detail
Model Number	CPM1A-20EDT
Input Type	12-point sinking/sourcing, 24V DC (3.0kΩ input impedance)
Output Type	8-point relay (SPST-NO contacts)
Input Voltage Rating	24V DC ±10%
Input Current	7mA typical per input @ 24V DC
Output Contact Rating	2A @ 250V AC (resistive load), 2A @ 24V DC (resistive load)
Output Mechanical Life	20 million operations (minimum)
Output Electrical Life	100,000 operations (rated load)
Response Time	Inputs: ≤1.5ms ON/OFF delay; Outputs: ≤15ms ON/OFF delay
Isolation	Photocoupler isolation on inputs; Relay isolation on outputs
Power Consumption	5W maximum (including load power)
Operating Temperature	0°C to 55°C (32°F to 131°F)
Storage Temperature	-20°C to 65°C (-4°F to 149°F)
Humidity Range	10% to 90% RH (non-condensing)
Vibration Resistance	10 to 57Hz, 0.075mm amplitude; 57 to 150Hz, 9.8m/s² acceleration
Shock Resistance	147m/s², 3 times each in X, Y, and Z directions
Dimensions (W × H × D)	90mm × 65mm × 60mm (3.54" × 2.56" × 2.36")
Weight	Approximately 400g (0.88 lbs)
Warranty	1-year manufacturer's warranty

Compatibility and Integration

The CPM1A-20EDT is designed for seamless integration with Omron CPM1A series PLCs, including models CPM1A-10CDR-A, CPM1A-20CDR-A, CPM1A-30CDR-A, and CPM1A-40CDR-A. The expansion unit connects directly to the base PLC without requiring additional interface modules, maintaining system integrity while expanding I/O capabilities.