The Omron C500-PS221-E, part of the C500 series, is a compact programmable logic controller (PLC) designed for precision and reliability in industrial automation. Engineered to replace traditional relay control cabinets, it excels in controlling sensors and small-scale systems across industries like packaging machinery, conveyor systems, and food processing. Its robust design and flexible expansion capabilities make it a versatile solution for modern manufacturing demands.

Core Parameters & Technical Specifications

Electrical Performance

· Input Voltage: Supports AC110V, AC220V, DC24V, and DC12V, adapting to diverse power environments.

· Output Characteristics: Transistor output (sink type) with rated voltages of AC220V or DC24V, operating at 50kHz frequency and a maximum output current of 50mA.

· Power Consumption: Operates within 0-50W, suitable for motors rated 0-30kW.

· Response Speed: Speed response frequency of 0.1-5ms ensures rapid command execution.

Interfaces & Communication

· Communication Ports: Standard RS232/RS485/RS422 interfaces for multi-device networking and host computer communication.

· Expansion Capabilities: 0-2 USB ports and 0-1 memory card slots, with memory expandable up to 64GB.

· Protection: IP55-rated panel for dust and water resistance, ideal for harsh industrial settings.

Physical & Environmental Specs

· Dimensions: Compact design (exact measurements follow product specifications) to optimize installation space.

· Operating Conditions: Temperature range of 0-40℃, suitable for standard industrial environments.

Key Features & Advantages

Control Capabilities

· Logic Control: Supports ladder logic programming for complex sequential operations.

· Timing & Counting: Built-in timers and counters for foundational automation tasks.

· Module Support: Expansion modules enable analog I/O (A/D, D/A conversion), temperature control, and positioning functions.

Operation & Monitoring

· Programming: Compatible with Omron’s CPM1A environment, storing up to 2048 words of user programs and 1024 words of data.

· Display & Alerts: Integrated interface for real-time status monitoring and fault alerts.

Reliability & Maintenance

· Durability: IP55 protection ensures longevity in demanding conditions.

· Warranty: One-year warranty with rapid replacement of non-customized units.

Applications & Case Studies

Typical Use Cases

· Machinery Control: Manages motor start/stop, conveyor operation, and valve actuation.

· Process Control: Regulates temperature and pressure via analog modules.

· Compact Systems: Replaces relay circuits in space-constrained automation setups.

Real-World Examples

· Packaging Lines: Synchronizes stepper motors and sensors for precise packaging.

· Food Processing: Maintains consistent temperatures using thermal control modules.

· Conveyor Networks: Enables multi-device coordination via RS485 communication, optimizing logistics.

Product website:

 https://www.3splc.com/C500-PS221-E_c0_ss

The Omron C500-PS221-E stands out as a compact, high-performance PLC tailored for small-scale industrial automation. Its blend of reliability, multi-interface support, and scalability makes it a go-to choice for upgrading legacy systems or building new smart control networks. Whether optimizing packaging lines or stabilizing food processing temperatures, this controller delivers efficient and stable solutions.