
Omron CJ1W-CT021 | 2-Channel High-Speed Counter Module
Omron CJ1W-CT021 | 2-Channel High-Speed Counter Module for CJ-Series PLCs Overview The Omron CJ1W-CT021 is a 2-channel high-speed counter module designed for seamless integration with Omron's CJ-Series Programmable Logic Controllers (PLCs). It offers precise counting capabilities with input frequencies up to 500 kHz and a 32-bit counting range, making it ideal for applications requiring accurate high-speed counting and positioning. Key Features Dual High-Speed Counter Channels: Supports two independent counters for simultaneous processing. Input Frequency: Handles input frequencies up to 500 kHz, accommodating high-speed applications. 32-Bit Counting Range: Provides a wide counting range for extensive counting operations. Digital Variable Noise Filter: Enhances signal integrity by filtering out noise from input signals. Flexible Input Voltage Levels: Compatible with 5 V, 12 V, and 24 V line driver inputs. Multiple Counting Modes: Supports simple, ring (circular), and linear counting modes for versatile applications. External Control Inputs: Offers two external control inputs with 16 configurable functions, including gate control, preset, reset, and capture. Technical Specifications Model Number: CJ1W-CT021 Number of Counter Channels: 2 Input Frequency: Up to 500 kHz Counting Range: 32-bit Input Voltage Levels: 5 V, 12 V, 24 V Counting Modes: Simple, Ring (Circular), Linear External Control Inputs: 2 inputs with 16 configurable functions Digital Outputs: 2 solid-state outputs Power Consumption: 280 mA at 5 VDC Dimensions: 31 mm (W) × 90 mm (H) × 65 mm (D) Weight: Approximately 100 g Mounting Method: DIN rail Operating Temperature Range: 0°C to 55°C Storage Temperature Range: -20°C to 75°C Operating Humidity Range: 10% to 90% (non-condensing) Certifications: CE, cULus, Lloyd, NK Applications Rotary Encoder Feedback: Accurately counts pulses from rotary encoders for position and speed feedback in motion control systems. Flow Measurement: Interfaces with flow meters to count pulses corresponding to fluid or gas flow rates. Cut-to-Length Operations: Precisely counts material length based on encoder feedback to control cutting mechanisms. Machine Synchronization: Coordinates multiple machine components by counting and comparing pulse signals. Why Choose Omron CJ1W-CT021? High-Speed Performance: Capable of processing input frequencies up to 500 kHz, suitable for fast-paced industrial applications. Versatile Counting Modes: Supports multiple counting modes to cater to diverse application requirements. Enhanced Signal Integrity: Digital variable noise filter ensures accurate counting by minimizing the impact of signal noise. Seamless Integration: Designed specifically for compatibility with Omron CJ-Series PLCs, ensuring reliable system performance. Compact and Durable Design: Occupies minimal space in control panels and is built to withstand industrial environments. Order Now Available for immediate shipping worldwide. Contact us to bundle with Omron CJ-Series PLCs, encoders, and other automation components to complete your system setup.