Omron CJ1W-SCU32 Serial Communication Unit for CJ Series PLCs

Comprehensive Product Overview

The Omron CJ1W-SCU32 is a high-performance Serial Communication Unit specifically engineered for seamless integration with CJ Series Programmable Logic Controllers (PLCs). This industrial-grade communication module enables robust serial data exchange between your PLC system and various peripheral devices, offering exceptional reliability in demanding automation environments. With its dual-port configuration and protocol flexibility, the SCU32 serves as a critical interface component in modern industrial control systems.

Advanced Technical Features

• Dual Protocol Support: Each port independently configurable for RS-232C or RS-422A/485 standards (switchable per port)
• High-Speed Communication: Supports baud rates up to 115.2 kbps for efficient data transfer
• Port Configuration: Two completely independent serial ports for simultaneous multi-device communication
• Precision Engineering: Compact 31 × 90 × 65 mm (W×H×D) dimensions with 200g weight for space-efficient installation
• Low Power Design: Maximum 0.5A current draw at 5V DC for energy-efficient operation
• Industrial Durability: Operates reliably in 0°C to 55°C environments with -25°C to 65°C storage capability
• Humidity Resistant: 10% to 90% non-condensing humidity tolerance for harsh industrial conditions
• Data Integrity: Configurable 7/8 data bits, 1/2 stop bits, and None/Even/Odd parity options
• Warranty Protection: Backed by Omron's standard 1-year manufacturer warranty

Industrial Applications

• Factory automation systems requiring robust serial communication interfaces
• Precision data collection from measurement devices including digital scales and sensors
• Integration with industrial peripherals such as barcode scanners, label printers, and HMI panels
• Legacy equipment modernization through RS-232C/RS-485 protocol conversion
• SCADA system integration for remote monitoring and data acquisition
• Production line automation with multiple serial device synchronization

Detailed Technical Specifications

Specification Category	Technical Details
Manufacturer Part Number	CJ1W-SCU32 (Omron Genuine Part)
Communication Interface	Dual independent serial ports (Port 1 & Port 2)
Supported Standards	RS-232C (D-Sub 9-pin), RS-422A/485 (terminal block)
Maximum Baud Rate	115,200 bps (software configurable in 15 steps)
Data Format Options	Data bits: 7 or 8 | Stop bits: 1 or 2 | Parity: None/Even/Odd
Physical Dimensions	31 mm (W) × 90 mm (H) × 65 mm (D) | 1.22" × 3.54" × 2.56"
Unit Weight	200 grams (0.44 lbs)
Power Requirements	5V DC ±5%, 0.5A maximum current consumption
Environmental Ratings	Operating: 0°C to 55°C (32°F to 131°F) | Storage: -25°C to 65°C (-13°F to 149°F)
Humidity Tolerance	10% to 90% relative humidity (non-condensing)
Vibration Resistance	10 to 57 Hz, 0.075 mm amplitude | 57 to 150 Hz, 9.8 m/s² acceleration
Shock Resistance	147 m/s² (15G) in X, Y, Z directions (3 times each)
Warranty Period	1 year from date of purchase (Omron standard warranty)

Note: All specifications are subject to change without notice. For complete technical details, please refer to the official Omron CJ1W-SCU32 documentation. This product is designed for professional installation by qualified personnel.