Programmable Logic Controller — Omron CQM1H-CPU51

Omron SYSMAC CQM1H CPU51

Technical Specifications

• Type: Industrial Programmable Logic Controller (modular PLC)
• Series: SYSMAC CQM1H
• Manufacturer: Omron Corporation

CPU Unit — CQM1H-CPU51

• Model: CQM1H-CPU51
• Program Capacity: approx. 15.2K steps
• Data Memory: approx. 6K words
• Maximum I/O Capacity: up to 512 I/O points (depending on expansion configuration)
• Processing Architecture: modular PLC system (no fixed backplane)

Communication Ports

• Peripheral port for programming (CX-Programmer software)
• Built-in RS-232C serial communication port
• Supported protocols: Host Link, NT Link, no-protocol mode

Status Indicators

• POWER: Power supply status OK
• RUN: PLC in operation mode
• ERR/ALM: Error or alarm condition
• OUT INH: Outputs inhibited

Expansion Capabilities

• Digital I/O modules
• Analog input/output modules
• High-speed counter modules
• Network modules (DeviceNet, Profibus, etc.)
• Special function modules (pulse control, motion, etc.)

Typical Applications

• Industrial automation systems
• HVAC control systems (airflow, cooling, CFM control)
• Conveyor and material handling systems
• Pumps, fans, and motor control
• Legacy factory automation systems still in operation