Description
Engineered for high-reliability industrial automation, the CS1G-CPU43H serves as a core central processing unit within the Sysmac CS1 series programmable logic controller (PLC) family. This CPU processor module offers a balanced allocation of program memory and data register capacity, optimized for mid-to-high-scale factory automation, process control, and machine coordination. Utilizing a dedicated processor engine, it delivers high-speed sequence execution and handles arithmetic operations efficiently, minimizing overall system scan times.
The integrated architecture allows for seamless expansion, supporting direct connections to local I/O modules as well as multi-rack expansion configurations. Communication capabilities are integrated directly into the module faceplate, providing native channels for programming interfaces, operator panels, and legacy host link connections without requiring dedicated communication cards. It is designed to mount securely onto standard CS1-series backplanes, interfacing with standard power supplies and specialized functional units.
Features
- Efficient instruction execution engine featuring high-speed basic instructions processing.
- Integrated memory architecture partition supporting user program storage and dedicated data memory registers.
- Built-in peripheral port and RS-232C serial communication interface for direct programming, diagnostic monitoring, or peripheral integration.
- Supports multi-rack system configurations with expansion cables and interfaces.
- Robust diagnostic routines including memory checksum validation, watchdog timer supervision, and detailed battery-low indication.
Applications
- Water and wastewater treatment process sequencing
- Automotive assembly and conveyor system control
- Material handling and automated warehousing machinery
- Packaging, labeling, and cartoning lines
- Sub-station and power distribution monitoring networks
Technical Specifications
Manufacturer
| Omron |
Part Number/Model
| CS1G-CPU43H |
Series
| CS1 / CS1G Series |
Program Capacity
| 20 Ksteps |
Data Memory Capacity
| 64K words (DM: 32K words, EM: 32K words x 1 bank) |
LD Instruction Processing Speed
| 0.04 microseconds |
Maximum I/O Capacity
| 960 points (expandable up to 2 expansion racks) |
Built-in Ports
| 1x Peripheral port, 1x RS-232C port |
Current Consumption
| 0.82 A at 5V DC |
System Mounting
| CS1-series Backplane (CPU Slot Only) |
Approximate Shipping Weight
| 1.5 kg |
Connections and Interfaces
| Port Type |
Connector Type |
Functional Assignment |
| Peripheral Port |
Omron Custom Proprietary |
Programming Console, CX-Programmer Connection, or Toolbus Interface |
| RS-232C Port |
D-sub 9-pin Female |
Host Link (SYSWAY), NT Link (1:N or 1:1), No-protocol mode, or Gateway Utility |
Installation Guidelines
- Always switch off the main system power supply before inserting or removing the CPU unit from the backplane to prevent structural damage or electrical shock.
- Ensure that the CPU unit is locked firmly into position using the mounting hooks on the backplane.
- Provide adequate ventilation clearance around the CPU unit as defined in the Omron CS1 hardware manuals to prevent localized thermal buildup.
- Connect the system ground terminal on the associated power supply unit directly to a low-impedance ground point using heavy-gauge copper wiring.
Compliance and Certifications
- CE Mark (EMC Directive)
- cULus Listed
- NK Marine Standard (where designated)