OMRON C200HW-SLK13 & C200HW Series Modules

Technical Dossier

Product Details And Specifications

OMRON C200HW Series Technical Notes

The OMRON C200HW series — part of the broader SYSMAC C200H programmable controller platform — represents one of OMRON's most widely deployed PLC families in global heavy industry. Installations span petrochemical complexes, nuclear auxiliary systems, oil refinery process control, automotive body-in-white lines, and municipal water treatment facilities. The C200HW designation identifies the high-density, rack-based expansion architecture introduced to extend the original C200H backplane with enhanced I/O throughput and communication capability. Installed base counts in the hundreds of thousands of units across Asia-Pacific, Europe, and the Americas, making long-term spare parts availability a critical operational requirement for plant engineers and maintenance managers.

The Evolution of C200HW Architecture

The SYSMAC C200H platform was introduced in the mid-1980s as a modular, rack-based PLC targeting mid-range process and machine control. The original C200H used a parallel backplane bus with fixed slot addressing. The C200HW revision (circa early 1990s) introduced the SYSMAC BUS/2 high-speed serial backplane, enabling distributed I/O expansion over longer distances and higher scan-rate performance. Key architectural milestones include: the introduction of the C200HW-CPU33/43/53/63 CPU units with expanded data memory (up to 6 Kwords DM); the SLK-series SYSMAC LINK modules (including the C200HW-SLK13) enabling peer-to-peer token-ring networking at 2 Mbps; the COM-series host link and RS-232C adapters for SCADA integration; and the PRM-series DeviceNet and PROFIBUS-DP adapters for fieldbus connectivity. The C200HW series reached end-of-active-production in the early 2000s but remains in active maintenance service globally. OMRON's designated modern migration path is the CJ2M/CJ2H series, though direct hardware substitution requires engineering re-validation of I/O maps and ladder programs.

C200HW Full Catalog & Functionalities (SKU List)

CPU Units

• C200HW-CPU33: 3.2K-step ladder CPU, 2K DM, basic instruction set
• C200HW-CPU43: 7.2K-step CPU, 6K DM, expanded function blocks
• C200HW-CPU53: 7.2K-step CPU with file memory, 6K DM, clock function
• C200HW-CPU63: 15.2K-step CPU, 6K DM, high-speed interrupt inputs
• C200HW-CPU83: 31.2K-step CPU, 6K DM, maximum instruction set

SYSMAC LINK / Communication Modules

• C200HW-SLK13: SYSMAC LINK module, coaxial token-ring, 2 Mbps, max 62 nodes, data link area 8K words — the reference SKU for this listing
• C200HW-SLK23: SYSMAC LINK module, optical fiber interface, 2 Mbps, noise-immune variant for high-EMI environments
• C200HW-COM02: RS-232C host link / no-protocol port, 19.2 Kbps max, SCADA/HMI integration
• C200HW-COM04: RS-422/485 host link module, multi-drop, up to 32 nodes
• C200HW-COM06: RS-232C + RS-422 dual-port communication module
• C200HW-DRM21: DeviceNet master/slave module, 64 nodes, 500 Kbps
• C200HW-PRM21: PROFIBUS-DP master module, 125 Kbps–12 Mbps, 32 slaves

Digital I/O Modules

• C200H-ID212: 16-point DC 24V input module, NPN sink type
• C200H-OD212: 16-point transistor output module, NPN open-collector, 0.3A/point
• C200H-OD218: 8-point transistor output, 2A/point high-current variant
• C200H-MD215: 16-point DC input / 16-point transistor output mixed module

Analog I/O Modules

• C200H-AD003: 4-channel analog input, 0–10V / 4–20mA, 12-bit resolution
• C200H-DA003: 2-channel analog output, 0–10V / 4–20mA, 12-bit resolution

Power Supply Units

• C200HW-PA204: 100–240V AC input power supply, 5V DC 4A output, rack-mount
• C200HW-PD024: 24V DC input power supply, 5V DC 4A output, battery-backed