Emerson IC200 VersaMax Micro Modules: IC200CPUE05-MX Universal Controller

Technical Dossier

Product Details And Specifications

Emerson IC200 VersaMax Micro Series Technical Notes

The Evolution of IC200 Architecture

The IC200 platform was introduced by GE Fanuc Automation in the mid-1990s as the VersaMax Micro product line, targeting machine-level control applications requiring a small footprint and integrated I/O. Early revisions (IC200MDL series) established the discrete I/O module standard with 24VDC and relay output variants. The CPU architecture evolved through several generations: initial units supported serial programming via SNP/SNPX protocols; later revisions (including the IC200CPUE05-MX and related Ethernet-capable CPUs) added embedded Ethernet ports supporting SRTP and Modbus TCP, enabling integration into modern SCADA and DCS environments without gateway hardware.

Compatibility constraints are a known operational factor: IC200 CPUs are not cross-compatible with the larger IC693 (Series 90-30) or IC694 backplane systems. Expansion I/O for IC200 uses a dedicated local bus; remote I/O expansion requires IC200BEM series bus expansion modules. Programming is performed via Proficy Machine Edition (PME) software, which replaced the legacy VersaPro environment. Firmware version dependencies between CPU and I/O modules must be verified during replacement to avoid bus communication faults.

As of 2024, the IC200 series is classified as a mature/end-of-active-development platform by Emerson. No new hardware variants are being introduced. Long-term maintenance support is the primary commercial driver for this series.

IC200 Full Catalog & Functionalities (SKU List)

CPU / Controller Modules

• IC200CPUE05-MX: Universal CPU, embedded Ethernet, 14 I/O points, Modbus TCP / SRTP, 64KB user memory — the subject of this listing.
• IC200CPUE05: Standard CPU with embedded Ethernet port, 14 onboard I/O, SRTP protocol support, 64KB program memory.
• IC200CPU001: Base CPU module, serial SNP/SNPX only, 14 onboard I/O, no Ethernet, 32KB user memory.
• IC200CPU002: Enhanced base CPU, expanded instruction set, serial interface, 14 onboard I/O, 64KB user memory.
• IC200CPUE01: Ethernet CPU variant, 10/100 Mbps port, SRTP server/client, 14 onboard I/O, 32KB memory.
• IC200CPUE03: Mid-range Ethernet CPU, 64KB memory, supports up to 4 expansion modules, SRTP and Modbus TCP.

Discrete Input Modules (DI)

• IC200MDL640: 8-point 24VDC discrete input module, positive logic, 3ms filter, DIN rail mount.
• IC200MDL641: 16-point 24VDC discrete input module, positive logic, standard density I/O expansion.
• IC200MDL650: 8-point 120VAC discrete input module, optically isolated, for high-voltage field devices.
• IC200MDL730: 8-point 24VDC discrete input, negative logic (sinking), for NPN sensor compatibility.

Discrete Output Modules (DO)

• IC200MDL740: 8-point relay output module, Form A contacts, 2A per point, 250VAC/30VDC rated.
• IC200MDL741: 16-point relay output module, Form A contacts, mixed voltage field wiring support.
• IC200MDL750: 8-point 24VDC transistor output, sourcing (PNP), 0.5A per point, short-circuit protected.
• IC200MDL753: 16-point 24VDC transistor output, sourcing, high-density discrete output expansion.

Analog I/O Modules (AI/AO)

• IC200ALG230: 4-channel analog input module, 4–20mA / 0–10V selectable, 12-bit resolution, for process variable monitoring.
• IC200ALG240: 8-channel analog input module, 4–20mA, 12-bit, high-density analog acquisition for multi-loop control.
• IC200ALG320: 2-channel analog output module, 4–20mA, 12-bit resolution, for control valve and positioner drive.
• IC200ALG321: 4-channel analog output module, 4–20mA / 0–10V, 12-bit, expanded analog control output.

Power Supply & Bus Expansion

• IC200PWR002: 24VDC input power supply module for IC200 expansion base, 1.5A output capacity.
• IC200BEM003: Local bus expansion module, extends IC200 I/O bus to additional expansion bases, up to 7 modules per base.

Sourcing Hard-to-Find & Obsolete IC200 Parts

For the IC200CPUE05-MX and related CPU variants, we maintain cross-reference data against firmware revision levels to ensure CPU-to-I/O compatibility on delivery. Customers operating IC200 systems in regulated environments (SIL-rated loops, nuclear auxiliary, offshore) are advised to specify their current firmware baseline when requesting quotes, as firmware mismatches are the primary cause of field installation failures on replacement CPUs.

Q: Can you support multi-unit or repeat RFQ requests?
A: Yes. Send the model list, target quantity and destination so DRIVEKNMS can review sourcing options and quote the requirement as a project RFQ.

Quality Control for the IC200 Range

All IC200 modules processed by DriveKNMS undergo a structured test protocol adapted to the specific bus architecture of the VersaMax Micro platform. CPU modules (IC200CPUE05-MX and variants) are bench-tested under live Proficy Machine Edition sessions: program download/upload verification, Ethernet port connectivity (ping, SRTP session establishment, Modbus TCP register read/write), onboard I/O point-by-point functional test, and memory retention check across power cycles.