GE IS200 / IS230 Series Modules IS230SNAIH4A IS200STAIH2ACB

Technical Dossier

Product Details And Specifications

GE IS200 / IS230 Series Technical Notes

The Evolution of IS200 / IS230 Architecture

The IS200/IS230 series was introduced alongside the Mark VI platform in the mid-1990s as GE Power's successor to the Mark V control system. The original IS200 boards used a VME-style backplane with ARCNET-based inter-module communication. As the platform matured into the Mark VIe generation (circa 2005–2010), GE transitioned to Ethernet-based IONet communication while maintaining backward-compatible I/O module form factors for select board types, enabling phased upgrades without full panel replacement.

Key architectural milestones: the early IS200 generation (1995–2002) established the core I/O and processor module taxonomy; the IS230 sub-series introduced enhanced signal conditioning and higher-density analog I/O; the Mark VIe transition (2005+) added Ethernet connectivity at the controller level while IS200-form I/O boards remained in production. As of 2020, GE has formally classified the majority of IS200/IS230 boards as mature or end-of-life, shifting new installations to the Mark VIe with IS420-series hardware. This makes the IS200/IS230 installed base entirely dependent on the secondary market and specialist distributors for ongoing maintenance and emergency replacement.

IS200 / IS230 Full Catalog & Functionalities (SKU List)

The following SKUs represent verified, commonly sourced modules within the IS200 and IS230 series. Classified by functional category:

Processor & Controller Modules

• IS200EPDMG1A: Mark VI EPDM processor module, primary control execution unit
• IS200EPSMG1A: Ethernet processor module, IONet communication controller
• IS200IOCSG1A: I/O controller sequencing module, coordinates distributed I/O scan
• IS230SNAIH4A: Simplex network analog input/output hybrid board, turbine signal interface

Analog I/O Modules

• IS200STAIH2ACB: Analog input terminal board, 16-channel thermocouple/RTD signal conditioning
• IS200AAIAH1A: Analog input module, 16-channel 4–20 mA process signal acquisition
• IS200AAOCH1A: Analog output module, 8-channel 4–20 mA current loop output
• IS200TRLYH1C: Relay output terminal board, 16-channel dry contact relay array
• IS200STCIH2A: Thermocouple input terminal board, cold junction compensation integrated

Digital I/O Modules

• IS200DAIAH1A: Digital input module, 24 VDC discrete input, 32-channel
• IS200DAOAH1A: Digital output module, 24 VDC sourcing output, 32-channel
• IS200EDCFG1A: DC feedback input module, speed and position pulse counting
• IS200VSVOH1B: Servo valve output module, electrohydraulic actuator drive interface

Communication & Network Modules

• IS200ECTBG1A: Ethernet communication terminal board, IONet physical layer interface
• IS200BICLH1A: ARCNET bus interface and clock module, legacy backplane communication
• IS230PCAAH1A: Process controller analog hybrid board, integrated PID and signal I/O

Power Supply Modules

• IS200PSCDG1A: DC power supply module, 28 VDC regulated output for I/O rail
• IS200PSMGH1A: Power supply management module, redundant power monitoring and switchover

Quality Control for the IS200 / IS230 Range

IS200 and IS230 boards present specific testing challenges due to their multi-layer PCB construction, ARCNET/IONet dual-bus interfaces, and mixed analog-digital signal paths. DriveKNMS applies the following verification protocol to all IS200/IS230 units: