Description

GE IS200STAOH2AAA Analog I/O Module

The GE IS200STAOH2AAA, also cataloged as the IS200STAOH2AAA Analog I/O Module, operates as a dedicated hardware component for analog signal acquisition and output execution within the Mark VIe turbine control system. The module processes voltage and current signals through isolated channels with 16-bit resolution, supporting 4-20 mA and voltage I/O interfaces.

Hardware Specifications

Parameter	Specification
Model	IS200STAOH2AAA
Brand	GE
Origin	United States
Weight	0.56 kg
Dimensions	220 x 140 x 50 mm
Operating Temp	-40 deg C to +85 deg C
Power Consumption	Supplied from 24 V DC +/-10% or 28 V DC nominal backplane source
Module Type	Analog I/O Module
System Platform	Mark VIe turbine control system
Channels	8 isolated analog inputs or 4-8 analog outputs depending on configuration
Signal Types	Voltage: 0-10 V, +/-10 V; Current: 4-20 mA
Resolution	16-bit configurable to 12-bit
Accuracy	+/-0.05% of full scale
Humidity Range	5-95% non-condensing
Protection Rating	IP65 enclosure
Signal Rejection	CMRR 120 dB at 60 Hz

Deterministic Network and I/O Architecture

The IS200STAOH2AAA operates within the GE Mark VIe I/O architecture and provides analog signal handling between field devices and controller processing units. The module supports isolated analog channels for voltage and current measurement, with onboard signal conditioning for noise attenuation and EMI/RFI reduction.

The module architecture supports I/O density scaling through integration with IS200 series interface modules and compatible IS230SNAOH2A I/O pack assemblies. Backplane communication provides deterministic data transfer between the I/O hardware and the turbine control processor.

Frequently Asked Questions

Q: What analog signals are supported by the IS200STAOH2AAA module?
A: The module supports voltage inputs and outputs including 0-10 V and +/-10 V ranges, as well as 4-20 mA current loop signals depending on the configured channel function.

Q: Does the module support replacement during system operation?
A: The supplied documentation specifies hot-swap capability, allowing module replacement without a complete system shutdown when installed within a compatible Mark VIe configuration.

Q: What isolation functions are provided for analog channels?
A: The module uses isolated analog channel design with signal conditioning circuits for EMI/RFI reduction and channel signal integrity management.

Field Installation Guidelines

Install the IS200STAOH2AAA module according to the Mark VIe cabinet and I/O rack installation procedures. Verify backplane alignment and connector engagement before applying power.

Use shielded instrumentation cables for analog field wiring. Connect cable shields according to the system grounding scheme to reduce electromagnetic interference. Separate analog signal cables from high-voltage power conductors and switching circuits to minimize induced noise.

Confirm field device signal polarity, loop wiring configuration, and channel assignment before commissioning. Check module status indicators and controller diagnostics after installation to verify correct communication and I/O operation.

Specifications

• Brand: General Electric

Advantages

• High reliability in industrial environments
• Supports continuous operation
• Compatible with major PLC/DCS systems