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GE IS200AEPAH1A Analog Expansion Pack

The GE IS200AEPAH1A, also cataloged as the IS200AEPAH1A Analog Expansion Pack, operates as a dedicated hardware component for analog and discrete signal expansion within GE Mark VI/Mark VIe turbine control system platforms. It provides additional field I/O channels for sensor acquisition and actuator interface functions.

Hardware Specifications

Parameter	Specification
Model	IS200AEPAH1A
Brand	GE
Origin	United States
Weight	0.5 kg
Operating Temp	0 deg C to +60 deg C
Power Consumption	< 8 W
Product Type	Analog Expansion Packs
Series	GE Mark VI / Mark VIe Control System
Functional Type	AEPA Analog Expansion Pack
Analog Inputs	8 channels
Analog Input Signal Type	Configurable 4-20 mA or 0-10 VDC
Analog Outputs	1 channel
Discrete Inputs	20 channels
Discrete Outputs	1 channel
Relay Outputs	8 channels
Total Channels	13 channels
Resolution	16-bit
Input Accuracy	+/-0.05% FS
Output Accuracy	+/-0.1% FS
Isolation	1500 VAC channel-to-channel, 2500 VAC channel-to-ground
Update Rate	Inputs: 5 ms, Outputs: 10 ms
Diagnostics	Open/short detection, drift monitoring, LED indicators
Power Supply	24 VDC from backplane
Surge Protection	IEEE C37.90.1

GE Mark VI Analog I/O Expansion Characteristics

The IS200AEPAH1A applies GE industrial control architecture for analog signal acquisition and auxiliary I/O expansion. The board supports I/O density scaling within Mark VI/Mark VIe control configurations by combining analog, discrete, and relay interface channels on a single auxiliary assembly.

The module incorporates GE control platform characteristics including backplane bus communication behavior, deterministic controller interaction, and firmware flash compatibility with the installed Mark VI/Mark VIe processor configuration.

The isolated analog signal paths provide separation between field inputs, outputs, and control electronics. The board supports multiple signal formats including current and voltage inputs for turbine sensor monitoring and actuator feedback processing.

Frequently Asked Questions

Q: What analog input capability is provided by the IS200AEPAH1A?
A: The board provides 8 analog input channels configurable for 4-20 mA or 0-10 VDC signals.

Q: What additional discrete and relay interfaces are available on the board?
A: The available specifications indicate 20 discrete inputs, 1 discrete output, and 8 relay outputs.

Q: What is the operating temperature range of the IS200AEPAH1A?
A: The provided board rating specifies operation from 0 deg C to +60 deg C.

Field Installation Guidelines

Install the IS200AEPAH1A into the designated GE Mark VI/Mark VIe rack location and verify correct board alignment before applying power. Secure the assembly according to the system mechanical installation requirements.

Use shielded wiring for analog field connections where required by the cabinet grounding design. Separate low-level signal cables from power conductors and relay switching wiring to reduce electrical interference.

Verify terminal connections, LED status indicators, and diagnostic feedback after installation. Use ToolboxST diagnostic functions and loopback testing to confirm channel operation before placing the control system into service.

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