Description

GE IS200ERIOH1ABC Exciter Remote I/O Module

The GE IS200ERIOH1ABC, also cataloged as the IS200ERIOH1ABC Exciter Remote I/O Module, operates as a dedicated hardware component for redundant signal acquisition and Ethernet-based field communication within GE EX2100/Mark VIe excitation control platforms.

Hardware Specifications

Parameter	Specification
Model	IS200ERIOH1ABC
Brand	GE
Origin	United States of America
Weight	0.75 kg
Dimensions	150 x 100 x 35 mm
Operating Temp	-40 deg C to +70 deg C / +85 deg C
Power Consumption	24 VDC dual redundant input supply
Product Type	Redundant Ethernet Remote I/O Module
System Platform	EX2100 / EX2100e Excitation Control System, Mark VIe
Digital Inputs	16 channels, 24 VDC sinking/sourcing selectable
Digital Outputs	12 relay channels, rated 250 VAC / 30 VDC
Analog Inputs	16-bit resolution, selectable 0-20 mA / 4-20 mA
Analog Outputs	8 channels, 4-20 mA, +/-0.1% accuracy
Communication Ports	2 x 10/100BASE-TX Ethernet ports
Network Protocols	Modbus TCP/IP, Profibus DP, EtherNet/IP, DeviceNet, IEC 61850-3, DNP3
Isolation Voltage	1.5-2.5 kV AC channel-to-system
Response Time	0.5 ms digital, 2 ms analog, less than 10 ms end-to-end

Profinet / EtherNet/IP Deterministic Network Interface

The IS200ERIOH1ABC provides distributed I/O processing for GE turbine excitation systems through Ethernet communication paths. Dual Ethernet interfaces support redundant network configurations including PRP and HSR architectures. The module performs field signal conditioning before transmitting processed data through the ERBP backplane interface to DSP-based control processors.

The I/O structure supports mixed analog and digital field devices, including PT/CT feedback signals, breaker status contacts, excitation cabinet monitoring points, and auxiliary control signals. Channel isolation and filtering functions provide electrical separation between field wiring and controller communication circuits.

Frequently Asked Questions

Q: Does the IS200ERIOH1ABC support redundant power input operation?
A: Yes. The module accepts dual redundant 24 VDC power inputs for continuous operation within EX2100 excitation cabinets.

Q: What communication interfaces are available on this module?
A: The module provides dual 10/100BASE-TX Ethernet ports and supports industrial communication protocols including Modbus TCP/IP, EtherNet/IP, Profibus DP, DeviceNet, IEC 61850-3, and DNP3.

Q: Is the module designed for hot-swap replacement?
A: The supplied specifications indicate hot-swappable operation capability. Replacement procedures must follow GE cabinet isolation and maintenance procedures before module removal.

Field Installation Guidelines

Install the IS200ERIOH1ABC in the designated EX2100 or Mark VIe cabinet location with correct mechanical retention and connector alignment. Verify that field wiring matches the assigned digital, analog, and relay channel configuration before energizing the module.

Use shielded cables for analog signal circuits where required by the system design. Terminate cable shields according to cabinet grounding practices to reduce electromagnetic interference. Separate signal wiring from high-current excitation and power conductors to minimize induced noise.

Confirm Ethernet cable routing, connector seating, and redundant network topology before commissioning. Apply grounding checks and verify controller communication diagnostics through the approved GE configuration and maintenance tools.

Specifications

• Brand: General Electric

Advantages

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