Description

GE IS200AEPAH1AFD Auxiliary Control and Redundant Power Supply Module

Configured for actuator control execution and redundant power interface management in GE Mark VI/Mark VIe turbine control platforms, the GE IS200AEPAH1AFD (IS200AEPAH1AFD Auxiliary Control Module) provides direct physical/electrical execution. The module processes actuator feedback signals, controls output channels, and distributes regulated power rails within the VME-based control architecture.

Hardware Specifications

Parameter	Specification
Model	IS200AEPAH1AFD
Brand	GE
Origin	USA
Type	Auxiliary Control / Redundant Power Supply Module
System Platform	GE Mark VI / Mark VIe Speedtronic turbine control system
Input Voltage	85-132 VAC / 170-265 VAC auto-ranging or 110-150 VDC
Output Voltages	+5 VDC, +/-15 VDC, +24 VDC
Output Power Rating	200-250 W
Processor	32-bit processor, 160 MHz, watchdog timer
Actuator Outputs	2 channels, selectable 4-20 mA or +/-10 V
Position Feedback Inputs	2 LVDT inputs, 2 potentiometer inputs
Output Resolution	14-bit, 0.006% of full scale
Update Rate	4 kHz per channel
Response Time	1 ms feedback-to-output
Redundancy Support	Simplex, dual, and triple configurations
Weight	0.6 kg
Dimensions	25 x 18 x 2.5 cm
Operating Temp	-40 to +70 deg C
Power Consumption	Not specified; module output rating 200-250 W
Mounting	VME rack slot insertion
Protection Functions	Overvoltage, overcurrent, short-circuit, thermal shutdown

GE Mark VIe Control and Power Interface Characteristics

The IS200AEPAH1AFD module uses industrial control architecture features associated with GE Mark VI/Mark VIe systems, including deterministic control processing, actuator feedback handling, and redundant power distribution. The module supports I/O density scaling through multiple feedback and output channels while maintaining separated signal paths for actuator regulation.

The board provides interfaces for LVDT and potentiometer position feedback, with actuator command outputs configurable for current or voltage operation. The onboard watchdog timer monitors processor operation, while protection circuits supervise power and output conditions.

Frequently Asked Questions

Q: What actuator signals are supported by the IS200AEPAH1AFD module?
A: The module supports two actuator output channels configurable for 4-20 mA or +/-10 V signals and accepts position feedback from LVDT and potentiometer inputs.

Q: Does the module support redundant power configurations?
A: The IS200AEPAH1AFD supports simplex, dual, and triple redundancy configurations within compatible Mark VI/Mark VIe control architectures.

Q: What type of rack installation is required?
A: The module is installed through a VME rack slot interface and requires proper chassis alignment and connector engagement.

Field Installation Guidelines

Install the module in the designated VME rack position with the chassis power removed before insertion or removal. Verify connector seating and mechanical retention before applying system power.

Route actuator signal wiring separately from high-current power conductors to reduce electrical interference. Use appropriate shielding practices for analog feedback cables, with shield termination following the system grounding design.

Verify input voltage configuration before energizing the module. Confirm actuator feedback polarity, signal scaling, and output channel assignment during commissioning.

Specifications

• Brand: General Electric

Advantages

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