IS200EDCFG1A General Electric Exciter DC Feedback Board EX2100

IS200EDCFG1A Exciter DC Feedback Board – Precision Field Measurement for EX2100

Key Technical Specifications

• Model: IS200EDCFG1A — GE part number for the EDCF board (Form A, not backward compatible).
• External power supply: 24 V DC via connector J16.
• On-board regulation: Generates +15 V dc, -15 V dc, and +5 V dc from 24 V input.
• Power status: Green PSOK LED indicates +15 V dc outputs are operational.
• Operating temperature: -30 to 65 °C — suitable for harsh industrial environments.
• Country of origin: United States — manufactured by GE Industrial Systems.
• Manual reference: GEI-100464A and GEH-6632 EX2100 User's Guide.

Field Voltage Feedback

• Monitors voltage across bridge negative terminal and current shunt positive terminal.
• Seven jumpered resistor settings scale bridge voltage for different applications.
• Differential amplifier receives scaled voltage and drives a voltage-controlled oscillator.
• Input connection: Stab-on terminal E1 for field voltage wiring.
• Signals transmit to control via fiber-optic links after VCO conversion.

Field Current Feedback

• Measures field current across DC shunt at SCR bridge producing max 500 mV signal.
• Low-level signal feeds into differential amplifier via connector P1.
• Amplifier output ranges from -5 V to +5 V driving a voltage-controlled oscillator.
• Provides accurate current measurement for excitation control algorithms.
• Complete isolation through fiber-optic transmission to EISB board.

Frequently Asked Questions

• What is the function of the IS200EDCFG1A? It measures field voltage and field current at the SCR bridge and transmits data via fiber optics to the EISB control board.
• What power supply does this board require? External 24 V DC input through connector J16 with on-board regulation to ±15 V and +5 V.
• What fiber optic cables work with this board? Plastic fiber for distances up to 10 m or hard-clad silica fiber for distances up to 90 m with 1.5 inch bend radius.
• Is the IS200EDCFG1A a new original part? Yes we supply brand new original sealed units manufactured in USA.
• What are the shipping options and delivery time? We ship via FedEx UPS or DHL within 5 days of order with express courier taking 2–5 business days.
• Can I return the board if unused? Yes we support 30-day returns for unopened items in original packaging.

Contact Information
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