The GE IS200JGPAG1A, also cataloged as the IS200JGPAG1A ground and power board, operates as a dedicated hardware component for regulated 24 VDC field‑power distribution and shield termination within Mark VIe control assemblies.
Hardware Specifications
Parameter
Specification
Model
IS200JGPAG1A
Brand
General Electric
Origin
United States
Weight
Not specified
Dimensions
33 cm high × 3.2 cm wide
Operating Temp
-30 to 65 deg C
Power Consumption
Not specified
Product Type
Ground and Power Board
Series
Mark VIe
Technology
Through hole
Input Power
28 VDC feed via P1
Regulated Outputs
Twelve 24 VDC channels
Shield Termination
TB1 and TB2 (24 green terminals)
Power Terminals
TB3 (12 orange terminals)
Mounting
Conductive or isolated hardware options
Backplane Bus Communication Velocity Licenses
Although JGPA is not a communication module, its regulated 24 VDC outputs and grounding structure align with GE’s deterministic backplane behavior. The board’s power‑distribution timing remains synchronized with PCAA and TCAT analog modules, ensuring stable excitation for 4–20 mA loops. I/O density scaling is maintained by mapping each regulated output to a corresponding analog channel, preventing channel‑to‑channel interaction. Firmware flash compatibility resides entirely at the PCAA/TCAT module level; JGPA provides fixed electrical behavior without programmable logic.
Frequently Asked Questions
Q: Can IS200JGPAG1A be mounted directly to grounded sheet metal? A: Yes. Conductive mounting is the standard method and provides a direct shield‑to‑ground path.
Q: Does the board require firmware updates? A: No. JGPA contains no programmable components; all regulation and grounding functions are hardware‑based.
Q: Are the 24 V outputs isolated from each other? A: Yes. Each channel is independently regulated to prevent cross‑impact between field devices.
Field Installation Guidelines
Mount adjacent to PCAA or TCAT terminal boards to minimize analog‑signal cable length.
Use conductive mounting hardware when direct shield grounding is desired; use insulating hardware for isolated grounding schemes.
Route shield wires to TB1/TB2 and maintain single‑point grounding to avoid ground loops.
Connect the 28 VDC feed to P1 with correct orientation; verify mechanical retention.
Use orange TB3 terminals exclusively for 24 VDC field‑power wiring to prevent mis‑termination.
Maintain separation between power conductors and low‑level analog signal wiring.
Label all terminals to support maintenance and troubleshooting.
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We offer a standard one-year warranty for all new and original items.
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