General Electric IS200VRTDH1D Mark VI RTD Input Module
Manufacturer: GE Fanuc
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Part Number: IS200VRTDH1/D
Condition：New with Original Package
Product Type: RTD Input Modules
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Country of Origin: USA
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
General Electric IS200VRTDH1D Mark VI RTD Input Module
The General Electric IS200VRTDH1D, also cataloged as the IS200VRTDH1 RTD Input Module, operates as a dedicated hardware component for converting analog resistance signals from RTD sensors into digital data within Mark VI Speedtronic Turbine Control System networks.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | IS200VRTDH1D |
| Brand | General Electric (Emerson Automation) |
| Origin | United States |
| Weight | 0.30 kg |
| Dimensions | 233 mm x 160 mm x 30 mm |
| Operating Temp | -30 to +65 deg C |
| Power Consumption | Less than 12 W |
| Number of Channels | 16 RTD input channels (three-wire configurations) |
| Supported Sensors | Pt100, Pt500 |
| Measurement Range | -200 to +800 deg C |
| Resolution | 14-bit A/D conversion |
| Accuracy | +/- 0.1 deg C |
| Excitation Current | 10 mA DC multiplexed |
| Power Supply | 5 VDC via backplane |
| Redundancy Support | Simplex and Triple Modular Redundant (TMR) configurations |
| Interface | VME backplane connection |
Backplane Bus Communication and Signal Routing
The board routes digitized sensor telemetry across the VME backplane bus structure, utilizing deterministic bus communication velocities to interact with the primary processing rack. The architecture integrates a high-density multiplexer network that cycles through the 16 three-wire RTD input channels, feeding the signals sequentially into a 14-bit analog-to-digital converter. Internal firmware handles flash compatibility protocols and error-checking registers to report channel status bits to the controller image partition every control frame. This dedicated execution logic prevents signal propagation delays, allowing the controller to scan all sensor zones without scaling bottlenecks or logic cycle time inflation.
Frequently Asked Questions
Q: Does this module support live insertion or hot-swapping during turbine operation?
A: No. You must power down the associated TRTD/DRTD terminal board and related I/O packs before extracting or inserting the card to prevent electrostatic discharge (ESD) or transient voltage spikes from damaging the internal multiplexing components.
Q: How does the module handle signal scaling variations between Pt100 and Pt500 elements?
A: The onboard micro-architecture processes the raw analog values based on configuration constants downloaded during initial firmware flash synchronization, adjusting the multiplexed 10 mA DC excitation path to match the nominal base resistance value of the selected sensor type.
Field Installation Guidelines
- Secure the module firmly into the designated VME slot, verifying that the backplane pins achieve clean alignment before applying insertion force to the ejector handles.
- Terminate all three-wire RTD field connections via the external TRTD or DRTD terminal boards, ensuring that the signal return and compensation lines maintain parallel routing to prevent measurement errors caused by unequal lead resistance.
- Implement proper shielding by grounding the overall cable shield at the terminal board end only, maintaining continuous shield integrity across any intermediate terminal blocks to suppress high-frequency electromagnetic interference.
- Maintain a physical separation of at least 50 mm between the low-voltage sensor cables and high-power AC instrumentation lines inside the wire ducts to prevent cross-talk and measurement drift.