Description
Key Technical Parameters
| Parameter | Specification |
|---|---|
| Brand | GE / Emerson |
| Model | IS200BLIGH1A |
| Input Channels | 16 configurable inputs (analog 4–20 mA/0–10 V, thermocouple J/K/T/E/R/S, or digital 24 VDC) |
| Bridge Interface | Integrated communication bridge for external system connectivity |
| Gateway Hub | Integrated gateway hub for comprehensive plant network integration |
| Resolution | 20-bit (analog), 16-bit (digital) |
| Accuracy | ±0.02% of full scale (analog) |
| Signal Conditioning | Programmable filtering, averaging, scaling, and offset compensation |
| Isolation | Channel-to-channel and channel-to-ground (1500 VAC) |
| Cold Junction Compensation | Built-in with redundant reference sensors |
| Protection | Overvoltage, reverse polarity, input burnout detection, transient suppression |
| Diagnostics | Input burnout detection, communication status, self-test routines, channel-level diagnostics, bridge health monitoring, gateway hub status |
| Communication | Fiber-optic (Mark V/VIe backplane) + Bridge interface + Gateway hub |
| Cooling | Passive – no fan |
| Operating Temp | –20°C to +65°C |
| Certifications | CE, UL, CSA, ATEX (Class I, Div 2), IEC 61508 SIL-1 |
Advantages & Features
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Gateway Hub Functionality – The IS200BLIGH1A acts as a gateway hub, providing comprehensive plant network integration and data distribution.
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Integrated Functionality – Combines 16 configurable inputs, bridge, and gateway hub in a single module.
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High Accuracy – 20-bit analog resolution with ±0.02% accuracy.
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Signal Conditioning – Programmable filtering, averaging, scaling, and offset compensation.
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Input Burnout Detection – Identifies open-circuit sensor faults.
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Bridge and Gateway Hub Health Monitoring – Detects communication faults and connectivity issues.
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1500 VAC Isolation – Channel-to-channel and channel-to-ground.
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Hot-Swap Capable – Supports live insertion/removal.
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Extended Temperature Range – –20°C to +65°C.
Application Cases
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Centralized Input Processing – Consolidates signals from pressure, temperature, flow, position, and digital sensors.
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Comprehensive Plant Network Integration – Gateway hub enables connectivity to DCS, SCADA, and plant networks.
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Legacy System Integration – Bridge interface connects to older DCS or third-party devices.
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Harsh Environments – Extended temperature range suits demanding installations.
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Exhaust Temperature Monitoring – Direct thermocouple inputs for EGT monitoring.
Competitor Comparison
| Feature | GE IS200BLIGH1A | GE IS200BICRH1A | Siemens S7-1500 (AI + CP) | ABB AC800M (AI + CI) |
|---|---|---|---|---|
| Input Channels | 16 (configurable) | 16 (configurable) | 16 | 16 |
| Bridge Interface | Yes | Yes | No | No |
| Gateway Hub | Yes | No | Yes | Yes |
| Input Resolution | 20-bit | 20-bit | 16-bit | 16-bit |
| Accuracy | ±0.02% | ±0.02% | ±0.1% | ±0.1% |
| Isolation | 1500 VAC | 1500 VAC | 500 VAC | 500 VAC |
| Operating Temp | –20°C to +65°C | –20°C to +65°C | 0°C to +60°C | 0°C to +55°C |
| Hot-Swap | Yes | Yes | No | No |
Key Differentiator: The IS200BLIGH1A uniquely combines 16 configurable inputs, integrated bridge interface, and gateway hub functionality for comprehensive plant network integration, making it the most comprehensive input, bridge, and gateway module for GE Mark V/VIe systems.
Selection Suggestions
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Evaluate Gateway Requirements – Ideal for applications requiring centralized input processing with comprehensive plant network integration.
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Configure Input Types – Supports analog (4–20 mA, 0–10 V), thermocouple (J/K/T/E/R/S), or digital (24 VDC) inputs.
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Consider Environment – –20°C to +65°C range suits harsh environments.
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Bridge Integration – Use bridge interface for connectivity to external systems or legacy equipment.
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Gateway Hub – Use gateway hub for comprehensive plant network integration.
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Firmware – Verify compatibility with your Mark V/VIe system.
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Spares – Lead time typically 8–10 weeks.
Precautions
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ESD Protection – Use wrist strap during installation.
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Input Wiring – Use shielded twisted-pair cables; ground shields at the module end only.
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Thermocouple Wiring – Use same-type extension wire; avoid copper wire.
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Cold Junction Compensation – Protect sensors from heat sources or drafts.
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Bridge/Gateway Cabling – Use appropriate shielded cables for bridge and network connections.
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Grounding – Connect earth lug directly to system ground with 6 mm² wire.
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Network Security – Implement appropriate cybersecurity measures for gateway connections.
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Commissioning – Verify input readings with known sources before field connection.
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Firmware Updates – Use only GE’s official tool.
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Periodic Inspection – Clean dust accumulation annually.
Summary
The IS200BLIGH1A is a comprehensive bridge, input, and gateway hub module for GE Speedtronic Mark V and Mark VIe turbine control systems. Its key strengths include 16 configurable input channels (4–20 mA, 0–10 V, thermocouple J/K/T/E/R/S, or digital 24 VDC), 20-bit analog resolution with ±0.02% accuracy, integrated bridge interface for external system connectivity, gateway hub for comprehensive plant network integration, signal conditioning (filtering, averaging, scaling, offset compensation), input burnout detection, 1500 VAC isolation, –20°C to +65°C operating range, hot-swap capability, and MTBF of 82,000 hours. Ideal for centralized input processing, comprehensive plant network integration, legacy system integration, harsh environments, and exhaust temperature monitoring, it provides the most comprehensive input, bridge, and gateway functionality for Mark V/VIe systems. When properly maintained, the IS200BLIGH1A delivers decades of reliable, precise, and versatile service in demanding environments.

A-B 1756-CNBR E
WESTINGHOUSE 1C31197G01
SIEMENS PEP MODULAR/ VM30 CPU VME BOARD B


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