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GE IS220PRTDH1A 336A4940CSP6 Mark VIe RTD Input Module
Product Overview
The GE IS220PRTDH1A 336A4940CSP6 is a high-precision Resistance Temperature Detector (RTD) input module engineered for GE’s Mark VIe Speedtronic™ turbine control system, widely deployed in power generation, oil and gas, and industrial process automation. As a critical component of the Mark VIe I/O architecture, this module interfaces with RTD sensors to convert resistance changes into accurate temperature measurements, ensuring optimal performance and safety in turbine-driven processes . Designed for rugged industrial environments, the IS220PRTDH1A 336A4940CSP6 supports 8 isolated RTD channels, advanced signal conditioning, and redundant power supplies, making it ideal for mission-critical applications where temperature monitoring is essential.
Featuring a 14-bit analog-to-digital (A/D) converter and ±0.1% full-scale accuracy, the module delivers precise temperature readings across a wide range (-200°C to 800°C), critical for maintaining turbine efficiency and preventing overheating . Its dual 28V DC power inputs with automatic failover ensure continuous operation even if one power source fails, while cold junction compensation eliminates thermal drift for reliable measurements in fluctuating environments. The IS220PRTDH1A 336A4940CSP6 also supports hot-swappable installation, allowing maintenance without system shutdown, and integrates with GE’s Proficy™ software for remote monitoring of sensor status and fault diagnostics.
Within the Mark VIe ecosystem, the IS220PRTDH1A 336A4940CSP6 pairs with terminal boards like TRTDH1D, H2D, or SRTD to interface with RTD sensors, simplifying wiring and reducing maintenance complexity . Compliance with UL 508 and IEC 61010 standards ensures safety and reliability in regulated industrial settings, including hazardous locations when used with approved terminal boards .
Technical Specifications
| Parameter Name | Parameter Value |
|---|---|
| Product Model | IS220PRTDH1A 336A4940CSP6 |
| Manufacturer | GE |
| Product Type | RTD Input Module |
| Series | Mark VIe Speedtronic™ |
| Input Channels | 8 isolated RTD channels |
| Input Type | 2-wire, 3-wire RTD (PT100, PT500, PT1000) |
| Measurement Range | -200°C to 800°C (-328°F to 1472°F) |
| Accuracy | ±0.1% of full scale |
| Resolution | 0.01°C (0.02°F) |
| Power Supply | Dual 28V DC (±10%) |
| Signal Isolation | 500V DC (channel-to-ground) |
| Physical Dimensions | 155 mm (L) × 79 mm (W) × 41 mm (D) |
| Weight | 0.5 kg |
| Operating Temperature | -40°C to +70°C |
| Humidity | 5–95% non-condensing |
| Mounting Type | Rack-mounted (Mark VIe I/O rack compatible) |
| Compliance | UL 508, IEC 61010, CE |
| Country of Origin | United States |
Main Features and Advantages
High-Precision Temperature Monitoring: The IS220PRTDH1A 336A4940CSP6 leverages a 14-bit A/D converter and advanced signal conditioning to deliver accurate RTD measurements, critical for maintaining turbine efficiency and preventing thermal stress in power generation and oil refining applications . Its cold junction compensation dynamically adjusts for ambient temperature changes, ensuring stable readings in environments with fluctuating conditions.
Multi-Channel Redundancy: With 8 isolated RTD channels, the module supports simultaneous monitoring of multiple temperature points, such as turbine bearings, exhaust systems, and heat exchangers. This redundancy enhances system reliability by providing cross-validated data, minimizing the risk of false readings or sensor failures .
Hazardous Location Certification: UL-listed for Class I, Division 2 hazardous locations when paired with approved terminal boards (e.g., IS200TRTDH2D), the IS220PRTDH1A 336A4940CSP6 is ideal for offshore platforms, refineries, and chemical plants where explosive atmospheres are present. Its metal enclosure and wide temperature range ensure durability in corrosive and high-vibration environments .
Flexible Terminal Board Compatibility: The module works with a range of GE terminal boards, including TRTDH1D (general-purpose RTD interface) and SRTD (platinum RTD-specific), offering configurable voltage thresholds and signal conditioning for various sensor types. This flexibility reduces retrofitting costs in existing turbine systems .
Real-Time Diagnostics: LED indicators provide instant feedback on power status, sensor connectivity, and fault conditions. Integration with Proficy™ software enables remote monitoring of temperature trends, fault logging, and firmware updates, enhancing maintenance efficiency. The module also supports predictive diagnostics, allowing proactive identification of potential sensor or wiring issues .
Application Areas
The GE IS220PRTDH1A 336A4940CSP6 is critical for industries requiring precise temperature control and safety systems:
- Power Generation: Monitors turbine blade temperatures, steam lines, and generator windings in thermal, combined-cycle, and nuclear power plants, ensuring optimal performance and compliance with safety standards. Its redundancy capabilities meet the stringent requirements of nuclear applications .
- Oil and Gas: Manages temperature-sensitive processes in offshore platforms, refineries, and pipelines, including compressor intercoolers, distillation columns, and subsea flowlines. The module’s hazardous location certification ensures compliance in explosive environments .
- Industrial Manufacturing: Used in chemical plants, pharmaceutical facilities, and food processing plants to monitor reactor temperatures, sterilization chambers, and conveyor systems. Its high accuracy supports quality control and process optimization .
- Marine Propulsion: Integrates with shipboard turbine control systems to monitor engine cooling systems and exhaust temperatures, ensuring reliable operation in harsh marine conditions. The module’s compact size optimizes space in shipboard control cabinets .
Related Products
- GE TRTDH1D Terminal Board: Connects RTD sensors to the IS220PRTDH1A 336A4940CSP6, offering configurable voltage thresholds and signal isolation for general-purpose temperature measurements .
- GE SRTD Terminal Board: Supports platinum RTD sensors, providing enhanced sensitivity and stability for high-precision applications like turbine blade temperature monitoring .
- GE IS220PAICH2A Redundant Power Supply: Delivers dual 24V DC power to the Mark VIe I/O rack, ensuring fail-safe operation for the IS220PRTDH1A 336A4940CSP6 .
- GE IS220ACIOH1A Communication Module: Enables data exchange between the IS220PRTDH1A 336A4940CSP6 and SCADA networks, enhancing remote monitoring capabilities .
- GE IS220PPROH1A Backup Protection Module: Provides redundant overspeed protection for turbine systems, complementing the IS220PRTDH1A 336A4940CSP6 in safety-critical applications .
Installation and Maintenance
Pre-installation Preparations:
- Verify the Mark VIe I/O rack is grounded and powered (28V DC).
- Align the IS220PRTDH1A 336A4940CSP6 with the backplane connectors, securing it with captive screws.
- Connect RTD sensors to the terminal board (e.g., TRTDH1D), ensuring proper wiring configuration (2-wire/3-wire) and voltage matching (28V DC).
- Configure input parameters (e.g., RTD type, measurement range) via Proficy™ software, following GE’s wiring diagrams to avoid polarity errors .
Maintenance Recommendations:
- Monthly Inspections: Check LED indicators for power status and sensor faults. Clean dust from ventilation slots using compressed air to prevent overheating.
- Quarterly Testing: Use a multimeter to verify input voltage thresholds and signal isolation. Test redundant power failover by disconnecting one input and confirming seamless switchover .
- Annual Updates: Update firmware to the latest version to address security vulnerabilities and improve compatibility. Perform functional tests to validate temperature measurement accuracy .
- Spare Parts Management: Maintain a spare IS220PRTDH1A 336A4940CSP6 in inventory, leveraging our global supply chain for rapid replacement. Regularly test spare modules to ensure operational readiness .
Product Guarantee
Our company provides a 12-month quality warranty for the GE IS220PRTDH1A 336A4940CSP6, covering hardware defects not caused by misuse or improper installation. During the warranty period, we offer free replacement for faulty modules and prioritize urgent orders through our extensive inventory and logistics network. With 17 years of industry experience, we ensure reliable support for your critical turbine control needs, even for specialized components like the IS220PRTDH1A 336A4940CSP6 .
Note: All product names, logos, and brands are property of their respective owners. This document is informational and does not substitute for GE’s official technical manuals.
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E-mail :sales@ygplc.com
E-mail :sales@ygplc.com
