Description
GE IS200IGDMH1ACA Mark VIe Entry-level Intelligent Gateway Data Conversion Module
Detailed Parameter Table
Parameter Name | Parameter Value ———|——– Product Model | **IS200IGDMH1ACA** Manufacturer | GE General Electric Product Category | Industrial Entry-level Intelligent Gateway Data Conversion Module Series | Mark VIe (Turbine Control System) Core Function | Basic Protocol Conversion, Simple Data Forwarding, Entry-level Device Interconnection Supported Input Protocols | MODBUS RTU, HART 7.0 Supported Output Protocols | GE SRTP, MODBUS RTU Communication Interfaces | 1×Ethernet (RJ45, 10/100Mbps), 1×RS485, 1×HART Data Processing Latency | ≤15ms (Cross-protocol Conversion) Concurrent Connection Capacity | 8 Nodes (Max) Data Storage Capacity | 1GB (Local Cache for Key Fault Data) Isolation Voltage | 1500V AC (Signal Interface to Power) Operating Temperature | 0°C to 60°C Storage Temperature | -40°C to 85°C Protection Rating | IP20 (Module), NEMA 12 (Interface Terminal) Physical Dimensions | 150mm × 140mm × 35mm Certifications | UL 508, CE, CSA Power Supply | 24V DC ±10%, 0.5A Max
Product Introduction
The **GE IS200IGDMH1ACA** is an ultra-cost-effective entry-level intelligent gateway data conversion module customized for GE’s Mark VIe turbine control system, focusing on solving basic protocol interconnection problems between simple heterogeneous devices in small-scale turbine control networks. As an “entry-level protocol link” in the Mark VIe system’s basic communication architecture, this module is mainly used to connect small turbine auxiliary equipment (such as basic variable frequency drives, ordinary intelligent sensors) and the core Mark VIe control system. It can convert data from the most commonly used protocols (MODBUS RTU, HART 7.0) into standard GE SRTP protocol supported by the Mark VIe system, and realize simple one-way or two-way data forwarding. Its extremely simplified function set, ultra-high cost-effectiveness, and plug-and-play characteristics make it the first choice for primary digital transformation of small-scale turbine control systems such as small thermal power plant auxiliary turbines, rural small hydropower turbines, and small industrial boiler steam turbines.
What distinguishes the **GE IS200IGDMH1ACA** is its ultra-simplified operation, ultra-low cost, and reliable basic performance—advantages that meet the core demand for economical and practical interconnection of simple heterogeneous systems in small-scale turbine control. Leveraging GE’s mature low-power processor technology, the module adopts a single-core low-power processor architecture, focusing on optimizing the conversion stability of the two most commonly used protocols to ensure the basic reliability of data transmission. It supports 4 types of core industrial protocols, fully covering the communication needs of small turbine auxiliary equipment, avoiding the trouble of complex configuration. The data processing latency is controlled within 15ms, which fully meets the real-time requirements of small turbine auxiliary equipment control. With 1500V AC isolation between interfaces and an extremely simplified structural design, it ensures stable operation in general industrial environments while reducing costs. By building an “economic communication bridge” between the Mark VIe system and simple heterogeneous devices, it provides essential support for the primary intelligent upgrade of small-scale turbine control systems at the lowest cost.
Core Advantages and Technical Highlights
Core Basic Protocol Conversion: The **IS200IGDMH1ACA** integrates the most commonly used protocol processing modules, supporting bidirectional conversion between core input and output protocols. For field devices, it can access MODBUS RTU-based pressure transmitters, flow meters, and HART 7.0-based temperature sensors. It converts these heterogeneous data into GE SRTP protocol for real-time interaction with the Mark VIe control system, and can also realize simple data forwarding between MODBUS RTU devices. For example, when connecting a third-party MODBUS RTU water level transmitter to the Mark VIe system of a small hydropower turbine, the module converts the transmitter’s water level data into SRTP-compliant data frames within 12ms, ensuring the control system obtains accurate and reliable water level monitoring data.
Basic Real-time Performance and Key Data Caching: The module adopts a simplified processing architecture to ensure the real-time performance of core control data. It processes protocol conversion of basic control signals (such as simple drive speed regulation commands, basic switch control signals) with a latency ≤15ms, which meets the control timeliness requirements of small turbine auxiliary equipment. The module is equipped with 1GB local storage, which is specially used to cache key equipment fault codes and short-term core operation data. When the network is temporarily interrupted, it can store up to 2 weeks of key data, ensuring no loss of critical information. This design focuses on practicality, avoiding resource waste caused by redundant functions, and is more in line with the application characteristics of small-scale systems.
Plug-and-Play and Simple Fault Reminder: The **IS200IGDMH1ACA** supports basic remote configuration through GE SRTP protocol, and provides a “quick configuration template” for common application scenarios. Maintenance personnel only need to select the corresponding template through the Mark VIe Configuration Studio to complete the basic parameter setting, realizing plug-and-play. The module has a built-in simple fault detection function, which can monitor the communication status of connected devices in real time, automatically detect common faults such as device disconnection and signal loss, and send fault reminder signals to the Mark VIe control system through dry contact or protocol. It supports local firmware updates through a USB interface, which is simple and convenient, completely adapting to the technical level of maintenance personnel in small-scale projects.
Basic Isolation Protection and Simple Environment Adaptability: The module adopts a single-level isolation design between the power supply and the communication interface, with an isolation voltage of 1500V AC, which can effectively suppress general common-mode interference in small turbine control networks and prevent fault spread between simple devices. It meets the basic industrial safety standards, ensuring the reliable transmission of conventional operation data. The operating temperature range of 0°C to 60°C enables it to adapt to the working environment of small turbine control rooms with stable temperature and low dust. The extremely simplified external interface design (only 3 key interfaces) minimizes the probability of wiring errors and interface faults, facilitating on-site installation and inspection.

IS200IGDMH1BCC
Typical Application Scenarios
In small thermal power plant auxiliary turbine (small feedwater pump turbine) control systems, the **IS200IGDMH1ACA** serves as the entry-level protocol conversion core. It connects 2 MODBUS RTU variable frequency drives (controlling small feedwater pumps) and 4 HART 7.0 pressure sensors (monitoring lubricating oil pressure and water supply pressure). The module converts the speed feedback signals of the variable frequency drives and the pressure data of the sensors into GE SRTP protocol, and transmits them to the Mark VIe control system with a latency of ≤14ms. At the same time, it converts the control system’s speed regulation commands into MODBUS RTU protocol and sends them to the frequency converters, realizing the centralized control of small auxiliary equipment. When a pressure sensor is disconnected, the module immediately sends a fault reminder signal to the control system and caches the fault information in the local storage, enabling maintenance personnel to quickly handle the problem.
In rural small hydropower plant turbine control systems (installed capacity ≤5MW), the **IS200IGDMH1ACA** undertakes the basic data aggregation and protocol conversion tasks. It connects 3 MODBUS RTU water level detectors (monitoring upstream and downstream water levels), 2 HART 7.0 temperature sensors (measuring bearing temperature), and 1 basic MODBUS RTU flow meter. The module converts the collected multi-protocol data into GE SRTP protocol and transmits it to the on-site Mark VIe control system, ensuring the control system can timely grasp the key operating parameters of the turbine. The module’s 1500V AC isolation function effectively resists the electromagnetic interference from the hydropower plant’s simple generator set, and the local 1GB cache ensures that key water level and temperature data are not lost when the rural power grid is unstable. Its 0°C to 60°C operating temperature range adapts to the natural temperature changes of the rural hydropower plant control room, and the plug-and-play feature is very suitable for the maintenance capabilities of rural hydropower plant personnel.
In small industrial boiler steam turbine systems (such as small paper mill self-provided power turbines), the **IS200IGDMH1ACA** realizes the interconnection between the Mark VIe control system and simple third-party equipment. It connects the MODBUS RTU-based steam pressure detector, HART 7.0-based boiler water level sensor, and basic MODBUS RTU auxiliary pump control unit. The module converts the steam pressure data, water level signals, and pump status signals into GE SRTP protocol and transmits them to the Mark VIe control system, ensuring the control system can timely obtain the basic operation status of the turbine. When the boiler water level is too low or the steam pressure exceeds the threshold, the module quickly forwards the alarm signal to the control system, which executes corresponding measures such as stopping the turbine or adjusting the feedwater. The module’s ultra-simplified configuration mode ensures stable operation without professional technical personnel, which is in line with the actual needs of small industrial enterprises.
Related Model Recommendations
**IS200IGDMH1BBB**: Upgraded entry-level variant of **IS200IGDMH1ACA**, supporting more protocols and 16 concurrent connections, suitable for small turbine control networks with slightly more equipment.
**IS200MACCH1A**: Standard Mark VIe control module that receives and processes the standardized data from **IS200IGDMH1ACA**, executes small turbine control logic, and issues basic control commands.
**IS200RAPAG1BCA**: Mark VIe basic power adapter module that provides stable 24V DC power for **IS200IGDMH1ACA**, ensuring continuous operation of the entry-level gateway link.
**GE PowerFlex 4M VFD**: Entry-level variable frequency drive that connects with **IS200IGDMH1ACA** via MODBUS RTU protocol, realizing basic speed regulation for small turbine auxiliary equipment.
**IC754VSF04CTD**: Entry-level monitoring HMI that displays the real-time communication status and fault reminders of **IS200IGDMH1ACA**, facilitating on-site simple operation.
**GE Basic Data Logger**: Simple data recording device that receives the turbine operation data forwarded by **IS200IGDMH1ACA** via MODBUS RTU protocol, realizing basic data storage.
**IS200NIOBG1C**: Mark VIe entry-level network interface module that provides standardized Ethernet connection for **IS200IGDMH1ACA** and the Mark VIe control system, ensuring stable basic data interaction.

IS200IGDMH1BCC
Installation, Commissioning and Maintenance Instructions
Installation preparation: Before installing **IS200IGDMH1ACA**, power off the Mark VIe control cabinet and connected field equipment, and confirm the mounting slot compatibility (reserve ≥5cm heat dissipation space around the module). According to the protocol type of the connected equipment, correctly connect the Ethernet interface (RJ45), RS485 interface, and HART interface, ensuring the wiring is firm and the polarity is correct. Use ordinary shielded cables for communication wiring, with the shield grounded at the control cabinet end to avoid basic interference. Configure the module via Mark VIe Configuration Studio, select the corresponding “quick configuration template” (such as small hydropower turbine, small boiler turbine), and complete the simple parameter confirmation. Perform basic communication link testing and insulation resistance testing (interface to ground ≥100MΩ) before power-on to ensure the correctness of the configuration and wiring.
Maintenance suggestions: Conduct daily visual inspection and simple remote monitoring of the communication status of **IS200IGDMH1ACA** via the upper system, focusing on checking whether the data transmission is normal and whether there is any equipment disconnection reminder. Perform monthly on-site inspections: clean the dust on the module surface, check the tightness of the wiring terminals (torque ≥0.8N·m), and measure the module surface temperature (normal ≤60°C). Verify the protocol conversion accuracy and data transmission latency semi-annually using a simple communication tester, ensuring the latency is within 15ms. Back up the module configuration parameters once a year and clear the historical fault records in the local cache. Conduct annual insulation resistance testing (interface to interface ≥1500MΩ at 1500V AC). Update the module firmware when necessary via the local USB interface, and confirm the compatibility with connected equipment before updating. After maintenance, perform a simple point-to-point communication test to ensure the data interaction between the Mark VIe system and connected devices is normal.
Service and Guarantee Commitment
GE General Electric provides a 36-month quality guarantee for the **IS200IGDMH1ACA**, covering manufacturing defects, basic protocol conversion failure, communication interface damage, and key data loss under normal operating conditions. Our technical team offers 5×8 remote assistance and on-site support for key projects, including module configuration guidance, simple fault diagnosis, and basic operation training. Customers can obtain the “quick configuration manual” and common fault handling guide of the Mark VIe entry-level gateway for free during the guarantee period. Priority service customers enjoy 72-hour emergency replacement of faulty modules, ensuring minimal downtime for small-scale turbine control systems. For batch application projects in rural hydropower and small industry, we provide centralized training and on-site guidance services to improve the efficiency of project implementation and later maintenance.
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Full 12-month warranty on all components