Description

GE IS200IGDMH1AAA Mark VIe Ultra-simplified Entry-level Intelligent Gateway

Detailed Parameter Table

Parameter Name | Parameter Value ———|——– Product Model | **IS200IGDMH1AAA** Manufacturer | GE General Electric Product Category | Industrial Ultra-simplified Entry-level Intelligent Gateway Series | Mark VIe (Turbine Control System) Core Function | Single Protocol Conversion, Minimal Data Forwarding, Micro Device Interconnection Supported Input Protocols | MODBUS RTU (Only) Supported Output Protocols | GE SRTP (Only) Communication Interfaces | 1×RS485, 1×Ethernet (RJ45, 10/100Mbps) Data Processing Latency | ≤20ms (Cross-protocol Conversion) Concurrent Connection Capacity | 4 Nodes (Max) Data Storage Capacity | 256MB (Local Cache for Critical Fault Codes) Isolation Voltage | 1000V AC (Signal Interface to Power) Operating Temperature | 5°C to 55°C Storage Temperature | -40°C to 85°C Protection Rating | IP20 (Module), NEMA 1 Physical Dimensions | 120mm × 100mm × 30mm Certifications | CE, UL 508 Power Supply | 24V DC ±10%, 0.3A Max

Product Introduction

The **GE IS200IGDMH1AAA** is an ultra-low-cost, ultra-simplified entry-level intelligent gateway customized for GE’s Mark VIe turbine control system, focusing on solving the most basic protocol interconnection problem between 1-4 micro turbine auxiliary devices and the control system. As a “minimal protocol converter” in the Mark VIe system’s micro communication architecture, this module is specifically designed for micro turbine scenarios such as household small hydropower turbines, micro industrial boiler steam turbines (≤1MW), and single auxiliary equipment of small thermal power plants. It only supports the one-way or two-way conversion between the most widely used MODBUS RTU protocol and the Mark VIe-specific GE SRTP protocol, abandoning all redundant functions to achieve the lowest cost and simplest operation. Its ultra-compact size, plug-and-play design, and extremely low power consumption make it the optimal solution for the primary digital transformation of micro turbine control systems with limited budgets.

What distinguishes the **GE IS200IGDMH1AAA** is its extreme simplification, ultra-low cost, and zero-maintenance characteristics—advantages that meet the core demand for economical and trouble-free interconnection of micro heterogeneous systems in micro turbine control. Adopting GE’s dedicated low-power integrated chip, the module integrates protocol processing and communication functions into a single chip, eliminating unnecessary hardware components and greatly reducing size and power consumption. It only supports 2 core protocols, which completely covers the communication needs of micro turbine auxiliary equipment (mostly MODBUS RTU sensors/drives) and avoids any complex configuration. The data processing latency is controlled within 20ms, which fully meets the loose real-time requirements of micro turbine control. With 1000V AC basic isolation and a fully enclosed plastic shell, it ensures stable operation in clean micro turbine environments while achieving the lowest manufacturing cost. By building a “zero-threshold communication link” between the Mark VIe system and micro devices, it lowers the threshold for digital transformation of micro turbine control systems to the greatest extent.

Core Advantages and Technical Highlights

Single Protocol Conversion Focus: The **IS200IGDMH1AAA** is designed with a single-protocol conversion core, specializing in bidirectional conversion between MODBUS RTU and GE SRTP protocols. It can directly access MODBUS RTU-based micro devices such as small pressure sensors, mini flow meters, and entry-level variable frequency drives, convert their data into GE SRTP protocol data frames that the Mark VIe system can recognize, and transmit them to the control system. At the same time, it can convert the control commands from the Mark VIe system into MODBUS RTU protocol and send them to the field micro devices. For example, when connecting a MODBUS RTU-based mini water level sensor to the Mark VIe system of a household small hydropower turbine, the module converts the sensor’s 4-20mA corresponding water level data into SRTP data within 18ms, ensuring the control system obtains reliable basic water level information.

Minimal Real-time Performance and Critical Data Caching: The module adopts a hardware-based protocol conversion mechanism to ensure the basic real-time performance of core data. It processes the conversion of simple control signals (such as micro pump start/stop commands, basic speed regulation signals) with a latency ≤20ms, which is fully compatible with the control rhythm of micro turbines with low power and slow response. Equipped with 256MB local storage, it only caches critical information such as device fault codes and immediate alarm data. When the network is interrupted, it can store up to 1 week of critical fault records, avoiding data redundancy while ensuring fault traceability. This minimalist design completely adapts to the application scenario where micro turbines only need to monitor and control key parameters.

True Plug-and-Play and Fault Indication: The **IS200IGDMH1AAA** abandons complex software configuration and realizes “power-on and use” through hardware DIP switches. Users only need to set the MODBUS address and baud rate of the connected device via the 4 DIP switches on the module, and the module will automatically complete the protocol conversion parameter matching. It is equipped with 3 LED indicator lights (power, communication normal, fault) to visually display the working status. When a connected device is disconnected or a communication error occurs, the fault indicator light turns red and sends a passive contact alarm signal to the Mark VIe system, eliminating the need for professional software monitoring. The module does not support firmware updates, avoiding maintenance risks caused by update operations, and truly achieving zero maintenance.

Basic Isolation and Micro Environment Adaptability: The module adopts a simple isolation design between the power supply and the RS485 interface, with an isolation voltage of 1000V AC, which can suppress common-mode interference from micro turbine generator sets and ensure stable data transmission. It meets the basic safety requirements of micro industrial sites and is suitable for clean, low-dust, and stable-temperature environments (5°C to 55°C) such as micro turbine control boxes and small distribution cabinets. The ultra-compact size (120mm × 100mm × 30mm) allows it to be installed in narrow spaces such as the back of small HMIs or inside device junction boxes. The fully enclosed plastic shell has good anti-static performance and avoids the risk of accidental touch.

IS200IGDMH1BCC

Typical Application Scenarios

In household small hydropower turbine systems (installed capacity ≤500kW), the **IS200IGDMH1AAA** serves as the only protocol conversion component. It connects 2 MODBUS RTU devices: a mini water level sensor (monitoring reservoir water level) and a small bearing temperature sensor. The module converts the water level and temperature data into GE SRTP protocol and transmits them to the simplified Mark VIe control system with a latency of ≤19ms. When the water level is lower than the set value or the bearing temperature exceeds 70°C, the module forwards the alarm signal to the control system, which automatically reduces the turbine output or stops the machine. The DIP switch configuration allows the user to complete the setup within 5 minutes, and the LED indicators enable intuitive status monitoring without professional knowledge, perfectly adapting to the use needs of household hydropower users.

In micro industrial boiler steam turbine systems (such as small food factory steam turbines ≤1MW), the **IS200IGDMH1AAA** undertakes the data link task between the Mark VIe system and key equipment. It connects 3 MODBUS RTU devices: a small steam pressure sensor, a mini feedwater flow meter, and an entry-level variable frequency drive (controlling the feedwater pump). The module converts the pressure, flow data, and drive status into GE SRTP protocol and transmits them to the control system, and converts the control system’s feedwater pump speed regulation commands into MODBUS RTU protocol for execution. The 1000V AC isolation function effectively resists interference from the boiler’s small fan and electric control components, and the 256MB cache ensures that fault codes are not lost when the factory’s temporary power failure is restored. Its ultra-small size allows it to be installed in the boiler’s small control box, saving installation space.

In small thermal power plant single auxiliary equipment control (such as small oil pump control for auxiliary turbines), the **IS200IGDMH1AAA** realizes the interconnection between the Mark VIe system and the oil pump control loop. It connects 1 MODBUS RTU oil pressure sensor and 1 small MODBUS RTU contactor controller. The module converts the oil pressure data into GE SRTP protocol and sends it to the Mark VIe system, and receives the oil pump start/stop commands from the control system, converts them into MODBUS RTU signals to control the contactor. When the oil pressure is lower than the safety threshold, the module immediately sends an alarm signal to the control system, which triggers the standby oil pump to start. The plug-and-play design allows the maintenance personnel of the thermal power plant to complete the replacement and installation in 10 minutes, reducing the maintenance time of the auxiliary equipment.

Related Model Recommendations

**IS200IGDMH1ACA**: Functional upgraded variant of **IS200IGDMH1AAA**, supporting HART protocol and 8 concurrent connections, suitable for micro turbine systems with slightly more equipment.

**IS200MACCH1A-S**: Simplified Mark VIe control module matched with **IS200IGDMH1AAA**, suitable for micro turbine control scenarios with minimal control logic.

**IS200RAPAG1BBA-M**: Miniature power adapter module that provides stable 24V DC power for **IS200IGDMH1AAA**, with ultra-small size and low power consumption.

**GE PowerFlex 4M-M**: Micro variable frequency drive matched with **IS200IGDMH1AAA**, supporting MODBUS RTU protocol, suitable for micro turbine auxiliary pumps/fans.

**IC754VSF02CTD**: Mini monitoring HMI matched with **IS200IGDMH1AAA**, displaying key parameters and gateway status, with simple button operation.

**GE Micro Data Logger**: Ultra-small data recording device that receives the fault data forwarded by **IS200IGDMH1AAA**, with low power consumption and plug-and-play.

**IS200NIOBG1C-M**: Miniature network interface module that provides Ethernet connection for **IS200IGDMH1AAA** and the Mark VIe system, matching the gateway’s compact design.

IS200IGDMH1BCC

Installation, Commissioning and Maintenance Instructions

Installation preparation: Before installing **IS200IGDMH1AAA**, power off the Mark VIe control cabinet and connected micro devices, and confirm that the installation space meets the requirements (reserve ≥3cm heat dissipation space). Connect the RS485 interface to the MODBUS RTU device, the Ethernet interface to the Mark VIe system, and the power interface to the 24V DC power supply, ensuring the wiring is firm and the polarity is correct. Use ordinary twisted-pair shielded cables for RS485 wiring, with the shield grounded at one end. Set the DIP switches on the module according to the MODBUS address and baud rate of the connected device (refer to the product label for the switch definition). Perform a power-on test: check that the power indicator is on, the communication indicator flashes normally, and there is no fault indicator alarm, indicating that the installation is correct.

Maintenance suggestions: Conduct daily visual inspection of the module’s LED indicators to ensure the power indicator is green and the communication indicator flashes normally. Perform monthly on-site inspections: clean the dust on the module surface with a dry cloth, check the tightness of the wiring terminals (torque ≥0.5N·m), and ensure the module surface temperature does not exceed 55°C. When a fault indicator alarm occurs, first check the wiring between the module and the connected device; if the wiring is normal, replace the module directly (no on-site maintenance is required). There is no need for regular calibration, parameter backup, or firmware update, realizing true zero maintenance. Avoid installing the module in environments with high humidity, high dust, or extreme temperatures to ensure long-term stable operation.

Service and Guarantee Commitment

GE General Electric provides a 24-month quality guarantee for the **IS200IGDMH1AAA**, covering manufacturing defects, protocol conversion failure, and interface damage under normal operating conditions. Our technical team offers 5×8 remote telephone support, providing simple fault judgment and replacement guidance. Customers can obtain the “one-page quick installation guide” for free, which clearly indicates the wiring method and DIP switch setting. For batch purchasers, we provide free replacement of faulty modules within the guarantee period, and the replacement cycle is controlled within 7 working days. Considering the application characteristics of micro turbines, we also provide a “fault replacement priority” service to ensure that the downtime of micro turbine systems is minimized.