This dual-function board provides both drive control logic and LAN communication capabilities for GE Speedtronic systems. The DS200LDCCH1ALA manages critical drive functions while maintaining network connectivity with other system components. It handles speed regulation, torque control, and protective functions for turbine and generator drives. Maintenance engineers rely on this board for its integrated design and field-proven reliability. Its compact PCB layout fits into standard Speedtronic rack positions.
Technical Specifications Summary
| Parameter | Specification |
|---|---|
| Processor | 32-bit RISC microcontroller |
| Memory | 512 KB SRAM, 1 MB flash firmware storage |
| LAN Interface | Proprietary GE Speedtronic LAN, 10 Mbps |
| Control Function | Speed regulation, torque limiting, and load sharing |
| Analog Inputs | 8 differential channels, ±10 V or 4-20 mA |
| Analog Outputs | 4 channels, 0-10 V or 4-20 mA |
| Digital Inputs | 16 channels, 24 V DC with opto-isolation |
| Digital Outputs | 8 channels, 24 V DC, 0.5 A each |
| Pulse Inputs | 2 channels for speed/frequency measurement |
| Communication Port | RS-232-C for local configuration and diagnostics |
| Dimensions (H x W x D) | 45 mm x 335 mm x 235 mm |
| Weight | 1.8 kg |
| Power Consumption | 25 W from +5 V DC backplane |
| Operating Temperature | 0 °C to +55 °C |
| Storage Temperature | -25 °C to +70 °C |
| Relative Humidity | 5% to 95% non-condensing |
Integrated Control and Communication Architecture
The board combines drive control logic with high-speed LAN communication in one unit. A 32-bit RISC microcontroller executes control algorithms with precision and speed. The DS200LDCCH1ALA manages speed regulation, torque limiting, and load sharing functions. It also handles protective functions like overspeed and overtemperature detection. The LAN interface operates at 10 Mbps for fast data exchange with other boards. This integrated design reduces component count and simplifies system architecture. Consequently, it improves system reliability through fewer interconnections and potential failure points.
Comprehensive I/O and Field Interface
The board offers extensive I/O capabilities for interfacing with field devices and sensors. Eight differential analog inputs accept ±10 V or 4-20 mA signals from transducers. Four analog outputs provide 0-10 V or 4-20 mA signals for external actuators. Sixteen digital inputs with opto-isolation accept 24 V DC status signals. Eight digital outputs drive 24 V DC loads up to 0.5 amperes each. Two dedicated pulse inputs measure speed and frequency signals precisely. The DS200LDCCH1ALA processes all these signals without additional interface boards. This comprehensive I/O suite simplifies system design and cabinet wiring.
LAN Communication and Network Integration
The proprietary GE Speedtronic LAN enables seamless communication with other system components. This network transfers real-time data between drive controllers and supervision stations. The DS200LDCCH1ALA shares speed references, load values, and diagnostic information across the network. It synchronizes multiple drives for coordinated operation and load sharing. The LAN includes diagnostic monitoring for network health and integrity. Front-panel LEDs indicate LAN activity and communication status. This network integration enables centralized monitoring and control of entire drive systems.
Diagnostic Features and Maintenance Support
The module includes comprehensive diagnostic capabilities for efficient troubleshooting. It monitors hardware status, communication integrity, and control performance continuously. The DS200LDCCH1ALA logs faults and alarms with time stamps for analysis. Users access diagnostic data through the RS-232-C configuration port. This port also supports firmware updates and parameter adjustments. The board’s diagnostic LEDs indicate power, LAN activity, and fault conditions. These features reduce mean time to repair and improve system availability.
Mechanical Construction and Installation
The board features a standard Speedtronic PCB layout for rack mounting. It measures 45 millimeters high, 335 millimeters wide, and 235 millimeters deep. The unit weighs 1.8 kilograms with its metal stiffener and protective coating. Power consumption reaches 25 watts from the +5 V DC backplane supply. The board includes edge connectors for plugging into the system backplane. No additional wiring is necessary for power or LAN connections. Conformal coating protects all circuitry from moisture and airborne contaminants.
Environmental Specifications and Service Life
Industrial environments demand reliable operation under challenging conditions. The DS200LDCCH1ALA operates across a 0 °C to +55 °C temperature range. Storage temperatures extend from -25 °C to 70 °C for logistics protection. Humidity tolerance spans 5% to 95% without condensation affecting circuits. The board incorporates transient suppression on all external connections. Quality components ensure a long service life in critical power generation applications.
Details
| Weight | 1.8 kg |
|---|---|
| Dimensions | 45 × 335 × 235 mm |
Reviews
There are no reviews yet.