Description
The GE General Electric DS3800HLIA1A1B is a Logic Input Board designed for GE Mark IV Speedtronic turbine control systems. The DS3800HLIA family is used for high-voltage logic input and signal isolation within compatible Mark IV control equipment. The board provides a 12-channel input configuration and includes onboard diagnostic indicators for monitoring board and input status. Its compact plug-in construction uses a modular connector and retention hardware for installation in the associated control system. As a legacy GE Mark IV component, the complete part number and revision should be matched carefully with the existing board before replacement.
Product Datasheet
| Specification | Details |
|---|---|
| Brand | GE General Electric |
| Model | DS3800HLIA1A1B |
| Base Model | DS3800HLIA |
| Series | Mark IV Speedtronic |
| Product Name | Logic Input Board |
| Functional Type | High-Voltage Logic Input / Isolator Board |
| Main Function | Logic input signal processing and isolation |
| Number of Channels | 12 |
| Board Indicators | 15 red LEDs + 1 amber LED reported for the HLIA family |
| Connector Type | Modular plug-in connector |
| Retention | Board retention levers |
| PCB Components | Resistors, capacitors and other electronic components |
| Mounting | GE Mark IV control equipment |
| Product Status | Legacy / Obsolete |
| Condition | New |
| Country of Manufacture | USA |
Key Features
- GE Mark IV Speedtronic Logic Input Board
- Full part number: DS3800HLIA1A1B
- 12-channel logic input configuration
- Designed for high-voltage logic input and isolation applications
- Front-accessible diagnostic LED indicators
- 15 red status indicators and 1 amber warning indicator reported for the HLIA family
- Modular plug-in connector
- Retention levers for secure installation
- Compact Mark IV board construction
- Suitable for compatible GE turbine and drive control applications
- Legacy replacement component for Mark IV systems
Common Questions & Answers
Q: What is the DS3800HLIA1A1B?
A: It is a GE Mark IV Logic Input Board from the DS3800HLIA family, designed for processing and isolating logic input signals.
Q: What does HLIA represent?
A: HLIA identifies the Logic Input Board family within the GE Mark IV DS3800 product series.
Q: How many input channels does the HLIA board provide?
A: Available documentation identifies the HLIA as a 12-channel board.
Q: Does the board have diagnostic indicators?
A: Yes. The HLIA family is documented with 15 red indicator LEDs and one amber LED for board and diagnostic status.
Q: Is DS3800HLIA1A1B interchangeable with every DS3800HLIA revision?
A: Compatibility should not be assumed solely from the base model. Verify the complete suffix, hardware revision, system configuration, and existing board markings before replacement.
Q: What systems use this board?
A: It is associated with GE Mark IV Speedtronic turbine control and compatible drive-control equipment.
Troubleshooting & Safety
Disconnect and isolate all applicable AC and DC power sources before removing or installing the board. Follow the equipment lockout/tagout procedure and allow sufficient time for stored electrical energy to discharge.
Before installation, verify the complete DS3800HLIA1A1B part number and compare the board revision with the original assembly. Inspect the modular connector, retention hardware, LEDs, PCB, and accessible components for contamination, corrosion, cracked components, or physical damage. Use appropriate ESD protection when handling the board.
Verify field wiring and input voltage requirements against the Mark IV system documentation before energizing the equipment. Do not change board configuration or transfer components unless the required configuration has been confirmed. After installation, monitor the diagnostic indicators and confirm that the associated control system recognizes the input channels correctly.
Recommended GE Models
- GE DS3800HLIA1A1B – Logic Input Board
- GE DS3800HLIA1B1C – Logic Input Auxiliary Board
- GE DS3800HLIA1B1D – Logic Input Board
- GE DS3800HLIA – Logic Input Board
- GE DS3800HLIC1C – Isolated Logic Input Board
- GE DS3800HLEA1B – Logic Element Board
- GE DS3800HLEA1C – Logic Element Board
- GE DS3800HLOC1A1B – Logic Output Board
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- GE DS3800HIOD1G – Digital I/O Board
- GE DS3800HIOH1E – I/O Scanner Board
- GE DS3800HLNC1A1A – Network Control Board
- GE DS3800HLND1C1C – Network Control Board
- GE DS3800HLNE1B1B – Control Board
- GE DS3800HLOA1D1B – Logic Drive Bus Interface Board
