Description

Product Overview

The GE DS3800HAFA is a high-performance analog amplifier board designed by General Electric (GE) for critical industrial control systems, specifically within the Mark IV Speedtronic series16. As a core component of GE’s turbine control architecture, this board plays a pivotal role in signal conditioning and amplification for precision monitoring and regulation in industrial processes. Equipped with 11 configurable jumpers and 4 trimmer resistors (trimpots), the DS3800HAFA allows technicians to fine-tune voltage and resistance parameters, ensuring optimal system performance across diverse applications112. Its modular design features a 20-pin and 34-pin connector for seamless integration with drive systems, while retention levers secure the board within the control rack to prevent mechanical stress during operation612.

In automation systems, the DS3800HAFA serves as a bridge between analog sensors and digital control units, converting raw analog signals into standardized outputs for PLCs or DCS platforms. Its robust construction includes an 800Vdc capacitor, which requires 30 seconds of discharge time before maintenance to ensure technician safety112. With a focus on reliability, this board is engineered to withstand harsh industrial environments, making it ideal for applications where consistent signal integrity is paramount.

Technical Specifications

Parameter Name	Parameter Value
Product Model	DS3800HAFA
Manufacturer	General Electric (GE)
Product Type	Analog Amplifier Board (Mark IV Speedtronic Series)
Signal Conditioning	4 trimpots for voltage/resistance adjustment
Connectors	1x 20-pin + 1x 34-pin modular connectors
Power Supply	24V DC (compatible with 18.5–36V DC ranges in related variants)1012
Isolation	Channel-to-channel isolation (2500V) for noise immunity11
Operating Temperature	-20°C to +55°C (industrial grade)
Dimensions	9.5” x 6.5” x 1.0” (241mm x 165mm x 25mm)412
Weight	1.5 lbs (0.68 kg)4
Input Range	0–5V, 0–10V (depending on jumper configuration)11
Output Compatibility	Direct interface with Mark IV control modules and PLC systems

Main Features and Advantages

Precision Signal Adjustment: The DS3800HAFA’s 4 trimpots enable technicians to calibrate analog signals with high precision, ensuring accurate readings for turbine speed, pressure, or temperature sensors112. This level of adjustability is critical in applications where minor signal deviations could impact system performance.

Modular Integration: Its compact form factor and standardized connectors simplify installation within GE’s Mark IV control racks. The board’s design minimizes wiring complexity, reducing downtime during system upgrades or repairs612.

Rugged Reliability: Built with an 800Vdc capacitor and industrial-grade components, the DS3800HAFA withstands voltage spikes and electromagnetic interference (EMI), ensuring stable operation in high-vibration environments like power plants or manufacturing facilities112.

Safety-Centric Design: The board incorporates a 30-second discharge period for its high-voltage capacitor, protecting technicians during maintenance. Proper grounding and cable routing guidelines further enhance safety and signal integrity16.

Application Areas

Power Generation: In gas turbine control systems, the DS3800HAFA amplifies sensor signals to monitor turbine speed and fuel flow, ensuring efficient power output and compliance with operational standards412.

Industrial Automation: Used in process control systems for chemical plants or refineries, this board adjusts analog inputs from pressure transducers or flow meters, enabling real-time adjustments to maintain production quality1112.

Machine Monitoring: Integrates with predictive maintenance systems to analyze vibration or temperature data from rotating machinery, facilitating proactive fault detection and reducing unplanned downtime112.

Oil and Gas: Deployed in offshore platforms to condition signals from subsea sensors, ensuring reliable communication between field devices and central control stations412.

Installation and Maintenance

Pre-Installation Preparation:
Ensure the control rack is grounded and powered off. Verify the power supply voltage matches the DS3800HAFA’s requirements (24V DC ±10%). Route signal cables away from power lines to minimize EMI, following GE’s recommended guidelines612.

Maintenance Recommendations:

Calibration: Regularly check trimpot settings using a calibrated multimeter to ensure signal accuracy. Reapply protective glue to trimpot screws after adjustments to prevent accidental shifts112.
Inspection: Visually inspect connectors for corrosion or loose pins. Replace damaged ribbon cables immediately to avoid signal loss612.
Safety Checks: Allow 30 seconds for the 800Vdc capacitor to discharge before handling the board. Use anti-static wrist straps during maintenance to protect sensitive components112.

Product Guarantee

The GE DS3800HAFA comes with a 1-year warranty covering manufacturing defects. We provide comprehensive technical support, including troubleshooting guides and firmware updates, to ensure seamless integration and long-term reliability. With spot inventory availability, orders are processed within 3 days of payment, backed by a rigorous testing protocol to guarantee functionality. Our commitment to quality ensures the DS3800HAFA meets or exceeds GE’s original specifications, delivering consistent performance in mission-critical industrial applications.

HS:7326909000

Contact info

WhatsApp: +86 18030182217
Email: sandydcsplc@gmail.com
Phone: +86 18030182217
Wechat: +86 18030182217
Website: www.xiongbaparts.com

GE DS3800HAFA Analog Amplifier Board(XIONGBA)