Description

GE DS200XDSAG1A Product Description

Technical Specifications

• Product Model: DS200XDSAG1A
• Brand: General Electric (GE)
• Warranty: One Year
• Input Voltage: 5VDC logic power, 24VDC field auxiliary power
• Operating Temperature: 0°C to +60°C
• Storage Temperature: -25°C to +75°C
• Response Time: ≤8ms signal processing cycle
• Protection Class: IP20 (for enclosed control cabinet mounting only)
• Accuracy Class: Class 0.2 for digital state detection
• Output Frequency: 0–100Hz discrete pulse signal processing
• Rated Current Range: 0–2A per dry contact output channel
• Communication Interface: Backplane edge connector for Mark V DS200 rack bus
• Supported Protocols: GE Mark V proprietary turbine control backplane protocol
• Overload Capacity: 130% rated current for 30 seconds short-duration overload
• Dimensions: 305mm (L) × 205mm (W) × 32mm (D)

Product Overview

The DS200XDSAG1A is a digital signal auxiliary interface circuit board designed exclusively for the GE Mark V gas and steam turbine control system, a core hardware component used in heavy-duty power generation and industrial turbine protection frameworks. This board is responsible for collecting field discrete status signals, isolating input switching contacts, routing fault diagnostic feedback, and distributing auxiliary digital logic signals to other functional modules within the DS200 series rack assembly.

It addresses common operational pain points in turbine control cabinets, including signal crosstalk between field wiring and main CPU boards, unreliable contact state sampling, limited expansion ports for auxiliary safety interlocks, and difficult centralized fault diagnosis for peripheral input points. Built with opto-isolated input circuits, it effectively blocks voltage spikes and ground loop interference transmitted from on-site sensors, limit switches and relay contacts, stabilizing the overall closed-loop control of turbine speed, temperature monitoring and emergency trip logic.

Power plant maintenance technicians, turbomachinery automation engineers, EPC contractors and facility reliability managers derive the most practical value from this replacement spare part. The standardized rack-mounted form factor enables direct drop-in replacement during planned outages, minimizing generator set downtime. Its integrated fault indicator circuits simplify troubleshooting of open/short field wiring, while strict adherence to GE Mark V system architecture guarantees seamless compatibility with existing CPU, protection and communication modules in thermal power, combined-cycle and cogeneration power stations.