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GE DS200STBAG1ABB
Product Name: GE DS200STBAG1ABB Mark V High-Reliability Status / Annunciator Board (also referenced as Safety Status Annunciator or high-reliability signal termination board for Mark V).
Product Introduction: This is a GE Mark V DS200-series board. Primary references identify it as a high-reliability safety status annunciator board with SIL 2 certification for critical alarm annunciation in Safety Instrumented Systems (SIS) for turbine control. Some distributors list it as an advanced signal termination / digital interface board for Mark V control systems.
Detailed content
Technical Specifications (per SIL 2 annunciator reference):
- Manufacturer: General Electric
- Series: Mark V DS200
- Product Type: SIL 2 Status Board / Safety Annunciator (32 channels)
- LED Indicators: 32 high-brightness (red/yellow/green), 10,000 mcd (red), 8,000 mcd (yellow/green)
- Safety Discrete Inputs: 16 × 24 VDC (SIL 2 rated)
- Safety Relay Outputs: 8 × Form C (2 A @ 24 VDC, SIL 2)
- Diagnostic Coverage: >90% (open-wire, short-circuit, welded contact detection)
- Safety Integrity Level: SIL 2 (IEC 61508, IEC 61511)
- HFT: 0 (Type B subsystem)
- Proof Test Interval: 1 year (automatic daily self-test)
- Operating Temperature: -40°C to +70°C
- Dimensions: 6U × 4HP × 160 mm (single slot)
Alternative specification (per signal termination reference):
- Operating Voltage: 100–240V AC input, 24V DC output
- Channels: 16 digital input channels
- Signal Type: Dry contact / sink inputs
- Voltage Range: 10–30V DC
- Current Handling: up to 2A
- Operating Temperature: -40°C to +85°C
- Certifications: CE, UL, CSA
Functional Features: High-brightness LEDs visible in bright control rooms and direct sunlight; SIL 2 certified annunciator (TÜV certified) for safety-critical alarm annunciation; automatic daily self-test of LEDs, input loops, and output pulses; reports failures to safety PLC; 16 safety-rated discrete inputs with open-wire and short-circuit detection; 8 safety relay outputs with welded-contact detection.
Application Scenarios: Emergency shutdown indication; fire and gas alarms; critical process alarms where annunciator failure cannot be tolerated; turbine control Safety Instrumented Systems; power generation, manufacturing, and process industries.
Structural Characteristics: Single-slot board for Mark V DS200 series; front-panel LED array; rear connectors for field wiring.
Working Principle: Receives safety-rated discrete inputs, performs internal diagnostics with >90% coverage, and drives LED annunciation and safety relay outputs. In SIL 2 applications, automatic self-test detects its own failures and reports to the safety PLC.
Installation Requirements: Install in Mark V DS200 series rack; for SIL 2 deployments, follow the supplied safety manual and SIL 2 certificate requirements; perform proof test at 1-year intervals.
Usage Notes: The “ABB” suffix denotes the high-reliability safety variant; standard STBAG1A lacks SIL certification, input/output diagnostics, and high-brightness LEDs — do not substitute in SIL 2 functions; integrate with GE Mark V systems per safety manual.
