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GE DS3800DFXA1B1C｜Auxiliary Card｜
Specification
Power supply: 24VDC (± 15%), powered by the backplane, with a power consumption of approximately 130mA
Digital input (DI, 8 channels):
Signal type: dry contact/wet contact (24VDC active)
Input voltage: 18-30VDC (high level effective)
Isolation: 400VDC between channels, 1000VDC between channels and backplane
Response time: ≤ 1ms
Digital output (DO, 8 channels):
Output type: Relay contact (normally open)
Contact capacity: 24VDC/2A (resistive load)
Isolation: Same as DI, strong isolation to prevent crosstalk
Action time: ≤ 5ms
Feature
Working temperature: -40 ° C~+85 ° C (industrial wide temperature range)
Storage temperature: -40 ° C~+85 ° C
Humidity: 5% -95% RH (no condensation)
Size: 53mm × 125mm × 260mm
Weight: Approximately 2.0kg
Protection: Three proof coating (moisture-proof/mildew proof/salt spray proof)
Communication and Interface
Backplane bus: VME high-speed bus, interacts with Mark VI controller
Status indication: power, operation, fault, channel status LED array
Connectors: J1 (power/signal), J2 (backplane), J3-J10 (on-site I/O terminals)
Application scenarios
Adaptation system: GE Speedtronic Mark VI gas/steam turbine control system, EX2100 excitation system expansion I/O
Typical scenario:
Turbine/gas turbine switch monitoring (valves, limit switches, pressure switches)
Relay output (solenoid valve, alarm light, interlock)
Power plant auxiliary control and signal interface
DS3800DFXA1B1C
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