ALSTOM CMP1838 TRVCO62345000 CP00005202 Board Card

ALSTOM CMP1838 TRVCO62345000 CP00005202 Board Card
I. Model Code Interpretation
CMP1838: Hardware Model (Processor Control Board, CMP = Control Main Processor)
TRVCO62345000: Original Factory Complete Machine Material Number (Order Code for the Complete Machine)
CP00005202: PCB Board Internal Number / Production Trace Number, printed on the circuit board silk screen
Brand: ALSTOM Alstom Power
Compatible System: ALSPA P320 Power Station DCS (Steam Turbine / Gas Turbine / Thermal Power Main Control System), matching MC1AB37 DI/DO Signal Board of the same series

Product Positioning
Rack-mounted VME Main Control Processor Board, the core of the entire ALSPA P320 system, responsible for unit closed-loop control, logic operation, measurement point acquisition operation, SOE timing, interlock protection, and interaction with I/O board cards (MC1AB37, etc.) backplane bus.

Core Functions
Real-time Unit Control Operation
Steam turbine speed, load, valve position closed-loop regulation, combustion control, trip protection logic operation; supports complex mathematical algorithms, temperature / pressure flow compensation calculation.
Full System Signal Scheduling
Unified reading of AI/DI measurement points, issuing DO/AO output instructions, managing all I/O channel data in the cabinet.
Event Timing SOE Recording
Millisecond-level fault, trip, switch position change timing storage, used for unit accident recall.
Fault Diagnosis and Self-Detection
Board ECC Memory Error Correction, bus communication detection, power monitoring, fault code upload to the upper CentraLog monitoring screen.
Program Storage
On-board Flash storage for control logic programs, not lost in power failure; supports online loading, program online modification.

Hardware Electrical Parameters
Power Supply: Backplane 24VDC ±10%
Power Consumption: ≤15W
Size: 258×225×40mm, European-style plug-in card, front and rear dual connectors
Weight: 1.15kg
Operating Temperature: -20℃ ~ +60℃ (inside the cabinet); Storage – 40℃ ~ +85℃
Memory: ECC Error-Correcting RAM, resistant to strong electromagnetic interference in power plants
Communication: Internal parallel backplane bus in the rack, connecting to MC1AB37 and other I/O boards; External S8000 Ethernet communication
Protection: IP20, installed only in the control cabinet

Typical Application Scenarios
Steam Turbine TGC820 of Thermal Power Plant, Boiler Auxiliary Control System
ALSPA ControGas Control System of Combined Cycle Gas Turbine
Large Hydropower Station Unit Monitoring and Speed Control
Old Substation Integrated Automation Interval Main Control