Part Number: YT204001-JB
Brand: ABB Group
Product Series: YT Series DC Drive Controller Main Board
Product Type: High-Performance Main Control Board for ABB DC Drive Systems
Core Application: Core control unit for ABB DC drive controllers; widely used in metallurgy, mining, lifting, transportation, and heavy machinery fields for precise speed regulation and torque control of DC motors.
Core Features: Integrated high-precision PID regulator; support for multiple feedback signal types; strong anti-interference performance for harsh industrial environments; built-in comprehensive fault diagnosis; compatible with ABB standard DC drive cabinets; support for local/remote control switching.
Electrical Specifications
Operating Voltage: 24V DC (±10% tolerance, wide voltage adaptation)
Power Consumption: ≤15W (at 24V DC rated voltage, full load condition)
Input Protection: Reverse polarity protection, overcurrent protection (auto-current limiting), surge protection (compliant with IEC 61000-4-5), undervoltage lockout
Analog Input (AI) Channels: 3 channels (AI1-AI3); AI1/AI2 support 0-10V DC/4-20mA DC, AI3 dedicated for speed feedback signal
Analog Output (AO) Channels: 2 channels; AO1 for motor speed feedback, AO2 for motor armature current feedback
Digital Input (DI) Channels: 8 channels (DI1-DI8), 24V DC, compatible with start/stop, forward/reverse, and interlock control signals
Digital Output (DO) Channels: 4 channels, 24V DC, max 2A per channel for fault alarm, status feedback, and auxiliary control
Control Mode: PID control, speed control, torque control, current control (switchable via parameter configuration)
Speed Control Range: 1:1000 (steady speed accuracy ±0.05%, with tachogenerator feedback)
Communication Interface: RS-485 (2-wire half-duplex), supports Modbus RTU protocol; optional PROFIBUS-DP interface
Max Data Transfer Rate (RS-485): 115.2 kbps (software configurable)
Isolation: 2500V AC isolation between control circuit and power circuit; 1500V AC isolation between analog/digital channels and feedback circuits
ESD Protection: ±8 kV (contact), ±15 kV (air) per IEC 61000-4-2 standard
Overheating Protection: Auto-alarm when board temperature exceeds 85℃; trigger fault output to stop operation, auto-recovery after cooling
Overvoltage/Undervoltage Protection: Trigger alarm when voltage is out of 24V DC ±15% range; lock output when voltage is out of ±20% range
