Deskripsi
Control Motherboard
YEPEF Control Motherboard D160402, a spare part widely used in YEPEF electric actuators and automation systems.
- Type: Control Motherboard / CPU Board
- Model: D160402
- Version: Ver 2.0 (common revision)
- Part Number: D160402
- Brand: YEPEF
- MFR : Yangzhou Electric Power Equipment Manufacture Factory Co., Ltd
Product Overview:
The D160402 Control Motherboard is the main CPU/control board for YEPEF actuators. It manages:
- Motor drive commands (via power/frequency boards)
- Torque/limit switch inputs
- Position feedback processing
- Communication with DCS/PLC systems
- Protection functions (over‑torque, stall, over‑temperature)
It is the central logic board ensuring actuator reliability and precise valve control.
Specifications:
| Feature | Specification |
|---|---|
| Function | CPU logic + actuator control |
| Inputs | Torque sensor, limit switches, position encoder |
| Outputs | Motor drive signals, relay contacts, RS485/Modbus |
| Power Supply | 24 VDC (from actuator PSU) |
| Signal Output | 4–20 mA, digital relay |
| Protection | Over‑voltage, over‑current, surge suppression |
| Operating Temp | −20 °C to +70 °C |
| PCB Coating | Conformal coating for humidity/corrosion resistance |
| Compliance | IEC/GB industrial standards |
Dimensions & Weight:
- Dimensions: ~200 × 120 × 25 mm
- Weight: ~1.0 kg (shipping weight per 1688 listing)
Applications:
- YEPEF electric actuators – multi‑turn and quarter‑turn
- Steam turbine valve control – power plants
- Oil & gas pipelines – valve automation
- Petrochemical plants – process valve control
- Water treatment – pump and valve actuation
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