Description

3AFE61320954P0001 (ABB LD GRB-01) – Gray Code Encoding Board
3AFE61320954P0001 is the Gray Code Encoder Interface Board of the LD GRB-01 model under ABB (Gray Encoder Board), used for high-precision position/rotation speed feedback in the transmission system, and is commonly found in ABB’s large frequency converters and motor control systems.

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Core Information

Brand: ABB
Model: LD GRB-01, 3AFE61320954P0001
Type: Gray Encoder Board (Gray Code Encoding Board)
Function: Motor / Shaft Rotation Position and Speed Feedback, Output Gray Code Digital Signal
Application Scenarios: ABB Medium and High Voltage Frequency Converters, Transmission Systems, Metallurgy / Papermaking / Rolling Mills, etc. for High Precision Speed Loop Control
Specification Parameters (Typical)
Power Supply: 5 V DC (Typical)
Resolution: 12–16 bits (Dependent on Encoder Configuration)
Signal Interface: Gray Code Parallel Output
Size (Approximately): 150 × 50 × 100 mm
Weight (Approximately): 0.2 kg
Operating Temperature: -25°C ~ +70°C
Installation: Board Card Type, Compatible with ABB Transmission Frame

Key features
Highly reliable feedback: Gray code has strong anti-interference capability and is suitable for high-speed / high-precision position closed-loop control
Industrial-grade stability: Wide temperature range, anti-vibration, suitable for harsh working conditions
Seamless compatibility with ABB drives: Direct connection to ABB frequency converters and DCS, plug-and-play