PMB33E-20100-02
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The PMB33E-20100-02 pneumatic cylinder boasts a base-mounted design, a bore size of 100 mm, a stroke length of 200 mm, and operates at a maximum pressure of 1.0 MPa. Part of the PMB Brushless Servomotors by Pacific Scientific, it features a rubber bumper cushion and an aluminum alloy body.
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Product Description:
The PMB33E-20100-02 motor equips a PTC thermistor for enhanced protection and has a robust square key shaft for reliable power transmission. This Pacific Scientific motor provides a continuous stall torque of 5.42 newton meters. It is an effective motor for demanding industrial motion control applications as its common rated speed is 3000 rpm.
The PMB33E-20100-02 motor ensures balanced dynamic response and stable operation with an inertia of 0.404 kg·m²×10⁻³. This module's torque constant of 0.93 Nm/ARMS is essential for efficient conversion of current into torque. Its 0.56 VRMS/rad/sec of voltage constant makes it well suitable for precise speed control. It operates robustly during load conditions through its resistance of 2.2 ohms only and 7.4 ARMS of nominal stall current. Its viscous damping coefficient of 0.038 newton meters / k RPM minimizes oscillations and improves smooth operation. This module's typical rated rotational force of 4.41 newton meters makes it suitable for continuous duty operations. Its winding inductance of 6.8 mH guarantees effective regulation of current. It features a resolver sensor that helps it to achieve reliable feedback for accurate control of position and speed. The motor's frame size complies with NEMA size 34 and provides compatibility with standard mounting systems.
This PMB33E-20100-02 motor 0.78 °C/Watt of thermal resistance is essential for effective dissipation of heat. Its continuous stall current of 5.8 amperes helps deliver reliable torque output. This motor supports high demand applications with its peak torque of 16.1 Nm and its 0.169 Nm of lower static friction guarantees smoother operation. Its 32 minutes of thermal time constant enhances thermal stability and ensures reliable operation due to its voltage rating of 240V AC max.
Frequently Asked Questions about PMB33E-20100-02:
Q: What does the inertia value of the PMB33E-20100-02 motor imply for system performance?
A: It helps determine how quickly the motor can accelerate or decelerate. Lower inertia enables faster dynamic response in motion control applications.
Q: How does a resolver sensor affect accuracy compared to an encoder?
A: Resolvers provide robust, noise-resistant feedback in harsh environments. While encoders may offer finer resolution, resolvers excel in reliability and long-term durability.
Q: Why is the viscous damping coefficient important in this motor?
A: It reduces oscillations during speed changes, improving smoothness. This ensures stable performance in applications requiring precise speed control.
Q: How does the torque constant of the PMB33E-20100-02 influence drive selection?
A: It defines how much torque is generated per amp of current. This helps in matching the motor with the correct drive for efficiency.
Q: What is the practical impact of thermal resistance on motor operation?
A: Lower thermal resistance improves heat dissipation, preventing overheating. This allows the motor to sustain higher loads for longer durations.
