PMB31B-00216-01
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The PMB31B-00216-01 is a NEMA Size 34 brushless servomotor with 1.11 Nm continuous stall torque. Manufactured by Pacific Scientific and part of the PMB Brushless Servomotors series, it features a 4096 ppr digital encoder with commutation. The motor weighs 2.1 kg and has a maximum speed of 6250 RPM.
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Product Description:
Pacific Scientific develops high quality motion control solutions geared to industrial automation as well as precision servo applications. The PMB Brushless Servomotors series range comprising PMB31B-00216-01 is constructed to deliver good results. It is NEMA Size 34 framed to suit diverse mounting options.
The PMB31B-00216-01 brushless servo motor has a nominal 2.7 amp stall current that provides stable operation under constant load. It has a rotor inertia of 0.000137 kgm² to provide a fast deceleration and acceleration response. The servo motor high resolution position feedback is offered by the digital encoder that gives 4096 position ppr. It possesses a high torque response of 2.11 Nm to facilitate extreme movement requirements. The 19.6 mH inductance of the PMB31B-00216-01 brushless servo motor gives the current control smooth and power conversion. Its rough and economical design allows it to be more durable and reduces operational costs in the long run. The servo motor has a maximum length of 134.1 mm to be easily installed in small sized machines. Its protection label of IP40 provides a level of compensatory for invasions created by solid objects. The servo motor is mated with a rated speed of 2900 rpm when put in high throughput applications. It has a thermal time constant that is set at 28 min to assist in predicting thermal control when in operation. The servo motor has a winding resistance of 7.6 ohms which makes it a decisive electrical performance. It employs flying leads and MS plugs to make its electrical connections secure and easy to install.
The PMB31B-00216-01 brushless servo motor has a flat output shaft configuration to ensure preservation of torque transfer. Its motor weight is 2.5 kg that makes it convenient to company when being assembled or serviced. The servo motor temperature ranges of varying environments are -20°C to +60°C. It incorporates a closed shaft assembly to increase service life in difficult industrial applications.
Frequently Asked Questions about PMB31B-00216-01:
Q: Why is the 4096-position encoder important for the PMB31B-00216-01 servo motor?
A: The 4096-position encoder provides high-resolution feedback, enabling precise motion control and ensuring smooth performance in dynamic applications that demand accuracy.
Q: How does the PMB31B-00216-01 motor’s rotor inertia of 0.000137 kgm² enhance its performance?
A: The low rotor inertia allows for quick acceleration and deceleration, improving the motor's responsiveness to rapid changes in speed and direction.
Q: Why is the PMB31B-00216-01 motor rated with a 2.7 A stall current?
A: The 2.7 A stall current ensures the motor operates efficiently under continuous load without causing excessive heating or power loss, maintaining stable operation.
Q: How does the PMB31B-00216-01 motor’s flat output shaft configuration improve its functionality?
A: The flat output shaft ensures smooth torque transfer, preventing slippage or backlash, which is crucial for applications that require precise and consistent motion control.
Q: What benefits does the PMB31B-00216-01 motor’s winding resistance of 7.6 ohms offer?
A: The 7.6-ohm winding resistance provides efficient electrical performance, helping to minimize energy loss and optimize power conversion during motor operation
