Urs Kafader (mmag / Global Technical Support)
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Activity overview
Latest activity by Urs Kafader (mmag / Global Technical Support)-
Urs Kafader (mmag / Global Technical Support) created an article,
Temperature sensor NTC
Introduction An NTC - Thermistor (Negative Temperature Coefficient Thermistor) is a type of resistor that decreases the resistance when temperature rises. The SMD (Surface Mounted Device) version o...
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Urs Kafader (mmag / Global Technical Support) created an article,
Temperature sensor PTC
How does the temperature sensor PTC of the EC 60 work? The used PTC (Positive Temperature Coefficient) thermistor is a resistor which depends on temperature in a nonlinear way. As soon as the tempe...
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Urs Kafader (mmag / Global Technical Support) created an article,
Introduction to the EPOS family and motion control
Book – Motion Control for Newbies A practical introduction to motion control by means of experiments conducted on a maxon EPOS2 P positioning system. All relevant principles and characteristics of ...
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Urs Kafader (mmag / Global Technical Support) created an article,
Electromagnetic emissions with DC motors
How can the electromagnetic emissions of DC motors be minimized? Main sources The main sources of electromagnetic interference are the brush system (arcing because of inductivity and brush vibrati...
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Urs Kafader (mmag / Global Technical Support) created an article,
Encoder: minimum speed
Speed control with encoder What minimum motor speed does maxon recommend for a speed control with encoder? 10...100 rpm, depending on the application. The resolution of the encoders should be at le...
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Urs Kafader (mmag / Global Technical Support) created an article,
Encoder Line Driver
Encoder: When to use an encoder with Line Driver? Reasons to use an encoder with Line Driver Driver for long distances Longer signal lines are possible Often amplification of the signal current St...
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Urs Kafader (mmag / Global Technical Support) created an article,
Power conversion in PWM power stages
Summary PWM power stages act similar to power transformers. Thus it is wise to measure the motor current at the controller output and not at the power supply. Power conversion Basically, a PWM powe...
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Urs Kafader (mmag / Global Technical Support) created an article,
Strength of BLDC (EC) motor with sinusoidal commutation
Is a EC motor with sinusoidal commutation stronger? The difficulty answering this question is to find and to define reasonable references. We restrict us here on current and torque considerations. ...
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Urs Kafader (mmag / Global Technical Support) created an article,
Measures for an EMC consistent installation
What measures must be taken to build up a EMC consistent installation (CE)? Shielding The term „Safety earth“ is defined as a security measure for the protection of people. The term „Shielding eart...
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Urs Kafader (mmag / Global Technical Support) created an article,
ESCON: Speed controller (open loop) with Adaptive IxR Compensation
Principle Designed for permanent-magnet brushed DC motors and brushless EC motors, the ESCON servo controller family provides the operation mode "Speed controller (open loop)" with "Adaptive IxR Co...