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US 9,196,434 B2Granted
Method and device for performing diagnostics of an actuator, and actuator comprising one such device
AssigneeSchneider Electric Industries SAS
InventorMustapha Chelloug
Life of this patent
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Abstract
A diagnostic method for an actuator having a coil and a control device for supplying power to the coil, by controlling a power supply to the actuator by a diagnostic device, controlling a supply of power to the coil by a control device, monitoring an electric signal supplying the actuator, and deriving a diagnostic indicator of the actuator from a result of monitoring; and a device and computer code for executing the method.
Claims15
A diagnostic method for an actuator which comprises a coil and a control device dedicated for supplying electric power to the coil, said method comprising:
- controlling electric power being supplied to an actuator by a diagnostic device which is physically separate from the control device of the actuator,
- controlling a supply of power to the coil of said actuator by a control device,
- monitoring the electric power being supplied to the actuator, and
- deriving a diagnostic indicator of the actuator from a result of the monitoring.
1 more element
Dependencies are inferred from the claim text.