Abstract: To ensure a simple and secure verification of a device, in particular of a safety controller, a method of verifying a configuration of a device, in particular of a safety controller, is provided, said method comprising the steps of subdividing the configuration of the device into at least two part configurations that are validated, of allocating the part configurations to at least one part configuration sequence in which a dependence on a verification of the part configurations on one another is predefined, of determining parameters of each part configuration, with the parameters being used for verifying the respective part configurations, of calculating a single checksum that reproduces the verification of the part configurations, with the single checksum of a preceding part configuration being recalculated in the verification of a part configuration following in the part configuration sequence and with the verification of the preceding part configuration being confirmed on an agreement of the single checksu

Abstract: To ensure a simple and secure verification of a device, in particular of a safety controller, a method of verifying a configuration of a device, in particular of a safety controller, is provided, said method comprising the steps of subdividing the configuration of the device into at least two part configurations that are validated, of allocating the part configurations to at least one part configuration sequence in which a dependence on a verification of the part configurations on one another is predefined, of determining parameters of each part configuration, with the parameters being used for verifying the respective part configurations, of calculating a single checksum that reproduces the verification of the part configurations, with the single checksum of a preceding part configuration being recalculated in the verification of a part configuration following in the part configuration sequence and with the verification of the preceding part configuration being confirmed on an agreement of the single checksu

Abstract: A safe control apparatus (10) for adjusting the stroke length of an eccentric press (100), wherein the eccentric press (100) has a plunger (102) that is driven via a connecting rod (104) by an eccentric system (106) that comprises an eccentric shaft (108) and an eccentric bushing (114) that can be released from one another and then rotated against one another for the adjustment of the stroke length; wherein the control apparatus (10) has an encoder (12) for determining the rotational position of the eccentric shaft (108) and a control logic (10) to generate a first switching signal at at least one first rotational position (BDC, TDC). The control logic (10) is here configured to automatically readjust the first rotational position (BDC, TDC) on an adjustment of the stroke length.

Abstract: To simplify a configuration of an automation system for a customer, a configuration apparatus for configuring an automation system of a customer is provided that comprises device components of one or more manufacturers, having a first software tool that is provided for inputting user data in customer-specific terminology is provided and stores the input user data in a data management sector; having a second software tool that is provided for receiving the user data and that has a calculation unit for determining configuration data from the user data, wherein the second software tool has at least one mapping algorithm that prepares the stored user data for the calculation unit into manufacturer-specific terminology, and wherein a storage of the user data and a storage of the configuration data by the second software tool can be carried out separately from the data management sector of the first software tool.

Abstract: To simplify a configuration of an automation system for a customer, a configuration apparatus for configuring an automation system of a customer is provided that comprises device components of one or more manufacturers, having a first software tool that is provided for inputting user data in customer-specific terminology is provided and stores the input user data in a data management sector; having a second software tool that is provided for receiving the user data and that has a calculation unit for determining configuration data from the user data, wherein the second software tool has at least one mapping algorithm that prepares the stored user data for the calculation unit into manufacturer-specific terminology, and wherein a storage of the user data and a storage of the configuration data by the second software tool can be carried out separately from the data management sector of the first software tool.

Abstract: A safety device is set forth having at least one safety control and having a plurality of outputs for the safe activation of connected actuators and having inputs for the reception of signals of connected sensors as well as having a serial communications device, in particular a bus which connects the safety control to the outputs and to the inputs, to receive and/or to transmit data packets. In this respect, in addition to the serial communication at least one bypass line is provided which connects the safety control or an input to at least one output to be able to transmit a deactivation signal independently of the serial communication to an actuator connected to the output.

Abstract: A modular safety device (10) is set forth for the safe deactivation of actuators (22, 24) which form a hazard source, said safety device having a control module (12) with a central safety controller (26), at least one connector module (14) of a first type with inputs for the connection of sensors (18, 20) and outputs for the connection of actuators (22, 24) as well as a serial communications device (28) for the exchange of data between the control module (12) and the connector module (14) based on a first communications protocol, in particular a bus.

Abstract: A safety device (10) is set forth having at least one safety control (14) and having a plurality of outputs (22a-22j) for the safe activation of connected actuators (24a, 24b) and having inputs (18a-18e) for the reception of signals of connected sensors (20a, 20b) as well as having a serial communications device (26), in particular a bus which connects the safety control (14) to the outputs (22a-22j) and to the inputs (18a-18e), to receive and/or to transmit data packets. In this respect, in addition to the serial communication (26) at least one bypass line (36) is provided which connects the safety control (14) or an input (18a-18e) to at least one output (22a-22j) to be able to transmit a deactivation signal independently of the serial communication (26) to an actuator (24a, 24b) connected to the output (22a-22j).

Abstract: In a process for operating an electric device (1), especially an electric motor drive, an electric consumer (6) is fed from an a.c. network in that the input alternating voltage that is rectified and the intermediate circuit voltage so obtained is applied to the half bridges of a bridge circuit. Each of the half bridges has two bridge arms (7a, 7b) in which in any given case at least one semiconductor switch (8a, 8b) is arranged, to which control signals are applied through an actuation circuit (9a, 9b) fed from an auxiliary supply voltage source (16). Each of the bridge arms is connected to one of the poles (4) of the intermediate circuit voltage (5), and a test shutdown of the auxiliary supply voltage is applied to the actuation circuit (9a, 9b) of this semiconductor switch (8a, 8b) during a non-actuation phase of the semiconductor switch (8a, 8b) arranged in the relevant bridge arm.

Abstract: In a process for operating an electronically commutated electric motor (2), a signal value signal for the commutation position of the rotor of the electric motor (2) is readied, and the windings of the electric motor (2) are supplied with current such that the rotor of the electric motor (2) is positioned on the commutation position specified by the standard value signal. A measuring signal for the position of the rotor of the electric motor (2) is recorded, evaluated and compared with the standard value signal for the commutation position. The current supply of the windings of the electric motor (2) is interrupted if the position measuring signal and/or the standard value signal for the commutation position exceed a specified highest value, and/or if the differential signal between the position measuring signal and the standard value signal for the commutation signal lie outside a specified tolerance range.

Abstract: In a process for operating an electric device (1), especially an electric motor drive, an electric consumer (6) is fed from an a.c. network in that the input alternating voltage that is rectified and the intermediate circuit voltage so obtained is applied to the half bridges of a bridge circuit. Each of the half bridges has two bridge arms (7a, 7b) in which in any given case at least one semiconductor switch (8a, 8b) is arranged, to which control signals are applied through an actuation circuit (9a, 9b) fed from an auxiliary supply voltage source (16). Each of the bridge arms is connected to one of the poles (4) of the intermediate circuit voltage (5), and a test shutdown of the auxiliary supply voltage is applied to the actuation circuit (9a, 9b) of this semiconductor switch (8a, 8b) during a non-actuation phase of the semiconductor switch (8a, 8b) arranged in the relevant bridge arm.

Abstract: In a process for operating an electronically commutated electric motor (2), a signal value signal for the commutation position of the rotor of the electric motor (2) is readied, and the windings of the electric motor (2) are supplied with current such that the rotor of the electric motor (2) is positioned on the commutation position specified by the standard value signal. A measuring signal for the position of the rotor of the electric motor (2) is recorded, evaluated and compared with the standard value signal for the commutation position. The current supply of the windings of the electric motor (2) is interrupted if the position measuring signal and/or the standard value signal for the commutation position exceed a specified highest value, and/or if the differential signal between the position measuring signal and the standard value signal for the commutation signal lie outside a specified tolerance range.