A wireless emergency stop system includes a machine safety device connected to a machine stop circuit for stopping operation of a machine when the machine stop circuit is activated. The machine safety device includes a wireless communication interface. The system also includes a mobile device controller configured to control operation of the machine, and a safety stop device. The safety stop device includes a wireless communication interface for wireless communication with the machine safety device, and an emergency stop switch configured to, when activated, transmit an emergency stop signal to the machine safety device to trigger an emergency stop of the machine. The mobile device controller is configured to link with the safety stop device via short-range wireless communication.

A system and method for operating, at a near location, a safety-critical device 260 located at a remote location. The system comprises a first control panel interface 200 and at least one operating input device 220 at a near location, adapted for transmitting control signals to the safety-critical device 260 at a remote location. The first control panel interface 200 comprises hardware barrier communication means 206 and at least a first and a second hardware safety barrier 202, 204, each with safety barrier interfaces connected to the at least one operating input device 220 and to the hardware barrier communication means 206 for communication through the non-secure network 240. The system further comprises a second control panel interface 250, connected to the safety-critical device at the remote location, adapted for receiving control signals from the first control panel interface 210 via a secure communication tunnel 242. The second control panel interface 250 comprises hardware barrier communication means 256 and at least a first and a second hardware safety barrier 252, 254, each with safety barrier interfaces connected to the hardware barrier communication means 256 for communication through the non-secure network 240. A switch 215 is connected to the first and second hardware safety barriers 202, 204 of the first control panel interface 200, controlling Hi- and Lo-signal inputs on the hardware safety barriers, such that a Hi-signal is input on the first hardware safety barrier 202 and a Lo-signal is input on the second hardware safety barrier 204 and vice versa for respectively enabling and disengaging operation of the safety-critical device 260. The safety-critical device 260 is activated when both hardware barriers 252, 254 are activated and the switch is in an enabled state.

A wireless emergency stop system includes a machine safety device connected to a machine stop circuit for stopping operation of a machine when the machine stop circuit is activated. The machine safety device includes a wireless communication interface. The system also includes a mobile device controller configured to control operation of the machine, and a safety stop device. The safety stop device includes a wireless communication interface for wireless communication with the machine safety device, and an emergency stop switch configured to, when activated, transmit an emergency stop signal to the machine safety device to trigger an emergency stop of the machine. The mobile device controller is configured to link with the safety stop device via short-range wireless communication.

A wireless emergency stop system includes a machine safety device connected to a machine stop circuit for stopping operation of a machine when the machine stop circuit is activated. The machine safety device includes a wireless communication interface. The system also includes a mobile device controller configured to control operation of the machine, and a safety stop device. The safety stop device includes a wireless communication interface for wireless communication with the machine safety device, and an emergency stop switch configured to, when activated, transmit an emergency stop signal to the machine safety device to trigger an emergency stop of the machine. The mobile device controller is configured to link with the safety stop device via short-range wireless communication.

A microcontroller unit includes at least one core, a plurality of safety fault management units, with each safety fault management unit including circuitry to detect one or more safety faults and to output an alarm signal in response to detection of one or more safety faults. The microcontroller further includes system control units operating in parallel to the at least one core. Each of the plurality of system control units can be coupled to at least one of the safety fault management units and can include hardware circuitry to generate and output a port emergency stop (PES) signal based on the alarm signals obtained from a safety fault management unit. The microcontroller includes port circuitries coupled to ports and to the system control units. The port circuitries can selectively cause a respectively connected port to enter a non-operational electronic state in response to receiving a PES signal.

Operating unit for a container treatment machine, wherein the operating unit comprises at least one touch-sensitive display device, and the operating unit can be operated in two operating modes, wherein a first operating mode is only executed if the operating unit is connected to an operating station of the container treatment machine, and wherein a second operating mode is only executed if the operating unit is not physically connected to the operating station, wherein the first operating mode and the second operating mode differ at least with regard to one function that can be executed with the operating unit.

A method for monitoring the functional capability of a device system, which includes a power tool (12) and a remote control (13), during operation, including the following steps is provided: a safety-relevant control signal (41) is sent from a control element (35) of the remote control (13) to a first checking unit (34) of the remote control (13), the control signal (41) is arranged in a data packet (42) together with a security code (SC) by the first checking unit (34) and transmitted from the first checking unit (34) to a second checking unit (28) of the power tool (12) by means of a communication connection (36, 37), the transmitted security code (43) is taken from the data packet (42) and, upon request by a monitoring unit (44), forwarded to the monitoring unit (44) by the second checking unit (28), the transmitted security code (43) is compared with a comparison code (VC) by the monitoring unit (44), and the power tool (12) is switched into a safe state by the monitoring unit (44) if the transmitted security code (43) deviates from the comparison code (VC).

A service panel for controlling at least one utility actuator to control the availability of a utility comprises a covered enclosure having an exterior region and an interior region, at least one readily accessible utility control providing ON and OFF request signals and a limited access control in the exterior region providing a temporary activate signal. The service panel has a controller and data storage programmed with code and data and control circuitry providing an “ON” control signal to the at least one utility actuator to switch the at least one utility actuator to the “ON” state, and the control circuitry providing an “OFF” control signal to the at least one utility actuator to switch the at least one utility actuator to an OFF state, the control circuitry further providing a re-key signal to the at least one actuator in response to activation of a switch.

A service panel for controlling at least one utility actuator to control the availability of a utility comprises a covered enclosure having an exterior region and an interior region, at least one readily accessible utility control providing ON and OFF request signals and a limited access control in the exterior region providing a temporary activate signal. The service panel has a controller and data storage programmed with code and data and control circuitry providing an “ON” control signal to the at least one utility actuator to switch the at least one utility actuator to the “ON” state, and the control circuitry providing an “OFF” control signal to the at least one utility actuator to switch the at least one utility actuator to an OFF state, the control circuitry further providing a re-key signal to the at least one actuator in response to activation of a switch.

A service panel for controlling at least one utility actuator to control the availability of a utility comprises a covered enclosure having an exterior region and an interior region, at least one readily accessible utility control providing ON and OFF request signals and a limited access control in the exterior region providing a temporary activate signal. The service panel has a controller and data storage programmed with code and data and control circuitry providing an “ON” control signal to the at least one utility actuator to switch the at least one utility actuator to the “ON” state, and the control circuitry providing an “OFF” control signal to the at least one utility actuator to switch the at least one utility actuator to an OFF state, the control circuitry further providing a re-key signal to the at least one actuator in response to activation of a switch.