For the connection of the Bowden cable coming from the pedal with the Bowden cables leading to the wheel brakes, the foot parking brake for vehicles has a connection element by means of which the cables are connected with one another. The host controller is used to control an electronic apparatus implemented with the host controller. The CAC logic generates a vector of phase values by comparing the reference signal with the respective signals received by a calibration receiver. The drilling fluid is mixed with the coagulant, the polymer solution, the oil, and the water in any order to provide an input fluid. Methods of operating the server provide assurance that alarm indicating messages are forwarded to a monitoring station for evaluation by an operator even where a local monitoring system has been damaged or compromised. An equivalent charge resistance is determined based on predetermined equivalent charge resistance data, and an effective no load charge voltage is determined based on predetermined effective no load charge voltage data.