Hardness of materials for seals
Hardness is the resistance of a body to penetration by another. With materials for seals, this is measured as Shore A. For seals , the chosen degree of hardness would be a Shore A score of between 70
Control equipment
Combination of the regulator and control element ( Figure S 81 ). In hydraulic and open loop control systems it comprises the including the (piloting) valve .
Swelling of sealants
Increasing the volume of an elastomer seal through the action of the hydraulic fluid. The height of the swelling is different, depending on the seal materials . For example, polyamide swells strongly
Idling losses
Idling losses are power losses which occur when the system is not subjected to a load, i.e. when the system is not doing any useful work. Idling losses in, for example, hydrostatic displacement machin
Function chart
according to DIN 40 719 Problem-oriented depiction of the functions of the signal circuit in a control , independent of the type or equipment used, the line routing, the installation location and the
Word processor
Processor with a parallel structure to process words.
Primary actuation
Option to confirm on a device which takes precedence over the other actuation.
Monitoring
Review of certain variables in terms of complaints with predetermined values, ranges or switching states. The variables to be monitored can be measured directly or may be the result of an evaluation (