Z7128 | HIMA CABLE PLUG

The module contains a redundant, safety-related processor system.Because of this, all thetests are executed directly on the module.The main test routines are:Linearity of the A/D convertersoverflow of the A/D convertersCross talking between the eight input channels-Function of the input filters-Function of the l/O bus communicationCables for power supply shall be locally separated from the input circuits,Application of a suitable earthing must be regarded,- Measures against rising of the temperature have to be taken outside of the module, e. g.fans in the cabinet,-Recording events in a logbook for operation and maintenance.A maintenance of the module is not required. In case of fault there is a switch-off. The failedmodule must be replaced.