If the pre-set limiting value of any of the parameters being monitored was exceeded the watchkeeper was informed by means of an alarm, and he then made the necessary corrections.
Ukuba iqondo elilinganisa iseti yangaphambili yabo nabuphina ubuninzi obungatshinishiyo kwimeko ethile kodwa bungafani kwezinye iimeko ezijongiweyo ezedlule umlindi zaziswe ngovuso, yandule ukwenza izilungiso ezifanelekileyo.