| Subject | English | Spanish |
| IT, transp. | master controller | regulador principal |
| commun., transp. | master controller | centro de control de tráfico |
| commun., transp. | master controller | centro de regulación |
| transp., el. | master controller | combinador contactor |
| transp. | master controller | controla |
| el. | master controller | manipulador |
| transp., el. | master controller | controler |
| transp., el. | master controller | combinador manual de mando |
| transp., el. | master controller | manipulador regulador |
| commun., transp. | master controller | centro de control |
| IT, transp. | master controller | controlador maestro |
| commun., transp. | master events sequence controller | controlador maestro de secuencia de eventos |