The PCM-04 multifunctional time relay is used to implement time functions in automation and control systems. It has 10 independent operating modes triggered by the supply voltage or an external trigger impulse (coming from the L or N line). It is characterized by a very wide range of time settings and permanent on and off functions. It is possible to change the mode without waiting for the current cycle to end. Time setting range t: discrete 0.1 - 1 s; discreetly 1 - 10 s; discreetly 0.2 - 1.7 min; discreetly 1 - 10 min; discreetly 0.2 - 1.7 h; discreetly 1 - 10 h; discreetly 0.4 - 4.2 days; discreetly 1 - 10 days.