Table 7.1 (continued) 45 Name of the mode Input functions Principle of operation Illustration Input 3 - reset Input 4 - block • if the setpoints have the same sign, counter resets after reaching the setpoint, that is larger by module. {t1–t2} – the decrease in the value of the counting register (impulse appears at the counting input 2); t3 – moment of switching of output 2 in case of coincidence of values of the counting register and setpoint 2; t4 – moment of switching of output 1 in case of coincidence of values of the counting register and setpoint 1