DVP-ES3 Series Programming Manual Example 4 When M0 is ON, the instruction loads the setting value 1000 to the timer T5. When the value of T5 is 500 and M0 switches from OFF to ON, T5 counts up from 500 to 1000, and the contact of T5 is ON (accumulative). Additional remarks When you declare the operand S1 in ISPSoft, select the data type TIMER for the general T timer. For an accumulative ST timer, specify the ST device. _6 6-272