SMC Networks PFMC7501-L Operation Manual page 41

Input of set values
c, When accumulated output mode is selected.
Selection of accumulated increment or decrement.
Press the UP or DOWN button to select.
Press the SET button to set.
The sub screen (right side) displays the set value.
Change it with the UP and DOWN buttons.
Press the SET button to set.
Move on to display colour setting. (page 41)
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Move on to the input of set values.
No.PF※※-OMY0002