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2. Operation H7-BM1 is equipped with 3 buttons and LCD display. K1 button is located externally near LCD display. K2 and K3 buttons are located internally as showed in the following picture. The display is normally off, it can be turned on by pressing the K1 key. K1 button is used in normal operating mode, for switching the display view to another channel.
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Setting the pulse value Comply to the following instructions to set the pulse value: → A. Press K1 so that the name of the desired channel appears in the form, for example, ”ch1”; → B. While it is displayed, our example, “ch1” press K3; the number of pulses per unitshown on the display appears and the youngest digit starts flashing.