Table of Contents 3.4 Keyboard functions 110 3.5 Overview of Operating Elements 112 4 Programming presets, correction values, prescaler and signal times 113 4.1 Overview of programming the presets, correction values and prescaler 113 4.2 Programming presets, correction values and prescaler 114 4.3 Programming the signal times 116 5 Description of the Pulse Counter 118 5.1 Description of the Pulse Counter 118 5.2 Signal diagrams – counter input signals 123 5.3 Signal diagrams – counter output signals 126 5.4 Programming the counter function codes 128 6 Replacing the 0721.1 with 0721.2, .3, .4 136 6.1 Replacing the 0721.1 with 0721.2, .3, .4 136 6.2 Changes on wiring at the plug-type connectors 138 6.3 Changes on the switch- and potentiometer settings 150 86