Special Keypad Functions

TM 5-3895-374-24-1 GP470FA [SELECT] Is described throughout the manual when used in sequence with other keys this key selects special functions as well as entering Calibration functions and Parameters. When used by itself, this key operates a one item totalizer. Each time the [SELECT] key is pressed, the displayed weight (gross or net) will be accumulated in the totalizer. The display will flash ’Add’ and return to the displayed weight. See special functions 10 and 11 for displaying and clearing the accumulated total. Note that the totalizer accumulates any displayed weight. Do not switch between Lbs, and Kg while totalizing, otherwise the total will be incorrect. If an optional printer is connected, Operation of the [SELECT] key will cause the displayed weight to be printed. (See also special function 10.) Special Keypad Functions All of the special keypad functions are selected using a two-step procedure. The special functions are shown on the number keypad. Please note that there are many functions which are not listed on the keypad. These will be explained further on. To select a special function, first press the number key for that function, then press [SELECT]. For example, to test the indicator’s display PRESS - [8/TEST] [SELECT] All of the special functions are described below. Do not forget to press [SELECT] after pressing the key for the function you wish to operate. [1/CH 1] Selects the display to show Channel 1. [2/CH 2] Selects the display to show Channel 2. [3/CH 3] Selects the display to show Channel 3. [4/TOTAL] Selects the display to show the sum of any channels which are in use. The indicator lamps will show which channels are being summed. [5/SCAN] Selects the display to cycle between the individual channels Each channel will be displayed for three seconds To stop the scanning select a single channel - i e. [1] [SELECT] [6/GROSS NET] Selects between the gross weight (actual scale weight) and net weight (gross weight minus entered tare valuer. The ’NET’ indicator lamp will be on when the net weight is being displayed. (7/LB KG] This key alternates between weight being displayed in pounds or kilograms. Each press of the key toggles the display. The ’LB’ or ’KG’ indicator lamps will show which units the display is in [8/TEST] The Test mode allows the verification of the indicator displays Each time Test is selected, the display will momentarily show ’888888’ and all the status indicator lamps will be on. [9/CAL] Selects the Calibration mode. Operation of this mode is described in detail in Section III. Special Functions not listed on Keypad The following special functions require a two digit entry followed by the SELECT key, e.g. for function [10] press [1], then press [0], then press [SELECT]. [10] Displays the accumulated total when the indicator is used in the accumulating mode (see [SELECT] key). This function also causes the accumulated total to be printed on any optional recording device. [11] Clears the accumulated total (see [SELECT] key). [13] Displays the current stored tare value (see [TARE] key). (page 3-56)