AND U0-200 Setup & Operation Manual Download Page 18

Page 7-2 

 

7.2 KEYBOARD

 

 

The keyboard is composed of five function keys. Refer to Figures 7-2 for the overall layout and key 
locations.   

 

FIGURE 7-2: Function Keys Layout 

 
 

7.2.1  FUNCTION KEYS  

 

 

Units 

– This key toggles the indicator between lb and kg if enabled in the User (“A”) menu. 

See Chapter 5 for more information.   

 

Zero/OFF 

- When held for six seconds shuts the indicator off. Otherwise, this key sets the in-

dicator to display zero provided the following conditions are met: 
1.  The indicator is displaying Gross weight. 
2.  The displayed weight is within the zero reset range that is programmed in F4 of the Setup 

(“F”) Menu. 

3.  The scale is not in overload (see Appendix B for error codes). 

 

Net/Gross

 - This key toggles the indicator between Gross weight and Net weight only if a 

Tare has been established. 

 

Tare 

- This key is used to establish a Tare provided the following conditions are met: 

1.  The indicator is not at or below Gross zero. 
2.  The scale is not in overload (see Appendix B for error codes). 

 

ON/Print –

 When off, turns the indicator on. The Print function is not available on the UO-

200. 

 

 

 

7.3  GENERAL SCALE OPERATION 

 

7.3.1  WEIGHING AN ITEM 

 

 

1.   Select the desired weighing unit by pressing the UNITS key until that unit is indicated on 

the display. 

 

2.  If necessary, press the ZERO/OFF key to obtain a weight reading of zero.  

 

3.  Place the object to be weighed on the scale’s platter and allow the weight indication to 

stabilize. If the item weight exceeds the scale’s weight capacity, it displays “

000000

”. 

 

4.  Read the weight shown on the display. 

 

UNITS

 

 ZERO

OFF

NET 

GROSS

 TARE 

ON    

PRINT 

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Summary of Contents for U0-200

Page 1: ...5 2005 A D Weighing Contents subject to change without notice A D Weighing 1555 McCandless Drive Milpitas CA 95131 Tel 800 726 3364 Fax 408 263 0119 E mail scales andweighing com Web www andweighing c...

Page 2: ...in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions manual may cause harmful interference...

Page 3: ...otes on the Setup Menu 3 2 3 2 4 Exiting the Setup 3 2 3 3 User A Menu 3 3 3 3 1 Entering the User Menu 3 3 3 3 2 Navigating in the User Menu 3 3 3 3 3 Notes on the User Menu 3 4 3 3 4 Exiting the Use...

Page 4: ...on Value F19 6 3 6 6 Key in Span Calibration Value F20 6 3 Chapter 7 Operation 7 1 7 1 Display 7 1 7 1 1 Liquid Crystal Display LCD 7 1 7 2 Keyboard 7 2 7 2 1 Function Keys 7 2 7 3 General Scale Opera...

Page 5: ...ntered via the front panel keys including calibration The UO 200 is powered with six C cell alkaline batteries not included An AC adapter option is also available Prior to using the UO 200 please read...

Page 6: ...ector into the load cell port on the rear panel of the indicator 2 1 2 CONNECTING THE POWER SUPPLY 1 Obtain six 6 alkaline C UM 2 batteries and install them into the battery compartment located at the...

Page 7: ...opposite position See Chapter 2 for location of the Setup Calibration Switch 3 Power on the UO 200 The indicator shows F 1 to indicate that you are in Setup Menu mode 3 2 3 NAVIGATING IN THE SETUP MEN...

Page 8: ...o begin Figure 3 2 Setup Menu Chart 3 2 4 NOTES ON THE SETUP MENU 1 There is also an F21 sub menu present that is for FACTORY USE ONLY 2 Detailed descriptions of the setup menu parameters can be found...

Page 9: ...Chart shown in Figure 3 4 on the following page 1 To move to a new A heading use the TARE left or ON PRINT right key to move right or left in the User Menu Chart 2 To move to the selection level pres...

Page 10: ...Enable 0 1 A16 Time Format 0 1 A17 Time Entry A18 Data Enable 0 1 A19 Date Format 0 1 A20 Date Entry Press ZERO key to begin Press ZERO key to begin 1 2 Figure 3 4 User Menu Chart 3 3 3 NOTES ON THE U...

Page 11: ...evel at which motion is detected by comparing the present display update with the previous one If motion is not detected for two seconds or more scale is in standstill and can process a Print or Zero...

Page 12: ...1 Factory Reset This sub menu will reset all parameters in the F and A menu to the default settings USE WITH CAUTION Press the ZERO key twice to exe cute 4 2 SETUP MENU PROCEDURES This section provide...

Page 13: ...down one level begins the sequence 0 Disabled Always ON 0 30 2 5 2 USER MENU PROCEDURES USER MODE KEY FUNCTIONS ZERO GROSS NET TARE PRINT SET UNITS Figure 5 1 User Menu Key Assignments 5 2 1 Auto Powe...

Page 14: ...oll down once using the ZERO key to enter zero calibration menu The display will momentarily show C 0 followed by a value This value is the internal A D count and can prove useful when trying to troub...

Page 15: ...in weight is smaller than 1 of the full capacity of the scale Change the calibration test weight or check the input data Err2 The internal resolution of the scale is not high enough to accept the cal...

Page 16: ...e obtained from a successful F17 calibration procedure must be used 1 While in the Setup mode scroll to F 20 then scroll down once using the ZERO OFF key The indicator will prompt you to enter the inf...

Page 17: ...t is active when ever the displayed weight is within 0 25 divisions of true zero N Indicates that the indicator is displaying net weight G Indicates that the indicator is displaying gross weight T Ind...

Page 18: ...ndicator between Gross weight and Net weight only if a Tare has been established Tare This key is used to establish a Tare provided the following conditions are met 1 The indicator is not at or below...

Page 19: ...y press the ZERO OFF key to obtain a weight reading of zero 3 Place the empty container on the scale s platter and allow the weight indication to stabi lize 4 Press the TARE key The display shows zero...

Page 20: ...rage in EEPROM Excitation Voltage 3 3 VDC 4 x 350 load cells DIGITAL SPECIFICATIONS Microcontroller TI MSP430F447 Program Memory 32K x 8 internal to C SRAM 1Kx 8 internal to C EEPROM 256 x 8 external...

Page 21: ...ration Mode F17 Keyed in weight value is less than 1 of full scale capacity Use a larger test weight or check keyed in value Err 2 Span Calibration Mode F17 There is not enough load cell signal to pro...

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