background image

 

 

Step 3 :   

Press the " CAL. Button " ( 3-2, Fig. 1 ) once again, 

display value of " 1000.0 g " will flash 6 times, then the 

calibration procedures are finished completely & balance 

is ready for the measurement accurately. 

3) 

Calibration under the 500 gram standard weight

 

a)  Power on the scale until the display show zero value. 

Apply the 500 gram standard to the center of the 

platform gently. If the scale is not accurate, then may 

show the weight value around 500 g ( for example 499.75 g 

, 500.25 g

 ..... 

b) 

 

Step 1 :   

Press the " CAL. Button " ( 3-2, Fig. 1 ) once, 

display will show the value of " 500.00 g " 

 

Step 2 :   

Press the " CAL Button " ( 3-2, Fig. 1 ) once again, 

display value of " 500.00 g " will flash 6 times, then the 

calibration procedures are finished completely & balance 

is ready for the measurement accurately. 

 

Consideration of Self-Calibration : 

*  The internal Self-Calibration value is saved to the 

internal EEPROM circuit permanently. Once power off then 

power on, the calibration value will be not disappeared . 

*  After make the self calibration, measure the 500 g or 1000 g 

standard weight again, if the display value existing few 

counts deviation,  it is  normal. However  within few hours, 

the balance will be kept under a high accuracy condition. 

Those accuracy will be even better than the published 

specification ( refer page 2 ). 

*  Under the status of " oz " unit, still can use the weight of 

500 g or 1000 g to make the calibration. However the " g " 

marker will disappear. 

Содержание GM-1500P

Страница 1: ...CE marks a step forward for you into the field of precision measurement Although this DIGITAL BALANCE is a complex and delicate instrument its durable structure developed Please read the following ins...

Страница 2: ...3 3 4 Display 3 3 5 Power Switch 3 3 6 Rubber Pads 3 3 7 Battery Cover Compartment 3 3 8 DC 9V Receptacle 3 3 9 RS232 Output Socket 3 3 10 Unit Switch 3 4 PLATFORM INSTALLATION 4 5 WEIGHT MEASURING PR...

Страница 3: ...rcuit permanently even power off High precision counting scale function RS 232 computer interface Accept battery or AC DC adapter power source two way power supply Built in level bubble the adjustable...

Страница 4: ...t Microprocessor circuit Auto Calibration Use 500 g or 1000 g standard weight to execute self calibration automatically Operating Temperature 0 to 50 32 to 122 Operating Humidity Less than 80 RH Size...

Страница 5: ...3 3 FRONT PANEL DESCRIPTION Fig 1...

Страница 6: ...utton function A Button 3 3 Tare Button function B Button 3 4 Display 3 5 Power Switch 3 6 Rubber Pads 3 7 Battery Cover Compartment 3 8 DC 9V Receptacle 3 9 RS232 Output Socket 3 10 Unit Switch 4 PLA...

Страница 7: ...e left position will set to oz unit but the LCD display will not show any marker 3 Turn the Power Switch 3 5 Fig 1 to the On position 1 On 0 Off The Display 3 4 Fig 1 will show 8 8 8 8 8 for a few sec...

Страница 8: ...on again 6 SELF CALIBRATION 1 Please prepare the following optional Standard Weight 500 gram standard weight optional or 1000 gram standard weight optional 2 Calibration under the 1000 gram standard w...

Страница 9: ...nce again display value of 500 00 g will flash 6 times then the calibration procedures are finished completely balance is ready for the measurement accurately Consideration of Self Calibration The int...

Страница 10: ...e finger away from function A Button 3 Step 2 Push the function A Button 3 2 Fig 1 once a while again then the bottom left corner of LCD will show the COUNT marker At the same time the LCD will show n...

Страница 11: ...ice and freeze the set counting no then take away the sample units Now the balance is ready for counting the sample counting units already change to new value Consideration Under the counting function...

Страница 12: ...mpartment replace the battery cover 9 DC 9V AC DC ADAPTER OPERATION Adapter is optional accessory 1 The scale will also be operated by the household ACV power source 110 220 240 ACV with a DC 9V AC DC...

Страница 13: ...the PC serial input The 16 digit data stream will be displayed in the following format Each digit indicate the following status D0 End Word D1 D8 Display reading D1 LSD D8 MSD For example If the displ...

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