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GMB-803/806/815/830 Waterproof Digital Scale 

Operation Manual 

 

Version 2.2 

 

 

 

 

 

 

 

 

 

 
 

Gamma Scale

 

 

Tel: (905) 455-8333   

Fax: (905) 455-0658 

E-mail: [email protected] 

Website: www.gammascale.com 

Summary of Contents for GMB-803

Page 1: ...GMB 803 806 815 830 Waterproof Digital Scale Operation Manual Version 2 2 Gamma Scale Tel 905 455 8333 Fax 905 455 0658 E mail info gammascale com Website www gammascale com...

Page 2: ...ting temperature 25 C 50 C 1 8 Relative humidity no more than 100 1 9 Water proof design IP66 IP67 1 10 Power supply 9V 800mAAC adapter only 1 11 Display 6 digits 0 56 inch LED 1 12 Display stability...

Page 3: ...value warning 2 6 Units g or Kg Lb 2 7 Low battery voltage indicating 2 8 Voltage saving display mode 2 9 Auto shut off 2 10 Key beep sound selection 2 11 simple rectifying 3 Operation Keys ON a Turn...

Page 4: ...8 7 0 sequence in calibration 4 Operation 4 1 Power on a Adjust the support feet to make sure the scale is under level state it must be used in non vibration condition Note Be sure that the protecting...

Page 5: ...hen the indicating NET light on zero setting doesn t work 4 3 Tare Place the container or packing material on platter then press TARE it will display 0 000 and the indicating NET turns on Press TARE a...

Page 6: ...in several minutes 5 2 If it automatically shut off as soon as it is turned on with DC power it means its battery voltage is seriously low at this time charge the battery at once 5 3 If the working ti...

Page 7: ...ok and battery being charged properly With AC adaptor plugging in Scale display should always stay on 0 000 never go to sleeping mode do not display D How to tell battery been fully charged With AC a...

Page 8: ...ction it must be used under high non vibration conduction 6 2 While weighing place the load in the center of the platter as far as possible 6 3 Never use high corrosive solvents to clean it 6 4 Do not...

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