Dear all customer, when your GVDA Suga Brix meter Model GD316 GD317 have below several errors as bleow pls check how to solve it , and below solution may help you during your using:
ERR1: Need re-calibration
ERR2: Over range
ERR3: Sample quantity is not enough
ERR4: Samples wrong
Other: Contact Seller
Below is our GVDA New arrive Sugar Brix meter, you like it? or contact with me :
Email: marketing@gvdasz.com
