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PH meter SKU SEN0161 v1.0

userHead Account cancelled 2021-07-22 17:27:43 424 Views0 Replies
Hello All,
I am using PH meter SKU SEN0161 v1.0.
I calibrated my device with pH7 and the voltage for pH7 is 1.89.
Whenever i put my ph sensor in ph4 solution, it drop down the value
Voltage:0.23 pH:1.20
and for pH5 solution it shows below value.
Voltage:0.66 pH:2.70

Can somebody will help me in this regards?
Thanks in advanced.