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You might have good luck just like the rest of consumer products in our world always some issues.Great and guess what I just acquired for salinity - Just wonderful !
Check batteryI bought this and just received today and it wont even calibrate at all did everything instructions told me and every time i try to calibrate says Err message very disappointed in this product guess i just need to stick with normal refractometer.
battery was at 100%Check battery
even tryed using every packet of solution to make sure it wasn't a bad batch it read temperature fine and turned on and everything but as soon as i tried calibrating instant err every time made to sure to dip in io water and wiped down to before trying again.Check battery
May have to call hannaeven tryed using every packet of solution to make sure it wasn't a bad batch it read temperature fine and turned on and everything but as soon as i tried calibrating instant err every time made to sure to dip in io water and wiped down to before trying again.
I’m having same issue. Have to calibrate every single time and sometimes it will say error while trying to calibrate. So frustrating.Hi All,
I wanted to ask on here if any one has been having issues with Hanna's Salinity checker HI98319. It was working like a champ for the first couple of months with regular calibrations every month. Now it is not staying calibrated to save its life! I have used a few other checks (refractometer, Hanna refractometer) and those are consistent. The deviation between just a few day is .05 Specific gravity depending on the day, basically rendering this thing useless unless I wanted to calibrated it everyday. Now I understand there is a difference between the refractometer and conductivity but I would expect this thing to stay calibrated for more than a day. Below I have included a conversation I had with their customer support that seemed odd for some additional context. My questions to you all are: is anyone having this problem? Should I really pay to send it to them for diagnosis or just go a different route? I find really hard to believe that I need to have this thing calibrated every time I don't want a reading that is extremely off. Full disclosure there was additional emails sent but did not see the need to include those as he just gave me their shipping information and reference articles on the different between salinity measurement tools.
Me:
"Hello,
I wanted to reach out as I am having some issue with the HI98319 Salinity Checker. My issue is it will not stay calibrated for longer than a few days. I have followed the instructions to the letter especially for storage. The deviation I am getting from the instrument is .05 below what I compare it to, which is a standard refractometer and your HI96822 both calibrated before the test. Below I have included the instructions required information for contacting you.
Model Number: HI98319
S/N: LA02500683
Date of Purchase: 3/13/19
Thank you,
Nick
Hanna:
"Nick,
There specific days it should stay calibrated. The manual recommends you calibrate whenever high accuracy is required.
I can issue you a RMA# if you want to send the meter into us for evaluation. Give me your shipping information."
Best Regards,
Pete Smith
Tech Service Representative
I've had mine for about a year and not having this issue so I'd say defective unit, if you just got it (or at least still in warranty).I’m having same issue. Have to calibrate every single time and sometimes it will say error while trying to calibrate. So frustrating.
I would contact Hanna as Mine is always on track. I do rinse in RO water after each useI know this is an old thread, but still a very apparent problem with Hanna products. I have both their Salinity and PH meter, both less than a year old. Neither will hold calibration, and as a result have introduced wild swings and significant coral deaths in my tank before I realized it is the Hanna products failing.

