Sea surface temperature issue

clarkl

New member
Took delivery of a new boat a few months ago. I have a TZT3 12" and 9" with a B265 transducer. It's seems like I'm getting a periodic average sea temp. Temperature will not move at all for around 15-20 minutes. I mean zero variation. It will then bounce around by a tenth or so for a couple minutes and go back to showing a constant temperature. Is this a setting I can adjust for more of a connection or transducer issue?
 
There is a calibration setting where you can offset your water temp if you find it is slightly off. The sensor airmar uses in that transducer is not consider precision temp and there is no setting that allows it to be better or worse (no temp smoothing). Normally if damaged the temp sensor would be way off or not working. Water in one area won't be changing a lot over a period of time typically. If you take the boat out and the temp never changes off the shown number, then there might be a problem. Is the transducer directly connected or is it going to an external sounder like the DFF1-UHD?
 
Water temp seems to be pretty close when it's updating. My depth and temperature readings both got stuck my last trip out. We came off plane and display was still showing a depth at 70 feet and water temp in the 60s. We had passed that probably 45minutes prior to when I looked. We were in 250' of water. What was weird was the sounder was still marking bottom well but the displayed depth wasn't changing. I restarted the displays and it started to work again showing the correct depth of 250 and water temp in the mid 70s.
 
If you lose something data wise it can be helpful to check your data source selection to see if the machine is cycling thru looking at other sources or locking on to something else. If the sounder is getting a good bottom but digital depth of THAT sounder isn't there, your bottom level setting is likely set two high. Lowering the bottom level will normally bring in the depth numbers.
 
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