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The on-site tanks are empty, but the control panel shows 100%, and the measured current is 3.5 mA. What’s the issue here? The guide rod also doesn’t appear dirty; the medium used is water. We plan to conduct a circuit test this afternoon. Please, experienced experts, offer some guidance – thank you
This situation may be due to an incorrect setting of the measurement range for the radar level gauge, or faulty parameter settings. Another possibility is that there is a problem with the sensor connection wires. When performing loop testing, please check the device’s parameter settings and measurement range, and ensure that the connection wires are in good condition. Additionally, it is recommended to perform regular maintenance on the equipment to ensure its proper operation. If the above methods cannot resolve the issue, it is recommended to contact the manufacturer or a professional technician for assistance. -
How many wires does your guide rod radar have? Is the central control simulation turned on?
It’s a two-wire system; we’re on-site, so how should operations be carried out at the control center?
You’re welcome; I hope it helps you. If you have any other questions, feel free to ask me at any time. -
This post was last edited by tiger2010 on 2023-3-7 at 12:07. It should be a two-wire system; that’s not right. Does the on-site header show whether there are photos? Is it communication that is used between the field terminals and the central control cabinet, rather than 4–20mA?
4–20mA, and there’s no issue with the cabinet mounting hardware either
Just casually asking, is there a setting for Namur NE43? A current of 3.5 mA seems a bit low……
Oh, then go do the loop test check; maybe it’s really as the person on the second floor said