Zhejiang Sealand Technology Co., Ltd. is a trustworthy manufacturer of LPG Mass Flow Meter, LPG Mass Flowmeter, LPG Flow Meter, LPG Flowmeter, LPG meter, ATEX, IECEx & CE approved.
Sealand have DN03 to DN150 size meters and are developing bigger models. Each meter can be connected with your computer through a USB-to-RS485 converter. The detail steps are as follows. Connect the meter and computer with a USB-to-RS485 converter( converter A+ end to transmitter A+ end, B- to B-, and GND to GDN); turn to device manager of the computer to check COM port connected with meter. Start the software, select the right COM port and click Connect; do not change any other parameters (if you do not know the right one, click Automatic options on the left, click Connect, plug & unplug the transmitter, and then check if it is connected). You can click Connect on the tool bar to disconnect or connect again. It will shown Connected/Not Connected at the bottom of this interface.
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Zhejiang Sealand Technology Co., Ltd. , https://www.sealandflowmeters.com