New FMB130 is the first advanced vehicle tracking system with programmable DIN/AIN/Negative/Impulse input. With these new features, you can have one tracking system for much wider range of use cases.
FAQ
Q: How does this negative input work?
A: Negative input (ground sense) purpose is to detect ground when it‘s connected. There won‘t be needed to connect a power supply to external accessories that digital input could sense a change of a signal.
More information about negative digital input could be found in teltonika wiki:
https://wiki.teltonika.lt/view/FMB130_Negative_Input_Usage_Scenario
Q: How does it "facilitate" the support of accessories during their operation?
A: This functionality let to use ground connection, which helps to monitor vehicles states as door or seat belts, or you can connect panic button which will inform you to the server that something is happened and panic button was pressed.
Q: How to connect and configure it?
A: The external accessories should be connected to DIN2 wire and from configuration need to choose in System - > Input mode -> Ground sense.
Q: what are the main purpose of the negative input?
A: The main purpose is to connect to seat belts or to doors (open or closed) to get negative input, to know if the seat belts is attached or detached.
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