TD-150: Difference between revisions
→Checking the connection between the sensor and the tracker via RS-485
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[[File:Wire mode settings.png|frameless|572x572px]] | [[File:Wire mode settings.png|frameless|572x572px]] | ||
- '''Passive RS485''' should be selected when you plan to connect to line A and B of the tracker's RS-485 interface. The tracker must have the function of polling sensors, for example, requesting information from them. The tracker must be able to | - '''Passive RS485''' should be selected when you plan to connect to line A and B of the tracker's RS-485 interface. The tracker must have the function of polling sensors, for example, requesting information from them. The tracker must be able to poll sensors in accordance with the '''LLS protocol'''. | ||
- '''Frequency mode''' is used when connecting to a GPS tracker to inputs that can receive and read signals in the range '''300 Hz … 1323 Hz''' or '''300 Hz … 4395 Hz'''. | - '''Frequency mode''' is used when connecting to a GPS tracker to inputs that can receive and read signals in the range '''300 Hz … 1323 Hz''' or '''300 Hz … 4395 Hz'''. | ||
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[[File:Wired set parameters mobile.png|frameless|798x798px]] | [[File:Wired set parameters mobile.png|frameless|798x798px]] | ||
- '''Passive RS485''' should be selected when you plan to connect to line A and B of the tracker's RS-485 interface. The tracker must have the function of polling sensors, for example, requesting information from them. The tracker must be able to | - '''Passive RS485''' should be selected when you plan to connect to line A and B of the tracker's RS-485 interface. The tracker must have the function of polling sensors, for example, requesting information from them. The tracker must be able to poll sensors in accordance with the '''LLS protocol'''. | ||
- '''Frequency mode''' is used when connecting to a GPS tracker to inputs that can receive and read signals in the range '''300 Hz … 1323 Hz''' or '''300 Hz … 4395 Hz''' | - '''Frequency mode''' is used when connecting to a GPS tracker to inputs that can receive and read signals in the range '''300 Hz … 1323 Hz''' or '''300 Hz … 4395 Hz''' | ||
- '''Active RS485 mode''' should be used if the tracker has an RS-485 connection interface, but cannot independently | - '''Active RS485 mode''' should be used if the tracker has an RS-485 connection interface, but cannot independently poll the sensor, for example, request information from it; the sensor will send its readings independently every 2 seconds.<blockquote>'''<big>Note: The analog output of the TD-150 is always active on the green wire in the 0.2-9V range, there is no need to turn it on separately</big>'''</blockquote> | ||
=== '''<big>Setting the range</big>''' === | === '''<big>Setting the range</big>''' === | ||
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Also, check HEX or ASCII depending on the format in which information from the sensor will be transmitted. For all sensors except the TD-600 configured in RS-232 mode, you must select HEX. | Also, check HEX or ASCII depending on the format in which information from the sensor will be transmitted. For all sensors except the TD-600 configured in RS-232 mode, you must select HEX. | ||
After connecting the converter correctly, select the COM port and click Connect. If the sensor is polled by the | After connecting the converter correctly, select the COM port and click Connect. If the sensor is polled by the tracker and responds, then everything is in order. | ||
[[File:Sensor responds to the terminal via RS-485.png|none|thumb|572x572px|'''<big>Sensor responds to the terminal via RS-485</big>''']] | [[File:Sensor responds to the terminal via RS-485.png|none|thumb|572x572px|'''<big>Sensor responds to the terminal via RS-485</big>''']] | ||
If there is no communication between the two devices, try polling the sensor manually. | If there is no communication between the two devices, try polling the sensor manually. | ||
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In order to calculate the checksum, you can go to the '''[https://crccalc.com/ crccalc]''' website and enter your request without the '''$''' sign, select HEX, CRC-8/MAXIM and click Calc CRC-8 | In order to calculate the checksum, you can go to the '''[https://crccalc.com/ crccalc]''' website and enter your request without the '''$''' sign, select HEX, CRC-8/MAXIM and click Calc CRC-8 | ||
[[File:CRC calculation for address 255.png|none|thumb|665x665px|'''<big>CRC calculation for address 255</big>''']] | [[File:CRC calculation for address 255.png|none|thumb|665x665px|'''<big>CRC calculation for address 255</big>''']] | ||
If the sensor is polled by the | If the sensor is polled by the tracker and responds, then everything is in order. | ||
If the sensor does not respond to the | If the sensor does not respond to the tracker, but responds to a request you send manually, you should check your tracker's RS-485 ports. | ||
If the sensor does not respond to anything, the standard FLS diagnostic procedure should be carried out. | If the sensor does not respond to anything, the standard FLS diagnostic procedure should be carried out. | ||