Connecting Yaskawa V1000 Inverter via RJ45 Cable: RS 232 to USB Setup Troubleshooting

Question:

I attempted to establish a connection with an inverter using an RJ45 cable and verified the communication setup thoroughly. I ensured that the address, baud rate, parity, and COM port were all correct. Although I successfully connected through RS 485, I am now seeking assistance in connecting via RS 232 to USB using an RJ45 connection. If anyone has any suggestions, please share them with me.

Top Replies

Consider replacing the converter you currently have with one that features an FTDI chip or a Tripplite USA-19HS. It is advisable to steer clear of devices with Prolific chips as they may not offer the best performance. FTDI serial adapters can be purchased directly from FTDI's official website to ensure authenticity and avoid any issues with counterfeit chips in your serial device. This way, you can guarantee a reliable and stable connection for your setup.

Sure, I appreciate the information. I plan to purchase the product and conduct further testing to see how it performs.

From what I understand, you're trying to use a serial RS232 to USB converter for RJ45 connectivity. As you already know, RS232 uses different signaling schemes than RS 485. For troubleshooting, I would first make sure that your converter is working correctly - you can test it with another device if available. Additionally, check whether your inverter supports RS 232 signals. Just to be sure, double-check the pin configuration as well, because RJ45 to DB9 or DB25 may have different mapping based on the RS232 standard. If you still face issues, providing more details about the hardware involved may help us better understand the problem.

It sounds like you've got a good handle on the setup so far. One common issue in this scenario can often be your RS232 to USB converter driver. Make sure you have the correct and updated drivers for your converter. If you have verified this and are still having issues, a simple cross-over or "null modem" cable could be the answer. It essentially swaps the transmit and receive lines, which can be helpful in cases where DTE/DCE isn't clearly defined. Good luck in getting it sorted!

It sounds like you have most of the basics down right. One thing you have to ensure while using an RS 232 to USB is that you've installed the correct drivers for the adapter. And don't forget, you might need a Null Modem Cable or adapter between the converter and the device you're connecting to. Lastly, make sure your software is configured correctly for the COM port assigned to your USB to RS232 adapter.

It sounds like you've done a thorough job checking your basic parameters. When shifting from RS485 to RS232, it's important to double-check your wiring as they have different pinouts; and ensure that your USB adapter is RS232 compatible. In some cases, the issue might be with the driver software of the USB to RS232 converter. Having a converter with a reliable chipset like FTDI can also make a difference. Remember RS232 doesn't support long cable distances like RS485, so ensure your cable length is within range.

It sounds like you've done a solid job troubleshooting your setup! For connecting via RS-232 to USB using an RJ45, make sure you're using a suitable RJ45 to DB9 adapter that maps the pins correctly for RS-232. Additionally, check the driver for your USB-to-RS232 converter—sometimes the drivers need to be manually installed or updated for everything to work smoothly. If you're still having issues, it might be worth testing your adapter with a different device to rule out hardware problems. Good luck!

It sounds like you’ve done a great job troubleshooting your connection! When trying to set up RS 232 to USB through an RJ45, make sure you’re using the right pinout, as those can differ between devices. Also, using a high-quality USB to RS 232 converter can make a big difference. If you haven’t already, try checking the drivers for your converter as well—sometimes they need to be manually updated for compatibility. Good luck, and I hope you get it sorted!

It sounds like you've made great progress with the RS 485 connection! For connecting via RS 232 to USB using an RJ45, double-check that you have the right pinout for your RJ45 to ensure that each wire is mapped correctly to the RS 232 standard. Sometimes people overlook that since RJ45 can have different pin mapping configurations. Also, make sure your USB-to-RS232 adapter is working properly by testing it with other devices or cable configurations. If you have access to a serial terminal program, using that can help you quickly diagnose any communication issues too. Good luck!

It sounds like you've done a great job verifying the initial setup! For connecting RS 232 to USB via an RJ45 cable, make sure you have the right adapter and check the pinout configuration, as it can differ between devices. Sometimes, using a terminal software like PuTTY or Tera Term can help in troubleshooting the connection by allowing you to test different settings. Also, double-check if your USB-to-RS232 converter requires any specific drivers or software to function properly. Good luck!

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Frequently Asked Questions (FAQ)

FAQ: 1. How can I connect a Yaskawa V1000 Inverter via RS 232 to USB using an RJ45 cable?

Answer: - To connect a Yaskawa V1000 Inverter via RS 232 to USB using an RJ45 cable, you need to ensure the correct settings for address, baud rate, parity, and COM port. You may also need the appropriate converters or adapters to establish the connection properly.

FAQ: 2. What troubleshooting steps can I take if I am having issues connecting via RS 232 to USB using an RJ45 cable?

Answer: - If you are facing difficulties in connecting via RS 232 to USB using an RJ45 cable, you can double-check the settings, verify the cable connections, and ensure that the converters or adapters are functioning correctly. It may also be helpful to consult the user manual or seek assistance from technical support.

FAQ: 3. Is it possible to connect to the inverter successfully through RS 485 but not via RS 232 to USB using an RJ45 cable?

Answer: - Yes, it is possible to establish a connection with the inverter through RS 485 but encounter challenges when trying to connect via RS 232 to USB using an RJ45 cable. This could be due to different communication protocols or settings required for each type of connection.

FAQ: 4. Are there any specific recommendations for connecting a Yaskawa V1000 Inverter via RS 232 to USB setup?

Answer: - When connecting a Yaskawa V1000 Inverter via RS 232

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