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Continue to ChatAcksys AD400Ei - RS232 -> RS422/RS485 Isolated Converter, Acksys https://www.concretespares.ie/product/acksys-ad400ei-rs232-rs422-rs485-isolated-converter-acksys/
Acksys AD400Ei - RS232 -> RS422/RS485 Isolated Converter, Acksys https://www.concretespares.ie/product/acksys-ad400ei-rs232-rs422-rs485-isolated-converter-acksys/