S7-300 CP 340 RS232 communication processor
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6ES7340-1AH02-0AE0 – S7-300 CP 340 RS232 communication processor is a CP 340 communication processor for SIMATIC S7-300. The 1AH02 version provides an RS232C / V.24 interface for connecting serial devices to the controller.
CP 340 modules are available with different physical interfaces. For replacement, verify the complete order number, transmission parameters and communication-program configuration.
Manufacturer documentation and product information are available from Siemens Industry Online Support. Related products in the POLRAD catalog: 6ES7341-1AH02-0AE0, 6ES7352-1AH01-0AE0.
For service replacement, compare the complete catalog number and device parameters with the machine documentation. If you are unsure, send us the marking from the installed module and we can help verify the correct variant.
