Siemens 6ES7350-1AH01-0AE0 is a SIMATIC FM 350-1 single-channel counter module for the S7-300 family. It provides one counter channel to count pulses or events in automation tasks when mounted in a compatible S7-300 rack, supporting basic process monitoring, batching, and position-sensing applications. The device is documented by Siemens as FM 350-1 (1-channel) and carries the order number 6ES7350-1AH01-0AE0.
