Siemens 6ES7 350-1AH03-0AE0 Speed meter module, used
SIMATIC S7-300, FM 350-1: 1CH HIGH COUNTER, UP TO 500 KHZ, INTERFACE FOR CONNECTING 5V OR 24V INCREMENTAL POSITIONING SENSORS, ISOCHRONOUS SUPPORT,
SIMATIC S7-300, FM 350-1: 1CH HIGH COUNTER, UP TO 500 KHZ, INTERFACE FOR CONNECTING 5V OR 24V INCREMENTAL POSITIONING SENSORS, ISOCHRONOUS SUPPORT,