Siemens PLCs SIMATIC S7-300 Counter module FM 350-1 6ES7350-1AH03-0AE0 - United Automation
6ES7350-1AH03-0AE0 PLC Simatic S7-300 FM 350-1 Counter Module 6ES73501AH030AE0 _ - AliExpress Mobile
Product Details - Industry Mall - Siemens WW
Specifying direct I/O access to the FM 350-2, 2 channels - ID: 12159065 - Industry Support Siemens
Siemens Simatic S7-300, Counter Module Fm 350-1 For S7-300, Counter Functions Up To 500 Khz 6es7350-1ah03-0ae0,6es73501ah030ae0 - Instrument Parts & Accessories - AliExpress
How to read data from 2 encoders by using PLC S7-300 FM350-1 with 2 high speed counter modules part2 - YouTube
New in Box Siemens 6ES7350-1AH02-0AE0 Counter Module FM 350-1 for S7-300, NiB | eBay