Siemens 6ES7138-4DE01-0AB0 SIMATIC ET 200S Counter Module is a 1-channel electronics module for ET 200S that connects RS442 incremental encoders. It accepts a 5 V input and supports signals up to 500 kHz, and the device is 30 mm wide. The module offers two operation modes, measure and count. It is part of the SIMATIC ET 200S family of electronic modules used for encoder counting within DP-based automation setups.
