Failsafe F-Switch with PROFIsafe
The Siemens 6ES7148-4FS00-0AB0 is a fail-safe electronic module for the ET 200 PRO family, communicating via PROFIsafe to handle safety functions. Rated to SIL3 per IEC 61508 and Performance Level e (PLe) per ISO 13849-1, it supports safety applications up to Category 4 (EN 954-1). The module provides 2 failsafe digital inputs and 3 failsafe PP-switching outputs rated for 24 V DC. Outputs switch the backplane busbars (2L+, F0, F1) safely. Power draw is typical 3 W. Maximum current from the 1L+ supply is 50 mA, from the backplane bus is 40 mA. No NEC Class 2 supply required. Dimensions are 130 x 45 x 65 mm (H x W x D). Product status is active.