Siemens 6ES7-522-1BH01-0AB0 Digital Output Module

Siemens 6ES7522-1BH01-0AB0 is a SIMATIC S7-1500 digital output module delivering 16 x 24 V DC outputs (DQ 16x24VDC/0.5A HF) for robust, fault-tolerant control of 24 V loads in modern automation systems. The module, part of the SM 522 family, groups its channels into two 8-channel banks with a maximum of 4 A per group, powered from 24 V DC. It offers high-feature (HF) functionality with per-channel diagnostics and safety-oriented capabilities that support load-group shutdown up to SIL2 per EN IEC 62061:2021 and Category 3 / PL d per EN ISO 13849-1:2015. Front-edge wiring connectors (screw terminals or push-in) are ordered separately, giving flexible installation options. Operating temperature range is -30 °C to +60 °C, making it suitable for cabinet and distributed I/O applications, including energizing relays, contactors, solenoids, and other 24 V DC actuators in S7-1500 automation architectures.