Original From Germany Siemens 6ES7522-5HF00-0AB0 SM522 DQ8×230VAC/5A Relay Digital Output Expansion Module For S7-1500 PLC
Original Siemens 6ES7522-5HF00-0AB0 is German-manufactured SM522 relay digital output module specially for SIMATIC S7-1500 PLC system. Spec:8 independent relay channels, single channel max 5A@230VAC, each channel single isolated group, support AC230V / DC24~120V mixed load driving for contactor, solenoid valve, indicator lamp. Core advantages: built-in relay switching cycle counter for predictive maintenance, full channel-level fault diagnosis, configurable substitute output value when CPU stops; safety certification up to SIL1 / PL c Cat.2 for safe load group cut-off per EN IEC62061 & ISO13849-1. Module size:35mm width, DIN backplane installation, IP20 protection; screw/push-in front connector purchased separately. Brand new original sealed package imported from Germany, 12-month official Siemens warranty, global bulk supply & worldwide delivery available.