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Price as of: 89,00 EUR, SIEMENS 6ES7 322-1HF01-0AA0 SIEMENS SIMATIC S7-300, DIGITAL OUTPUT SM 322, OPTICALLY ISOLATED 8 DO (RELAY OUTPUTS), 20 PIN 24V DC, 2A OR 230V AC, 2A ( 6ES73221HF010AA0 6ES7 3221HF010AA0 )