SIMATIC S7-400. SM 422 DIGITAL OUTPUT MODULE. OPTIC. ISOLATED. 16 DO. 24V DC. 2A
SIMATIC S7-400. SM 422 DIGITAL OUTPUT MODULE. OPTIC. ISOLATED. 32 DO. 24V DC. 0.5A
SIMATIC S7-400. SM 422 DIGITAL OUTPUT MODULE. OPTIC. ISOLATED. 16 DO. 120/230V AC. 2A
SIMATIC S7-400. SM 422 DIGITAL OUTPUT MODULE. OPTIC. ISOLATED. 16 DO. 5..230V AC. 5A RELAY
SIMATIC S7-400. DIG.OUTPUT MOD. SM 422. OPTIC. ISOLATED. 32 DO. 24V DC. 0.5A WITH 0.15 MS OUTPUT DELAY. DIAGNOSTICS