440R-EM4R2 | safety relay expansion module; safety function: Safety-rated I/O or control; safety output contacts: 4 NO; auxiliary output: 1 NC solid-state immediate output

440R-EM4R2 | safety relay expansion module; safety function: Safety-rated I/O or control; safety output contacts: 4 NO; auxiliary output: 1 NC solid-state immediate output | ESYS Varaosat