Description 6ES7223-1HF22-0XA0 model Siemens PLC Digital Input-Output Module can be used with S7-222, with a maximum of 78 I/O, up to 7 modules may be used with S7-224 and S7-226 CPUs, with a maximum of 128 I/O 248 respectively. The modules are available in 24Vdc or 85-245Vac powered versions, and include digital input, output and combined forms, plus analogue input, output and temperature sensor modules. Specification Brand name: Siemens Product name: Siemens PLC Digital Input-Output ModuleProduct model: 6ES7223-1HF22-0XA0Power supply: 24 VDC/240 VACNumber of digital input: 4 pointsNumber of digital output: 4 pointsCountry of origin: China ...