3.1 Module overview
3.1.1 Digital input modules:
3.1.2 Digital output modules
3.1.3 Relay output modules
3.1.4 Digital IO modules
3.2 Steps in selecting and commissioning the digital module
3.3 Programming digital modules
3.4 Diagnostics of digital modules
3.5 How to protect digital modules from inductive overvoltage
3.6 Digital input module SM 321; DI 64 x DC 24 V, sinking/sourcing; (6ES7321-1BP00-0AA0)
3.7 Digital input module SM 321; DI 32 x DC 24 V; (6ES73211BL000AA0)
3.8 Digital output module SM 321; DI 32 x AC 120 V; (6ES73211EL000AA0)
3.9 Digital input module SM 321; DI 16 x DC 24 V; (6ES73211BH020AA0)
3.10 Digital input module SM 321; DI 16 x DC 24 V High Speed; (6ES73211BH10-0AA0)
3.11 Digital input module SM 321; DI 16 x 24 VDC; with hardware and diagnostics interrupts (6ES7321-7BH01-0AB0)
3.11.1 Isochronous mode
3.11.2 SM 321; DI 16 x DC 24 V - Parameters
3.11.3 Diagnostics of SM 321; DI 16 x DC 24 V
3.11.4 SM 321; DI 16 x DC 24 V - Behavior
3.11.5 Interrupts of SM 321; DI 16 x DC 24 V
3.12 Digital input module SM 321; DI 16 x DC 24 V; source input; (6ES7321-1BH50-0AA0)
3.13 Digital input module SM 321; DI 16 x UC 24/48 V; (6ES73211CH000AA0)
3.14 Digital input module SM 321; DI 16 x DC 48-125 V; (6ES73211CH200AA0)
3.15 Digital input module SM 321; DI 16 x AC 120/230 V; (6ES73211FH00-0AA0)
3.16 Digital input module SM 321; DI 8 x AC 120/230 V; (6ES73211FF010AA0)
3.17 Digital input module SM 321; DI 8 x AC 120/230 V ISOL; (6ES73211FF10-0AA0)
3.18 Digital output module SM 322; DO 64 x DC 24 V/0.3 A sourcing; (6ES7322-1BP00-0AA0)
3.19 Digital output module SM 322; DO 64 x DC 24 V/0.3 A Sinking (6ES7322-1BP50-0AA0)
3.20 Digital output module SM 322; DO 32 x DC 24 V/ 0,5 A; (6ES73221BL00-0AA0)
3.21 Digital output module SM 322; DO 32 x AC 120/230 V/1 A; (6ES73221FL00-0AA0)
3.22 Digital output module SM 322; DO 16 x DC 24 V/ 0,5 A; (6ES73221BH01-0AA0)
3.23 Digital output module SM 322; DO 16 x DC 24 V/0,5 A High Speed; (6ES7322-1BH10-0AA0)
3.24 Digital output module SM 322; DO 16 x UC 24/48 V; (6ES73225GH00-0AB0)
3.25 Digital output module SM 322; DO 16 x AC 120/230 V/1 A; (6ES73221FH00-0AA0)
3.26 Digital output module SM 322; DO 8 x DC 24 V/2 A; (6ES73221BF010AA0)
3.27 Digital output module SM 322; DO 8 x DC 24 V/ 0.5 A; with diagnostics interrupt; (6ES7322-8BF00-0AB0)
3.27.1 SM 322; DO 8 x DC 24 V/0.5 A - Parameters
3.27.2 SM 322; DO 8 x DC 24 V/0.5 A - Diagnostics
3.27.3 SM 322; DO 8 x DC 24 V/0.5 A - Behavior
3.27.4 SM 322; DO 8 x DC 24 V/0.5 A - Interrupts
3.28 Digital output module SM 322; DO 8 x DC 48-125 V/1,5 A; (6ES73221CF00-0AA0)
3.29 Digital output module SM 322;DO 8 x AC 120/230 V/2 A; (6ES73221FF01-0AA0)
3.30 Digital output module SM 322; DO 8 x AC 120/230 V/2 A ISOL (6ES7322-5FF00-0AB0)
3.30.1 Parameters of SM 322; DO 8 x AC 120/230 V/2 A ISOL
3.30.2 SM 322; DO 8 x AC 120/230 V/2 A ISOL - Diagnostics
3.30.3 SM 322; DO 8 x AC 120/230 V/2 A ISOL - Interrupts
3.31 Relay output module SM 322; DO 16 x Rel. AC 120/230 V; (6ES73221HH01-0AA0)
3.32 Relay output module SM 322; DO 8 x Rel. AC 230 V; (6ES73221HF01-0AA0)
3.33 Relay output module SM 322; DO 8 x Rel. AC 230V/5A; (6ES73225HF00-0AB0)
3.33.1 Parameters of SM 322; DO 8 x Rel. AC 230V/5A
3.33.2 SM 322; DO 8 x Rel. AC 230V/5A - Diagnostics
3.33.3 SM 322; DO 8 x Rel. AC 230V/5A - Interrupts
3.34 Relay output module SM 322; DO 8 x Rel. AC 230 V/5 A; (6ES73221HF10-0AA0)
3.35 Digital IO module SM 323; DI 16/DO 16 x DC 24 V/0.5 A; (6ES73231BL00-0AA0)
3.36 Digital IO module SM 323; DI 8/DO 8 x DC 24 V/0.5 A; (6ES73231BL01-0AA0)
3.37 Programmable digital IO module SM 327; DI 8/DO 8 x DC 24 V/0.5 A (6ES7327-1BH00-0AB0)