| Inombolo yesihloko | 6ES7221-1BF32-0XB0 | 6ES7221-1BH32-0XB0 |
| | Okokufaka Kwedijithali SM 1221, 8DI, 24V DC | Okokufaka Kwedijithali SM 1221, 16DI, 24V DC |
| ulwazi oluvamile | | |
| Uhlobo lomkhiqizo | SM 1221, DI 8x24 V DC | SM 1221, DI 16x24 V DC |
| I-voltage yokunikezela | | |
| Inani elilinganisiwe (DC) | 24 V | 24 V |
| ububanzi obuvunyelwe, umkhawulo ophansi (DC) | 20.4 V | 20.4 V |
| ububanzi obuvunyelwe, umkhawulo ophezulu (DC) | 28.8 V | 28.8 V |
| Okokufaka okwamanje | | |
| kusuka ebhasini lendiza elingemuva 5 V DC, ubuningi. | 105 mA | 130 mA |
| Okokufaka kwedijithali | | |
| ● kusuka ku-voltage yomthwalo L+ (ngaphandle komthwalo), ubuningi. | 4 mA; ngesiteshi ngasinye | 4 mA; ngesiteshi ngasinye |
| i-voltage / i-header yokukhipha | | |
| i-voltage yokuphakelwa kwama-transmitter/header | | |
| ● umsebenzi womkhiqizo / i-voltage yokunikezela yama-transmitter | Yebo | Yebo |
| Ukulahlekelwa amandla | | |
| Ukulahlekelwa amandla, uhlobo. | 1.5 W | 2.5 W |
| Okokufaka kwedijithali | | |
| Inani lokufakwayo kwedijithali | 8 | 16 |
| ● emaqenjini | 2 | 4 |
| Ijika lesici sokufaka ngokuhambisana ne-IEC 61131, uhlobo 1 | Yebo | Yebo |
| Inani lokufakwayo okungalawuleka ngasikhathi sinye | | |
| zonke izikhundla zokufaka | | |
| — kufika ku-40°C, ubuningi. | 8 | 16 |
| ukufakwa okuvundlile | | |
| — kufika ku-40°C, ubuningi. | 8 | 16 |
| — kufika ku-50°C, ubuningi. | 8 | 16 |
| ukufakwa okuqondile | | |
| — kufika ku-40°C, ubuningi. | 8 | 16 |
| I-voltage yokufaka | | |
| ● Inani elilinganiselwe (DC) | 24 V | 24 V |
| ● yesiginali "0" | 5 V DC ku-1 mA | 5 V DC ku-1 mA |
| ● yesiginali "1" | 15 V DC ku-2.5 mA | 15 V DC ku-2.5 mA |
| Okokufaka okwamanje | | |
| ● kwesignali "0", ubuningi. (umthamo othule ovumelekile) | 1 mA | 1 mA |
| ● yesiginali "1", umzuzu. | 2.5 mA | 2.5 mA |
| ● yesiginali "1", uhlobo. | 4 mA | 4 mA |
| Ukulibaziseka kokufaka (ngenani elilinganiselwe le-voltage yokufaka) | | |
| okokufaka okujwayelekile | | |
| — okuguquguqukayo | Yebo; 0.2 ms, 0.4 ms, 0.8 ms, 1.6 ms, 3.2 ms, 6.4 ms kanye no-12.8 ms, okungakhethwa ngamaqembu abantu abane | Yebo; 0.2 ms, 0.4 ms, 0.8 ms, 1.6 ms, 3.2 ms, 6.4 ms kanye no-12.8 ms, okungakhethwa ngamaqembu abantu abane |
| kokufaka okuphazamisayo | | |
| — okuguquguqukayo | Yebo | Yebo |
| Ubude bekhebula | | |
| ● ivikelwe, ubuningi. | 500 m | 500 m |
| ● engavaliwe, ubuningi. | 300 m | 300 m |
| Ukuphazamiseka/ukuxilongwa/ulwazi lwesimo | | |
| Ama-alamu | | |
| ● I-alamu yokuxilonga | Yebo | Yebo |
| Isibonakaliso sokuxilonga se-LED | | |
| ● ngesimo sokufakwayo | Yebo | Yebo |
| Ukuhlukana okungenzeka | | |
| Okokufaka kwedijithali okungaba khona kokuhlukanisa | | |
| ● phakathi kweziteshi, ngamaqembu | 2 | 4 |
| Izinga kanye nesigaba sokuvikelwa | | |
| Izinga lokuvikelwa kwe-IP | I-IP20 | I-IP20 |