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Siemens - 6ES7221-1BF32-0XB0
Siemens - 6ES7221-1BF32-0XB0
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€74,87 EUR
Regular price
Sale price
€74,87 EUR
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SIMATIC S7-1200 SM 1221 8 DI DC 24V
| General information | ||
| Product type designation | SM 1221, DI 8x24 V DC | |
| Supply voltage | ||
| Rated value (DC) | 24 V | |
| permissible range, lower limit (DC) | 20.4 V | |
| permissible range, upper limit (DC) | 28.8 V | |
| Input current | ||
| from backplane bus 5 V DC, max. | 105 mA | |
| Digital inputs | ||
| from load voltage L+ (without load), max. | 4 mA; per channel | |
| output voltage / header | ||
| supply voltage of the transmitters / header | ||
| present | Yes | |
| Power loss | ||
| Power loss, typ. | 1.5 W | |
| Digital inputs | ||
| Number of digital inputs | 8 | |
| in groups of | 2 | |
| Input characteristic curve in accordance with IEC 61131, type 1 | Yes | |
| Number of simultaneously controllable inputs | ||
| all mounting positions | ||
| up to 40 °C, max. | 8 | |
| horizontal installation | ||
| up to 40 °C, max. | 8 | |
| up to 50 °C, max. | 8 | |
| vertical installation | ||
| up to 40 °C, max. | 8 | |
| Input voltage | ||
| Rated value (DC) | 24 V | |
| for signal "0" | 5 V DC at 1 mA | |
| for signal "1" | 15 V DC at 2.5 mA | |
| Input current | ||
| for signal "0", max. (permissible quiescent current) | 1 mA | |
| for signal "1", min. | 2.5 mA | |
| for signal "1", typ. | 4 mA | |
| Input delay (for rated value of input voltage) | ||
| for standard inputs | ||
| parameterizable | Yes; 0.2 ms, 0.4 ms, 0.8 ms, 1.6 ms, 3.2 ms, 6.4 ms and 12.8 ms, selectable in groups of four | |
| for interrupt inputs | ||
| parameterizable | Yes | |
| Cable length | ||
| shielded, max. | 500 m | |
| unshielded, max. | 300 m | |
| Interrupts/diagnostics/status information | ||
| Alarms | ||
| Diagnostic alarm | Yes | |
| Diagnostics indication LED | ||
| for status of the inputs | Yes | |
| Potential separation | ||
| Potential separation digital inputs | ||
| between the channels, in groups of | 2 | |
| Degree and class of protection | ||
| IP degree of protection | IP20 | |
| Standards, approvals, certificates | ||
| CE mark | Yes | |
| CSA approval | Yes | |
| UL approval | Yes | |
| cULus | Yes | |
| FM approval | Yes | |
| RCM (formerly C-TICK) | Yes | |
| KC approval | Yes | |
| Marine approval | Yes | |
| Ecological footprint | ||
| environmental product declaration | Yes | |
| Global warming potential | ||
| global warming potential, (total) [CO2 eq] | 123 kg | |
| global warming potential, (during production) [CO2 eq] | 12.1 kg | |
| global warming potential, (during operation) [CO2 eq] | 111 kg | |
| global warming potential, (after end of life cycle) [CO2 eq] | -0.434 kg | |
| Ambient conditions | ||
| Free fall | ||
| Fall height, max. | 0.3 m; five times, in product package | |
| Ambient temperature during operation | ||
| min. | -20 °C | |
| max. | 60 °C | |
| horizontal installation, min. | -20 °C | |
| horizontal installation, max. | 60 °C | |
| vertical installation, min. | -20 °C | |
| vertical installation, max. | 50 °C | |
| permissible temperature change | 5°C to 55°C, 3°C / minute | |
| Ambient temperature during storage/transportation | ||
| min. | -40 °C | |
| max. | 70 °C | |
| Air pressure acc. to IEC 60068-2-13 | ||
| Storage/transport, min. | 660 hPa | |
| Storage/transport, max. | 1 080 hPa | |
| Relative humidity | ||
| Operation at 25 without condensation, max. | 95 % | |
| connection method | ||
| required front connector | Yes | |
| Mechanics/material | ||
| Enclosure material (front) | ||
| Plastic | Yes | |
| Dimensions | ||
| Width | 45 mm | |
| Height | 100 mm | |
| Depth | 75 mm | |
| Weights | ||
| Weight, approx. | 170 g | |
| Approvals / Certificates | ||
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