Article number | 6ES7221-3AD30-0XB0 | 6ES7221-3BD30-0XB0 |
| Signal Board SB 1221, 4 DI 5VDC 200KHz | Signal Board SB 1221, 4 DI 24VDC 200KHz |
General information |
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Product type designation | SB 1221, DI 4×5 V DC 200 kHz | SB 1221, DI 4×24 V DC 200 kHz |
Input current |
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from backplane bus 5 V DC, typ. | 40 mA | 40 mA |
Power loss |
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Power loss, typ. | 1 W | 1 W |
Digital inputs |
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Number of digital inputs | 4; Current-sourcing | 4; Current-sourcing |
● in groups of | 4 | 4 |
Input voltage |
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● Type of input voltage | DC | DC |
● Rated value (DC) | 5 V | 24 V |
● for signal “0” | (L+ minus 1.0 V DC) … L+ (2.2 … 0 mA) | (L+ minus 5.0 V DC) … L+ (1.4 … 0 mA) |
● for signal “1” | 0 V … (L+ minus 2.0 V DC (20 … 5.1 mA)) | 0 V … (L+ minus 10 V DC (10 … 2.9 mA)) |
Input current |
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● for signal “0”, max. (permissible quiescent current) | 2.2 mA | 1.4 mA |
● for signal “1”, min. | 5.1 mA | 2.9 mA |
● for signal “1”, typ. |
| 7 mA |
Input delay (for rated value of input voltage) |
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for standard inputs |
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— parameterizable | Yes; 0.1 / 0.2 / 0.4 / 0.8 / 1.6 / 3.2 / 6.4 / 10.0 / 12.8 / 20.0 μs; 0.05 / 0.1 / 0.2 / 0.4 / 0.8 / 1.6 / 3.2 / 6.4 / 10.0 / 12.8 / 20.0 ms | Yes; 0.1 / 0.2 / 0.4 / 0.8 / 1.6 / 3.2 / 6.4 / 10.0 / 12.8 / 20.0 μs; 0.05 / 0.1 / 0.2 / 0.4 / 0.8 / 1.6 / 3.2 / 6.4 / 10.0 / 12.8 / 20.0 ms |
for interrupt inputs |
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— parameterizable | Yes | Yes |
for technological functions |
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— parameterizable | Yes | Yes |
Cable length |
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● shielded, max. | 50 m; shielded, twisted pair | 50 m; shielded, twisted pair |
Diagnostics indication LED |
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● for status of the inputs | Yes | Yes |
Standards, approvals, certificates |
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CE mark | Yes | Yes |
CSA approval | Yes | Yes |
UL approval | Yes | Yes |
cULus | Yes | Yes |
FM approval | Yes | Yes |
RCM (formerly C-TICK) | Yes | Yes |
KC approval | Yes | Yes |
Marine approval | Yes | Yes |
Ambient conditions |
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Free fall |
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● Fall height, max. | 0.3 m; five times, in product package | 0.3 m; five times, in product package |
Ambient temperature during operation |
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● min. | -20 °C | -20 °C |
● max. | 60 °C | 60 °C |
● horizontal installation, min. | -20 °C | -20 °C |
● horizontal installation, max. | 60 °C | 60 °C |
● vertical installation, min. | -20 °C | -20 °C |
● vertical installation, max. | 50 °C | 50 °C |
Ambient temperature during storage/transportation |
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● min. | -40 °C | -40 °C |
● max. | 70 °C | 70 °C |
Air pressure acc. to IEC 60068-2-13 |
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● Storage/transport, min. | 660 hPa | 660 hPa |
● Storage/transport, max. | 1 080 hPa | 1 080 hPa |
Relative humidity |
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● Operation at 25 ℃ without condensation, max. | 95 % | 95 % |
Mechanics/material |
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Enclosure material (front) |
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● Plastic | Yes | Yes |
Dimensions |
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Width | 38 mm | 38 mm |
Height | 62 mm | 62 mm |
Depth | 21 mm | 21 mm |
Weights |
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Weight, approx. | 35 g | 35 g |
