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General information

Product type designation

SB 1221 4xDI 5VDC 200kHz

SB 1221 4xDI 24VDC 200kHz

Input current

from backplane bus 5 V DC, typ.

40 mA

40 mA

Power loss

Power loss, typ.

1 W

1 W

Digital inputs

Number of digital inputs

4; Current-sourcing

4; Current-sourcing

• ● in groups of

4

4

Input voltage

• ● Type of input voltage

DC

DC

• ● Rated value (DC)

5 V

24 V

• ● for signal "0"

L+ minus 1.0 VDC to L+ (2.2 to 0 mA)

L+ minus 5 VDC to L+ (1.4 to 0 mA)

• ● for signal "1"

0V to L+ minus 2.0 VDC (20 to 5.1 mA)

0V to L+minus 10 VDC (10 to 2.9 mA)

Input current

• ● 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)

for standard inputs

• — 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

• — parameterizable

Yes

Yes

for counter/technological functions

• — parameterizable

Yes

Yes

Cable length

• ● shielded, max.

50 m; shielded, twisted pair

50 m; shielded, twisted pair

Interrupts/diagnostics/status information

Diagnostics indication LED

• ● for status of the inputs

Yes

Yes

Degree and class of protection

Degree of protection acc. to EN 60529

• ● IP20

Yes

Yes

Ambient conditions

Free fall

• ● Fall height, max.

0.3 m; five times, in product package

0.3 m; five times, in product package

Ambient temperature during operation

• ● permissible temperature range

-20 °C to +60 °C horizontal mounting, -20 °C to 50 °C vertical mounting with 2 simultaneously activated, non-adjacent inputs; otherwise up to 55 °C with horizontal mounting or 45 °C with vertical mounting

-20 °C to +60 °C horizontal mounting, -20 °C to 50 °C vertical mounting with 2 simultaneously activated, non-adjacent inputs; otherwise up to 55 °C with horizontal mounting or 45 °C with vertical mounting

• ● min.

-20 °C

-20 °C

• ● max.

60 °C

60 °C

Ambient temperature during storage/transportation

• ● min.

-40 °C

-40 °C

• ● max.

70 °C

70 °C

Air pressure acc. to IEC 60068-2-13

• ● Storage/transport, min.

660 hPa

660 hPa

• ● Storage/transport, max.

1 080 hPa

1 080 hPa

Relative humidity

• ● permissible range (without condensation) at 25 °C

95 %

95 %

Mechanics/material

Enclosure material (front)

• ● Plastic

Yes

Yes

Dimensions

Width

38 mm

38 mm

Height

62 mm

62 mm

Depth

21 mm

21 mm

Weights

Weight, approx.

35 g

35 g