Article number | 6ES7521-1BH10-0AA0 | 6ES7521-1BL10-0AA0 |
| S7-1500, DI 16x24VDC BA | S7-1500, DI 32x24VDC BA |
General information |
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Product type designation | DI 16 x 24 V DC BA | DI 32x24VDC BA |
HW functional status | FS01 | FS01 |
Firmware version | V1.0.0 | V1.0.0 |
● FW update possible | Yes | Yes |
Product function |
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● I&M data | Yes; I&M0 to I&M3 | Yes; I&M0 to I&M3 |
● Isochronous mode | No | No |
● Prioritized startup | Yes | Yes |
Engineering with |
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● STEP 7 TIA Portal configurable/integrated from version | V13 / V13 | V13 / V13 |
● STEP 7 configurable/integrated from version | V5.5 SP3 / – | V5.5 SP3 / – |
● PROFIBUS from GSD version/GSD revision | V1.0 / V5.1 | V1.0 / V5.1 |
● PROFINET from GSD version/GSD revision | V2.3 / – | V2.3 / – |
Operating mode |
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● DI | Yes | Yes |
● Counter | No | No |
● MSI | Yes | Yes |
Supply voltage |
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Rated value (DC) | 24 V | 24 V |
permissible range, lower limit (DC) | 20.4 V | 20.4 V |
permissible range, upper limit (DC) | 28.8 V | 28.8 V |
Power |
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Power available from the backplane bus | 1.05 W | 1.05 W |
Power loss |
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Power loss, typ. | 1.8 W | 3 W |
Digital inputs |
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Number of digital inputs | 16 | 32 |
Digital inputs, parameterizable | No | No |
Source/sink input | P-reading | P-reading |
Input characteristic curve in accordance with IEC 61131, type 3 | Yes | Yes |
Input voltage |
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● Rated value (DC) | 24 V | 24 V |
— 24 V DC | Yes | Yes |
● for signal “0” | -30 to +5 V | -30 to +5 V |
● for signal “1” | +11 to +30V | +11 to +30V |
Input current |
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● for signal “1”, typ. | 2.7 mA | 2.7 mA |
Input delay (for rated value of input voltage) |
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for standard inputs |
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— parameterizable | No | No |
— at “0” to “1”, min. | 3 ms | 3 ms |
— at “0” to “1”, max. | 4 ms | 4 ms |
— at “1” to “0”, min. | 3 ms | 3 ms |
— at “1” to “0”, max. | 4 ms | 4 ms |
for interrupt inputs |
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— parameterizable | No | No |
for technological functions |
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— parameterizable | No | No |
Cable length |
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● shielded, max. | 1 000 m | 1 000 m |
● unshielded, max. | 600 m | 600 m |
Encoder |
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Connectable encoders |
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● 2-wire sensor | Yes | Yes |
— permissible quiescent current (2-wire sensor), max. | 1.5 mA | 1.5 mA |
Interrupts/diagnostics/status information |
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Diagnostics function | No | No |
Alarms |
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● Diagnostic alarm | No | No |
● Hardware interrupt | No | No |
Diagnoses |
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● Monitoring the supply voltage | No | No |
● Wire-break | No | No |
● Short-circuit | No | No |
Diagnostics indication LED |
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● RUN LED | Yes; green LED | Yes; green LED |
● ERROR LED | Yes; red LED | Yes; red LED |
● Monitoring of the supply voltage (PWR-LED) | No | No |
● Channel status display | Yes; green LED | Yes; green LED |
● for channel diagnostics | No | No |
● for module diagnostics | No | No |
Potential separation |
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Potential separation channels |
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● between the channels | No | No |
● between the channels, in groups of | 16 | 16 |
● between the channels and backplane bus | Yes | Yes |
● between the channels and the power supply of the electronics |
| No |
Isolation |
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Isolation tested with | 707 V DC (type test) | 707 V DC (type test) |
Standards, approvals, certificates |
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Suitable for safety functions | No | No |
Ambient conditions |
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Ambient temperature during operation |
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● horizontal installation, min. | 0 °C | 0 °C |
● horizontal installation, max. | 60 °C | 60 °C |
● vertical installation, min. | 0 °C | 0 °C |
● vertical installation, max. | 40 °C | 40 °C |
Altitude during operation relating to sea level |
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● Installation altitude above sea level, max. | 5 000 m; Restrictions for installation altitudes > 2 000 m, see manual | 5 000 m; Restrictions for installation altitudes > 2 000 m, see manual |
Dimensions |
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Width | 25 mm | 25 mm |
Height | 147 mm | 147 mm |
Depth | 129 mm | 129 mm |
Weights |
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Weight, approx. | 230 g | 260 g |
