Siemens S7-1500, DI 16X24VDC HS; 6ES7521-7BH00-0AB0
SIMATIC S7-1500, digital input module DI 16x24 V DC AUX; 16 channels in groups of 8; for 24 V encoder; sensor supply 24 V DC; input type 2 (IEC 61131); input delay...
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SIMATIC S7-1500, digital input module DI 16x24 V DC AUX; 16 channels in groups of 8; for 24 V encoder; sensor supply 24 V DC; input type 2 (IEC 61131); input delay parameterizable 0.05..20 ms; isochronous mode up to 250 µs; integrated counting function up to 20 kHz; pulse stretching; chatter monitoring; signal inversion diagnostics; hardware interrupts: front connector (screw terminals or push-in) and, if applicable, order shield set separately
| General information | |
| Product type designation | DI 16x24 V DC HS |
| HW functional status | From FS01 |
| Firmware version | V1.0.0 |
| ● FW update possible | Yes |
| Product function | |
| ● I&M data | Yes; I&M0 to I&M3 |
| ● Isochronous mode | Yes |
| ● Prioritized startup | Yes |
| Engineering with | |
| ● STEP 7 TIA Portal configurable/integrated from version | STEP 7 V17 or higher |
| ● STEP 7 configurable/integrated from version | V5.5 SP3 / - |
| ● PROFIBUS from GSD version/GSD revision | V1.0 / V5.1 |
| ● PROFINET from GSD version/GSD revision | V2.3 / - |
| Operating mode | |
| ● DI | Yes |
| ● Counter | Yes |
| ● Oversampling | Yes |
| ● MSI | Yes |
| Supply voltage | |
| Rated value (DC) | 24 V |
| permissible range, lower limit (DC) | 19.2 V |
| permissible range, upper limit (DC) | 28.8 V |
| Reverse polarity protection | Yes |
| Input current | |
| Current consumption, max. | 550 mA |
| Encoder supply | |
| Number of outputs | 16; 2x 24 V DC |
| Short-circuit protection | Yes |
| 24 V encoder supply | |
| ● 24 V | Yes |
| ● Short-circuit protection | Yes; Per group, electronic |
| ● Output current, max. | 150 mA; per group |
| ● Output current per module, max. | 300 mA |
| Power | |
| Power available from the backplane bus | 0.6 W |
| Power loss | |
| Power loss, typ. | 7 W |
| Digital inputs | |
| Number of digital inputs | 16 |
| Digital inputs, parameterizable | Yes |
| Source/sink input | P-reading |
| Input characteristic curve in accordance with IEC 61131, type 2 | Yes |
| Pulse extension | Yes; 0.05 s, 0.1 s, 0.2 s, 0.5 s, 1 s, 2 s |
| Edge evaluation | Yes; Positive edge, negative edge |
| Signal change flutter | Yes; 2 to 32 signal changes |
| Flutter observation window | Yes; 0.5 s, 1 s to 100 s in 1-s steps |
| Digital input functions, parameterizable | |
| ● Gate start/stop | Yes; software/hardware gate |
| ● Freely usable digital input | Yes |
| ● Counter | |
| — Number, max. | 4; 4 totalizers max. 10 kHz or 2 totalizers max. 20 kHz + 2 totalizers max. 10 kHz |
| — Counting frequency, max. | 20 kHz |
| — Counting width | 32 bit |
| — Counting direction up/down | Yes |
| ● Digital input with oversampling | Yes |
| — Number, max. | 16 |
| — Values per cycle, max. | 16 |
| — Resolution, min. | 15.625 µs |
| Input voltage | |
| ● Rated value (DC) | 24 V |
| ● for signal "0" | -30 to +5 V |
| ● for signal "1" | +11 to +30V |
| Input current | |
| ● for signal "1", typ. | 9 mA |
| Input delay (for rated value of input voltage) | |
| for standard inputs | |
| — parameterizable | Yes; 0.05 / 0.1 / 0.4 / 0.8 / 1.6 / 3.2 / 12.8 / 20 ms |
| — at "0" to "1", min. | 0.05 ms |
| — at "0" to "1", max. | 20 ms |
| — at "1" to "0", min. | 0.05 ms |
| — at "1" to "0", max. | 20 ms |
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