Siemens S7-1500 SM 521 Digital input modules DI 32X24VDC HF

General information: Product type designation: DI 32x24VDC HF. HW functional status: from FS04. Firmware version: V2.2.1. 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: V13 SP1 / -. 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: No. 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.: 40 mA; 20 mA per group with 24 V DC supply. Power: Power available from the backplane bus: 1.1 W. Power loss: Power loss, typ.: 4.2 W. Digital inputs: Number of digital inputs: 32. Digital inputs, parameterizable: Yes. Source/sink input: P-reading. Input characteristic curve in accordance with IEC 61131, type 3: Yes. Digital input functions, parameterizable: Gate start/stop: Yes. Freely usable digital input: Yes. Counter: Number, max.: 2. Counting frequency, max.: 6 kHz; FS04 and FW V2.2.1 or higher. Counting width: 32 bit. Counting direction up/down: Up. 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.: 2.5 mA. Input delay (for rated value of input voltage): for standard inputs: parameterizable: Yes; 0.05 / 0.1 / 0.4 / 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. for interrupt inputs: parameterizable: Yes. for technological functions: parameterizable: Yes. Cable length: shielded, max.: 1 000 m. unshielded, max.: 600 m. Encoder: Connectable encoders: 2-wire sensor: Yes. permissible quiescent current (2-wire sensor), max.: 1.5 mA. Isochronous mode: Filtering and processing time (TCI), min.: 80 µs; At 50 μs filter time. Bus cycle time (TDP), min.: 250 µs. Interrupts/diagnostics/status information: Diagnostics function: Yes. Alarms: Diagnostic alarm: Yes. Hardware interrupt: Yes. Diagnoses: Monitoring the supply voltage: Yes. Wire-break: Yes; to I < 350 µA. Short-circuit: No. Diagnostics indication LED: RUN LED: Yes; green LED. ERROR LED: Yes; red LED. Monitoring of the supply voltage (PWR-LED): Yes; green LED. Channel status display: Yes; green LED. for channel diagnostics: Yes; red LED. for module diagnostics: Yes; red LED. Potential separation: Potential separation channels: between the channels: Yes. between the channels, in groups of: 16. between the channels and backplane bus: Yes. between the channels and the power supply of the electronics: No. Isolation: Isolation tested with: 707 V DC (type test). Standards, approvals, certificates: Suitable for safety functions: No. product functions / security / header: data integrity: No. Ambient conditions: Ambient temperature during operation: horizontal installation, min.: -30 °C; From FS05. horizontal installation, max.: 60 °C. vertical installation, min.: -30 °C; From FS05. vertical installation, max.: 40 °C. Altitude during operation relating to sea level. Installation altitude above sea level, max.: 5 000 m; Restrictions for installation altitudes > 2 000 m, see manual. Dimensions: Width: 35 mm. Height: 147 mm. Depth: 129 mm. Weights: Weight, approx.: 260 g.