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Siemens S7-1500 SIPLUS SM 521 Digital input modules DI 16X24VDC HF
Pricing available on request
Description:
- This module provides 16 digital inputs grouped together, optimized for high-frequency signal acquisition, hardware interrupts, and diagnostics.
- With a wide operating temperature range and conformal coating, it’s ideal for outdoor, marine, or process environments where reliability under stress is critical.
Specifications:
- Input Channels: 16 (IEC 61131 Type 3).
- Input Voltage Range: 19.2–28.8 VDC (Rated: 24 VDC).
- Input Delay: 0.05–20 ms (parameterizable).
- Input Current (typical): 2.5 mA.
- Max Counting Frequency: 6 kHz (2 counters, 32-bit).
- Power Loss: ~2.6 W.
- Backplane Bus Consumption: 1.1 W.
- Isolation Test Voltage: 707 VDC.
- Cable Length: Up to 1000 m shielded / 600 m unshielded.
- Mounting Dimensions (W×H×D): 35 × 147 × 129 mm.
- Weight: ~240 g.
- Environmental & Compliance:
- Operating Temp: –40 °C to +70 °C.
- Humidity: Up to 100% RH with condensation/frost.
- Conformal Coating: Class 2 (EN 61086), IPC-CC-830A compliant.
- Protection Class: IP20.
- Approvals: CE, UL, RCM, ATEX, IECEx, DNV, KC.
- Global Warming Potential: 18.9 kg CO₂ eq (lifecycle).
| SKU | 6AG1521-1BH00-7AB0 |
|---|---|
| Brand | Siemens |
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