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Siemens S7-1500 SIPLUS SM 521 Digital input modules SIPLUS S7-1500 DI 16X24VDC SRC BA
SKU: 6AG1521-1BH50-7AA0
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Short Description
Pricing available on request
Description:
This module offers 16 digital inputs with basic functionality, designed for standard signal acquisition in environments requiring extended temperature tolerance and protection against humidity, condensation, and corrosive atmospheres.
It is ideal for cost-effective deployments in outdoor or process-critical installations.
Buy currently uses Select Automation shop pricing and checkout.
Specifications:
Input Channels: 16 (IEC 61131 Type 3).
Rated Input Voltage: 24 VDC (range: 19.2–28.8 VDC).
Input Delay: 0.05–20 ms (parameterizable).
Input Current (typical): ~2.5 mA.
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).