Features:
- 16 digital inputs for 24 to 125 V UC signals
- 16 groups of one channel; input delay 0.05 to 20 ms
- Type 3 (IEC 61131); Diagnostics and hardware interrupts; Front connector ordered separately
SIEMENS 6ES7521-7EH00-0AB0 is configured as a SIMATIC S7-1500 SM 521 DI 16x24–125 V UC HF for SIMATIC automation systems.
The ordering configuration combines the documented channel arrangement, signal level, and input response characteristics.
Current OEM lifecycle classification: Active / Available from OEM. Siemens lists the product as PM300: Active Product. Availability is confirmed during quotation.
Siemens 6ES7521-7EH00-0AB0 Technical Resources and Support Links
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
Siemens 6ES7521-7EH00-0AB0 SM 521 DI 16x24–125 V UC HF Specs
General
- Manufacturer Siemens
- Model 6ES7521-7EH00-0AB0
- Condition New Original ready stock
- Product Family SIMATIC S7-1500, SM 521 digital input modules, 6ES75217EH000AB0
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
- 16 digital inputs
- 24 to 125 V UC
- 16 groups of one channel
- Input delay: 0.05 to 20 ms
- Type 3 (IEC 61131)
- Diagnostics and hardware interrupts
- Front connector ordered separately
- Confirm signal voltage and channel grouping before wiring
- Confirm lifecycle and availability during quotation