6ES7521-1BL00-0AB0 Siemens DI 32x24VDC HF S7-1500 Module

Siemens 6ES7521-1BL00-0AB0 DI 32x24VDC HF Technical Specifications

• Brand: Siemens (SIMATIC S7-1500 series).
• Model Number: 6ES7521-1BL00-0AB0 (DI 32x24VDC HF).
• Number of Inputs: 32 digital inputs with type 3 characteristic.
• Rated Supply Voltage: 24 V DC (range 19.2 V to 28.8 V).
• Reverse Polarity Protection: Built-in for safe installation.
• Input Delay Range: Adjustable from 0.05 ms to 20 ms.
• Signal "1" Voltage: Requires +11 V to +30 V DC.
• Signal "0" Voltage: Accepts -30 V to +5 V DC.
• Typical Input Current: 2.5 mA for signal "1".
• Counter Function: Two inputs work as 6 kHz counters (32-bit width).
• Cable Length: Supports 1000 m shielded or 600 m unshielded.
• Power Loss: Typical value is 4.2 W.
• Firmware Version: V2.2.1 with update capability.
• Temperature Range: Operates from -30 °C to 60 °C horizontal.
• Diagnostics: Includes wire-break and supply voltage monitoring.

Frequently Asked Questions (FAQ)

• Q: Is this 6ES7521-1BL00-0AB0 brand new and original?
  A: Yes, we supply 100% genuine Siemens modules in factory condition.
• Q: Do you have the Siemens DI 32x24VDC HF in stock?
  A: Yes, we keep this model in stock for immediate dispatch.
• Q: How long is the delivery time?
  A: We ship within 5 days via FedEx, UPS, or DHL.
• Q: Can I return the module?
  A: Yes, we support 30-day returns for unused products.
• Q: What is the maximum counting frequency?
  A: The two counter inputs support up to 6 kHz with FS04 and FW V2.2.1.
• Q: Does the module detect wire breaks?
  A: Yes, it monitors wire-break conditions when current falls below 350 µA.
• Q: What front connector do I need?
  A: You need to order the front connector separately (screw or push-in).
• Q: Is this module suitable for safety functions?
  A: No, Siemens does not rate this module for safety applications.

Contact Information Inquiries: sales@nex-auto.com , +86 153 9242 9628 . Partner NexAuto Technology Limited : https://www.nex-auto.com/