The SIMATIC S7 1500 6ES7521 1BL10 0AA0 is a highly efficient industrial automation system designed to meet the demands of modern manufacturing environments. With a frequency of 50/60 Hertz (Hz), this system ensures reliable and seamless operation in a variety of applications. Its standard size and dimensions of 1510 x 2030 x 370 millimeters (mm) make it suitable for rack mount installations. The sleek grey finish adds a professional touch to any industrial setting, while its robust design guarantees longevity and performance.

Data Sheet 6ES7521-1BL10-0AA0

SIMATIC S7-1500 Digital Input Module DI 32x24 V DC BA

32 digital inputs, grouped in 16 each. Input delay: typ. 3.2 ms. Input type 3 (IEC 61131).
Includes 40-pole Push-In front connector.

General Information

• Product type: DI 32x24VDC BA

• Hardware version: From FS01

• Firmware version: V1.0.0

• Firmware update: Yes

• I&M data: I&M0I&M3

• Isochronous mode: No

• Prioritized startup: Yes

Engineering

• STEP 7 TIA Portal: From V13

• STEP 7: From V5.5 SP3

• PROFIBUS GSD: V1.0 / V5.1

• PROFINET GSD: V2.3

Operating Mode

• Digital inputs (DI): Yes

• Counter: No

• MSI (Module Status Information): Yes

Supply Voltage

• Rated value: 24 V DC

• Range: 19.2 28.8 V

Power

• Backplane bus power consumption: 1.05 W

• Power loss (typ.): 3 W

Digital Inputs

• Number of inputs: 32

• Parameterizable: No

• Input type: IEC 61131 Type 3

• Input circuit: P-reading (source)

Input Voltage

• Rated value: 24 V DC

• Signal "0": 30 +5 V

• Signal "1": +11 +30 V

Input Current

• Signal 1: typ. 2.7 mA

Input Delay

(At rated input voltage)

• 0 1: min 3 ms, max 4 ms

• 1 0: min 3 ms, max 4 ms

• Parameterizable: No

Cable Length

• Shielded: max 1000 m

• Unshielded: max 600 m

Encoders

• 2-wire sensors supported

• Max quiescent current: 1.5 mA

Diagnostics / Status

• Diagnostics function: No

• Diagnostic alarms: No

• Hardware interrupts: No

• Wire-break detection: No

• Short-circuit detection: No

• Supply monitoring: No

LED Indicators

• RUN: Yes (green)

• ERROR: Yes (red)

• Channel status: Yes

• Channel diagnostics: No

• Module diagnostics: No

Isolation / Potential Separation

• Between channels: No

• Between groups of 16 channels: Yes

• Between channels and backplane bus: Yes

• Between channels and electronics power: No

• Type test voltage: 707 V DC

Environmental Impact

• Environmental product declaration: Yes

• Global warming potential (CO eq):

  • Total: 18.9 kg

  • Production: 12.1 kg

  • Operation: 7.66 kg

  • End of life: 1.02 kg

Security Features

• Signed firmware update: No

• Data integrity: No

Ambient Conditions

• Operating temperature:

  • Horizontal: 30 +60 C (from FS04)

  • Vertical: 30 +40 C (from FS04)

• Altitude: Up to 5000 m

  • Restrictions above 2000 m (see manual)

Mechanical Data

• Width: 25 mm

• Height: 147 mm

• Depth: 129 mm

• Weight: approx. 260 g

• Supplied with: 40-pole push-in connector 

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