About SIMATIC S7-1500, 6ES7521-1BH50-0AA0

The SIMATIC S7-1500, 6ES7521-1BH50-0AA0 is a state-of-the-art industrial automation system designed for efficient performance in various industrial applications. With a sleek grey color and a weight of 0.275 kilograms, this product boasts a standard size and a robust build quality suitable for industrial environments. Its electric power mode ensures reliable operation, backed by a 1-year warranty for added peace of mind. The dimensions of 1510 x 1510 x 470 millimeters provide ample space for installation, catering to diverse industrial needs. Whether its for manufacturing, processing, or control tasks, this new SIMATIC model promises high reliability and performance. 

Data Sheet 6ES7521-1BH50-0AA0

SIMATIC S7-1500 Digital Input Module
DI 16x24 V DC BA, Sourcing Input

General Information

Product type designation: DI 16x24VDC SRC BA
Hardware functional status: FS01
Firmware version: V2.0.0
Firmware update possible: Yes

Product Functions

• I&M data: Yes (I&M0 to I&M3)

• Isochronous mode: No

• Prioritized startup: Yes

Engineering

• STEP 7 TIA Portal: From V12

• STEP 7: From V5.5 SP3

• PROFIBUS (GSD): V1.0 / V5.1

• PROFINET (GSD): V2.3

Operating Modes

• Digital Input (DI): Yes

• Counter: No

• MSI: Yes

Supply Voltage

• Permissible range (DC): 19.2 V to 28.8 V

Power

• Power consumption (backplane bus): 0.9 W

• Power loss (typical): 2.8 W

Digital Inputs

• Number of inputs: 16

• Parameterizable: No

• Input type: Sourcing (Type 3 per IEC 61131)

Input Voltage

• Rated value: 24 V DC

• Signal 0: 5 to +30 V

• Signal 1: 11 to 30 V

Input Current

• Signal 1 (typical): 4.5 mA

Input Delay (Standard Inputs)

• 0 1: 34 ms

• 1 0: 34 ms

Cable Length

• Shielded: max. 1000 m

• Unshielded: max. 600 m

Encoder Support

• 2-wire sensor: Yes

• Max. quiescent current: 1.5 mA

Diagnostics / LEDs

• Diagnostic functions: No

• Diagnostic alarm: No

• Hardware interrupt: No

• Supply monitoring: No

• Wire-break / short-circuit: No

LED Indicators

• RUN LED: Yes (Green)

• ERROR LED: Yes (Red)

• Channel status LEDs: Yes (Green)

Isolation

• Potential separation (channels to backplane bus): Yes

• Tested with: 707 V DC

Environmental Information

• Environmental product declaration: Yes

Global Warming Potential

• Total: 18.9 kg CO eq

• Production: 12.1 kg CO eq

• Operation: 7.66 kg CO eq

• End of life: 1.02 kg CO eq

Ambient Conditions

• Operating temperature (horizontal): 25 C to +60 C

• Operating temperature (vertical): 25 C to +40 C

• Installation altitude: Up to 5000 m (restrictions above 2000 m)

Mechanical Data

• Width: 35 mm

• Height: 147 mm

• Depth: 129 mm

• Weight: approx. 230 g 

Technical Details