Overview

The Siemens Digital Input Module (6ES7421-1BL01-0AA0) is a versatile module designed to handle multiple digital inputs with precision.

Input and Power Specifications

• Input Current:

• From Backplane Bus 5 V DC, max. 20 mA

• Power Loss:

• Typical Power Loss: 6 W

Digital Inputs

• Number of Digital Inputs: 32

• Simultaneously Controllable Inputs: 32

Input Voltage Specifications

• Type of Input Voltage: DC

• Rated Value (DC): 24 V

• Signal "0": -30 V DC to +5 V DC

• Signal "1": 13 V DC to 30 V DC

Input Current Specifications

• For Signal "0" (max. permissible quiescent current): 1.3 mA

• For Signal "1" (typ.): 7 mA

Dimensions and Weight

• Dimensions:

• Width: 25 mm

• Height: 290 mm

• Depth: 210 mm

• Weight: Approx. 500 g