Siemens 6ES7321-1BL00-0AA0 Digital Input Module

The Siemens 6ES7321-1BL00-0AA0 Digital Input Module is a highly reliable and versatile component, designed to meet the needs of industrial automation. It offers precise control, exceptional performance, and seamless integration into Siemens automation systems. This module is ideal for applications requiring high-speed and accurate digital input processing.

Key Features of the Siemens 6ES7321-1BL00-0AA0 Digital Input Module

The Siemens 6ES7321-1BL00-0AA0 module delivers a range of features that enhance operational efficiency. Its compatibility with both 2-wire sensors and robust input voltage specifications makes it a reliable choice for various industrial automation tasks.

Technical Specifications

Below is a detailed breakdown of the Siemens 6ES7321-1BL00-0AA0 Digital Input Module’s key technical parameters:

Specification	Details
Model	6ES7321-1BL00-0AA0
Product Type	Digital Input SM 321
Rated Input Voltage (DC)	24 V
Permissible Range (DC) Lower Limit	20.4 V
Permissible Range (DC) Upper Limit	28.8 V
Power Loss (Typical)	6.5 W
Number of Digital Inputs	32
Input Characteristic Curve (IEC 61131)	Type 1
Input Voltage Type	DC
Cable Length (Shielded, Max.)	1000 m
Cable Length (Unshielded, Max.)	600 m
Supports 2-Wire Sensors	Yes
Current Draw from Backplane Bus	15 mA (Max. 5 V DC)
Dimensions (L x W x H)	12 cm x 4 cm x 12.5 cm
Weight	0.26 kg

Additional Information

Input Voltage for Signal “0”: -30 to +5 V
Input Voltage for Signal “1”: 13 to 30 V
Input Current (Signal “1”, Typ.): 7 mA
Simultaneously Controllable Inputs:
- Up to 40°C: 32 Inputs
- Up to 40°C: 32 Inputs
- Up to 60°C: 16 Inputs
- Horizontal Installation:
- Vertical Installation:

Why Choose the Siemens 6ES7321-1BL00-0AA0 Digital Input Module?

The Siemens 6ES7321-1BL00-0AA0 Digital Input Module offers exceptional flexibility and performance. Here’s why it stands out:

Wide Voltage Range: This module supports a wide range of input voltages, making it suitable for various industrial sensors and devices.
High Input Count: With 32 digital inputs, this module can handle complex input requirements, reducing the need for additional modules.
Reliable Power Consumption: It operates efficiently with a typical power loss of only 6.5 W, making it energy-efficient in high-demand applications.
Versatile Installation Options: The module is suitable for both horizontal and vertical installations, providing flexibility in how it’s integrated into the system.
Long Cable Support: With a maximum cable length of 1000 m (shielded), it offers extended reach for your industrial control systems.

This module is ideal for applications that require precise, reliable, and fast digital input processing.