Digital Module 16DI/16DQ

The Siemens 6ES7323-1BL00-0AA0 is a SIMATIC S7-300 Digital Input/Output Module (SM 323), designed for robust and flexible digital signal handling in industrial automation environments. This module provides 16 optically isolated digital inputs and 16 optically isolated digital outputs, all operating at 24 V DC, making it suitable for a wide range of control and monitoring tasks.

• Inputs: 16 digital inputs, optically isolated in groups of 16

• Outputs: 16 digital outputs, optically isolated in groups of 8

• Input/Output Voltage: 24 V DC (permissible range: 20.4–28.8 V DC)

• Output Current: 0.5 A per output (total current per group: 4 A)

• Short-Circuit Protection: Yes, with a typical response threshold of 1 A

• Power Consumption:

  • From load voltage L+ (24 V DC): max. 80 mA

  • From backplane bus (5 V DC): max. 80 mA

• Power Loss: Typical 6.5 W

• Input Voltage for Signal "1": 13–30 V

• Input Voltage for Signal "0": -30 to +5 V

• Input Current for Signal "1": Typical 7 mA

• Input Delay: 1.2–4.8 ms (both for "0" to "1" and "1" to "0" transitions)

• Cable Length:

  • Shielded: max. 1,000 m

  • Unshielded: max. 600 m

• Dimensions: 40 x 125 x 120 mm (W x H x D)

• Weight: Approx. 260 g

• Connector: 1 x 40-pole front connector

• Diagnostics: LED status indicators for each channel

• Standards: Compliant with IEC 61131, type 1 for digital inputs