Here are some specifications of the 6ES7138-6AA00-0BA0 module:

Number of channels: 16 digital input channels

Input type: Digital, configurable for NAMUR sensors or standard digital signals

Input voltage: 24V DC (direct current)

Input current: Max. 8 mA per channel

Electrical isolation: Yes, channel-wise isolation

Connection: Removable connectors

Diagnostic functions: Yes, supports diagnostic alarms and status indication

This module is typically used in combination with other modules from the SIMATIC S7-1500 series to build a comprehensive control system for industrial automation. It offers reliable and precise digital input signal acquisition, enabling the PLC to monitor and respond to various events and conditions in the controlled process.

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