ABB 07DC91 Digital Input/Output Module

The ABB 07DC91 digital input/output module is designed for use in the CS31 system bus as a remote module. It features a total of 32 channels and provides flexible options for connecting inputs and outputs. With a reliable and robust design, this module is ideal for industrial automation systems requiring high performance and reliability.

Key Features and Specifications

Inputs: 16 digital inputs, 24 V DC, divided into two groups
Outputs: 8 digital outputs, 24 V DC, organized in one group
Output Type: Transistor-based
Output Load Capacity: 0.5 A (Rated)
Overload Protection: Yes, protects against overload and short circuits
Flexible I/O Functionality: 8 configurable input/output channels, each can function as an input, output, or re-readable output
Operating Voltage: 24 V DC
System Bus Connection: Electrically isolated from other components
Diagnostic Functions: Equipped with diagnostic capabilities for easy troubleshooting and monitoring

Front Panel Indicators

16 Green LEDs: Indicates signal status for inputs
16 Yellow LEDs: Displays signal status for outputs or configurable inputs/outputs
Red LED: Signals error messages for easy fault identification
Test Button: Allows for quick testing of the module’s functionality

Technical Specifications

Parameter	Value
Input Voltage	24 V DC
Output Voltage	24 V DC
Rated Load Capacity	0.5 A
Channels	32
Configurable I/O Channels	8
LED Indicators	16 Green, 16 Yellow
System Bus	Electrically Isolated
Diagnostic Functions	Yes
Test Button	Yes