ABB 07DC91 (07 DC 91) GJR5 2514 00 R0202 Digital Input/Output Module

Description

The ABB 07DC91 is a versatile digital input/output module designed for use on the CS31 system bus as a remote module. It offers 32 channels, including 16 digital inputs, 8 digital outputs, and 8 configurable channels that can function as inputs, outputs, or re-readable outputs. The module operates at 24 V DC, ensuring compatibility with various industrial automation systems. Built with reliability in mind, the module features overload and short circuit protection for transistor outputs and provides electrical isolation between the system bus and other components.

Features

32 Channels:
- 16 digital inputs.
- 8 digital outputs.
- 8 configurable channels (input, output, or re-readable output).
Transistor Outputs: Rated for 0.5 A with overload and short circuit protection.
Diagnostic Indicators: Equipped with 33 LEDs for fault detection and status monitoring:
- 16 green LEDs for input status.
- 16 yellow LEDs for output status.
- 1 red LED for error messages.
Electrical Isolation: The system bus connection is isolated from the rest of the module.
Flexible Configuration: Configurable channels allow customization for various industrial applications.
Compact Design: Built for DIN rail mounting with natural convection cooling.

Technical Specifications

Electrical

Operating Temperature: 0…55 °C.
Supply Voltage: 24 V DC.
Signal Voltage for I/Os: 24 V DC.
Current Consumption Without Load: Max. 0.15 A.
Rated Load for Supply Terminals: Max. 4.0 A.
Power Dissipation:
- Without Load: Max. 5 W.
- Under Load: Max. 10 W.
Protection Against Reversed Polarity: Yes.

Input/Output

Binary Inputs: 16.
Binary Transistor Outputs: 8.
Configurable I/Os: 8.
Reference Potential for I/Os: Terminals 24/25 (minus pole of supply voltage).

Interfaces and Diagnostics

System Bus Interface: 1 CS31 interface.
Address Setting: Coding switch under the slide cover.
LED Indicators: 33 LEDs for diagnostics and status.

Mechanical Data

Mounting:
- DIN rail (DIN EN 50022-35, 15 mm deep).
- 4 screws (M4).
Dimensions: 120 x 140 x 85 mm.
Weight: 450 g.
Connector Type: Removable screw-type terminals.
Conductor Cross Section:
- Power Input: Max. 2.5 mm².
- Signal Terminals: Max. 1.5 mm².
Cooling: Ensure natural convection cooling.

Ordering Data

Module: 07DC91.
Order Number: GJR5 2514 00 R0202. (GJR5251400R0202)
Scope of Delivery:
- Digital input/output module (07DC91).
- 1 x 5-pin connector (grid space 5.08 mm).
- 1 x 3-pin connector (grid space 5.08 mm).
- 4 x 9-pin connectors (grid space 3.81 mm).

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