BECKHOFF IP2320-B400 Fieldbus Box

Description

The BECKHOFF IP2320-B400 is a decentralized, IP67-rated Fieldbus Box designed for space-saving, machine-mounted application without a control cabinet. This combination I/O module integrates 4 digital inputs and 4 digital outputs within a single rugged enclosure, directly interfacing with Interbus industrial communication networks.

By bringing control signals directly to the machine frame, the BECKHOFF IP2320-B400 simplifies field wiring and reduces cabling complexity. Input signals are processed with a 3 ms filter time, while high-capacity digital outputs deliver up to 2 A per channel, making this module highly suitable for switching solenoids, valves, actuators, and other demanding load types in industrial automation environments.

Features

• Interbus fieldbus interface for direct integration into decentralized control networks.
• 4 digital inputs (24 V DC) with a 3 ms input filter.
• 4 high-capacity digital outputs (24 V DC) rated at 2 A per channel.
• Compact M8 (Ø8 mm) circular connection system for efficient, secure sensor and actuator wiring.
• Durable IP67 protection class, safeguarding electronics against dust, moisture, and liquid ingress.
• Localized diagnostic capability to facilitate rapid troubleshooting on the plant floor.

Applications

• Decentralized machine control architectures where direct I/O mounting is required.
• Material handling systems, packaging machinery, and conveyor networks.
• Automated assembly and production lines utilizing Interbus communication.
• High-current switching applications for valves, actuators, and contactors.

Technical Specifications

General

Fieldbus and Communication

Digital Inputs

Digital Outputs

Connection and Wiring

Connections / Interfaces

Installation Guidelines

1. Verify that the physical model number matches IP2320-B400 before beginning installation.
2. Ensure all system power supplies (fieldbus power, control power, and load power) are de-energized before mounting.
3. Mount the Fieldbus Box securely onto a flat machine surface using the designated mounting holes. Do not overtighten mounting screws to avoid stress on the housing.
4. Connect the incoming and outgoing Interbus lines using verified industrial-grade cabling.
5. Wire sensors and actuators to the M8 circular ports. Ensure connectors are tightened to the appropriate hand-tight torque specification to maintain the IP67 environmental seal.
6. Apply 24 V DC power and confirm logic/bus LED indicators illuminate correctly.
7. Perform configuration and physical addressing within your Interbus master controller configuration software.

Replacement Recommendations

When replacing an existing BECKHOFF IP2320-B400, carefully label each M8 connector corresponding to its physical I/O channel before removal. Ensure the replacement unit is secured tightly to maintain vibration resistance, and verify that cable seals are undamaged to prevent moisture penetration.