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Beckhoff IP3112-B318 Fieldbus Box

Beckhoff IP3112-B318 Fieldbus Box

Only 10 item(s) left in stock
  • Manufacturer: BECKHOFF

  • Product No.: IP3112-B318

  • Country of origin:Germany

  • Product Type: Fieldbus Box Modules

  • Payment: T/T, Western Union

  • Weight: 500g

  • Dimensions: 126 x 30 x 27 mm

  • Shipping port: Xiamen

  • Warranty: 12 months

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Description

Integrating decentralized field signals directly into PROFIBUS DP architectures, the Beckhoff IP3112-B318 functions as a highly robust Fieldbus Box designed for harsh operational environments. This module enables direct connection of physical industrial sensors and actuators without the need for an additional protective control cabinet. Operating seamlessly on PROFIBUS systems, it supports dynamic configuration options and handles data rates up to 12 Mbaud with automatic detection. The fully sealed housing delivers excellent dust and water ingress protection, making it suitable for direct machine mounting in heavy manufacturing environments.

Features

  • Direct integration with PROFIBUS DP networks supporting DP-V1 extensions.
  • Automatic detection of communication transmission rates up to 12 Mbaud.
  • Standardized B-coded M12 physical bus interface with integrated T-connector.
  • Rugged housing rated for IP65, IP66, and IP67 protection classes.
  • M8 power supply connectors supporting simple daisy-chaining to downstream modules.
  • Flexible configuration possibilities via KS2000 software or directly through the main controller.

Applications

  • Cabinet-free automation architectures in automotive production lines.
  • Material handling, sorting, and conveyor systems requiring localized physical inputs.
  • Heavy industrial plants subject to high vibration, moisture, and fine particulates.
  • Process industries requiring decentralized data collection over extended distances.

Technical Specifications

Specification Parameter Value / Detail
Manufacturer Beckhoff
Model Number / SKU IP3112-B318
Protocol / Interface PROFIBUS DP (with DP-V1 extensions support)
Data Transfer Rates Up to 12 Mbaud (automatic detection)
Control Voltage Supply 24 V DC (-15% / +20%)
Box Current Consumption 85 mA + sensor current (maximum 0.5 A)
Electrical Isolation Control voltage to fieldbus: No; Control voltage to I/O: according to I/O type
Operating Temperature 0 to +55 degC (Celsius)
Storage Temperature -25 to +85 degC (Celsius)
Protection Rating IP65 / IP66 / IP67 (conforms to EN 60529)
Vibration / Shock Resistance Conforms to EN 60068-2-6 / EN 60068-2-27
EMC Immunity / Emission Conforms to EN 61000-6-2 / EN 61000-6-4
Approvals CE, UL
Country of Origin Germany
Shipping Weight (Calculated) 2.00 kg
Package Dimensions (Calculated) 126 x 30 x 27 mm

Connections and Interfaces

Connection Type Hardware Interface Pin Allocation / Purpose
Fieldbus Input 1 x M12 plug (B-coded) 5-pin PROFIBUS DP connection with integrated tee-connector
Fieldbus Output 1 x M12 socket (B-coded) 5-pin downstream PROFIBUS DP connection
Power Feed 1 x M8 male socket 4-pin control voltage input (24 V DC)
Power Downstream 1 x M8 female socket 4-pin control voltage pass-through for downstream modules

Alternative Models & Compatibility

The IP3112-B318 belongs to the Beckhoff Fieldbus Box family. It is physically and electrically drop-in compatible with standard PROFIBUS DP networks utilizing B-coded M12 cabling. Parameters can be assigned using the standard GSD configuration file provided by the manufacturer or the specialized KS2000 configuration tool interface. Ensure firmware versions in your master controller support standard DP-V1 acyclic read/write data records for diagnostic access.

Application Pitfalls & Engineering Notes

When daisy-chaining multiple IP-series modules using the M8 power distribution interfaces, calculate total cumulative current draw meticulously. The M8 connectors are rated for a maximum total feed current of 4 A. Exceeding this thermal threshold will cause permanent damage to the internal power plane. To prevent voltage drops across complex topologies, execute a fresh power feed loop injection whenever the maximum sensor load approaches 4 A.

Commissioning & Wiring Tips

Always utilize shielded twisted-pair copper cabling specifically rated for PROFIBUS DP transmission (typically 2 x 0.25 mm2 with a characteristic impedance of 150 ohms). To guarantee structural integrity of the IP67 seal rating, tighten all M8/M12 connectors using a calibrated torque wrench set to exactly 0.4 Nm for M8 and 0.6 Nm for M12. Unused connector sockets must be capped using certified industrial sealing plugs.

Installation Guidelines

CRITICAL WARNING

Do not perform hot-plugging or wiring modifications while the 24 V DC power network is live. Ensure all power supplies are de-energized and locked out before initiating the mounting or cable mating process. Improper grounding of the shield line can lead to communication degradation and physical hardware damage due to ground loops.

1

Mount the Fieldbus Box directly to the machine structure using the integrated mounting flanges. Ensure the mounting plane is flat to avoid structural tension on the housing body.

2

Establish the physical PROFIBUS connection using the B-coded M12 connectors, verifying that the integrated T-connector is correctly seated for continuous line topology.

3

Connect the 24 V DC control voltage line to the M8 feed connector. Ensure correct polarity to prevent reverse bias currents.

4

Secure all unused ports with screw-on IP67 caps. Turn on power, configure the device address using the master controller software, and perform logical validation.

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Can I configure the IP3112-B318 fieldbus box without the KS2000 software interface?

Yes, configuration parameters and operating modes can be defined directly through the master controller using GSD configuration file integration, or acyclically via DP-V1 mechanisms.

What happens if I exceed the 4 A feed current limit on the M8 power distribution loops?

Exceeding 4 A will cause overheating and thermal stress on the internal power routing tracks of the fieldbus box, leading to hardware failure. Introduce external power feed injections to keep lines below 4 A.

Is the PROFIBUS line terminated internally in the IP3112-B318 module?

No, there is no integrated termination resistor inside the module. If the IP3112-B318 is located at the physical end of the PROFIBUS segment, you must install an external M12 termination resistor.

Does this module support both control voltage and load voltage isolation?

Electrical isolation between control voltage and fieldbus is not present, while isolation between control voltage and inputs or outputs depends on the specific hardware I/O sub-type of the box.

Global Express Shipping

  • Standard Delivery: 4-6 Business Days via DHL, FedEx, and UPS.
  • Express Dispatch: Same-day dispatch for in-stock orders placed before 2:00 PM (GMT+8).
  • Worldwide Coverage: Serving over 150 countries, including rapid delivery to Saudi Arabia and UAE.

Returns & Warranty

  • 30-Day Guarantee: Returns accepted for in-stock products in original, factory-sealed packaging.
  • 12-Month Warranty: Every industrial component is backed by our professional technical warranty.

Orders are processed and delivered Monday-Friday (excluding public holidays).


For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .

TECHNICAL SPECIFICATIONS

Country of origin
Germany

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