Product Details

Baumuller 3.0713B is a dedicated communication interface board and bus signal PCB designed for legacy Baumuller modular servo drive platforms. This communication interface board serves as the data bridge between the servo drive and upper control system, transmitting motion commands, status feedback and fault information via standard fieldbus protocols. The bus signal PCB integrates bus transceivers, isolation circuits and signal buffers to guarantee reliable bidirectional data exchange between the drive CPU and external PLC or host controller. It supports baud rate configuration, station address setting and bus error diagnosis for stable long‑distance communication. The multi‑layer FR4 circuit board adopts conformal coating to protect signal traces against dust, moisture and corrosive vapors inside industrial control cabinets. As an obsolete and hard‑to‑source discontinued spare, it acts as a matched drop‑in replacement to restore fieldbus connectivity and realize remote drive control for ageing Baumuller servo drives.

Basic Parameters

Brand: Baumuller

Model: 3.0713B

Product Type: Fieldbus communication interface board, bus signal PCB card

Main Function: Fieldbus data transceiver, signal galvanic isolation, command transmission, drive status upload, bus fault diagnosis

Interfaces: Fieldbus terminal connector, backplane edge connector, communication and fault LED indicators

PCB Treatment: Conformal coated multi‑layer circuit board, UL 94V‑0 flame retardant

Mounting: Internal plug‑in installation inside compatible Baumuller servo drive housing

Auxiliary Supply: 24 V DC for logic circuits

Net Weight: Approximately 210 g

Condition: Original discontinued industrial spare

Supported Functions

This communication interface board supports real‑time fieldbus data exchange for centralized motion control. The bus signal PCB receives motion setpoints issued by the host controller and forwards them to the main control board, while uploading operating status, actual speed, position and fault codes back to the upper system. It continuously monitors bus signal quality and triggers communication fault alarms when signal loss, bus conflict or wiring failure occurs. It works cooperatively with the main control board, encoder interface board and gate drive board to achieve synchronized multi‑axis motion through bus networking. If this fieldbus card fails, the servo drive will lose remote command access and cannot participate in the fieldbus control network.

Core Functions

The core function of this communication interface board is to provide isolated fieldbus connection for the servo drive. It converts internal parallel logic signals into standardized bus data frames and realizes bidirectional data transmission. Built‑in isolation circuits prevent ground loop interference and improve system stability. This bus signal PCB is an indispensable spare to rebuild the network communication channel of legacy motion machinery and resume centralized automation control.

Hardware Specifications & Environmental Features

Operating Temperature: 0°C ~ +60°C

Storage Temperature: -20°C ~ +75°C

Relative Humidity: 5%–95%, non‑condensing

Housing: Bare coated PCB with bus signal terminals

Protection: ESD protection for bus ports, bus short‑circuit isolation, IP20

Anti‑interference: Isolated power design and signal filtering circuits to suppress electromagnetic noise inside cabinets

Compatibility: Suitable for legacy Baumuller modular servo drive units

Industry Applications: Applied in legacy petrochemical distributed control, old paper making production automation, material handling conveyor lines, packaging and textile machinery, water treatment remote signal collection and large conveyor remote I/O control racks.

Note: Confirm 800 series backplane compatibility, pulse signal type, counting mode and preset logic before ordering.

This is from our current stock.

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