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B&R 3AM055.6 Analog Input Module

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B&R 3AM055.6 Analog Input Module
May 27, 2026

B&R 3AM055.6 Analog Input Module

The 3AM055.6 is a high-density analog input-focused mixed module from the B&R SYSTEM 2005 series, optimized for precise analog signal acquisition in industrial automation. It features 5 differential analog input channels (0–10 V) with 12-bit resolution, complemented by 3 analog outputs (±10 V) and a +10 V potentiometer supply for auxiliary control. Built with an all-metal enclosure and IP20 protection, it provides 2500 VAC galvanic isolation between field circuits and the controller, ensuring reliable performance in harsh environments with strong electromagnetic interference and vibration. As a compact single-slot I/O component, it integrates high-accuracy input sampling with basic output functionality, simplifying system design for B&R SYSTEM 2005-based automation projects.

Description

B&R 3AM055.6 Analog Input Module

Product Introduction

The 3AM055.6 is a high-density analog input-focused mixed module from the B&R SYSTEM 2005 series, optimized for precise analog signal acquisition in industrial automation. It features 5 differential analog input channels (0–10 V) with 12-bit resolution, complemented by 3 analog outputs (±10 V) and a +10 V potentiometer supply for auxiliary control. Built with an all-metal enclosure and IP20 protection, it provides 2500 VAC galvanic isolation between field circuits and the controller, ensuring reliable performance in harsh environments with strong electromagnetic interference and vibration. As a compact single-slot I/O component, it integrates high-accuracy input sampling with basic output functionality, simplifying system design for B&R SYSTEM 2005-based automation projects.

Basic Information

  • Model: 3AM055.6

  • Brand: B&R (Bernecker + Rainer, ABB Group)

  • Series: SYSTEM 2005

  • Product Type: Analog Input-Dominant Mixed I/O Module

  • Analog Inputs: 5 differential channels, 0–10 V DC, 12-bit resolution

  • Analog Outputs: 3 channels, ±10 V DC, 12-bit resolution, short-circuit resistant

  • Potentiometer Supply: 1 × +10 V output, 2 terminals, max. 40 mA load

  • Power Supply: 5 VDC from backplane (1.5 W); 24 VDC for field (5.5 W)

  • Total Power Consumption: 7.0 W

  • Protection Class: IP20

  • Operating Temperature: 0 °C to +60 °C

  • Storage Temperature: -25 °C to +70 °C

  • Relative Humidity: 5%–95%, non-condensing

  • Isolation Voltage: 2500 VAC (field to PLC)

  • Certifications: CE, UL, EAC, UKCA

  • Installation: Standard single slot for SYSTEM 2005 racks, DIN rail mountable

  • Compatible Terminal Block: TB170 (sold separately)

Function and Positioning

The 3AM055.6 primarily functions as a high-precision analog input interface for B&R SYSTEM 2005 controllers, designed to capture continuous analog signals from field sensors. Its core role is to convert 0–10 V analog signals (temperature, pressure, flow, level, speed) into 12-bit digital data for real-time monitoring, data logging, and closed-loop control by the PLC. The secondary analog outputs and potentiometer supply enable basic control and manual calibration, making it a flexible all-in-one solution for applications prioritizing accurate signal acquisition. Positioned as a cost-effective, space-saving I/O module, it reduces wiring complexity and cabinet space for small-to-medium automation systems requiring multi-channel analog input with auxiliary output capability.

Core Performance Parameters

  • Input Channel Configuration: 5 differential analog inputs (0–10 V), 12-bit resolution

  • Complementary Channels: 3 analog outputs (±10 V, 12-bit), 1 × +10 V potentiometer supply

  • Input Conversion Time: <1 ms per channel; <1.5 ms with signal averaging

  • Basic Input Accuracy: ±0.05% FS at 25 °C

  • Temperature Drift: ±50 ppm/°C

  • Input Impedance: 2 MΩ per channel

  • Input Protection: Overvoltage protection against wiring errors

  • Operating Modes: Cyclic measurement, signal averaging, software-configurable timing (2 ms to 65,535 ms)

  • Status Indicators: 4 onboard LEDs for module status, converter activity, and fault diagnosis

  • Diagnosis: Full fault detection and reporting via B&R Automation Studio

  • EMC Compliance: EN 61000-6-2, EN 61000-6-4

  • Configuration: Parameterization via B&R Automation Studio V4.x+

General Compatible Accessories

  • B&R SYSTEM 2005 series backplanes and multi-slot expansion racks

  • SYSTEM 2005 series CPU modules and X2X bus-compatible I/O modules

  • 24 VDC industrial power supplies (e.g., 0PS105.1, 0PS205.1)

  • Shielded twisted-pair cables for analog signal transmission

  • TB170 terminal block for reliable field wiring connection

  • B&R Automation Studio V4.x+ for programming, configuration, and maintenance

  • 0–10 V compatible sensors (temperature, pressure, flow, level, speed)

  • ±10 V controlled actuators (proportional valves, frequency converters, servo drives)

  • 10 V potentiometers for manual control and feedback calibration

Applicable Equipment Fields

  • Factory Automation: Packaging machinery, machine tools, automotive assembly lines, general production equipment

  • Process Industry: Chemical, pharmaceutical, food and beverage, water treatment, papermaking, textile

  • Energy Sector: Power plant monitoring, renewable energy systems, energy efficiency control

  • Motion Control: Servo and frequency converter auxiliary control, positioning systems

  • Building Automation: HVAC systems, environmental monitoring, building management systems

  • Industrial Sites: Environments with high electromagnetic interference, vibration, and wide temperature ranges

  • B&R SYSTEM 2005-based automation projects requiring high-precision multi-channel analog input with auxiliary output functions


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