Description

The ACR222/2 module from Bachmann is designed to control stepping motor output stages with high-speed precision. It supports flexible acceleration profiles and ensures robust performance in industrial automation systems.

Specifications

• Model: ACR222/2

• Manufacturer: Bachmann

• Type: Stepping Motor Control Module

• Encoder Interface:

  • Counter Resolution: 24 bit

  • Counter Modes: 1-, 2-, and 4-edge evaluation

  • Encoder Frequency: Maximum 1 MHz

  • Inputs: HEDL (HP/AVAGO interface), RS422

  • Encoder Power Supply: +5 V or +15 V (jumper selectable)

  • Galvanic Isolation: 500 V from system

• Motor Controller Interface:

  • Stepper Frequency: Up to 150 kHz

  • Number of Steps: 1 to 16,777,215

  • Acceleration Types: Linear, sin², parabolic

  • Acceleration/Braking Time: 8 ms to 131 s

  • Output Voltage: Low 0–2 V, High 3–34 V, Imax 10 mA

  • Input Voltage: Low 0–3 V, High 4–30 V

• Power Requirements:

  • Voltage Range: 18 to 34 VDC

  • Internal Consumption: 400 mA at 24 VDC plus encoder/sensor load

  • Reverse Polarity Protection: Yes

• Environmental Ratings:

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

  • Storage Temperature: -40°C to +85°C

  • Relative Humidity: 5% to 95% (non-condensing)

  • Pollution Degree: 2 (IEC 60664-1)

• Certifications: CE, cULus, CCC

• Dimensions: 6.3 cm × 11.9 cm × 6.3 cm

• Weight: 0.3 kg (9.8 oz)

Features

• High-Speed Operation: Supports up to 150 kHz stepper frequency for precise control

• Flexible Configuration: Offers multiple acceleration profiles and step ranges

• Robust Signal Handling: Accepts various encoder inputs with galvanic isolation

• Precision Control: 24-bit resolution ensures accurate motor positioning

• Reliable Power Management: Includes reverse polarity protection and selectable encoder voltage

• Compact Design: Fits easily into industrial control panels

• Certified Safety: Meets international standards for industrial environments