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B&R X20CM2821 | Counter Module | 2 Channels | 24 V DC | X20 Series

Overview

The B&R X20CM2821 is a 2-channel counter module from the X20 Series, designed to handle high-speed counting and frequency measurement tasks in industrial automation. It supports event counting, position tracking, and speed detection for incremental encoders and pulse generators.

Key Features

• 2 high-speed counter channels

• Supports pulse, frequency, and position counting

• 24 V DC input level with short-circuit protection

• Configurable edge detection and count direction

• Direct integration with X20 controllers

• Status LEDs for input diagnostics

• Compact DIN-rail mountable design

Technical Specifications

• Catalog Number: X20CM2821

• Channels: 2 digital counters

• Input Type: 24 V DC (sink/source)

• Max Input Frequency: Typically up to 100 kHz

• Input Filtering: Configurable via software

• Count Modes: Up/down, quadrature, single-ended

• Galvanic Isolation: Yes (channel to system)

• Diagnostics: LED indicators for each channel

• Mounting: DIN rail with X20 backplane

• Protection Class: IP20

• Operating Temperature: 0 °C to +55 °C

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

• Dimensions: Approx. 12.5 × 100 × 72 mm

• Weight: ~80 g

Applications

• High-speed counting in packaging and conveyor systems

• Position tracking for incremental encoders

• Speed measurement for rotating machinery

• Industrial automation with real-time monitoring

• OEM machines requiring event or pulse counting

Why Choose X20CM2821

• Accurate and fast counter inputs

• Supports multiple count modes for flexibility

• Easy setup and diagnostics in Automation Studio

• Compact for modular installations

• Reliable for continuous industrial operation

Order Now

The B&R X20CM2821 counter module is available and ships worldwide.