B&R X20DI2377 | High-Precision Digital Input Module with Event Counting Capability

Overview

The B&R X20DI2377 is a digital input module designed for industrial automation systems requiring precise signal processing and event counting. Featuring 2 digital inputs with a sink connection and 3-wire configuration, this module supports input frequencies up to 50 kHz, making it ideal for high-speed counting applications.

Key Features

• Digital Inputs: 2 channels with sink connection

• Input Voltage: 24 VDC (-15% / +20%)

• Input Frequency: Up to 50 kHz

• Event Counting: Each input can function as a 16-bit event counter

• Gate Measurement: Supports gate measurement on one channel

• Input Filters: Hardware filter 10 s; software filter configurable between 0 and 25 ms

• Sensor Power Supply: Provides 24 VDC and GND for sensor connections

• Status Indicators: LEDs for I/O function per channel, operating state, and module status

Technical Specifications

• Model Number: X20DI2377

• Series: X20

• Input Current: Typically 10.5 mA at 24 VDC

• Input Resistance: Approximately 2.23 k

• Switching Thresholds:

  • Low: <5 VDC

  • High: >15 VDC

• Event Counter:

  • Counter Size: 16-bit

  • Maximum Frequency: 50 kHz

  • Signal Form: Square wave pulse

• Gate Measurement:

  • Supported on one channel

  • Signal Form: Square wave pulse

  • Pulse Length: 20 s

• Sensor Power Supply:

  • Voltage: Module supply minus voltage drop for short-circuit protection

  • Maximum Current: 0.5 A

  • Short-Circuit Proof: Yes

• Power Consumption:

  • Bus: 0.15 W

  • Internal I/O: 0.82 W

• Operating Temperature:

  • Horizontal Mounting: -25C to +60C

  • Vertical Mounting: -25C to +50C

• Protection Rating: IP20

• Certifications: CE, UL, ATEX Zone 2, DNV, KC

Applications

• High-Speed Counting: Ideal for applications requiring precise event counting up to 50 kHz

• Industrial Automation: Suitable for monitoring and processing high-frequency digital signals

• Process Control: Effective in scenarios necessitating accurate gate measurements and event tracking

Why Choose the B&R X20DI2377?

• High-Speed Performance: Capable of handling input frequencies up to 50 kHz for precise event counting

• Flexible Configuration: Supports both event counting and gate measurement functionalities

• Integrated Sensor Supply: Provides necessary power for connected sensors, simplifying wiring

• Robust Design: Meets industrial standards with certifications for use in various environments

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Available for immediate worldwide shipping. Contact us for pricing, availability, and technical support to ensure seamless integration into your automation systems.

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