Allen Bradley 1440-ACNR | XM ControlNet Communication Adapter

Product Description

The Allen Bradley 1440-ACNR is a ControlNet adapter module from the XM series, designed to connect up to ten XM dynamic measurement modules into a ControlNet network. It provides fixed-rate communication for both ControlNet and the XM bus, ensuring stable and reliable data transfer in vibration monitoring and machine protection systems. With built-in status indicators and reverse-polarity protection, the module is engineered for dependable performance in industrial environments.

Technical Specifications

• Manufacturer Allen Bradley

• Product Line XM Series

• Product Type ControlNet Adapter Module

• Part Number 1440-ACNR

• Weight 1.00 lbs (0.45 kg)

• Supported XM Modules Up to 10 XM dynamic measurement modules (Cat. No. 1440-DYN02-01RJ)

• ControlNet Communication Rate 5 Mbps (fixed)

• XM Bus Communication Rate 500 Kbps (fixed)

• Status Indicators Module, Backplane (XM bus), ControlNet A, ControlNet B

• Power Consumption Max 2.4 W

• Power Dissipation Max 2.4 W

• Thermal Dissipation 8.194 BTU/hr

• Input Overvoltage Protection Reverse-polarity protected

• Field Power Supply Class 2, 24 V DC, 120 mA

• Mounting Style DIN rail

Application Scenarios

• Integration of XM vibration monitoring modules into ControlNet networks

• Machine protection systems requiring distributed measurement and diagnostics

• Industrial automation environments with modular expansion needs

FAQ

Q: How many XM modules can the 1440-ACNR support?  A: Up to 10 XM dynamic measurement modules.

Q: What communication rates are supported?  A: ControlNet at 5 Mbps and XM bus at 500 Kbps.

Q: Does the module include protection features?  A: Yes, it has reverse-polarity protection for input voltage.

Comparable Models

• 1440-ACNR: ControlNet adapter for XM modules (this model)

• 1440-DYN02-01RJ: XM dynamic measurement module

• 1440-TB-A: Terminal base for XM modules