B&R X20CM0985-1 Communication Module

Product Description

The B&R X20CM0985-1 is an X20 Energy Measurement and Synchronization Module designed for the B&R X20 I/O System. Although described as a communication module, its primary function is electrical energy measurement, power monitoring, and intelligent mains synchronization for industrial automation systems.

The module can measure 120–480 VAC power networks, support simultaneous measurement of two AC mains networks plus additional voltage inputs, and integrate current transformers for accurate current and power analysis. It is widely used in machine energy management, power monitoring, and synchronization applications.

Detailed Specifications

Parameter	Specification
Manufacturer	B&R Industrial Automation
Model	X20CM0985-1
Product Type	Energy Measurement & Synchronization Module
Series	X20 I/O System
Function	Power measurement / mains synchronization
Voltage Measurement Range	120–480 VAC configurable
Measured Networks	2 AC mains networks + 2 additional voltages
Current Inputs	3 current inputs
Current Transformer Support	X:1 A / X:5 A CT
Frequency Measurement Range	15.2 Hz to 2 × nominal frequency
Measurement Accuracy	<10 mHz at 400 V ±5% or 100 V ±5%
Digital Outputs	5 channels
Output Type	Current-sourcing FET
Output Voltage	24 VDC
Output Current	0.1 A/channel
Bus Power Consumption	1.05 W
Internal I/O Power Consumption	4 W
Protection Rating	IP20
Communication System	B&R X20 internal bus
Terminal Block	X20TB12 (2 pcs required)