B&R 3IF661.9 I/O Module – Digital Input for Industrial Automation

The B&R 3IF661.9 is a high-speed counter module designed for industrial automation applications, featuring four channels for precise counting and measurement.

B&R 3IF661.9 Digital Input Module
Engineered for industrial automation systems, the B&R 3IF661.9 delivers robust connectivity and precise data transmission capabilities. This safety I/O module excels in critical control applications requiring reliable signal processing and real-time diagnostics. Its rugged IP67-rated housing ensures dependable operation in harsh industrial environments.

Parameter Specification
Brand B&R
Model Number 3IF661.9
Module Type Safety I/O Module
Voltage Range 24 V DC
Current Rating 0.5 A
Channels 8 Digital Inputs
Diagnostics LED Status Indicators
Operating Temperature -25°C to +70°C
Protocols PROFINET, Ethernet/IP, Modbus TCP
IP Rating IP67
Mounting Fieldbus Mountable


B&R 3IF661.9 Front View
B&R 3IF661.9 Side View
B&R 3IF661.9 Installation

Industrial Applications:
Designed for safety-critical systems including emergency stop circuits, machine guarding, and automated assembly lines. Compatible with B&R X20 and Power Panel control systems. Ideal for automotive manufacturing, packaging machinery, and material handling systems requiring fail-safe digital inputs.

Apex Automation – Since 2014, we’ve specialized in ready-to-ship industrial automation solutions. Our technical experts provide comprehensive support including:

  • Pre-sales system integration consulting
  • 1-year comprehensive warranty on all products
  • Priority technical support via WhatsApp or email
  • Custom sourcing for obsolete or hard-to-find components

Request pricing or discuss compatible alternatives: Contact on WhatsApp




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