Allen-Bradley 1746-IB16 - High-Speed DC Sinking Input Module

Key Features

• 16 DC sinking inputs for reliable signal acquisition
• Fast response: 8ms ON/OFF transition time
• Wide voltage range: 10-30V DC operation
• Compact design: Only 0.39kg (0.86 lbs)

Technical Specifications

• Brand: Allen-Bradley (Rockwell Automation)
• Part No: 1746-IB16
• Type: Digital DC Sinking Input
• Input current: 8mA @24V DC nominal
• Dimensions: 16.64 x 5.46 x 24.89 mm
• Backplane current: 50mA @5V DC
• Off-state current: 1mA maximum

Industrial Advantages

• Precise monitoring: 100ms step response
• Energy efficient: Low 0.20W per channel
• Reliable operation: Handles up to 5V DC off-state
• SLC 500 compatible: Seamless system integration

Package & Support

• Shipping: FedEx, UPS, DHL options
• Warranty: 12-month manufacturer coverage
• Certifications: UL, CE compliant
• Connections: 1746-HT and 1746-HCA compatible

Expert FAQs

• Q: What does "sinking input" mean?
  A: Current flows into the module when active
• Q: Suitable for 24V DC systems?
  A: Yes, ideal for 10-30V DC range
• Q: How fast is the response time?
  A: 8ms transition time for quick detection
• Q: Can it handle voltage spikes?
  A: Yes, up to 30V DC input
• Q: Installation space required?
  A: Compact 16.64mm width fits tight spaces