Allen-Bradley - 1756-OB16IEFS DC Output Module

Allen-Bradley 1756-OB16IEFS ControlLogix Scheduled Fast Output Module

Technical Specifications

• Brand & Manufacturer: Allen-Bradley
• Series: ControlLogix
• Model Number: 1756-OB16IEFS
• Module Type: Scheduled Fast DC Output Module
• Key Application: Motion Axis Output Cam (MAOC) Control
• Output Voltage: 10-30 Volts DC
• Number of Outputs: 16 Scheduled & Isolated Points
• Output Current per Point: 2A at 45°C, 1A at 60°C
• Module Current Rating: 8A at 45°C, 4A at 60°C
• Backplane Current: 350mA at 5.1V DC, 3mA at 24V DC
• Response Time (Unscheduled): 14 µs nominal, 23 µs max
• Isolation Voltage: 250V continuous (per-point)
• Synchronization: CIP Sync slave for precision timing

Frequently Asked Questions

• Q: What is the primary use of the 1756-OB16IEFS module?
  A: It is specifically designed for position-based motion control using the MAOC instruction, enabling precise cam output functions synchronized to axis position.
• Q: What does "CIP Sync slave-only" mean for this module?
  A> It requires a CIP Sync master clock (like a 1756-EN2T/EN3TR) on the network to provide precise timing for its scheduled outputs.
• Q: Can I use this for standard (non-motion) output control?
  A: Yes, it can operate as a high-performance standard output module, but its full potential is realized in scheduled motion applications.
• Q: What makes this module different from the 1756-OB16IEF?
  A> The 1756-OB16IEFS uniquely supports the MAOC instruction in remote chassis and is optimized for tightly synchronized, scheduled output control.
• Q: What is your return policy?
  A> We offer a 30-day return policy for all unused products returned in their original condition and packaging.

Contact: Email sales@nex-auto.com or call/WhatsApp +86 153 9242 9628.