Allen-Bradley | ControlLogix Output Module 1756-OB16IS

Allen-Bradley 1756-OB16IS – High-Speed Scheduled Output Module

Key Features

• ⚡ 16 isolated outputs (8 time-synchronized)
• ⚡ Ultra-fast 1ms ON / 2ms OFF switching
• ⚡ Wide 10-30V DC operating range
• ⚡ Heavy-duty 2A per point capacity
• ⚡ Built for precision timing applications

Technical Specifications

• Model: 1756-OB16IS (ControlLogix Series)
• Output Type: Isolated sink/source
• Voltage Range: 10-30V DC
• Current Rating: 2A continuous per point
• Synchronization: ±16.7μs coordinated timing
• Power Use: 350mA @ 5.1V DC
• Isolation: 250V (tested at 1350V AC)
• Temp Range: 0°C to 60°C

Advanced Functions

• ⏱️ CIPSync architecture compatible
• ⏱️ Multiple fault states configurable
• ⏱️ 4A surge capacity (10ms pulses)

Your Assurance

• 🔒 12-month performance guarantee
• ✈ Worldwide express shipping
• 🛡️ 30G shock resistant design

Expert Questions

• Q: What’s the timing accuracy of scheduled outputs?
  A: Synchronized within ±16.7 microseconds.
• Q: Can I use different voltages on each output?
  A: Yes, all outputs work independently 10-30V DC.
• Q: What happens during power loss?
  A: Configurable (Hold last state, On, or Off).
• Q: Is this module vibration resistant?
  A: Yes, tested for 2G vibration operation.
• Q: What’s the minimum load current?
  A: 1mA per point for reliable operation.

Resources

• 📥 Download 1756-OB16IS full manual