Allen-Bradley 1756-OB16D Diagnostic Output Module | 16-Point

Allen-Bradley 1756-OB16D Diagnostic Output Module – Precision Control with Advanced Fault Detection

Technical Specifications

• Brand: Allen-Bradley | Model: 1756-OB16D
• Output Type: DC source (16 points)
• Voltage Range: 19.2-30V DC
• Current Capacity:
  • 2A/point @30°C | 1A/point @60°C
  • 8A/module @30°C | 4A/module @60°C
• Response Speed:
  • OFF→ON: 55µs (1ms max)
  • ON→OFF: 630µs (5ms max)
• Surge Handling: 4A for 10ms (repeatable)
• Leakage Current: <1mA per point
• Isolation: 250V AC continuous

Smart Diagnostics

• Automatic no-load detection
• Real-time output verification
• Short-circuit trip: 8A/180ms
• Configurable fault states per point
• Diagnostic latching capability

Certifications & Support

• UL, CE, RoHS certified
• 12-month performance warranty
• Global shipping: FedEx/UPS/DHL
• Operating temp: 0-60°C (32-140°F)

Expert Questions Answered

• Q: Can I replace modules without shutdown?
  A: Yes – hot-swappable with power on
• Q: Minimum load requirements?
  A: 3mA per point required
• Q: Overload protection method?
  A: Electronic fusing per channel
• Q: Status indication per point?
  A: Yes – visual LED for each output
• Q: Surge current tolerance?
  A: Handles 4A pulses every second

Download Technical Documentation

Full specifications: ControlLogix I/O Modules Manual (PDF)