Allen-Bradley 1746-NO4I SLC 500 Analog Output Module
The Allen-Bradley 1746-NO4I delivers four precise current output channels in a single slot design. This module provides reliable control signals for various industrial automation applications.
Technical Specifications
- Brand: Allen-Bradley | Rockwell Automation
- Model: 1746-NO4I
- Output Channels: 4 current outputs
- Output Range: 0 to 20mA standard
- Overrange Capability: 0 to 21mA (5% overrange)
- Resolution: 14-bit high precision
- Update Time: 512 microseconds
- Step Response: 2.5 milliseconds (95%)
- Load Range: 0 to 500 ohms maximum
- Load Reactance: 100 µH maximum
- Backplane Current: 55mA @ 5V DC, 195mA @ 24V DC
- Isolation: 500V DC field to backplane
- Operating Temperature: 0 to 60°C
- Accuracy: ±0.1% of full scale
- Drift: ±70 ppm/°C maximum
Installation & Wiring
- Install in any SLC 500 chassis slot
- Use Belden 8761 or equivalent shielded cable
- Maximum load: 500 ohms per channel
- Select power source via internal switch
- Keep cable lengths as short as possible
- Follow proper grounding practices
Package Contents
- One 1746-NO4I analog output module
- Installation documentation
- Configuration guide
Shipping Information
- Worldwide shipping available
- Carriers: FedEx, UPS, DHL
- Secure protective packaging
- Tracking provided for all orders
Module Comparison
- Different function than 1746-P3 Power Supply
- Similar to 1746-NO4I (same model)
- The 1746-NO4I provides current output capability
Expert FAQ
- What current range does it support? 0-20mA standard with 0-21mA overrange
- How many devices can each output drive? Loads up to 500 ohms per channel
- What is the output resolution? 14-bit for precise control signals
- Can I use external power? Yes, via internal selector switch
- What cable should I use? Shielded cable like Belden 8761
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