Allen-Bradley 1746-NO4V SLC 500 Analog Output Module – 4-Channel Voltage

Allen-Bradley 1746-NO4V: Precision Voltage Output Module

Control analog devices with precision using the Allen-Bradley 1746-NO4V analog output module. This reliable 4-channel module delivers accurate voltage signals for SLC 500 systems. The 1746-NO4V provides stable -10 to +10VDC outputs for various control applications.

• Four Output Channels: Control multiple devices with one compact module.
• Wide Voltage Range: -10 to +10VDC output for flexible control.
• High Resolution: 14-bit precision for accurate signal generation.
• Fast Response: 2.5ms step response time for quick control actions.

Technical Specifications

Brand: Allen-Bradley (Rockwell Automation)
Series: SLC 500
Model: 1746-NO4V
Module Type: 4-Channel Analog Voltage Output
Output Channels: 4 non-isolated channels
Output Range: -10 to +10V DC
Resolution: 14 bits
Full Scale Output: 10V DC
Update Time: 512 microseconds
Step Response: 2.5 milliseconds (95%)
Maximum Load Current: 10 mA
Maximum Load Capacitance: 1 μF
Backplane Current (5V): 55 mA
Backplane Current (24V): 145 mA
Isolation: 500V DC (field to backplane)
Accuracy Drift: ±54 ppm/°C
Operating Temperature: 0 to 60°C (32 to 140°F)
Wire Size: 14 AWG maximum
Terminal Type: Removable terminal block
Status Indicators: LED indicators
Communication Format: 16-bit two’s complement binary

Warranty & Shipping

All purchases include a 12-month warranty covering defects and performance issues. We ship globally using reliable carriers including FedEx, UPS, and DHL for fast delivery.

Comparison With Similar Products

Consider these alternative output modules for your system:
Allen-Bradley 1746-OA16 (16-Channel AC Output Module)
Allen-Bradley 1746-NO4V (Alternative Source)

Frequently Asked Questions

• What types of devices can I control with this module?
  It can control variable frequency drives, valve positioners, motor controllers, and any device accepting -10 to +10V DC signals.
• Can I use both positive and negative voltages simultaneously?
  Yes, each channel can independently output any voltage within the -10 to +10V range.
• What power source does this module use?
  It can use either backplane power or an external 24V DC supply (selected via SW1 switch).
• How do I prevent electrical noise interference?
  Install away from AC power sources, use shielded cable, and follow proper grounding practices.
• What is the advantage of 14-bit resolution?
  It provides 16,384 possible output values, allowing very precise control of your analog devices.

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