Output Module Allen-Bradley 1746-NIO4V SLC 500 Analog Combo

Product Overview

The Allen-Bradley 1746-NIO4V is a high-performance analog combination module. It belongs to the SLC 500 series from Rockwell Automation. This module provides two differential voltage or current inputs. It also features two non-isolated voltage outputs. The module uses 16-bit resolution for inputs. Outputs use 14-bit resolution. It delivers reliable data conversion for industrial systems. The 1746-NIO4V mounts directly into a SLC 500 rack. It works well for monitoring and control tasks.

Application Scenarios

This module fits many industrial automation roles. Use it for process control in manufacturing plants. It works for machine monitoring and data acquisition. The voltage inputs handle sensor signals easily. The outputs control actuators or drives. It suits applications needing fast update times. The bandwidth of 10 Hertz filters noise well. It is ideal for both new and upgrade projects. The module supports various analog signals.

Technical Specifications

The 1746-NIO4V has two differential inputs. Input range is -20 to 20 mA or -10 to +10V dc. Current resolution is 1.22070 µA per LSB. Voltage input resolution is 305.176 µV per LSB. It has two non-isolated voltage outputs. Output range is -10 to +10 volts. Output resolution is 1.22070 mV per LSB. Backplane current is 0.55 mA at 5.1 Volts. It draws 115 mA at 24 Volts. Update time is 512 microseconds. Step response is 60 milliseconds for inputs. Output step response is 2.5 milliseconds.

Installation & Maintenance Guide

Install the module into any SLC 500 rack slot. Ensure power is off before insertion. Secure the module with mounting screws. Connect field wiring to the terminal block. Use proper shielding for signal wires. Follow the user manual for wiring diagrams. Test the module after installation. Check configuration with your programming software. Regular cleaning keeps connections reliable. Inspect for loose wires periodically.

Packing List

The package includes one Allen-Bradley 1746-NIO4V module. It comes with a mounting bracket. A quick start guide is included. No terminal block is included. Use standard SLC 500 accessories. Shipping is via Fedex, UPS, or DHL.