• Allen-Bradley 1746SC-IN04VI
  • Allen-Bradley 1746SC-IN04VI
  • Allen-Bradley 1746SC-IN04VI
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Allen-Bradley 1746SC-IN04VI Spectrum Controls Analog Combination Output Module

Allen-Bradley 1746SC-IN04VI Spectrum Controls Analog Combination Output Module

Description

The 1746SC-IN04VI is a high-precision, four-channel analog output module engineered by Spectrum Controls for the Allen-Bradley SLC 500 platform. The 'VI' designation signifies its versatile dual-mode capability, allowing each of...

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Availability: In stock

SKU: 1746SC-IN04VI
Vendor: Allen-Bradley
Category: Analog Output Module
Related Series:

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Description

The 1746SC-IN04VI is a high-precision, four-channel analog output module engineered by Spectrum Controls for the Allen-Bradley SLC 500 platform. The 'VI' designation signifies its versatile dual-mode capability, allowing each of the four channels to be independently configured for either voltage or current output. This module is designed for industrial applications requiring high resolution and robust electrical isolation to maintain signal integrity across diverse field devices.

Features

  • Four independently configurable analog output channels.
  • Individual channel-to-channel isolation (500V AC continuous).
  • 16-bit resolution for high-precision control.
  • Supports multiple current ranges: 0-20 mA, 4-20 mA, and 0-21 mA.
  • Supports multiple voltage ranges: +/- 10V, 0-10V, 0-5V, and 1-5V DC.
  • Fast 1 ms step response time to 95% of full scale.
  • Designed specifically for the Allen-Bradley SLC 500 I/O chassis.

Applications

This module is ideal for process control environments where ground loops and electrical noise are common. Typical applications include controlling variable frequency drives (VFDs), actuators, proportional valves, and other field devices that require isolated, high-accuracy analog signals.

Technical Specifications

Model 1746SC-IN04VI
Manufacturer Spectrum Controls
Product Line SLC 500
Channels 4 (Independently Configurable)
Resolution 16-bit
Current Ranges 0-20 mA, 4-20 mA, 0-21 mA
Voltage Ranges +/- 10V, 0-10V, 0-5V, 1-5V DC
Step Response 1 ms (to 95% of full scale)
Accuracy (Current) 0.08% of full scale @ 25 degC
Accuracy (Voltage) 0.10% of full scale @ 25 degC
Backplane Current 120 mA @ 5V DC / 250 mA @ 24V DC
Thermal Dissipation 5 Watts (Maximum)

Installation Guidelines

  • Ensure the SLC 500 chassis power is disconnected before installing or removing the module.
  • Verify that the module is fully seated in the chassis slot and secured with the provided screws.
  • Use shielded twisted-pair cabling for all analog signals to minimize EMI interference.
  • Maintain proper grounding practices to ensure the effectiveness of the 500V channel-to-channel isolation.
  • Ensure adequate ventilation around the chassis to prevent exceeding the 5W thermal dissipation limit.

FAQ

Can I mix voltage and current signals on the same module? Yes, the 1746SC-IN04VI allows each of the four channels to be independently configured for either voltage or current output.

Does this module provide isolation between channels? Yes, the module features individual channel-to-channel isolation, which prevents ground loops and signal crosstalk between connected devices.