Product Details
Product Description
The 1746-NIO4V is an analog input/output module from the Allen-Bradley SLC 500 series, designed to provide high-resolution analog signal handling for voltage-based control applications. This module includes two input channels and two output channels, offering flexible configuration for both voltage and current signals.
With 16-bit resolution and a fast update time of 512 microseconds, the 1746-NIO4V ensures precise data acquisition and control feedback in industrial automation systems. Its 500 VDC isolation barrier provides reliable protection between field wiring and the backplane, ensuring system integrity and long-term durability.
Technical Specifications
-
Manufacturer: Allen-Bradley
-
Model / Part Number: 1746-NIO4V
-
Product Type: Analog Input/Output Module
-
Series: SLC 500
-
SLC Communication Format: 16-bit two’s complement binary
-
Input Channels: 2 differential (voltage or current selectable per channel, non-isolated)
-
Output Channels: 2 voltage outputs, non-isolated
-
Resolution: 16-bit (305.176 µV per LSB)
-
Repeatability: ±1 LSB
-
Input Signal Range: -10 to +10 V DC
-
Absolute Maximum Input Voltage: ±7.5 V DC or 7.5 V AC RMS
-
Full-Scale Input: 10 V DC
-
Update Time: 512 µs for all channels operating in parallel
-
Field-to-Backplane Isolation: 500 V DC
-
Converter Type: Successive approximation
-
Power Dissipation: Low profile, optimized for SLC chassis
-
Shipping Weight: 3 kg
Key Features
-
Two analog input and two analog output channels for flexible configuration
-
16-bit resolution for high-precision analog processing
-
Field-to-backplane isolation for enhanced protection
-
Fast update time for real-time process response
-
Compact module design suitable for SLC 500 racks
Applications
-
Process control and monitoring
-
Analog data acquisition in PLC systems
-
Voltage signal interfacing in automation equipment
-
Closed-loop feedback and proportional control applications
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
Navigating Industrial Automation Failures: Types, Causes, and Mitigation Strategies
Modern manufacturing relies heavily on automated control systems to maximize throughput and maintain product quality. However, unplanned downtime in industrial automation can cost facility operators thousands of dollars per hour. Understanding how programmable logic controllers (PLCs), distributed control systems (DCS), and field instrumentation fail empowers engineering teams to implement robust preventive maintenance strategies.
Essential Motion Control Commands: A Practical Guide for Engineers
Automation engineers often rely on precise position and speed control to drive modern factory machinery. Modern industrial systems, such as Programmable Logic Controllers (PLCs) and Distributed Control Systems (DCS), depend heavily on standardized motion instructions. Mastering these commands ensures operational safety, protects mechanical components, and optimizes cycle times across production lines.
The Role of Intrinsic Safety Barriers in PLC and DCS Architectures
Implementing robust protection in hazardous industrial environments represents a fundamental safety requirement in factory automation. Process facilities often handle volatile gases, dusts, and chemical agents that pose significant combustion risks. Consequently, control system engineers must deploy energy-limiting interfaces to isolate safe-area control cabinets from hazardous-area field instrumentation. This article examines the function, selection, and electrical principles of intrinsic safety barriers within modern PLC and DCS networks.