Allen-Bradley 1746-NIO4I SLC 500 Analog Combination Module

Availability: 9 left in stock

The Allen-Bradley 1746-NIO4I is a specialized analog combination module designed for the SLC 500 programmable controller system. This unit provides...

SKU: 1746-NIO4I

Manufacturer: Allen-Bradley
Product No.: 1746-NIO4I
Product Type: Analog I/O Module
Product Origin: USA
Payment:T/T, Western Union
Weight: 200g
Shipping port: Xiamen
Warranty: 12 months

Description Reviews

The Allen-Bradley 1746-NIO4I is a specialized analog combination module designed for the SLC 500 programmable controller system. This unit provides integrated analog input and output capabilities, allowing for efficient signal processing in industrial automation environments. It is engineered to handle precise voltage and current signal ranges, ensuring reliable data acquisition and control.

Features

Integrated analog combination functionality within the SLC 500 architecture.
Supports versatile input ranges including -20 to +20 mA and -10 to +10V DC.
Provides a high-resolution output range of -10 to +10V DC.
Features 16-bit input resolution and 14-bit output resolution for high-accuracy control loops.
Fast update time of 512 microseconds to maintain system responsiveness.

Applications

This module is typically utilized in industrial control applications requiring mixed analog signal processing, such as process temperature monitoring, pressure regulation, and variable speed drive control. It is suitable for integration into existing SLC 500 chassis configurations where space-efficient analog I/O is required.

Technical Specifications

Model	1746-NIO4I
Manufacturer	Allen-Bradley
Series	SLC 500
Backplane Current (5V)	55 mA
Backplane Current (24V)	145 mA
Input Signal Ranges	-20 to +20 mA; -10 to +10V DC
Output Voltage Range	-10 to +10V DC
Resolution	16-bit Input, 14-bit Output
Bandwidth	10 Hz
Update Time	512 microseconds
Step Response (In/Out)	60 ms (In) / 2.5 ms (Out)

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 slot and the retaining screws are tightened to secure the unit.
Use shielded twisted-pair cabling for analog signals to minimize electromagnetic interference (EMI).
Route signal cables away from high-voltage power lines and inductive loads.
Maintain adequate clearance around the module to allow for proper thermal dissipation.

FAQ

Is the 1746-NIO4I compatible with all SLC 500 processors?
The module is designed for the SLC 500 platform. Please verify your specific processor firmware and chassis power supply capacity to ensure it supports the additional 55mA (5V) and 145mA (24V) load requirements.

What is the primary function of this module?
This is a combination module, meaning it provides both analog input channels for sensor feedback and analog output channels for controlling field devices like actuators or valves.

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