Is the Allen-Bradley 1746-NI8 new or used?

We offer the 1746-NI8 in multiple conditions, from unused surplus to professionally reconditioned units. Every option is sourced and verified independently and covered by our 2-year replacement warranty.

What are the key ratings of the 1746-NI8?

The 1746-NI8 is rated at 14 Watts Maximum.

What is the Allen-Bradley 1746-NI8?

The 1746-NI8 is an Allen-Bradley SLC 500 Analog I/O Module.

UPC	10662072678036
Brand	Allen-Bradley
Cable	1492-ACABLE*C
Inputs	1746-NI4
Series	SLC 500
UNSPSC	32151705
Bandwidth	1-75 Hertz
Wire Size	14 AWG
Resolution	16 bits
Data Format	Engineering Units Scaled for PID Proportional Counts (-32,768 to +32,767 range), Proportional Counts (User Defined Range, Class 3 only). 1746-NI4 Data Form
Module Type	Analog I/O Module
Update Time	6 milliseconds
Applications	Combination 120 Volts AC I/O
Manufacturer	Industrial Automation
Step Response	0.75-730 milliseconds
LED Indicators	9 green status indicators one for each of 8 channels and one for module status
Conversion type	Successive approximation, switched capacitor
Input Impedance	250 Ohms
Chassis location	Any I/O module slot except slot 0
Backplane Current	(5 Volts) 200 mA;(24 Volts DC) 100 mA
Input Type, Current	0-20 mA 4-20 mA 20 mA 0-1 mA
Thermal Dissipation	3.4 Watts
Input Types, Voltage	10V dc 1-5V dc 0-5V dc 0-10V dc
Input signal Category	-20 to +20 mA (or) -10 to +10V dc
Part Number/Catalog No.	1746-NI8
Input Filter Frequencies	1 Hz, 2 Hz, 5 Hz, 10 Hz, 20 Hz, 50 Hz, 75 Hz
Backplane Current (5 Volts)	200 milliamps
Backplane Power Consumption	14 Watts Maximum
Backplane Current (24 Volts DC)	100 milliamps

Allen-Bradley

1746-NI8

Rate this product

PLCs SLC 500

The Allen-Bradley 1746-NI8 by Industrial Automation is a high-resolution 16-bit analog I/O module for the SLC 500 series with 8 channels supporting various voltage and current inputs. It features a fast 6 ms update time, multiple input filter frequencies, and LED indicators, consuming a maximum of 14 Watts from the backplane. Ideal for precise control applications.

PDF

We currently only collect tax from customers in the state of North Carolina. If you are exempt on your purchase, please email your Sales Tax & Use Exemption Form to sales@replacenc.com.
If you are checking out via a quote we send you, there is an option to upload your form at the time of purchase.

If you have already placed an order, please send us your form and we can refund the charged taxes.

Overview of the Allen-Bradley 1746-NI8

The Allen-Bradley 1746-NI8 is an analog input module designed for use within industrial control systems. It is part of the SLC 500 system, which is a modular hardware and software setup for manufacturing and process control. The 1746-NI8 module provides the necessary interface for converting analog signals from field devices into digital data that can be understood and processed by the SLC 500 system.

Technical Specifications

The 1746-NI8 module features eight differential analog input channels, each capable of converting input signals with a variety of signal ranges, including ±10V, 0-10V, and 1-5V, as well as current signals from 4-20 mA. It supports 16-bit resolution, ensuring high-precision data conversion for demanding industrial applications. The module also offers overvoltage protection for increased reliability in harsh environments.

Installation and Compatibility

Installation of the 1746-NI8 is straightforward, fitting into the SLC 500 chassis alongside other I/O modules. It is designed to be compatible with several SLC 500 chassis, such as the 1746-A4 and 1746-A7. Communication with the module is established via the backplane of the SLC 500 system, allowing for seamless data transfer between the 1746-NI8 and the system's processor.

Calibration and Configuration

To ensure accurate operation, the 1746-NI8 module must be calibrated for the specific input range of the connected sensors or input devices. The configuration of the module can be done using dedicated software tools provided by Allen-Bradley. These tools allow users to set up various parameters, including input ranges, data formats, and filter frequencies, to suit different application requirements.

Applications of the 1746-NI8

The 1746-NI8 analog input module is commonly used in a wide range of industries, from automotive to pharmaceuticals. Its primary function is the monitoring of process variables such as temperature, pressure, flow, and level. The module's high-resolution input conversion is critical for precision monitoring and control tasks, making it an indispensable component in complex automation systems.