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Allen Bradley 1746-NIO4V Combination Analog I/O Module
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Product Introduction
The Allen-Bradley 1746-NIO4V is a combination analog input/output module designed for the SLC 500 programmable controller platform. It provides high-resolution analog signal processing, allowing precise monitoring and control of industrial processes within a compact modular PLC system.
This module integrates two differential analog inputs and two analog outputs, supporting both voltage and current signal types. With an integrated 24 VDC supply, it simplifies field device integration and reduces external power requirements. The design focuses on accuracy, stability, and compatibility with industrial automation environments where reliable analog performance is essential.
Product Specifications
| Parameter | Description |
|---|---|
| Product Type | Combination Analog I/O Module |
| Model | 1746-NIO4V |
| Manufacturer | Allen-Bradley |
| System Compatibility | SLC 500 PLC series |
| Number of Points | 4 points |
| Analog Inputs | 2 differential voltage / current inputs |
| Analog Outputs | 2 analog outputs |
| Resolution | High-resolution analog conversion |
| Input Signal Types | Differential voltage and current |
| Output Signal Type | Analog output signals |
| Integrated Supply | 24 VDC |
| Supply Current | 115 mA |
| Installation | Modular PLC chassis slot |
| Operating Environment | Industrial control systems |
| Dimensions | 144.5 × 34.6 × 130.18 mm |
| Weight | 0.23 kg |
Applications
• High-precision process monitoring in industrial automation systems
• Analog control applications for valves, actuators, and regulated devices
• Differential signal measurement, improving accuracy in electrically noisy environments
• Integration within SLC 500 PLC systems for compact analog I/O expansion
• Closed-loop control systems requiring stable and high-resolution analog performance
Advantages
• High-resolution analog processing, enabling accurate measurement and control
• Differential input design, reducing noise and improving signal integrity
• Integrated 24 VDC supply, simplifying field wiring and device power requirements
• Compact modular form, fully compatible with SLC 500 chassis
• Supports both input and output functions, reducing the need for separate modules
• Reliable industrial performance, suitable for continuous operation
FAQ
-
What type of analog signals can this module process?
It supports differential voltage and current inputs, along with two analog outputs. -
How many total I/O points are available?
The module provides four points: two inputs and two outputs. -
Why are differential inputs used in this module?
Differential inputs improve accuracy and reduce the impact of electrical noise. -
Does the module provide power for field devices?
Yes, it includes an integrated 24 VDC supply for connected devices. -
Is the module suitable for high-resolution measurements?
Yes, it is designed for high-resolution analog signal conversion. -
Can it be installed in any SLC 500 chassis?
Yes, it is compatible with standard SLC 500 modular PLC slots. -
What is the typical current consumption?
The module draws approximately 115 mA from the backplane supply. -
Is it suitable for closed-loop control applications?
Yes, its combined input and output capability supports closed-loop systems. -
How does the module handle industrial electrical noise?
Differential inputs and internal filtering help maintain stable signal integrity. -
What maintenance is required during operation?
Only periodic inspection of wiring and environmental conditions is recommended.
Related Models
| Model | Description |
|---|---|
| 1746-NIO4I | Combination analog I/O module with current outputs |
| 1746-NI4 | 4-channel analog input module |
| 1746-NO4 | 4-channel analog output module |
| 1746-NI8 | 8-channel analog input module |
| 1746-NO8 | 8-channel analog output module |
| 1746-NIO8 | 8-point combination analog I/O module |
Popular Models
| Model | Description |
|---|---|
| 1746-A4 | SLC 500 base chassis |
| 1746-IA16 | 16-point digital input module |
| 1746-OA16 | 16-point digital output module |
| 1746-IB16 | 16-point DC input module |
| 1746-OB16 | 16-point DC output module |
| 1746-IF8 | 8-channel analog input module |
| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8613666033393 | |||||||
| +8613666033393 | ||||||||
| 13666033393 | ||||||||
| Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Excellent PLC Co., Ltd. has a large number of brand new and original PLC and DCS spare parts, with more than 60 cooperative countries. All products are guaranteed for 1 year and delivered to you by high-quality express. We are committed to using the best products and the most favorable prices to meet the needs and friendship of our customers. We have won the trust of thousands of customers, including these excellent customers.
As for the delivery time, when we receive your order requirements, we will arrange for warehouse personnel to test and verify the products. After you place the order, we will send it to you within 24 hours.
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