1746-NR4 ALLEN BRADLEY 1746 SLC 500

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1746-NR4 ALLEN BRADLEY 1746 SLC 500 Specification

Power Supply
Backplane powered by SLC 500

Application
Industrial automation control

Output Type
Analog Input

Features
Allen Bradley SLC 500 Series

Operating Temperature
0C to 60C

Connector Type
Screw terminal

Current Range
4-20 mA

Cooling Method
Natural convection

Working Temperature
0C to 60C

Product Type
Module

Material
Electronic components

Storage Temperature
-40C to 85C

Weight
Approx. 270 g (0.6 lb)

Number of Channels
4 (Analog Input)

Isolation Voltage
1500V AC for 1 minute (channel to backplane)

Backplane Current (24V DC)
70 mA

Channel Type
RTD/Resistance Input

Input Signal Type
RTD (Pt100, Pt1000, Ni100, Ni120) and resistance

Mounting Type
DIN Rail

Resolution
16 bits

Backplane Current (5V DC)
85 mA

Model
1746-NR4

Module Width
1 slot

Series
1746 SLC 500

Input Impedance
>10 M

About 1746-NR4 ALLEN BRADLEY 1746 SLC 500

ALLEN BRADLEY 1746 SLC 500 1746-NR4

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Precise Analog Input for Industrial Automation

The 1746-NR4 module brings high-accuracy analog input capability to the SLC 500 system. Supporting both RTD and resistance input types, it accommodates a range of sensors to suit diverse temperature monitoring applications in industrial settings.

Robust and Reliable Performance

Engineered to withstand industrial environments, the 1746-NR4 offers wide operating and storage temperatures, along with high-voltage isolation, safeguarding sensitive control systems and ensuring uptime during challenging conditions.

FAQs of 1746-NR4 ALLEN BRADLEY 1746 SLC 500:

Q: How do I install the Allen Bradley 1746-NR4 module into my SLC 500 system?

A: To install the 1746-NR4 module, power down your SLC 500 chassis, insert the module into any available single slot, and secure it to the DIN rail. Connect your RTD or resistance sensor wires to the screw terminal connectors. Once secure, power up the system and configure the input channels in your SLC 500 software.

Q: What types of input signals are supported by the 1746-NR4 module?

A: The 1746-NR4 supports a range of RTD input signals such as Pt100, Pt1000, Ni100, and Ni120, as well as generic resistance inputs. It can also handle measurement signals within the current range of 4-20 mA for various industrial sensing needs.

Q: When should I use this module in my automation application?

A: You should use the 1746-NR4 when theres a need for high-accuracy temperature or resistance measurement within an SLC 500-based automation system, especially where reliability and precision are crucial in process control or monitoring.

Q: Where can I purchase or find support for the 1746-NR4 in India?

A: This module is available from authorized Allen Bradley suppliers and automation component traders in India. For technical support or procurement, its best to contact local dealers or certified industrial automation distributors.

Q: What is the benefit of the 16-bit resolution in the 1746-NR4 module?

A: The 16-bit resolution ensures fine measurement granularity, providing highly accurate readings of temperature or resistance. This level of detail helps maintain tight process control in demanding industrial applications.

Q: How does the 1746-NR4 module ensure reliable signal isolation?

A: The module features a 1500V AC isolation voltage between the input channels and the backplane, protecting both the module and the controller from electrical surges and minimizing signal interference.

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