Allen-Bradley 1746-NO8 SLC 500 High Density Analog Current Output Module

The Allen-Bradley 1746-NO8 is a high-density analog current output module designed for use with SLC 500 PLC systems. This module provides precise, real-time analog output control, offering eight channels of 4-20mA current output in a single, compact unit. Ideal for industrial automation applications, the 1746-NO8 ensures reliable communication with field devices such as actuators, valves, and other process equipment. It is engineered to deliver stable performance, even in demanding environments, where precision and reliability are crucial.

Key Benefits:

• High Density: With eight analog output channels in a single module, the 1746-NO8 offers efficient space utilization and reduces the need for multiple modules, simplifying system design.

• Accurate Output Control: The module ensures precise 4-20mA current outputs, crucial for controlling process devices with high accuracy and minimizing error in control systems.

• Seamless Integration: The 1746-NO8 is fully compatible with SLC 500 series PLCs, ensuring easy integration and smooth communication with other automation equipment in the system.

• Versatile Application: Perfect for a range of industrial applications, including process control, automated systems, and machine control, where multiple current output signals are needed.

• Durable and Reliable: Built to withstand harsh industrial environments, the module is designed for reliability, providing continuous and stable operation even in demanding conditions.

Technical Specifications:

• Model: 1746-NO8

• Module Type: High Density Analog Current Output Module

• Output Channels: 8

• Output Range: 4-20mA (sourced current)

• Resolution: 12-bit

• Output Impedance: 0-800 Ohms

• Power Consumption: 1.5W

• Communication Type: SLC 500 Communication Protocol

• Mounting: DIN rail mounting

• Operating Temperature: 0°C to 60°C (32°F to 140°F)

• Storage Temperature: -40°C to 85°C (-40°F to 185°F)

• Humidity: 5% to 95% non-condensing

• Dimensions: 6.3" x 4.0" x 3.0" (160mm x 102mm x 76mm)

• Weight: 0.5 kg (1.1 lbs)

• Certifications: UL Listed, CE, RoHS Compliant

Typical Applications:

• Process Control Systems: The 1746-NO8 module is commonly used in process control systems where multiple devices require 4-20mA current signals, such as controlling valves, actuators, and pumps.

• Machine Control: Ideal for use in machine automation, this module can provide the necessary analog outputs for controlling motors, actuators, and other industrial machinery.

• Industrial Automation: Used in a wide range of industrial environments, the 1746-NO8 is a reliable choice for systems requiring precise analog control over multiple output devices.

• SCADA Systems: The module integrates seamlessly with SCADA systems for data acquisition and control, helping operators monitor and adjust complex industrial processes.

• Building and Environmental Controls: In HVAC and building management systems, the 1746-NO8 ensures reliable control of environmental parameters such as temperature and humidity.

Support & Maintenance:
The Allen-Bradley 1746-NO8 module is supported by Rockwell Automation, providing access to comprehensive product documentation, including installation guides, troubleshooting tips, and technical support. Regular maintenance is straightforward, with easy diagnostics via the SLC 500 system’s software. If any issues arise, Rockwell’s customer support team is available to assist with troubleshooting or replacements, ensuring minimal downtime and optimal performance.

FAQ Section

Q1: How many output channels does the Allen-Bradley 1746-NO8 module have?
The 1746-NO8 module provides 8 analog current output channels, allowing you to control multiple devices from a single module.

Q2: What is the output range of the 1746-NO8?
The module provides a 4-20mA current output range, which is the industry standard for controlling analog devices like actuators and valves.

Q3: Is the 1746-NO8 compatible with other PLC systems?
The 1746-NO8 is designed for use specifically with Allen-Bradley SLC 500 PLC systems and may not be compatible with other brands without additional integration efforts.

Q4: What is the resolution of the 1746-NO8 analog outputs?
The 1746-NO8 offers 12-bit resolution for each output channel, ensuring accurate and fine control over the devices being operated.

Q5: Can the 1746-NO8 module be used in outdoor applications?
The 1746-NO8 module is designed for indoor use in industrial environments. For outdoor use, the module should be housed in a protective enclosure to safeguard it from the elements.