A-B NX-X16D Programmable controller

A-B NX-X16D Overview

The A-B NX-X16D is a digital input module belonging to the Allen-Bradley CompactLogix or MicroLogix series. It provides 16 digital input channels for receiving discrete signals from field devices such as sensors, switches, and pushbuttons, and transmits these signals to the PLC controller for processing.

Product Detailed Description

• Function:

• Receives 16 digital input signals from field devices.

• Provides an electrical interface between input signals and the PLC controller logic.

• Converts the ON/OFF status of field devices into logic levels understandable by the controller.

• Typically features input filtering to reduce noise and false triggering.

• Some models may have configurable input delay.

• Features:

• 16 digital input channels.

• Supports various input voltage ranges (depending on the model).

• Optical isolation provides electrical isolation, protecting the controller from field voltage spikes and noise.

• Removable terminal blocks for easy wiring and maintenance.

• LED indicators to display the status of each input channel.

• Typically designed as a compact module for easy installation on DIN rails.

Product Parameters

As there may be different sub-models or versions of the A-B NX-X16D, the following are typical parameters for digital input modules. Always refer to the official datasheet for your specific model:

• Number of Input Points:

• 16 points

• Input Voltage Range:

• E.g., 24V DC (typical), 12/24V DC, 120V AC, etc. (refer to the specific model)

• Input Type:

• E.g., Sinking, Sourcing (refer to the specific model)

• Input Current:

• E.g., 7 mA @ 24V DC (refer to the specific model)

• Input Delay (Configurable):

• E.g., Configurable ON/OFF delay (refer to the specific model)

• Isolation Voltage:

• E.g., 500V AC optical isolation (refer to the specific model)

• Status Indicators:

• One LED indicator per input channel (ON/OFF status)

• Connection Method:

• Removable screw terminal blocks

• Operating Temperature:

• E.g., -20 °C to +60 °C (refer to the specific model)

• Storage Temperature:

• E.g., -40 °C to +85 °C (refer to the specific model)

• Humidity:

• E.g., 5% to 95% non-condensing (refer to the specific model)

• Standards Compliance:

• CE, UL, cUL, etc. (refer to the specific model)

Product Advantages

• High-Density Input:

• Provides 16 input points in a single module, saving control cabinet space and wiring costs.

• High Reliability:

• Optical isolation provides electrical protection, enhancing system reliability.

• Easy Installation and Maintenance:

• Removable terminal blocks and LED status indicators simplify installation, wiring, and troubleshooting.

• Flexibility:

• Supports various input voltage ranges and input types, suitable for different field devices.

• Integration with Allen-Bradley Controllers:

• Seamless integration with CompactLogix and MicroLogix PLC controllers.

Precautions

• Correct Selection:

• Choose the appropriate module model based on the voltage and output type (sinking or sourcing) of the field devices.

• Correct Wiring:

• Connect field devices and module terminal blocks correctly according to the wiring diagram, ensuring correct polarity.

• Power Requirements:

• Provide the PLC system with a power supply that meets the requirements.

• Environmental Conditions:

• Ensure the operating environment temperature and humidity are within the module's allowable range.

• EMC Considerations:

• Take appropriate electromagnetic compatibility (EMC) measures to reduce noise interference.

• Grounding:

• Ensure the module and control system are properly grounded.

• Refer to Manual:

• Always read and follow the relevant Allen-Bradley product manual before installation and use.

Product Applications

The A-B NX-X16D digital input module is widely used in various industrial automation applications to receive discrete signals from field devices, such as:

• Sensors:

• Proximity switches, photoelectric sensors, limit switches, etc.

• Switches and Pushbuttons:

• Manual switches, emergency stop buttons, selector switches, etc.

• Relay Contacts:

• Discrete signals from other control circuits.

• Feedback Signals from Valves and Actuators:

• Indicating whether a valve is open or closed.

• Alarms and Status Indications:

• Discrete alarm signals from machines or processes.

Shipping Port: Xiamen, China

Payment: Bank of Chicago, Bank of Singapor

Express cooperation: fedex, DHL, UPS and your express account

Service: Professional Sales provides 24 hours /7 days online service

Related products

E-mail: alex@fenoux.com

Tel.: +86 13338369201

Skype: +86  13338369201

WhatsApp: +86  13338369201