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1771-ALX | Allen-Bradley Local I/O Adapter Module
1771-ALX | Allen-Bradley Local I/O Adapter Module
Brand/Manufacturer: Allen-Bradley
Order Number: 1771-ALX
Type: Local I/O Adapter Modules
Country of Origin: USA
Condition: Original Brand
Lead Time: Available in stock
Payment Term: 100% TT In Advance
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Description
The 1771-ALX is an Allen-Bradley combination module identified as a Local I/O Adapter for PLC control system configurations. It provides a local I/O interface and is specified for 5 VDC operation with a 1.2 A current rating. Its panel-mount configuration is an important consideration when identifying the correct replacement for an existing installation. The manufacturer has discontinued this product.
Key Features
- Combination module with Local I/O Adapter functionality.
- 5 VDC operating supply.
- 1.2 A current rating.
- Panel-mount configuration.
- Designed for local I/O system interfacing.
- Manufacturer-discontinued product.
Technical Specifications
| Parameter | Specification |
|---|---|
| Model | 1771-ALX |
| Brand | Allen-Bradley |
| Product Type | Local I/O Adapter Module |
| Module Classification | Combination Module |
| I/O Function | Local I/O Adapter |
| Rated Voltage | 5 VDC |
| Current Rating | 1.2 A |
| Mounting Type | Panel Mount |
| Weight | 1.20 lbs |
| Manufacturer Status | Discontinued |
Local I/O Adapter Function
The 1771-ALX is identified as a Local I/O Adapter, a component used to interface local input/output hardware with a PLC control system. In a local I/O architecture, the adapter provides the communication interface between the controller and the associated I/O hardware, allowing the controller to exchange process input and output data.
The supplied description classifies the unit as a combination module. However, the exact I/O communication protocol, supported chassis configuration, and controller compatibility are not specified and should be verified before selecting a replacement.
Electrical and Mounting Configuration
The module is specified for 5 VDC operation with a 1.2 A current rating. These values should be checked against the existing system's electrical requirements when evaluating replacement hardware.
Its panel-mount designation is relevant to physical installation and enclosure planning. Confirm the mounting arrangement and required electrical connections against the original equipment documentation before installation.
Product Availability and Warranty
The Allen-Bradley 1771-ALX is discontinued by the manufacturer. When purchasing this module for maintenance or replacement, verify the complete part number and existing Local I/O configuration.
The supplied product listing states that the factory warranty does not apply and includes a Radwell 2-year warranty. This is a supplier-provided warranty rather than an original Allen-Bradley factory warranty.
Frequently Asked Questions
Q: What is the function of the Allen-Bradley 1771-ALX?
A: The 1771-ALX is a combination module identified as a Local I/O Adapter. It provides a local I/O interfacing function within a compatible PLC control configuration.
Q: What are the electrical specifications of the 1771-ALX?
A: The supplied specifications list a 5 VDC rated voltage and a 1.2 A current rating.
Q: Is the 1771-ALX still manufactured?
A: No. The manufacturer has discontinued this module. The supplied listing includes a Radwell 2-year warranty, while the factory warranty does not apply.
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