Allen-Bradley 1771-WA PLC-5 Wiring Arm 10 Terminal
$123.00
$320.00
Description
Overview
The 1771-WA by Rockwell Automation Allen-Bradley is a general-purpose field wiring arm designed for PLC-5 and 1771-series I/O systems. This terminal arm provides a reliable interface between field devices and compatible I/O modules while supporting quick installation and simplified maintenance procedures.
Constructed with industrial-grade thermoplastic and conformal coating protection, the module is suitable for demanding automation environments where stable wiring connections and long-term durability are required.
Key Features
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General-purpose wiring arm for PLC-5 systems
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Supports up to 8 I/O points
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Equipped with 10 screw terminals
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Combination of tin-plated and gold-plated contacts
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Conformal-coated surface for environmental protection
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Compatible with 24–220V AC/DC applications
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Designed for secure field wiring termination
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Compact and lightweight construction
Technical Specifications
| Specification | Details |
|---|---|
| Manufacturer | Allen-Bradley |
| Product Family | PLC-5 |
| Model Number | 1771-WA |
| Product Type | Wiring Arm |
| Supported I/O Capacity | 8 I/O Points |
| Number of Terminals | 10 Terminals |
| Contact Material | 9 Tin-Plated, 1 Gold-Plated |
| Wiring Connection | Screw Terminal |
| Recommended Screw Torque | 7–9 lb-in |
| Operating Application | General Purpose |
| Supported Voltage Range | 24–220 V AC/DC |
| Protective Coating | Conformal Coating |
| Construction Material | Industrial Thermoplastic |
| External Power Requirement | None |
| Typical AC Off Delay | 29 ms ±8 ms |
| Typical DC Off Delay | 30 ms ±7 ms |
| Compatible Wiring Arm Variant | 1771-WN |
| Weight | 0.15 lbs |
Functional Description
The 1771-WA terminal arm serves as the field wiring interface for compatible 1771-series modules. Its removable design allows technicians to disconnect or replace modules without disturbing existing field wiring, helping minimize downtime during servicing.
The mixed contact plating design improves electrical conductivity and long-term reliability, while the conformal coating protects against moisture, dust, and mild chemical exposure commonly found in industrial facilities.
Compatible Applications
Typical installations include:
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PLC-5 control systems
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1771-series I/O modules
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Industrial machine automation
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Factory control cabinets
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General-purpose AC/DC signal wiring
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Retrofit and maintenance projects
FAQ
What is the main purpose of the 1771-WA?
The module provides a field wiring connection point between external devices and compatible PLC-5 I/O modules.
How many I/O points are supported?
The wiring arm supports up to 8 I/O points.
Does the 1771-WA require external power?
No. The unit functions as a passive terminal interface and does not require external power.
What type of environmental protection does it have?
The module includes a conformal coating that helps protect against moisture, chemicals, and contaminants.
What voltage range is supported?
The 1771-WA is commonly used in 24–220V AC/DC general-purpose applications.
Features
Minimum Order Quantity (MOQ)
We welcome bulk orders and have a minimum order quantity of just one unit.
Certificates and Documentation
Upon request, we can provide all necessary documentation, including Certificates of Origin/Conformance and other required export documents.
Delivery Time
For items in stock, we aim to deliver within 1-3 days after payment confirmation. Items with specified lead times will be delivered according to the quoted schedule.
Payment Methods
We accept 100% T/T (Telegraphic Transfer) payment before shipping. For items with lead times, a 30% deposit is required upfront, with the remaining 70% due before shipment. For RMB transfers, please contact us if you have an agent in China.
Warranty
We offer a standard one-year warranty on all new and original items. If you require an extended warranty, please contact us for additional cost details.
Refund and Return Policy
Your satisfaction is important to us. If you need to return an item, it must be done within 30 days of the order date. The product must be unused, unopened, and in its original packaging with all accessories included. Refunds are processed within 5-7 business days after we receive the returned item. Please note that shipping and related charges are non-refundable.
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