Product Details
Overview
The Allen-Bradley 1771-WD is a dedicated field wiring arm designed for PLC-5 I/O modules. It provides reliable connections for general-purpose isolated I/O modules, ensuring consistent signal integrity with minimal delay. Constructed with durable materials and conformal coating, this wiring arm is suitable for both AC and DC applications.
Technical Specifications
-
Manufacturer: Allen-Bradley
-
Model Number: 1771-WD
-
Product Type: Field Wiring Arm
-
Category: PLC Accessories
-
Compatible Modules: Up to 8 isolated I/O modules, general purpose
-
Number of Terminals: 12
-
Contact Plating: Tin
-
Screw Torque: 7–9 lb·in
-
Coating: Conformal coated for environmental protection
-
Power Requirements: None (self-powered)
-
Signal Delay:
-
AC Off: 29 ± 8 ms
-
DC Off: 30 ± 7 ms
-
Weight: 0.09 kg (0.19 lbs)
-
Wiring Arm Replacement: Compatible with 1771-WN
Key Features
-
Provides secure, reliable connections for PLC-5 I/O modules
-
Supports both AC and DC signal inputs up to 120 V
-
Conformal coating protects against environmental factors
-
Compact, lightweight design simplifies module installation
-
Compatible with multiple series PLC-5 chassis and I/O configurations
Application Scenarios
The 1771-WD is ideal for:
-
Industrial PLC field installations requiring reliable I/O wiring
-
Replacing or upgrading existing PLC-5 wiring arms
-
Applications with general-purpose 6-isolated I/O modules
-
Ensuring accurate signal transmission in process control systems
FAQ
Q1: How many I/O modules can the 1771-WD support?
A1: It supports up to 8 general-purpose isolated I/O modules.
Q2: Is external power required for operation?
A2: No external power is needed; the wiring arm is self-powered.
Q3: What is the typical AC signal delay?
A3: The AC off signal delay is approximately 29 ± 8 ms.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
Understanding PLC Redundancy in Industrial Automation: Ensuring Reliability and Continuous Operation
In industrial automation, PLC redundancy ensures uninterrupted control and system reliability. By using backup processors and communication paths, these systems instantly take over during failures, minimizing downtime and protecting critical operations, safety, and productivity in modern industrial environments.
Allen-Bradley AADvance Controllers: Scalable Safety and Performance for Modern Industrial Automation
Allen-Bradley AADvance Controllers provide advanced, modular control for complex industrial automation systems. Designed for both standard and safety-critical operations, they deliver powerful processing, flexible I/O, and scalable performance for next-generation process and factory automation.
Examples of SCADA and PLC Configuration Systems in Industrial Automation
Learn how SCADA and PLC configurations are structured across small, medium, and large-scale industrial facilities. Explore system design strategies, redundancy requirements, and best practices for reliable industrial automation.