Product Details
Product Description
The 1771-WI is a reliable wiring arm module designed for output connections in PLC-5 systems. It supports low-resistance signal transfer for thermocouple and other low-voltage applications, with gold-plated terminals and conformal coating to ensure long-term durability and signal integrity. The module is compatible with 1771 I/O chassis and provides precise AC/DC signal response.
Technical Specifications
-
Manufacturer: Allen-Bradley
-
Model Number: 1771-WI
-
Product Type: Output Wiring Arm Module
-
Module Type: Wiring Arm
-
Max Number of I/O Points: 8
-
Number of Terminals: 18
-
Contact Plating: Gold
-
Screw Torque: 7–9 lb·in
-
Typical Application: Thermocouple, low-resistance connections
-
Protective Coating: Conformal coat
-
Required External Power: None
-
Typical AC Signal Delay (Off): 29 ± 8 ms
-
Typical DC Signal Delay (Off): 30 ± 7 ms
-
Compatible Wiring Arm: 1771-WN
-
Weight: 0.31 lbs (0.14 kg)
Key Features
-
Gold-plated contacts for minimal resistance and reliable connectivity
-
Compact rack-mountable design compatible with PLC-5 I/O chassis
-
Conformal coating protects against dust, moisture, and corrosion
-
Suitable for thermocouple and low-voltage output wiring
Applications
-
Output wiring in PLC-5 control systems
-
Low-resistance signal distribution for analog and thermocouple modules
-
Modular expansion of I/O connectivity
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
Navigating Industrial Automation Failures: Types, Causes, and Mitigation Strategies
Modern manufacturing relies heavily on automated control systems to maximize throughput and maintain product quality. However, unplanned downtime in industrial automation can cost facility operators thousands of dollars per hour. Understanding how programmable logic controllers (PLCs), distributed control systems (DCS), and field instrumentation fail empowers engineering teams to implement robust preventive maintenance strategies.
Essential Motion Control Commands: A Practical Guide for Engineers
Automation engineers often rely on precise position and speed control to drive modern factory machinery. Modern industrial systems, such as Programmable Logic Controllers (PLCs) and Distributed Control Systems (DCS), depend heavily on standardized motion instructions. Mastering these commands ensures operational safety, protects mechanical components, and optimizes cycle times across production lines.
The Role of Intrinsic Safety Barriers in PLC and DCS Architectures
Implementing robust protection in hazardous industrial environments represents a fundamental safety requirement in factory automation. Process facilities often handle volatile gases, dusts, and chemical agents that pose significant combustion risks. Consequently, control system engineers must deploy energy-limiting interfaces to isolate safe-area control cabinets from hazardous-area field instrumentation. This article examines the function, selection, and electrical principles of intrinsic safety barriers within modern PLC and DCS networks.