Product Details
Product Description
The Allen-Bradley 1771-OWNA is a 32-output digital contact module for PLC-5 systems, supporting AC/DC voltages and conformal-coated connections.
Technical Specifications
-
Manufacturer: Allen-Bradley
-
Model Number: 1771-OWNA
-
Product Type: Digital Contact Output Module
-
PLC Series: PLC-5
-
Outputs: 32 outputs (4 groups of 8)
-
Contact Type: 32 Normally Open (N.O.) contacts
-
AC Operating Voltage: 24–138 V AC
-
DC Operating Voltage: 24–125 V DC
-
Maximum Continuous Current per Module: 12 A at 45 °C
-
Backplane Current: 2,500 mA
-
Wiring Arm: 1771-WH
-
Coating: Conformal for environmental protection
-
Typical AC Signal Off Delay: 45 ±15 ms
-
Typical DC Signal Off Delay: 50 ms
-
Mounting: Rack mount compatible
-
Weight: 0.91 kg (2.00 lbs)
Key Features
-
Reliable Signal Switching: High-speed digital outputs for PLC-5 systems.
-
AC/DC Compatible: Supports wide voltage ranges for flexible deployment.
-
Conformal Coating: Protects against dust, moisture, and corrosion.
-
Rack Mountable: Designed for secure installation in standard PLC-5 racks.
-
Grouped Outputs: 4 groups of 8 allow organized wiring and modular control.
Application Scenarios
-
PLC-5 based automation systems
-
Industrial machinery control requiring multiple discrete outputs
-
Signal interfacing for process control and material handling
-
Backup and modular expansion in distributed control systems
FAQ
Q1: Can the 1771-OWNA module handle both AC and DC loads?
Yes. It supports AC 24–138 V and DC 24–125 V signals.
Q2: How many outputs are individually controllable?
The module has 32 independent N.O. contacts arranged in four groups.
Q3: Is the module protected against harsh environments?
Yes. It features a conformal coating to resist dust, moisture, and light corrosion.
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
Ensuring Operational Continuity: The Strategic Value of Redundant Automation Systems
In modern industrial landscapes, unplanned downtime is the ultimate adversary. For sectors relying on complex PLC and DCS architectures, a single hardware failure can trigger catastrophic production losses. Therefore, implementing redundant automation systems is no longer a luxury; it is a fundamental requirement for mission-critical operations. In this article, I analyze why redundancy remains the backbone of reliable industrial infrastructure.
Selecting the Right Cables for Industrial Automation: A Comprehensive Guide
Selecting the appropriate cabling infrastructure is critical for the success of any industrial automation project. Improper cable selection often leads to signal degradation, system instability, and costly downtime. As an automation engineer, I frequently see projects compromised by poor cabling choices in harsh industrial environments. This guide simplifies the complex landscape of cabling to help you make informed decisions for your PLC, DCS, and control systems.
Preventing Spurious Trips in Emergency Stop Systems: A Technical Guide
In industrial automation, the Emergency Stop (E-Stop) pushbutton is the ultimate safety line. However, relying on a single Normally-Closed (NC) contact can sometimes lead to unexpected spurious trips. As a control systems engineer, I have seen these nuisance trips halt entire production lines, causing significant downtime. Understanding why these components fail and how to implement robust architecture is essential for any reliable DCS or PLC-based safety system.