Product Details
Overview
The 1756-OW16I is an Allen-Bradley ControlLogix digital output module designed for high-reliability industrial control systems. It features 16 individually isolated output channels, suitable for both DC and AC loads, offering flexibility for a wide range of automation applications.
Technical Specifications
-
Manufacturer: Allen-Bradley
-
Product Line: ControlLogix
-
Part Number: 1756-OW16I
-
Product Type: Digital DC/AC Output Module
-
Weight: 1.00 lbs (0.45 kg)
-
Module Type: Digital DC Sourcing Output
-
Number of Outputs: 16 individually isolated channels
-
Contact Form: Normally Open (N.O.)
-
Operating Voltage Range: 5…125V DC; 10…240V AC
-
Output Current Ratings: 1 A @ 5–30V DC, 0.5 A @ 48V DC, 0.22 A @ 125V DC, 1.5 A @ 120V AC, 0.75 A @ 240V AC
-
Output Delay Time: Max 10 ms ON/OFF
-
Current Draw at 5.1V: 150 mA
-
Backplane Power: 4.4 W
-
Backplane Current, 24V DC: 2 mA
-
Power Dissipation: 4.5 W @ 60 °C (140 °F)
-
Enclosure: Open-style, no enclosure
-
Removable Terminal Blocks: 1756-TBCH, 1756-TBS6H
-
Isolation Voltage: 50 Volts Continuous
-
Outputs: 16-point individually isolated
Key Features
-
Individually Isolated Outputs: Each channel is electrically isolated for safe operation and reliable signal integrity
-
Flexible Voltage Support: Compatible with a wide range of DC and AC control voltages
-
Fast Response: Maximum 10 ms signal delay ensures timely switching
-
High Reliability: Rated for industrial operation with continuous isolation and low thermal dissipation
-
Serviceable Terminal Blocks: Removable terminal blocks allow easy wiring and maintenance
Applications
-
Actuating solenoids, relays, and indicator lights
-
Controlling DC and AC loads in process control systems
-
Automation tasks requiring electrically isolated outputs
FAQs
Q: How many outputs does the 1756-OW16I module provide?
A: It has 16 individually isolated channels, all Normally Open (N.O.).
Q: What voltage and current ratings are supported?
A: DC: 5–125V with currents from 0.22–1 A; AC: 10–240V with currents from 0.75–1.5 A.
Q: Are the terminal blocks removable?
A: Yes, the module supports 1756-TBCH and 1756-TBS6H removable terminal blocks.
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 Root Causes of Unplanned PLC Stop Mode in Industrial Automation
Modern Programmable Logic Controllers manage execution through distinct operational states: Run, Stop, Start-Up, and Hold. During power-up, a controller initializes memory registers within Stop mode before briefly transitioning to Start-Up mode. During this phase, internal self-diagnostics evaluate system integrity across hardware and user programs. If the controller detects no critical faults, it enters Run mode to execute the control program continuously. However, any severe system anomaly forces the CPU back into Stop mode immediately to prevent erratic machine behavior across the plant floor.
Human-Machine Interface Design: Essential Guide to HMI Selection, Visualization, and Control System Integration
Human-Machine Interfaces (HMIs) serve as the primary operational window into complex industrial automation systems. Modern HMIs convert raw machine data into clear graphical displays, enabling operators to oversee entire manufacturing processes in real time. Instead of relying on physical control panels full of hardwired switches, engineers program interactive screens using intuitive graphics, dynamic color coding, and responsive touch interfaces. Over my 15 years in control systems engineering, I have observed HMIs transform from basic display screens into sophisticated command centers that drive operational efficiency across DCS and PLC environments.
Understanding Safety Relays in Industrial Automation: Architecture, Operation, and Functional Safety
Standard electromechanical relays provide basic electrical isolation between low-voltage control circuits and high-power output loads. A traditional switching relay features a magnetic coil driving mechanical Common (COM), Normally-Open (NO), and Normally-Closed (NC) contacts. However, standard relays pose severe functional risks when deployed in critical safety interlock circuits. High current inrush or mechanical wear can weld contacts together permanently. If contact welding occurs in an emergency stop circuit, pressing the button fails to halt hazardous machinery movements. Consequently, global functional safety standards prohibit standard relays for critical machine guarding functions.