Description:
The Allen-Bradley 1756-OW16I is a 16-point isolated relay digital output module used in ControlLogix automation systems to switch AC or DC loads from a Logix-based controller platform. It provides individually isolated relay outputs, allowing flexible control of motors, solenoids, contactors, and signaling devices within industrial control panels. Commonly installed in motor control centers, production lines, packaging equipment, and process control systems, this module expands discrete output capacity in ControlLogix chassis assemblies. Maintenance teams and system integrators use this module for system expansion, replacement of failed output cards, retrofit projects, and maintaining high-performance Logix control architectures.
Applications:
The 1756-OW16I digital output module is used to control field devices requiring relay-based switching, including motor starters, valves, alarms, heaters, and lighting circuits. It is widely applied in manufacturing plants, material handling systems, water treatment facilities, and heavy industrial processes where electrical isolation and reliable discrete output control are required.
Technical Specifications:
• Manufacturer Part Number (MPN): 1756-OW16I
• Brand: Allen-Bradley
• Product Type: Isolated Relay Digital Output Module
• Controller Platform: ControlLogix
• Number of Outputs: 16 relay outputs
• Output Type: Individually isolated relay contacts
• Contact Rating: 2 A per point (resistive)
• Voltage Rating: 5–265V AC / 5–125V DC
• Backplane Current Draw: 5V DC and 24V DC (module dependent)
• Mounting: ControlLogix chassis
• Isolation: Point-to-point output isolation
• Operating Temperature: 0 to 60°C (32 to 140°F)
Common Replacements:
• Allen-Bradley 1756-OB16I
• Allen-Bradley 1756-OW16
• Allen-Bradley 1756-OB32
