Allen Bradley AB F03 Electromechanical Contact Output Module 1771-OW16 /B

The Allen-Bradley 1771-OW16/B is a 16-point electromechanical contact output module designed for use within the PLC-5 and 1771 Series I/O systems. This module provides reliable relay outputs suitable for controlling various external devices in industrial automation applications.

Key Features

• Output Configuration: 16 relay outputs, comprising 8 normally open (N.O.) contacts and 8 selectable contacts.
• Voltage Compatibility: Supports a wide range of operating voltages:
  • AC: 24 to 250V rms, 47–63Hz
  • DC: 24 to 150V
• Current and Power Ratings:
  • AC: Up to 2A per output at rated power, with a maximum of 500 VA per output and 1440 VA per module.
  • DC: Up to 2A per output at 40V, with a maximum of 80 Watts per output and 1280 Watts per module.
• Response Time: Operate/release time of 10ms maximum; typical response time is 5ms.
• Durability: Electrical contacts are rated for 300,000 operations at 25°C (cos Φ = 1).
• Isolation Voltage: Provides 1500V AC isolation for 1 second between customer side and system side, and between channels; relay rated at 4000V coil to contact.

Environmental Specifications

• Operating Temperature: 0°C to 60°C (32°F to 140°F)
• Storage Temperature: -40°C to 85°C (-40°F to 185°F)
• Relative Humidity: 5% to 95% (non-condensing)

Installation and Compatibility

• Module Location: Compatible with 1771-A1B through -A4B I/O Chassis, as well as 1771-AM1 or -AM2.
• Backplane Current: 1.3A maximum at 5V DC.
• Field Wiring Arm: Utilizes the 1771-WN wiring arm, with a recommended screw torque of 7–9 inch-pounds.

The 1771-OW16/B module is engineered to deliver dependable performance in demanding industrial environments, offering flexible connectivity and robust operational capabilities for a variety of automation tasks.