1771-OR

Description

1771-OR is an Allen-Bradley AC (220V) Isolated Output Module designed for installation in a 1771 I/O chassis, providing reliable high-voltage AC output control for industrial automation systems.

Electrical Characteristics

• Outputs per Module: 6

• Nominal Output Voltage: 220V AC, 50/60Hz

• Output Voltage Range: 184–276V AC @ 47–63Hz

• Output Current: 2A per output (maximum 6A per module)

• Surge Current: 15A per output for 100ms, repeatable every 2s

• Minimum Load Current: 60mA per output @ 220V AC, 60Hz

• On-state Voltage Drop: 2V maximum at 100mA

• Off-state Leakage Current: 10mA maximum per output @ 276V AC

Power and Isolation

• Power Dissipation: 13.2W maximum, 1.2W minimum

• Thermal Dissipation: 45.1 BTU/hr maximum, 4.1 BTU/hr minimum

• Backplane Current: 255mA @ 5V DC ±5%

• Opto-electrical Isolation: 1500V AC (RMS)

Environmental Conditions

• Operating Temperature: 0 to 60°C (32 to 140°F)

• Storage Temperature: −40 to 85°C (−40 to 185°F)

• Relative Humidity: 5 to 95% (non-condensing)

Mechanical and Installation

• Module Location: 1771 I/O chassis

• Conductor Size: 14 AWG stranded maximum, 3/64-inch insulation

• Fuse: 5A, 250V 3AG normal blow (one per output)

• Keying Positions: Between 4–6, 30–32, and 34–36

• Field Wiring Arm: Catalog No. 1771-WD

• Wiring Arm Screw Torque: 7–9 in·lb

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