1771-OW16

Overview

• Manufacturer: Rockwell Automation
• Brand: Allen-Bradley
• Part Number: 1771-OW16
• Module Type: Digital Contact Output Module
• Outputs per Module: 16

Specifications

• Module Location: 1771-A1B through A4B
• Voltage Rating: 24-250V AC (rms), 47-63Hz; 24-150V DC
• Power Rating (DC): 80W per output (max); 1280W per module (max)
• Power Rating (AC): 500 VA per output (max); 1440 VA per module (max)
• Current Rating (AC): 2A per output at rated power, cos ≥ 0.4
• Current Rating (DC): 2A per output up to 40V; 1A per output at 50V per channel
• Maximum Surge Current:
  • DC: 2A maximum per output (at rated power)
    
• Switching Frequency: 1/3Hz at maximum load

Performance

• Minimum Contact Load: 10mA
• Operate/Release Time: 10ms maximum; 5ms (1ms) typical
• Bounce Time Maximum: 4ms
• Expected Life of Electrical Contacts: 300K operations @ 25°C (cos = 1)

Power & Thermal

• Power Dissipation:
  • All relays off: 0.015W
  • All relays on: 6.55W
• Thermal Dissipation:
  • All relays off: 0.05 BTU/hr
  • All relays on: 22.24 BTU/hr

Installation & Wiring

• Backplane Current: 1.3A maximum
• Maximum Cable Length: 1000ft (304.8m)
• Wire Size: 14 gauge (2mm²) stranded maximum
• Field Wiring Arm: Catalog Number 1771-WN
• Wiring Arm Screw Torque: 7-9 inch-pounds

Environmental Conditions

• 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% (without condensation)

Isolation Voltage

• 1500V AC for 1 second, customer side to system side
• 1500V AC for 1 second, channel to channel
• 4000V coil to contact (relay rated)

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