Allen Bradley 1771-OW16 Digital I/O Relay Contact Output Modules

Technical Specifications

Description

The Allen Bradley 1771 Output Module is a versatile and robust component designed for industrial automation systems. It provides reliable output capabilities with various voltage and current ratings, making it suitable for a wide range of applications. This module is designed for use in specific I/O chassis models and offers efficient power and thermal dissipation characteristics.

Features

• Outputs per Module: 16
• Module Location: Compatible with 1771-A1B through -A4B I/O Chassis; 1771-AM1 or -AM2
• Voltage Rating:
  • AC: 24–250V rms, 47–63Hz
  • DC: 24–150V
• Power Rating:
  • DC: 80 Watts per output (max); 1280 Watts per module (max)
  • AC: 500 VA per output (max); 1440 VA per module (max)
• cos Φ: 0.4
• Current Rating (Maximum per Channel): Refer to Table 2 on page 7
• Maximum Surge Current:
  • DC: 2A maximum per output (at rated power)
  • AC: Refer to Table 3 on page 7
• Minimum Contact Load: 10mA
• Operate/Release Time: 10ms maximum; 5ms (+1ms) typical
• Bounce Time: Maximum 4ms
• Switching Frequency: Maximum 1/3Hz at maximum load
• Expected Life of Electrical Contacts: 300,000 operations at 25°C (cos Φ = 1)
• Power Dissipation:
  • All relays off: 0.015 Watts
  • All relays on: 6.55 Watts
• Thermal Dissipation:
  • All relays off: 0.05 BTU/hr
  • All relays on: 22.24 BTU/hr
• Backplane Current: 1.3A maximum
• Maximum Cable Length: 1000 ft (304.8 m)
• Isolation Voltage:
  • 1500V AC for 1s customer side to system side
  • Relay rated 4000V coil to contact

Conductors

• Wire Size: 14 gauge stranded maximum
• Insulation: 3/64 inch maximum
• Category: 14

Environmental Conditions

• Operational 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)

Additional Information

• Keying: Between 2 and 4; Between 32 and 34
• Field Wiring Arm Catalog Number: 1771-WN
• Wiring Arm Screw Torque: 7–9 inch-pounds

The Allen Bradley 1771 Output Module is engineered for durability and reliable performance in demanding industrial environments, providing flexible connectivity and robust operational capabilities.