The Allen-Bradley 1771-OW16/B Electromechanical Contact Output Module is a 16-point digital output module designed for use with Allen-Bradley PLC-5 and 1771 Series I/O systems. This module provides reliable relay outputs for controlling external devices in industrial automation applications.
Key Features
- Number of Outputs: 16 relay outputs
- Output Configuration: 8 normally open (N.O.) contacts and 8 selectable contacts
- Voltage Ratings:
- AC: 24 to 250V AC (rms), 47–63 Hz
- DC: 24 to 150V DC
- Current Ratings:
- AC: Up to 2A per output at rated power
- DC: Up to 2A per output at 40V; 1A at 50V; 0.5A at 100V; 0.25A at 150V
- Power Ratings:
- DC: 80 Watts per output (max); 1280 Watts per module (max)
- AC: 500 VA per output (max); 1440 VA per module (max)
- Backplane Current: 1.3A maximum
- Isolation Voltage:
- 1500V AC for 1 second (customer side to system side)
- 1500V AC for 1 second (channel to channel)
- Relay rated 4000V (coil to contact)
- 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% (non-condensing)
- Module Location: Compatible with 1771-A1B through -A4B I/O Chassis; 1771-AM1 or -AM2
- Field Wiring Arm: Catalog Number 1771-WN
Performance Specifications
- Operate/Release Time: 10ms maximum; 5ms typical
- Bounce Time: 4ms maximum
- Switching Frequency: Up to 1/3 Hz at maximum load
- Expected Contact Life: 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
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 applications.
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