17560B16E

Overview of Allen-Bradley 1756-OB16E

The Allen-Bradley 1756-OB16E is a ControlLogix 16-point digitally controlled DC output module featuring electronically fused outputs. It operates within a voltage range of 10 to 31.2 V DC and provides reliable and protected output channels for industrial automation applications. The module is designed with 16 discrete sourcing outputs grouped into two groups of eight, each electronically fused to ensure safety and prevent damage from overloads.

Key Features

• 16 digitally controlled sourcing DC outputs divided into 2 groups of 8
• Operating voltage range from 10 to 31.2 V DC
• Electronically fused outputs for overload and short-circuit protection
• Maximum current 1 A per point, 8 A per module
• Output on/off delay time: Off to On approx. 70 µs, On to Off approx. 360 µs
• Off-state leakage current: max 1 mA per point
• Power dissipation: max 4.1 W at 60 °C
• Screw-terminal removable block 20-pin connector for easy wiring
• Electronic keying to prevent incorrect module replacement
• Operating temperature range of 0 to 60 °C (32 to 140 °F)
• Open-style enclosure for installation in ControlLogix chassis
• Complies with IEC, UL, CSA, and CE standards for safety and electromagnetic compatibility

Technical Specifications

Applications

The 1756-OB16E module is ideal for controlling output devices such as solenoids, relays, and indicator lights within distributed industrial automation systems. Its electronic fusing enhances safety and reliability by preventing damage due to overload conditions or wiring faults.