1756-OB16E/A

Overview of 1756-OB16E-A by Allen-Bradley

The Allen-Bradley 1756-OB16E-A is a 16-point electronically fused sourcing DC output module designed for ControlLogix automation systems. It provides reliable digital output with individual channel electronic fuses, ensuring enhanced protection and safety for industrial control processes. This module supports 10 to 31.2 V DC output voltage with a continuous current rating of 1 A per channel and up to 8 A per module at 60 °C.

Key Features of Allen-Bradley - 1756-OB16E-A

• Sixteen (16) sourcing DC outputs with electronic fusing per group of 8 outputs
• Output voltage range from 10 to 31.2 V DC with maximum current of 1 A per output
• Maximum module current rating of 8 A at 60 °C for reliable operation
• Fast output response times: approx. 70 µs off-to-on and 360 µs on-to-off
• Point-level diagnostics with output fault state and schedule synchronization
• Reinforced insulation with 250 V continuous isolation between output groups and backplane
• Removable terminal blocks for easy wiring and maintenance
• Open-style module suitable for DIN rail or panel mounting
• Complies with IEC standards for vibration, shock, and temperature range (0 to 60 °C)
• Certified for UL, CE, and other international compliance standards

Technical Specs of 1756-OB16E-A

Applications / Use Case

The Allen-Bradley 1756-OB16E-A module is used for driving actuators, solenoids, alarms, and other DC loads requiring electronically fused protection in manufacturing automation and process control. Its reliable output protection and point diagnostics improve system longevity and fault detection sensitivity.