产品介绍
The Allen-Bradley 1756-OB16D is a ControlLogix DC diagnostic output module designed to provide reliable high-speed switching and advanced output monitoring for industrial automation systems. It /fers sixteen DC sourcing outputs with integrated diagnostic features, making it suitable for applications where output status verification and fault detection are critical.
Developed for the ControlLogix platform, the 1756-OB16D enables precise control / field devices such as solenoids, relays, contactors, and indicator lights. In addition to standard output functionality, the module continuously monitors channel conditions and provides diagnostic feedback to the controller, helping maintenance teams identify wiring faults, short circuits, and abnormal load behavior.
This module is commonly deployed in production lines, packaging systems, material handling equipment, and other automation environments requiring both performance and transparency at the output level.
产品规格
| Parameter | 描述 |
|---|---|
| 型号 | 1756-OB16D |
| 品牌 | Allen-Bradley |
| Series | ControlLogix |
| Module Type | DC Diagnostic Digital Output Module |
| Number / Outputs | 16 Outputs |
| Output Type | 24V DC Sourcing |
| Output Voltage Range | 10–31.2V DC |
| Continuous Current per Channel | Typically 1 A per point |
| Backplane Current Draw | Approx. 250 mA @ 5.1V DC |
| Field Wiring Interface | 36-Pin Removable Terminal Block (RTB) |
| Diagnostics | Open-wire detection, short-circuit detection, fault reporting |
| Isolation | Channel-to-backplane isolation |
| Status Indicators | Individual Channel LEDs and Module Status LED |
| Dimensions | 145.2 × 34.6 × 139.6 mm |
| 重量 | 0.24 kg |
Applications
• High-density DC output control for solenoids, relays, and actuator devices
• Systems requiring output diagnostics and fault feedback to the PLC
• Automated production lines with real-time monitoring / field wiring conditions
• Packaging, material handling, and assembly machinery
• Installations where downtime reduction through early fault detection is essential
Advantages
• Sixteen individually monitored outputs in a compact footprint
• Integrated open-wire and short-circuit diagnostics for improved system transparency
• Clear LED status indication per channel for rapid troubleshooting
• High switching reliability for demanding industrial loads
• Seamless integration within ControlLogix chassis architecture
• Reduces maintenance time through controller-level fault reporting
公司信息
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