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The Allen Bradley 1756-OB8 is a 24 VDC, 2 A sourcing output module that is designed to be used with the ControlLogix family of PLCs. It has eight discrete outputs that can be used to control a variety of devices, such as motors, solenoids, and relays.
Features
- 8 discrete outputs
- 24 VDC, 2 A sourcing output
- Resistive, inductive, and capacitive loads
- LED indicators for each output
- Screw terminal connectors
- DIN rail mounting
Applications
The Allen Bradley 1756-OB8 can be used in a variety of applications, such as:
- Machine control
- Process control
- Building automation
- Data acquisition
- Test and measurement
Specifications
The Allen Bradley 1756-OB8 is a digital output module that provides eight individually isolated outputs. Here are some of the key specifications parameters for this product:
| Specification | Value |
|---|---|
| Backplane current | 800 mA at 5V DC, 3 mA at 24V DC |
| Operating voltage range | 10-31.2V DC |
| Nominal output voltage | 24V DC |
| Output voltage range | 10-31.2V DC |
| Maximum output current per point | 2A |
| Total module output current | 8A |
| Inrush current per point | 5A for 10 ms |
| Output off-state leakage current | 1 mA maximum at 24V DC |
| Output on-state voltage drop | 1V maximum at 2A |
| Response time | 0.3 ms maximum on-to-off, 0.8 ms maximum off-to-on |
| Isolation voltage | 50V continuous, 710V peak |
| Operating temperature range | 0°C to 60°C (32°F to 140°F) |
| Storage temperature range | -40°C to 85°C (-40°F to 185°F) |
| Shock resistance | 30g operational, 50g non-operational |
| Vibration resistance | 2g operational, 5g non-operational |
The Allen Bradley 1756-OB8 is a high-performance digital output module that is ideal for use in a range of industrial applications. With its individually isolated outputs and high output current per point, it can be used to control a wide range of devices. Its fast response time, low on-state voltage drop, and high isolation voltage make it a reliable and efficient choice for any automation project. Its rugged design and resistance to shock and vibration ensure that it can withstand harsh industrial environments. Overall, the 1756-OB8 is a powerful and versatile solution for digital output control.
Warranty
The Allen Bradley 1756-OB8 is backed by a five-year warranty.
Conclusion
The Allen Bradley 1756-OB8 is a versatile and reliable output module that is well-suited for a variety of industrial applications. It is easy to install and use, and it is backed by a five-year warranty.
