Product Introduction
When your control system must operate reliably in extreme temperature environments, the Allen-Bradley 1756-PA30XT delivers the robust power foundation your ControlLogix system demands. This industrial automation module, part of the ControlLogix-XT series, is engineered by Rockwell Automation to supply stable power to ControlLogix modules and systems, including the 1756-L73XT controller. With a nominal input voltage of 24 Volts DC and an input range of 18-32 Volts DC, the 1756-PA30XT ensures consistent performance in demanding conditions.
Technical Specifications
The 1756-PA30XT offers a comprehensive set of specifications that ensure dependable operation. Below is a breakdown of its key parameters:
| Parameter |
Value |
| Manufacturer |
Rockwell Automation |
| Brand |
Allen-Bradley |
| Part Number |
1756-PA30XT |
| Series |
ControlLogix |
| Module Type |
ControlLogix-XT Power Supply |
| Nominal Input Voltage |
24 Volts DC |
| Input Voltage Range |
18-32 Volts DC |
| Isolation Voltage |
250 Volts Continuous |
| Max Inrush Current |
30 Amperes |
| Current Capacity |
1.5 A at 1.2 V, 2 A at 3.3 V, 6 A at 5.1 V, 1.25 A at 24 V |
| Max Input Power |
50 Watts |
| Max Output Power |
30 Watts |
| Location |
1756 Chassis Left Side |
| Dimensions |
5.51 x 3.07 x 5.71 in (14.0 x 7.8 x 14.5 cm) |
| Weight |
1.7 lbs (0.77 kg) |
These specifications are directly sourced from the product datasheet, ensuring accuracy and reliability for your engineering decisions.
Industry Applications
The 1756-PA30XT is ideal for industries where temperature extremes are a concern, such as oil and gas, mining, and outdoor processing facilities. For example, in a remote pipeline monitoring station, the 1756-PA30XT powers the ControlLogix-XT controllers that manage flow and pressure, operating reliably even when ambient temperatures swing from -13°F to 158°F. Its ability to deliver 1.5 A at 1.2 V, 2 A at 3.3 V, 6 A at 5.1 V, and 1.25 A at 24 V ensures that all internal logic and I/O circuits receive the correct voltage levels.
Installation & Setup Guidance
Installing the 1756-PA30XT is straightforward. Mount the module in the left-side slot of a 1756 ControlLogix chassis. Ensure the chassis is open or has no enclosure to allow proper airflow. Use 2.5 mm² (14 AWG) stranded or solid copper wire rated for at least 194°F, with a maximum insulation thickness of 1.2 mm (3/64 in.). Secure all connections firmly to prevent intermittent power loss.
Maintenance & Reliability
To maximize the service life of your 1756-PA30XT, perform periodic visual inspections for dust accumulation or corrosion on connectors. The module is designed for industrial environments with 30g operating shock and noncondensing relative humidity of 5-95%. Regularly verify that the input voltage remains within the 18-32 VDC range to avoid stress on internal components. Following these simple checks can prevent unexpected downtime and extend the module's operational life.
Compatibility & Integration
The 1756-PA30XT is compatible with a variety of 1756 ControlLogix chassis, including models 1756-A4LXT/B, 1756-A5XT/B, 1756-A7LXT/B, 1756-A7XT/B, 1756-A7XT/C, and 1756-A10XT/C. It integrates seamlessly with ControlLogix-XT systems and can be used alongside FlexLogix I/O XT products to create a complete control and communication system for extreme environments. When combined with the 1756-L73XT controller, it provides a reliable power source for the entire control system.
Buying Guide
Before purchasing the 1756-PA30XT, verify that your chassis type and power requirements match the specifications listed above. Ensure that your system’s total power draw does not exceed the module’s 30W output capacity. For genuine parts and reliable supply, consider PLC Source PRO as your trusted industrial automation parts supplier. We offer high-quality components with fast shipping to keep your operations running smoothly.