Allen Bradley 1769-PA4 CompactLogix Power Supply Module

Product Description

The power supply unit with the catalog number 1769-PA4 is made by Allen-Bradley/Rockwell Automation. The unit is part of the 1769 CompactLogix I/O series and it is built in accordance with all the relevant standards and regulations. The 1769-PA4 compact power supply has an operating voltage range of 0 to 60 degrees Celsius (32 to 140 degrees Fahrenheit) and it can be stored in a temperature range of -40 to 85 degrees Celsius (-40 to 185 degrees Fahrenheit). The unit is used in relative humidity range of 5 to 95% (non-condensing) and it can withstand 30 g of shock. The specified vibration rating of the unit is a 5 g at 10 to 500 Hertz.

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The Allen-Bradley 1769-PA4 is a CompactLogix I/O power supply. It can provide 120 to 240 Volts of AC power and 24 Volts of DC power to the CompactLogix 1769-L3x processors, controllers, and the I/O modules connected to it. Up to 8 modules can connect to each side of the 1769-PA4 for a maximum of 16 modules for one power supply. This power supply provides 4A of current at 5 Volts DC or 2A at 24 Volts DC. This module measures 2.76 x 3.43 x 4.65 inches and weighs approximately 630 g (1.39 lb). This power supply supports DIN rail or panel mounting. It has an open-style enclosure with integrated fuse that is replaceable with part numbers Littelfuse 02183.15MXP or the Wickman 19195-3 fuses. The 1769-PA4 has components that include a bus lever with a locking function, LED status indicator, a power supply door with an identification label, both movable and stationary bus connectors (with male and female pins), a nameplate label, upper and lower tongue-and-groove slots, upper and lower DIN rail latches, a terminal block with finger-safe cover, and a housing cover for the replaceable fuse. This power supply has a selectable input voltage range of 85 to 265 Volts and 170-265 VAC along an input frequency range of 47 to 63 Hertz. Its power consumption is around 200 VA at 120 Volts AC and 240 VA at 240 Volts AC and its maximum inrush current is 25 Amps at 132 Volts AC. The 1769-PA4 has a current capacity of 4 Amps at 5 Volts DC and one of 2 Amps at 24 Volts DC, a nominal input voltage of 120 to 220 Volts AC, a Wattage of 18 Watts, and an output voltage of 24 Volts DC. Its isolation voltage is continuous at 265 Volts from AC power input to the system.

1. What is the maximum number of modules supported by the 1769-PA4?

The 1769-PA4 can support up to 8 CompactLogix I/O modules in a single configuration.

2. Can the 1769-PA4 be used with MicroLogix controllers?

No, the 1769-PA4 is specifically designed for CompactLogix systems.

3. Does the 1769-PA4 provide battery backup?

No, the module does not include battery backup functionality.

4. Is the 1769-PA4 suitable for outdoor use?

The module is not designed for outdoor environments unless housed in a protective enclosure.

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