The Allen-Bradley 1756-PB50 is a 1756 ControlLogix DC Power Supply. A ControlLogix system consists of a single controller and various I/O modules in one chassis.
The 1756-PB50 module has an input voltage range of 18 – 32V DC with 24V DC nominal input voltage. It has a maximum input power of 85W at 50 °C (122 °F), 70W at 60 °C (140 °F), and the maximum output power of 60 W at 0 - 50 °C (32 - 122 °F), and 50 W at 0 - 60 °C (32 - 140 °F). It has a current capacity of 1.5A at 1.2V DC, 2A at 3.3V DC, 8A (50 °C) and 6A (60 °C) at 5.1V DC and 2.5A (50 °C) and of 2.0A (60 °C) at 24V DC. It has dimensions of 5.51 x 3.07 x 5.71 in. and weighs 1.7 lbs. It has 250V (continuous) isolation voltage and maximum inrush current of 30A. It is installed in the left slot of the 1756 ControlLogix chassis with an open enclosure or no enclosure. It is compatible with the 1756-A4, 1756-A7, 1756-A10, 1756-A13 and the 1756-A17 (Series A, B, and C) chassis. For wiring, 2.5 ã€–mmã€—^2 (14 AWG) solid or stranded copper wire rated at 90 °C (194 °F) or greater with maximum insulation of 1.2 mm (3/64 in.) is used.
The 1756-PB50 power supply is intended for use in an industrial environment with a 0 - 60 °C (32 – 140 °F) operating temperature, a 30g operating shock, and a 5 - 95% noncondensing relative humidity.
Repair Services for 1756-PB50
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Our highly skilled technicians can repair your 1756-PB50. All of our repairs come with a 1 Year DO Supply Warranty. Please contact us for additional information about our repair process.
Revisions for 1756-PB50
Please refer to the manual for more information about the 1756-PB50 such as the wiring diagrams, data sheets,
firmware information and migration or obsolescence details.
|Revision Part #
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||1756-PB50/A, Series A, Rev A