The Allen Bradley 1756-PBXT ControlLogix-XT Power Supply includes control and communication system components that are used with FLEX I / O-XT ™ products. The dimensions of the 1756-PBXT are approximately 14.0 x 11.2 x 14.5 cm (5.51 x 4.41 x 5.71 inch). The weight of this power supply is around 0.95 kg (2.10 lb). The 1756-PBXT comes with a current capacity at 5.1 V of 10 A. This power supply is mounted on the left side of 1756 chassis. The 1756-PBXT has an operating temperature of -25-70 °C (-13-158 °F). When installing the Allen Bradley 1756-PBXT keep the wire distance as short as possible to minimize the resistance between the chassis and the ground connections.
The nonoperating temperature of the 1756-PBXT power supply is -40-85 °C (-40-185 °F). The maximum surrounding air temperature of this power supply is 70 °C (158 °F). The 1756-PBXT has a relative humidity of 5-95% noncondensing. The operational vibration of this power supply is 2 G at 10-500 Hz. The operating shock and the nonoperating shock of this power supply are 30 G and 50 G respectively. Leave 15.3 cm (6.0 in) between the chassis and the heat source and leave 5.1 cm (2.0 in) between the wireway and the top or bottom of the chassis. The chassis should only be mounted horizontally.
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TCI Supply is not an authorized Allen Bradley Distributor
| Manufacturer | Rockwell Automation |
| Brand | Allen Bradley |
| Part Number/Catalog No. | 1756-PBXT |
| Series | ControlLogix |
| Module Type | DC Power Supply Module with Extended Temperature |
| Input Voltage | 24 Volts DC |
| Voltage Range | 18-32 Volts DC |
| Input Power | 81 Watts |
| Power Output | 52 Watts |
| Isolation Voltage | 250 Volts Continuous |
| Weight | 3.2 pounds (1.45 kilograms) |
| Dimensions | 6.9 x 5.7 x 5.4 inches |
| Operating Temperature | 32-140 Fahrenheit (0-60 Celsius) |
| Enclosure | None |