Allen-Bradley 1797-PS1N power supply module

The Allen-Bradley 1797-PS1N is a power supply module that is used in intrinsically safe system. This power supply is part of the Flex-Ex system with input voltage of 85-250VAC / quad-Ex DC out power supply. This power supply is packaged with an explosion proof enclosure, with wire entry of 1-inch for input and output terminations.

This quad output power supply features Four (4) channels of power output with each channel capable of providing power of 8.5 Watts. Each output is Intrinsically Safe (IS), galvanically isolated from the source. Each channel are independently IS limited.

Technical specifications for 1797-PS1N

ManufacturerRockwell Automation

Part Number/Catalog No.1797-PS1N

Product TypeFLEX Ex Power Supply

Input Connectors85-250V AC

Voltage Range120-250V DC

Input Frequency47-63 Hz

Current Consumption0.9-0.35 A

Output Power4 x 8.5 W

Voltage9.5V

Power Dissipation21 W

Thermal Dissipation71.67 BTU/hr

Input Power55 W

Weight7.3 kg

BrandAllen-Bradley

Output IsolationIS Galvanically isolated output channels

The 1797-PS1N IS module mounting location are Class I Division 1 Groups A to D T4 (UL and C-UL), Class II Division 1 Groups E to G (UL and C-UL) and Class III (UL and C-UL). The IS output type of this power supply is are rated for Class I Division 1 Groups A to D T4 (UL and C-UL); Class II Division 1 Groups E to G (UL and C-UL) and Class III (UL and C-UL). This power supply is operated with a supply voltage range of 85-250VAC with input frequency of 47-63 Hz or 120-250 VDC. It has a Current consumption of 0.9 - 0.35 Amperes.