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Allen-Bradley 1797-PS2E2 FLEX Ex Intrinsically Safe Power Supply

Allen-Bradley FLEX Ex intrinsically safe DC power supply for hazardous locations.

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ManufacturerAllen Bradley

Part number1797-PS2E2

Input Voltage 18-32V DC

Output Voltage 24V DC (nominal)

Output Power 4 x 8.5W (34W total)

Current Consumption 3.1-1.6 A

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Veteran-owned

CAGE: 9NK75

Intrinsically Safe Power Output 4 Independent Outputs Hazardous Location Rated Flame-proof Enclosure Wide Input Voltage Range IECEx and ATEX Certified

Product description

The Allen-Bradley 1797-PS2E2 is a FLEX Ex Power Supply module designed for use in hazardous locations. It provides intrinsically safe (IS) power to connected components, featuring a 24V DC input with an acceptable voltage range of 18-32V DC. This power supply delivers 8.5 Watts to each of its four output channels, totaling 34W of IS power.

The module is housed in an IP 65/NEMA 7B rated flame-proof enclosure, enhancing safety in explosive atmospheres. It includes M20x1.5 input glands for cables and M16x1.5 output glands for power distribution. This power supply is essential for control systems operating in environments where the risk of explosion exists.

Stanlo Automation, your veteran-owned surplus parts distributor, offers the Allen-Bradley 1797-PS2E2. Source your critical industrial automation components from us to ensure the safety and reliability of your hazardous area operations.

Technical specifications

Input Voltage	18-32V DC
Output Voltage	24V DC (nominal)
Output Power	4 x 8.5W (34W total)
Current Consumption	3.1-1.6 A
Enclosure	IP 65/NEMA 7B
Hazardous Location Rating	IECEx, ATEX

Common applications

Hazardous Area Control

Oil and Gas

Chemical Processing

Mining

Petrochemical

Pharmaceutical Manufacturing

Compatible systems

FLEX Ex I/O Modules Hazardous Location Environments Intrinsically Safe Circuits Control Systems requiring IS power

Also known as

FLEX Ex Power Supply Allen-Bradley IS Power Supply 1797PS2E2 Hazardous Area Power Module

Replaces / compatible with

The 1797-PS2E2 is part of the FLEX Ex I/O system and is designed to provide intrinsically safe power within that platform. It does not have a direct 'replacement' in the traditional sense but is a critical component for hazardous location applications.

Technical note

Expert tip

Always use appropriate cable glands (M20x1.5 for input, M16x1.5 for output) and ensure proper sealing for the IP 65 rating when installing the 1797-PS2E2 in hazardous environments.

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Frequently asked questions

What is the primary function of the Allen-Bradley 1797-PS2E2 FLEX Ex Power Supply?

The Allen-Bradley 1797-PS2E2 FLEX Ex Power Supply is designed to provide intrinsically safe (IS) power to control system components operating in hazardous locations. It isolates and limits potentially hazardous electrical energy, ensuring safe operation in explosive environments.