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Allen-Bradley 1797-PS2N2 Flex Ex Power supply module

Allen-Bradley 1797-PS2N2 Flex Ex Power supply module

  • Product Item : 1797-PS2N2
  • Product Brand : Allen-Bradley
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The 1797-PS2N2 is an Allen-Bradley Flex Ex Power supply module. This module is a quad-Ex dc out power supply, within an explosion-proof enclosure, installed with a One (1) inch. Pipe-thread input and output terminators.

This module has Four (4) output power channels with each output capable of providing 8.5 Watts of power. It also has dual power feeds for source input redundancy. The outputs of this power supply module galvanically isolated from the source and channels are independently IS limited.

Technical specifications for 1797-PS2N2

ManufacturerRockwell Automation

Power Dissipation21 W

Output Power4 x 8.5 W

Ripple5% ac

Current Consumption3.1 A

Voltage Range19…32V

Thermal Dissipation21 W Thermal dissipation 71.67 BTU/hr

Input Power55 W

BrandAllen-Bradley

Product Description:Flex Ex Power supply

Input power entrance:1 in. NPT, 6 in. conduit allowed between power supply and seal (UL and C-UL) 1 in. NPT, 0 in. conduit allowed between power supply and seal (FM)

Output connectors:Terminals 10…17

Inset voltage range:19…32V dc

Conductors wire size:4 mm sq. (12 gauge) max wire rated for 100 °C (212 °F) or higher 1.2 mm (3/64 in.) insulation max

Part Number/Catalog No.1797-PS2N2

Product TypeFLEX Ex Power Supply

Input Connectors24V DC

Voltage9.5V

Weight7.3 kg


The 1797-PS2N2 has is rated for installation in application areas that are Class I Division 1 Groups A, B, C, D Class II Division 1 Groups E, F, G Class III (only UL/cUL) Class I Division 1 Groups B-D T4 (only FM). It has IS output type of Class I Division 1 Groups A, B, C, D Class II Division 1 Groups E, F, G Class III (only UL/cUL) Class I Division 1 Groups B-D T4 Class I Zone 1 AEx[ib] IIC (only FM).