{"product_id":"allen-bradley-1797-ps1n-flex-ex-power-supply-module","title":"Allen-Bradley 1797-PS1N FLEX Ex Power Supply Module","description":"\u003ch2\u003eAllen-Bradley 1797-PS1N FLEX Ex Power Supply Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1797-PS1N\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e1797-PS1N\u003c\/strong\u003e FLEX Ex Power Supply module, operates as a dedicated hardware component for providing intrinsically-safe DC power outputs within the Allen-Bradley Flex I\/O 1797 system.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1797-PS1N\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUnited States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e15 lbs \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e55 W input power; 21 W power dissipation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eFLEX Ex Power Supply\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Line\u003c\/td\u003e\n\u003ctd\u003eFlex I\/O 1797\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e85-250 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC Input Voltage Range\u003c\/td\u003e\n\u003ctd\u003e120-250 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Frequency\u003c\/td\u003e\n\u003ctd\u003e47-63 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Current Consumption\u003c\/td\u003e\n\u003ctd\u003e0.35-0.9 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Configuration\u003c\/td\u003e\n\u003ctd\u003eQuad Ex DC output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage\u003c\/td\u003e\n\u003ctd\u003e9.5 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Power\u003c\/td\u003e\n\u003ctd\u003e4 x 8.5 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Isolation\u003c\/td\u003e\n\u003ctd\u003eGalvanically isolated output channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermal Dissipation\u003c\/td\u003e\n\u003ctd\u003e71.67 BTU\/hr\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure Requirement\u003c\/td\u003e\n\u003ctd\u003eInstalled inside explosion-proof enclosure\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConduit Connection\u003c\/td\u003e\n\u003ctd\u003e1 in conduit for incoming and outgoing wiring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eIndustrial Control Power Isolation Characteristics\u003c\/h3\u003e\n\u003cp\u003eThe 1797-PS1N incorporates galvanically isolated output channels for intrinsically-safe Flex Ex applications. The module provides four isolated DC output channels at 9.5 V for connection to compatible Flex I\/O 1797 Ex modules. The isolated architecture separates output circuits electrically to support hazardous-area instrumentation wiring requirements.\u003c\/p\u003e\n\u003cp\u003eThe Allen-Bradley Flex I\/O 1797 platform uses modular I\/O density scaling through distributed installation architecture. The power supply supports local power distribution for Ex I\/O assemblies while maintaining electrical separation between field circuits and the supply input section.\u003c\/p\u003e\n\u003cp\u003eThe module is configured for installation inside an explosion-proof enclosure with conduit-based field wiring interfaces. Incoming AC or DC supply wiring and outgoing Ex power connections are routed through dedicated conduit entries.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the 1797-PS1N provide isolated output channels?\u003cbr\u003eA: Yes. The module provides four galvanically isolated DC output channels for FLEX Ex system power distribution.\u003c\/p\u003e\n\u003cp\u003eQ: Can the 1797-PS1N be installed as an open panel power supply?\u003cbr\u003eA: No. The available documentation specifies installation inside an explosion-proof enclosure with conduit connections for field wiring.\u003c\/p\u003e\n\u003cp\u003eQ: What input power sources are supported by the 1797-PS1N?\u003cbr\u003eA: The module accepts 85-250 VAC input and supports 120-250 VDC input operation according to the listed specifications.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eInstall the 1797-PS1N inside the specified explosion-proof enclosure before connecting field wiring. Maintain separation between incoming supply conductors and intrinsically-safe output wiring according to site electrical standards.\u003c\/p\u003e\n\u003cp\u003eUse appropriate conduit routing for AC\/DC input and Ex output circuits. Verify protective grounding, enclosure bonding, and cable shielding practices according to the installation requirements of the controlled hazardous-area system.\u003c\/p\u003e\n\u003cp\u003eConfirm that connected FLEX Ex modules remain within the available output power capacity before energizing the system. Inspect terminal connections for correct polarity and secure mechanical retention during commissioning.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":43787624579162,"sku":"1797-PS1N","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/1797-PS1N2.jpg?v=1785914298","url":"https:\/\/www.plcmasters.com\/products\/allen-bradley-1797-ps1n-flex-ex-power-supply-module","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}