{"product_id":"allen-bradley-836-p17-bulletin-836-pressure-switch","title":"Allen-Bradley 836-P17 Bulletin 836 Pressure Switch","description":"\u003ch2\u003eAllen-Bradley 836-P17 Bulletin 836 Pressure Switch\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 836-P17\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e836-P17\u003c\/strong\u003e pressure switch, operates as a dedicated hardware component for converting process pressure variations into discrete electrical contact transitions within electromechanical control circuits.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure\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\u003e836-P17\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eRockwell Automation (Allen-Bradley)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.83 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-30 to 65 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003ePassive electromechanical device, no continuous power draw\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDevice Type\u003c\/td\u003e\n\u003ctd\u003eElectromechanical bellows-style pressure switch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Pressure Range\u003c\/td\u003e\n\u003ctd\u003eAdjustable, typically 10 to 150 psi (0.7 to 10.3 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDifferential Type\u003c\/td\u003e\n\u003ctd\u003eAdjustable differential\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eActuator Mechanism\u003c\/td\u003e\n\u003ctd\u003eMetal bellows (copper alloy or stainless steel)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContact Configuration\u003c\/td\u003e\n\u003ctd\u003e1 SPDT snap-action contact\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical Rating\u003c\/td\u003e\n\u003ctd\u003eAC-15 \/ NEMA A600 pilot duty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure Rating\u003c\/td\u003e\n\u003ctd\u003eNEMA Type 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProcess Connection\u003c\/td\u003e\n\u003ctd\u003e1\/4 in female NPT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eDeterministic Control Interface and Contact Switching Behavior\u003c\/h3\u003e\n\u003cp\u003eWithin PLC-associated control loops, this device interfaces through discrete input channels that interpret contact state transitions deterministically. The snap-action mechanism ensures repeatable switching latency independent of gradual pressure fluctuation slopes during system operation.\u003c\/p\u003e\n\u003cp\u003eAdditionally, the contact output integrates with digital input modules that operate under EtherNet\/IP or similar deterministic networks, maintaining cycle-consistent state acquisition. This interaction avoids ambiguous signal states during threshold crossing, particularly when used in tightly timed compressor or pump interlock circuits.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the 836-P17 support hot swapping in energized control panels?\u003cbr\u003eA: No, this device is a hardwired mechanical switch and requires complete isolation before installation or replacement.\u003c\/p\u003e\n\u003cp\u003eQ: How is contact bounce handled in PLC input interpretation?\u003cbr\u003eA: External input modules typically implement debounce filtering; the switch itself uses a snap-action mechanism to minimize bounce duration.\u003c\/p\u003e\n\u003cp\u003eQ: What wiring considerations apply for SPDT contact outputs?\u003cbr\u003eA: Each terminal must be wired according to normally open or normally closed logic, with proper segregation from high-voltage conductors.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eEnsure the pressure connection port is sealed using appropriate thread compound compatible with process media and pressure ratings.\u003c\/p\u003e\n\u003cp\u003eRoute signal wiring separately from high-current motor conductors to reduce electromagnetic interference affecting discrete input signals.\u003c\/p\u003e\n\u003cp\u003eBond the enclosure to protective earth using a low-impedance grounding conductor to maintain electrical safety and signal reference stability.\u003c\/p\u003e\n\u003cp\u003eVerify that the mounting orientation does not introduce mechanical stress on the bellows assembly during long-term operation.\u003c\/p\u003e\n\u003cp\u003eAdjust setpoint and differential using calibrated instrumentation to avoid misalignment between mechanical switching thresholds and control system expectations.\u003c\/p\u003e","brand":"AMPHENOL","offers":[{"title":"Default Title","offer_id":43919489597530,"sku":"836-P17","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/836-P171.jpg?v=1787817781","url":"https:\/\/www.plcmasters.com\/products\/allen-bradley-836-p17-bulletin-836-pressure-switch","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}