{"product_id":"691-piston-pressure-switch-with-adjusting-ring","title":"691 Piston Pressure Switch With Adjusting Ring","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe Euroswitch 691 piston pressure switch is a robust and highly reliable device designed for use in hydraulic, pneumatic, and process control systems. Built with an anodised aluminium body and high-quality internal components, it offers excellent resistance to high pressures and harsh environments. With a visual graduated adjustment ring, users can easily set and monitor switching points with precision and repeatability.\u003c\/p\u003e\n\u003cp\u003eThis switch features SPDT silver contacts, allowing for flexible electrical integration with both AC and DC systems. It supports up to 5 A at 125 Vac and 14 Vdc, and up to 3 A at 250 Vac, making it suitable for a wide range of control and signal applications. Two calibrated setting ranges are available: 15–160 bar and 40–400 bar, each with a tolerance of ±2%.\u003c\/p\u003e\n\u003cp\u003eThe 691 model ensures long-term durability, with a mechanical life of over one million operations. Its fixed hysteresis (approximately 10% of the set value) helps maintain switching stability and prevents signal oscillation. Rated at IP65, and equipped with a UNI EN 175301-803 (DIN 43650) connector, it is well protected against dust and water ingress.\u003c\/p\u003e\n\u003cp\u003eWith manifold mounting capability, compact dimensions, and supplied with gasket and fixing screws, installation is quick and secure. Sealing is ensured by NBR and Teflon materials, compatible with a wide range of fluids up to 100°C. \u003c\/p\u003e\n\u003cp\u003eIdeal for industrial automation, fluid power systems, and safety applications, the Euroswitch 691 delivers dependable pressure control with minimal maintenance.\u003c\/p\u003e\n\u003ch3\u003eDownloads\u003c\/h3\u003e\n\u003ctable height=\"45\" style=\"width: 342px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 36.8333px;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0561\/0088\/0535\/files\/pdf_32x32.png?v=1620912423\" alt=\"\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 283.167px;\"\u003e\u003ca data-mce-fragment=\"1\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0561\/0088\/0535\/files\/model_691_TDS.pdf?v=1622718249\"\u003e691 Technical Datasheet\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch3\u003eProduct Catalogue\u003c\/h3\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" href=\"https:\/\/pvl.co.uk\/pages\/the-big-cat-multitool\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0561\/0088\/0535\/files\/Sign_Up_for_our_Exclusive_Catalogue_1.png?v=1759826864\"\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"Euroswitch","offers":[{"title":"8 - 160 Bar","offer_id":54232375689554,"sku":null,"price":0.0,"currency_code":"GBP","in_stock":true},{"title":"40 - 400 Bar","offer_id":54232375722322,"sku":null,"price":0.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1098\/3807\/4194\/files\/691.jpg?v=1786462125","url":"https:\/\/connexsys.co.uk\/products\/691-piston-pressure-switch-with-adjusting-ring","provider":"Connexsys","version":"1.0","type":"link"}