{"product_id":"certis-compact-broadband-seismometer","title":"Certis - Compact Broadband Seismometer","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eThe Certis is a compact, ultra-low-power medium-motion seismometer with selectable frequency response and analogue output. Housed in stainless steel with integrated thermometer and humidity sensors, it is rated for direct burial to 10 m depth — ideal for remote solar\/battery powered stations and flexible deployment scenarios.\u003c\/p\u003e\u003ch2\u003eKey Specifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFrequency Response: 120 s (0.0083 Hz) to 100 Hz\u003c\/li\u003e\n\u003cli\u003eSelectable LP corner: 20–120 s (user-adjustable)\u003c\/li\u003e\n\u003cli\u003eSensitivity: 750 V\/ms⁻¹ differential output\u003c\/li\u003e\n\u003cli\u003eDynamic Range: 155 dB\u003c\/li\u003e\n\u003cli\u003eSelf-noise: −175 dB (10 s to 1 Hz)\u003c\/li\u003e\n\u003cli\u003eOrientation: ±90° (any angle deployment)\u003c\/li\u003e\n\u003cli\u003eCross-axis Rejection: \u0026gt;65 dB\u003c\/li\u003e\n\u003cli\u003ePower Consumption: ~350 mW at 6V (ultra-low-power)\u003c\/li\u003e\n\u003cli\u003eSpurious Resonance: \u0026gt;450 Hz\u003c\/li\u003e\n\u003cli\u003eDimensions: 80 × 80 × 112 mm | Weight: 1.9 kg\u003c\/li\u003e\n\u003cli\u003eHousing: Stainless steel; direct burial rated to 10 m depth\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRemote battery\/solar-powered installations\u003c\/li\u003e\n\u003cli\u003ePermanent monitoring stations\u003c\/li\u003e\n\u003cli\u003eVolcanic and seismic monitoring networks\u003c\/li\u003e\n\u003cli\u003eFlexible\/any-angle deployment scenarios\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eStandards \u0026amp; Certifications\u003c\/h2\u003e\u003cp\u003eCompatible with Minimus digitizers and Güralp Discovery software platform. OBS (Ocean Bottom Seismometer) variant available.\u003c\/p\u003e","brand":"Guralp","offers":[{"title":"Default Title","offer_id":53679749431569,"sku":null,"price":0.0,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0870\/4140\/9297\/files\/Certi_20Family-colour_550x400_da2ca0eb-675a-4b0e-a2cf-f3aad4f8a3c1.webp?v=1781655969","url":"https:\/\/absolute-instrument.com\/products\/certis-compact-broadband-seismometer","provider":"Absolute-Instrument-Systems","version":"1.0","type":"link"}