{"product_id":"single-sensor-o2-deficiency-enrichment-monitor-with-horn-strobe","title":"Single-Sensor O2 Deficiency \u0026 Enrichment Monitor with Horn Strobe","description":"\u003cp\u003eThe \u003cstrong\u003eSingle-Sensor O2 Deficiency \u0026amp; Enrichment Monitor with Horn\/Strobe (RAD-SEU-ZR-HS1)\u003c\/strong\u003e\u003cspan\u003e includes CO2Meter’s remote oxygen deficiency and enrichment sensor unit (no remote display) paired with a standalone horn strobe for added audible and visual alarms.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan style=\"color: rgb(247, 11, 11);\"\u003e\u003cstrong\u003ePlease note: With the purchase of any RAD-SEU-ZR-HS1, a \u003ca title=\"Central Display Unit to Visualize Gas Concentrations\" href=\"https:\/\/www.co2meter.com\/products\/central-display-unit-gas-safety-alarms\"\u003e(RAD-CDU-HS1) Central Display Unit\u003c\/a\u003e is also needed in order to accurately view gas concentrations. \u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis compact safety solution is designed to alert personnel to potentially oxygen-deficient environments, helping ensure compliance and protection in confined or hazardous spaces.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThis device is used primarily in laboratories, pharmaceuticals, cryogenics, process cooling, freezers, manufacturing and research facilities.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eProvides 24\/7 protection for you and your staff against oxygen deficiency\u003c\/li\u003e\n\u003cli\u003e90db audible and visual alarm on the sensor (90db)\u003c\/li\u003e\n\u003cli\u003e3 user-configurable alarms meet \u003ca href=\"\/blogs\/articles\/oxygen-deficiency-monitor\" title=\"osha codes\"\u003eall OSHA codes\u003c\/a\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eLong-life zirconium oxide sensor, lasts up to 10+ years!\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e*A surge protector is required for safeguard and longevity of the monitor*\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003eWorks With:\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca title=\"Oxygen Deficiency Depletion Safety Alarm\" href=\"https:\/\/www.co2meter.com\/collections\/restaurants-food\/products\/oxygen-deficiency-safety-alarm-monitor\"\u003e\u003c\/a\u003e\u003cmeta charset=\"utf-8\"\u003e \u003ca title=\"Oxygen Deficiency Depletion Safety Alarm\" href=\"https:\/\/www.co2meter.com\/collections\/restaurants-food\/products\/oxygen-deficiency-safety-alarm-monitor\"\u003eRAD-0002-ZR-HS2: \u003c\/a\u003e\u003ca title=\"Oxygen Deficiency Depletion Safety Alarm\" href=\"https:\/\/www.co2meter.com\/collections\/restaurants-food\/products\/oxygen-deficiency-safety-alarm-monitor\"\u003eOxygen Deficiency Depletion Safety Alarm\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003ca title=\"Central Display Unit and Horn Strobe for Gas Safety Alarms\" href=\"https:\/\/www.co2meter.com\/collections\/restaurants-food\/products\/central-display-unit-gas-safety-alarms\"\u003eRAD-CDU-HS1: \u003c\/a\u003e\u003ca title=\"Single Sensor CO2 Monitoring System and Horn Strobe\" href=\"https:\/\/www.co2meter.com\/collections\/restaurants-food\/products\/co2-storage-safety-alarm-sensor-horn-strobe\"\u003e\u003c\/a\u003e\u003ca title=\"Central Display Unit and Horn Strobe for Gas Safety Alarms\" href=\"https:\/\/www.co2meter.com\/collections\/restaurants-food\/products\/central-display-unit-gas-safety-alarms\"\u003eCentral Display Unit for Gas Safety Alarms\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.co2meter.com\/products\/oxygen-deficiency-safety-alarm-display-add-on\" title=\"Oxygen Deficiency Alarm Display Add-On\"\u003eRAD-0022-ZR: Display Add On\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.co2meter.com\/products\/power-monitor-gas-safety-alarms\" title=\"Power Monitor Unit\"\u003eRAD-PMU: Power Monitor Unit\u003c\/a\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003ca title=\"Solenoid Safety Shut-Off Valve\" href=\"\/products\/sv-1029-solenoid-shut-off-valve\"\u003eSV-1029: Solenoid Shut-Off Safety Valve\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003eCertificate of Calibration - Available on request in comments at purchase. For factory recalibration \u003cstrong\u003e\u003ca title=\"order certificate of calibration\" href=\"\/products\/certificate-calibration\"\u003eorder part no. CAL-0001 here\u003c\/a\u003e.\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"specifications\"\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMeasurement Range:\u003c\/strong\u003e 0-23% display\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplay Resolution:\u003c\/strong\u003e 0.1%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccuracy:\u003c\/strong\u003e Better than 2% FS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressure Dependence:\u003c\/strong\u003e Not pressure dependent\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResponse Time:\u003c\/strong\u003e O2: \u0026lt;2min by 90%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eO2 Deficiency Alarms (default):\u003c\/strong\u003e AL1 19.5%, AL2 16.5%, and AL3 12%.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eO2 Enrichment Alarms (default): \u003c\/strong\u003eAL 22%, AL2 24%, and AL3 25%.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSound Alarm:\u003c\/strong\u003e 90db @ 10cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlarm Response Time:\u003c\/strong\u003e \u0026lt; 60 seconds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarm-Up Time:\u003c\/strong\u003e 600 seconds (10 min) for full operating temperature range\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e -58°F to 122°F (-50°C to 50°C)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSensor Life Expectancy:\u003c\/strong\u003e 10+ years\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eElectrical\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply: Output:\u003c\/strong\u003e 12VDC, 2000mA.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Input:\u003c\/strong\u003e 100~240 VAC, 50\/60Hz, 0.6A (25 ft. Ethernet cable - included)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Consumption:\u003c\/strong\u003e 3 Watts\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e6 VDC battery backup connections\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelays:\u003c\/strong\u003e Peak Current \u0026lt; 2A @ 30 VDC or 250 VAC, SPDT\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e4-20mA output\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWarranty\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 year on the device - \u003ca title=\"CO2Meter Terms and Conditions\" href=\"\/pages\/terms-conditions\"\u003eSee CO2Meter Terms + Conditions\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"documents\"\u003e\n\u003ch2\u003eDocuments\u003c\/h2\u003e\n\u003cp\u003e\u003ca title=\"Datasheet for Single Sensor O2 Deficiency Monitoring System and Horn Strobe\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0019\/5952\/files\/Data_Sheet_RAD-SEU-ZR-HS1-Single_Sensor_O2_Deficiency_Monitoring_System_and_Horn_Strobe.pdf?v=1752784357\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0019\/5952\/files\/CO2METER_PDF.png?1094\" alt=\"Datasheet Oxygen Safety Alarm\"\u003e\u003cstrong\u003e\u003cspan style=\"color: red;\"\u003e RAD-SEU-ZR-HS1: Data Sheet (pdf)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0019\/5952\/files\/MAN-RAD-0002-ZR-Oxygen-O2-Deficiency-Safety-Alarm-CO2Meter-Rev01.05.pdf\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0019\/5952\/files\/CO2METER_PDF.png?1094\" alt=\"Manual Oxygen Deficiency Safety Alarm\"\u003e\u003c\/a\u003e\u003ca title=\"Oxygen Deficiency Depletion Safety Alarm Manual\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0019\/5952\/files\/MAN-RAD-0002-ZR-Oxygen-O2-Deficiency-Safety-Alarm-CO2Meter-Rev01.05.pdf\"\u003e\u003cstrong\u003e\u003cspan style=\"color: red;\"\u003e Manual (pdf)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0019\/5952\/files\/RAD-0002-ZR-Installation-Guide_Revised-2025.pdf?v=1742842075\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0019\/5952\/files\/CO2METER_PDF.png?1094\" alt=\"Installation Guide Oxygen Deficiency Safety Alarm\"\u003e\u003cstrong\u003e\u003cspan style=\"color: red;\"\u003e Installation Guide (pdf)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0019\/5952\/files\/RAD-0002_ZR_FAQs_11_2022.pdf\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0019\/5952\/files\/CO2METER_PDF.png?1094\" alt=\"Datasheet Oxygen Deficiency Safety Alarm for Low Temperature\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0019\/5952\/files\/RAD-0002_ZR_FAQs_REV0726.pdf?v=1784044962\" title=\"RAD-0002-ZR FAQs\"\u003e\u003cstrong\u003e\u003cspan style=\"color: red;\"\u003eFAQs (pdf)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0019\/5952\/files\/RAD-0002-ZR-Safety-Monitor-AC-DC-Transformer-2023.pdf?v=1683748311\"\u003e\u003cimg alt=\"24VDC Hard wiring instructions\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0019\/5952\/files\/CO2METER_PDF.png?1094\"\u003e\u003cstrong\u003e\u003cspan style=\"color: red;\"\u003e Hard Wiring Your Oxygen Deficiency Safety Alarm (pdf)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0019\/5952\/files\/RAD-0002-ZR-Exhaust-Fan-Relay-2023.pdf?v=1683748482\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0019\/5952\/files\/CO2METER_PDF.png?1094\" alt=\"Safety Alarm fan circuit\"\u003e\u003cstrong\u003e\u003cspan style=\"color: red;\"\u003e Exhaust Fan Relay Wiring Diagram (pdf)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0019\/5952\/files\/Relay_Wiring_Diagram_for_SV_REV2.pdf?v=1765227289\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0019\/5952\/files\/CO2METER_PDF.png?1094\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0019\/5952\/files\/Relay_Wiring_Diagram_for_SV-1029-W.pdf\" title=\"Solenoid Valve Wiring Diagram\"\u003e\u003cstrong\u003e\u003cspan style=\"color: red;\"\u003e SV-1029, SV-1030 Wiring Diagram (pdf)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0019\/5952\/files\/Oxygen_OSHA_Warning_Signage.zip?v=1671110540\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0019\/5952\/assets\/zip.gif\"\u003e\u003cstrong\u003e\u003cspan style=\"color: red;\"\u003e Oxygen Safety Signage (Included with Purchase) (zip)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0019\/5952\/files\/RAD-0002-ZR-O2-Deficiency-Testing-Procedure.pdf?v=1683747735\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0019\/5952\/files\/CO2METER_PDF.png?1094\"\u003e\u003cstrong\u003e\u003cspan style=\"color: red;\"\u003e RAD-0002-ZR Testing Procedures\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.youtube.com\/playlist?list=PLrSaPBRnDkbKPRNE9Mc1cniLOdN-w5nON\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0019\/5952\/assets\/youtube.gif\" alt=\"RAD-0002-ZR Oxygen Deficiency Safety Alarm Playlist\"\u003e\u003cstrong\u003e\u003cspan style=\"color: red;\"\u003e RAD-0002-ZR Playlist: Unboxing, Installation, and Calibration\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0019\/5952\/files\/Oxygen_Concentration_Levels_and_Effects.jpg\" title=\"Oxygen Concentration Levels \u0026amp; Effects Chart\" target=\"_blank\"\u003e\u003cstrong\u003e\u003cspan style=\"color: red;\"\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"accessories\"\u003e\n\u003ch2\u003eAccessories\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca title=\"Remote Display Add-On for Oxygen Deficiency Safety Alarm\" href=\"\/products\/oxygen-deficiency-safety-alarm-display-add-on\"\u003eRAD-0022-ZR: Remote Display Add-On.\u003c\/a\u003e\u003c\/strong\u003e This device is designed to provide additional read-outs to be connected for additional alarm points. (up to 3 read-outs per device).\u003c\/li\u003e\n\u003cli\u003e\n\u003ca title=\"CO2Meter Central Display Unit for Gas Safety Alarms\" href=\"https:\/\/www.co2meter.com\/products\/central-display-unit-gas-safety-alarms\"\u003e\u003cstrong\u003eRAD-CDU-HS1: Central Display Unit and Horn Strobe.\u003c\/strong\u003e\u003c\/a\u003e Designed to provide real-time visibility for up to 12 sensing units.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.co2meter.com\/products\/power-monitor-gas-safety-alarms\" title=\"Power Monitor Unit\"\u003e\u003cstrong\u003eRAD-PMU: Power Monitor Unit.\u003c\/strong\u003e\u003c\/a\u003e This device is designed \u003cspan\u003eto ensure uninterrupted gas detection by alerting personnel instantly in the event of a power failure.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca title=\"Industrial Strobe Siren\" href=\"\/products\/industrial-gas-strobe\"\u003e\u003cstrong\u003eCM-1029: Industrial Strobe Siren. \u003c\/strong\u003e\u003c\/a\u003eThe Industrial Gas Strobe Siren is designed to provide an additional flashing indicator of a potential gas leak in indoor areas that are using\/storing compressed gases.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertificate of Calibration\u003c\/strong\u003e - Available on request in comments at purchase. For factory recalibration \u003ca title=\"order certificate of calibration\" href=\"\/products\/certificate-calibration\"\u003eorder part no. CAL-0001 here\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CO2Meter","offers":[{"title":"RAD-SEU-ZR-HS1: Single-Sensor O2 Deficiency \u0026 Enrichment Monitor with Horn Strobe","offer_id":49030514671872,"sku":"RAD-SEU-ZR-HS1","price":1697.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0388\/5331\/2557\/files\/RAD_SEU-ZR-HS-1__800x800_547118d9-f733-4cb8-b877-6b8bd01d9b9f.jpg?v=1784471178","url":"https:\/\/alotechparts.com\/products\/single-sensor-o2-deficiency-enrichment-monitor-with-horn-strobe","provider":"Alo Tech Solutions","version":"1.0","type":"link"}