Fixed 4-20mA combustible LPG gas leak alarm detector:K800 Series Fixed Gas detector provides comprehensive monitoring of combustible, toxic gas hazards in potentially explosive atmospheres, indoors and outdoors-and is marked by installation ease and flexibility, user-friendly operation and cost-effective gas monitoring. >>>Key Features1) Providing digital LCD displayer, alarm facility with sound and light, and solid relay output on the spot, allowing contol the equipments easily.2) Supporting 4 to 20mA analog signal output (DC24V), connecting with the remote host contoller, and having direct access to the DCS.3) Connecting 3 - core shield cable, 3x1.0mm.4) Special transmitter mounting kit making the installation and performing calibration easier and better.5) Ambient temperature: -20°C~+50°C6) Explosion-proof grade: ExdIICT67) High sensitivity, short response time and good stabilization Detailed types of the K800 series Fixed Gas Detector:K800-[gas type]-[mount pattern]N: with non-dispalayD: with LED displayDA:alarm with light and sound >>>Technical Specification: Power supply24VDCOutput signal4-20mA standard industrial signal outputOperating temperature-20°C~+50°CDisplayBacklight LEDRelative humidity15%~90% RH (non-condensing)Atmospheric pressure86~106KpaExplosion-proof gradeExd IICT6Warranty1 year COMMONLY USED GAS DETECTION LISTNo.Detection gasRangeAccuracy90% response timeMin readoutLow/high alarm1PH30-5-2000ppm±5%(F.S)≤25s0.01ppm0.3/5ppm2O20-30%±5%(F.S)≤15s0.1%vol18.0%/23.0%3LPG(LEL gas)0-100%LEL±5%(F.S)≤5s1%LEL25.0%/50.0%LEL4CO0-1000 ppm±5%(F.S)≤25s1 ppm50ppm/100ppm5H2S0-100 ppm±5%(F.S)≤30s1 ppm10ppm/20ppm6CH40-100%LEL±5%(F.S)≤5s1%LEL25.0%/50.0%LEL7NH30-100ppm±5%(F.S)≤50s1 ppm25 ppm /50 ppm8O30-20ppm±5%(F.S)≤60s0.01ppm0.2ppm/0.4ppm9CI20-20 ppm±5%(F.S)≤30s0.1 ppm1 ppm /10 ppm10H20-1000 ppm±5%(F.S)≤60s1 ppm50 ppm /100 ppm11SO20-100 ppm±5%(F.S)≤30s0.1 ppm2 ppm /10 ppm12NO0-250 ppm±5%(F.S)≤60s1 ppm25ppm/50 ppm13NO20-20 ppm±5%(F.S)≤25s0.1 ppm3ppm/10ppm14Infrared CO20-5%vol±5%(F.S)≤60s0.1%vol1%vol/2%vol15Infrared CH40-5%vol±5%(F.S)≤60s0.1%vol0.1%vol/0.15%vol16Infrared C3H80-5%vol±5%(F.S)≤60s0.1%vol0.1%vol/0.15%volPacking & DeliveryPackingCarton boxDetail1 pc / ctn Our Service:1.For all our customers, our products have 1 year warranty, and life-long maintenance.2.All inquiries will be replied in 24 hours.3.We will provide technical support, our engineers will help to solve the problems you met.4.We can provide OEM and ODM service.5.Our factory is locating in Nanjing city, welcome to visit our factory.6.All products will be well checked and well packed before shipment, and qualification certificatewill be provided. Calibration:Do you know how to calibrate your portable gas detectors?Please contact us to ask for help. Why choose KELISAIKE? 1. Mutual benefit : We are a factory, our price will be cheaper in the same quality.2. Professional engineers: We have 3 engineers who have more than 10 years' experience and over 5 engineer assistants in gas detection line, with Hi-Tech equipments, we make more accurate and stable products.3. Customize : We have strong R&D team, can custom product as your request.4. Free OEM service : (a) Silk-printing your Logo(≥100PCS). (b) Design your color box(≥200PCS). 5. Mix order : We accept mix order, different model and small quantity order. 6. After service: (a) 1 Year warranty. (b) If you found any inferior-quality products from us, we will send new ones to replace for free in your next order after confirmed.Q: Can I order one piece for sample to test the quality?A: Yes, We recommend to check the sample before order. Q: May I have your catalogue and price list for trial order in MOQ quantity?A: All our products were shown on Made in China, please have a detailed looking and choose the interested models in our site. Or you can send email to us.Q: If I order big quantity, what's the good price?A: Please send the details enquiry to us, such as the Item Number, Quantity for each item, Quality request, Logo, Payment Terms, Transport method, Discharge place etc. We will make the accurate quotation to you as soon as possible.