Jiangsu, China
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Gas Detector, H2s Gas Leak Alarm System, H2s Gas Sensor manufacturer / supplier in China, offering 4-20 Ma Output Industry Safety Equipment Fixed 0-100 Ppm H2s Gas Detector, New Large Area Monitor Single Co Gas Detector Alarm, New Factory Supplied Air Breathing Apparatus Scba and so on.

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Supplier Homepage Products K800 fixed gas detector 4-20 Ma Output Industry Safety Equipment Fixed 0-100 Ppm H2s Gas Detector

4-20 Ma Output Industry Safety Equipment Fixed 0-100 Ppm H2s Gas Detector

Get Latest Price
Min. Order / Reference FOB Price
1 Piece US $270-400/ Piece
Port: Shanghai, China
Production Capacity: 300
Payment Terms: T/T, Western Union
Type: Electrochemical Gas Sensor
Conductivity Type: Non-conductivity Type
Output Signal Type: Analog Type
Production Process: Integration
Material: Metal
IP Rating: IP65

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Basic Info

Model NO.: K800-DA
Sensitivity: High
Certification: CE
Customized: Non-Customized
Voltage: DC 24V
Operating Temperature: -20 Degree ~ +50 Degree
Signal Output: 4 to 20mA
Explosion-Proof Grade: Exd Iict6
Certificate: Ce
Warranty: 1 Year
Detection Range: 0-100ppm
Low Alarm: 10ppm
High Alarm: 20ppm
Trademark: KELISAIKE
Transport Package: Carton
Specification: 1.8kg
Origin: Nanjing, China
HS Code: 8531100000

Product Description

4-20 mA Output Industry Safety Equipment Fixed 0-100 ppm H2S Gas Detector

The K800 series fixed gas detector, with 2, 3 or 4 wires connection, 4-20 mA RS485 Modbus output, provides continuous detection and monitoring of gases for a wide range of industrial environments. The fixed detector with in-built alarms and fault relays is suitable for safety protection of personnel and plant from flammable, toxic and oxygen gases.

4-20 Ma Output Industry Safety Equipment Fixed 0-100 Ppm H2s Gas Detector

>>>Key Features

  1. Digital and analog outputs
  2. LED status indicator light for alarm conditions
  3. The relay can trigger alarms or process control system
  4. Three models available for measuring toxic gases, VOCs, or combustible gases
  5. Explosion-proof case
  6. CERTIFICATIONS: CE, CMC, Ex, MA (SAFETY CERTIFICATE OF APPROVAL FOR COAL MINING PRODUCTS IN CHINA).4-20 Ma Output Industry Safety Equipment Fixed 0-100 Ppm H2s Gas Detector

Detailed types of the K800 series Fixed Gas Detector:

K800-[gas type]-[mount pattern]

N: with non-dispalay

D: with LED display

DA: alarm with light and sound

>>>Technical Specifications: 

Power supply24VDC
Output signal4-20mA standard industrial signal output
Operating temperature-20°C~+50°C
DisplayBacklight LED
Relative humidity15%~90% RH (non-condensing)
Atmospheric pressure86~106Kpa
Explosion-proof gradeExd IICT6
Warranty1 year

Diagram of Detection System and Its Working Principle:

 4-20 Ma Output Industry Safety Equipment Fixed 0-100 Ppm H2s Gas Detector

                                LIST OF COMMONLY DETECTED GASES

No.Detection gasRangeAccuracy90% response timeMin readoutLow/high alarm
3LPG(LEL gas)0-100%LEL±5%(F.S)≤5s1%LEL25.0%/50.0%LEL
4CO0-1000 ppm±5%(F.S)≤25s1 ppm50ppm/100ppm
5H2S0-100 ppm±5%(F.S)≤30s1 ppm10ppm/20ppm
7NH30-100ppm±5%(F.S)≤50s1 ppm25 ppm /50 ppm
9CI20-20 ppm±5%(F.S)≤30s0.1 ppm1 ppm /10 ppm
10H20-1000 ppm±5%(F.S)≤60s1 ppm50 ppm /100 ppm
11SO20-100 ppm±5%(F.S)≤30s0.1 ppm2 ppm /10 ppm
12NO0-250 ppm±5%(F.S)≤60s1 ppm25ppm/50 ppm
13NO20-20 ppm±5%(F.S)≤25s0.1 ppm3ppm/10ppm
14Infrared CO20-5%vol±5%(F.S)≤60s0.1%vol1%vol/2%vol
15Infrared CH40-5%vol±5%(F.S)≤60s0.1%vol0.1%vol/0.15%vol
16Infrared C3H80-5%vol±5%(F.S)≤60s0.1%vol0.1%vol/0.15%vol


4-20 Ma Output Industry Safety Equipment Fixed 0-100 Ppm H2s Gas Detector


4-20 Ma Output Industry Safety Equipment Fixed 0-100 Ppm H2s Gas Detector

Our Service:
1. For all our products, we offer a 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 located in Nanjing city, welcome to visit our factory.
6. All products will be fully checked and well packed before shipment, and qualification certificate will be provided.

For the calibration of KELISAIKE products, please feel free to contact us for help.

Why should you choose KELISAIKE?
1. Mutual benefits: We are a manufacturer,  so we can offer products of the same quality at the best prices.
2. Professional engineers: We have seasoned engineers with over 10 years' experience in gas detection field. With various hi-tech equipment, we make products with higher accuracy and stability.
3. Customization: Thanks to our strong R&D team, we can customize our products at your request.
4. Free OEM service: a) Silk-print your Logo (≥ 100 PCS). b) Design your colour box packing (≥ 200 PCS). 
5. Mixed order: We accept mixed orders, with different models and small quantity orders. 
6. After service: (a) 1 Year warranty. (b) If you found any of our products of inferior-quality, we will send  you new ones to replace them for free in the next order after verification.

Q: Can I order one piece as a sample to test the quality?
A: Yes, we recommend ordering sample for quality check before large quantity order. 

Q: May I have your catalogue and price list for trial order in MOQ quantity?
A: All our products are shown on Aalibaba.com; please have a detailed look and choose the interested models in the website. Or you can send email to us directly for more product  information.

Q: If I order a large quantity, what's the best price?
A: Please send the detailed enquiry to us, including item model number, quantity for each item, quality requirement, Logo and payment terms, shipping method, discharge place, etc. We will make an accurate quotation to you at the earliest time.4-20 Ma Output Industry Safety Equipment Fixed 0-100 Ppm H2s Gas Detector

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