Fixed 20 V DC or 220 V AC Power CH4 Gas Alarm Detector with 4-20 Ma Output

Product Details
Customization: Available
Type: Industry Alarm
Signal Transmission: Wired Alarm
Manufacturer/Factory & Trading Company

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Management System Certification
ISO9001:2015, ISO14001:2015, ISO45001:2018
OEM/ODM Availability
Yes
  • Fixed 20 V DC or 220 V AC Power CH4 Gas Alarm Detector with 4-20 Ma Output
  • Fixed 20 V DC or 220 V AC Power CH4 Gas Alarm Detector with 4-20 Ma Output
  • Fixed 20 V DC or 220 V AC Power CH4 Gas Alarm Detector with 4-20 Ma Output
  • Fixed 20 V DC or 220 V AC Power CH4 Gas Alarm Detector with 4-20 Ma Output
  • Fixed 20 V DC or 220 V AC Power CH4 Gas Alarm Detector with 4-20 Ma Output
  • Fixed 20 V DC or 220 V AC Power CH4 Gas Alarm Detector with 4-20 Ma Output
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Basic Info.

Model NO.
K800-CH4-DA
Certification
CE
Working Principle
Electro-Acoustic Style
Transmission Mode
Cable
Alarm Volume (within 1m)
≥90dB
Receive Frequency
229.95MHz
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
0-100%Lel
Low Alarm
25%Lel
High Alarm
50%Lel
Transport Package
Carton
Specification
1.8kg
Trademark
KELISAIKE
Origin
Nanjing, China
HS Code
8531100000
Production Capacity
300PCS/Month

Product Description

Fixed 20 V DC or 220 V AC Power CH4 Gas Alarm Detector with 4-20 mA Output

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.

Fixed 20 V DC or 220 V AC Power CH4 Gas Alarm Detector with 4-20 Ma Output
 

>>>Key Features

  1. Digital and analogue 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).

Detailed types of the K800 series Fixed Gas Detector:

K800-[gas type]-[mount pattern]

N: with non-display

D: with LED display

DA: alarm with light and sound

>>>Technical Specifications: 

Power supply 24VDC
Output signal 4-20mA standard industrial signal output
Operating temperature -20°C~+50°C
Display Backlight LED
Relative humidity 15%~90% RH (non-condensing)
Atmospheric pressure 86~106Kpa
Explosion-proof grade Exd IICT6
Warranty 1 year

Diagram of Detection System and Its Working Principle:
  

 

                                LIST OF COMMONLY DETECTED GASES

No. Detection gas Range Accuracy 90% response time Min readout Low/high alarm
1 PH3 0-5-2000ppm ±5%(F.S) ≤25s 0.01ppm 0.3/5ppm
2 O2 0-30% ±5%(F.S) ≤15s 0.1%vol 18.0%/23.0%
3 LPG(LEL gas) 0-100%LEL ±5%(F.S) ≤5s 1%LEL 25.0%/50.0%LEL
4 CO 0-1000 ppm ±5%(F.S) ≤25s 1 ppm 50ppm/100ppm
5 H2S 0-100 ppm ±5%(F.S) ≤30s 1 ppm 10ppm/20ppm
6 CH4 0-100%LEL ±5%(F.S) ≤5s 1%LEL 25.0%/50.0%LEL
7 NH3 0-100ppm ±5%(F.S) ≤50s 1 ppm 25 ppm /50 ppm
8 O3 0-20ppm ±5%(F.S) ≤60s 0.01ppm 0.2ppm/0.4ppm
9 CI2 0-20 ppm ±5%(F.S) ≤30s 0.1 ppm 1 ppm /10 ppm
10 H2 0-1000 ppm ±5%(F.S) ≤60s 1 ppm 50 ppm /100 ppm
11 SO2 0-100 ppm ±5%(F.S) ≤30s 0.1 ppm 2 ppm /10 ppm
12 NO 0-250 ppm ±5%(F.S) ≤60s 1 ppm 25ppm/50 ppm
13 NO2 0-20 ppm ±5%(F.S) ≤25s 0.1 ppm 3ppm/10ppm
14 Infrared CO2 0-5%vol ±5%(F.S) ≤60s 0.1%vol 1%vol/2%vol
15 Infrared CH4 0-5%vol ±5%(F.S) ≤60s 0.1%vol 0.1%vol/0.15%vol
16 Infrared C3H8 0-5%vol ±5%(F.S) ≤60s 0.1%vol 0.1%vol/0.15%vol

Package:
Fixed 20 V DC or 220 V AC Power CH4 Gas Alarm Detector with 4-20 Ma Output

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.

Calibration:
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 the 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.

FAQs:
Q: Can I order one piece as a sample to test the quality?
A: Yes, we recommend ordering a sample for a quality check before a 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 njklsk.en.made-in-china.com; please have a detailed look and choose the interested models on 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.


 

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