• Model NO.：K800-DA
• Type：Electrochemical Gas Analyzer
• Voltage：DC 24V
• Operating Temperature：-20 Degree ~ +50 Degree
• Signal Output：4 to 20mA
• Explosion-Proof Grade：Exd Iict6
• Certificate：CE
• Detection Range：0-100% Lel
• Low Alarm：25% Lel
• High Alarm：50% Lel
• Transport Package：Carton
• Specification：1.8kg
• Trademark：KELISAIKE or OEM
• Origin：Nanjing, China
• HS Code：8531100000
• Production Capacity：300

Basic Info.

Model NO. K800-DA Type Electrochemical Gas Analyzer Voltage DC 24V Operating Temperature -20 Degree ~ +50 Degree Signal Output 4 to 20mA Explosion-Proof Grade Exd Iict6 Certificate CE Detection Range 0-100% Lel Low Alarm 25% Lel High Alarm 50% Lel Transport Package Carton Specification 1.8kg Trademark KELISAIKE or OEM Origin Nanjing, China HS Code 8531100000 Production Capacity 300

Product Description

Cost effective Fixed Explosion proof 0-100% Lel Combustible 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.

>>>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).

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: 
 

Item:	K800 Fixed gas detector
Sensor Cell:	UK sensors (brand CITY, Alphasense, Dynament etc.), US (brand Honeywell), Japan and Germany sensors
Lifetime of Detector:	2 - 5 years
Sample Mode	Diffusion
Output Signals:	4-20mA&RS485
Operating Voltage:	24V DC
Response Time	T90≤30S
Suitable Cable	RVVP3*1.5mm2 cable
Wiring	3-wire/4-wire
Relay Output	1 relay output
Operation Method	with remote control
Ingress Protection	IP66
Body Material	YL113 aluminum +304L S/S
Display	4 digital LED readout display (LCD display with power, fault,alarm-1,alarm-2 indicator light)
Transmission Cable	Three core shield cable, 3×1.5mm
Ambient Temperature:	- 20 ° C ~ + 50 ° C
Relative Humidity:	10~90%RH(non condensation)
Working Pressure:	86~106Kpa
Detection Precision:	±5%FS
Net Weight:	K800-N: 1.6kg  K800-DA:2 kg
Dimension(mm):	183×143×107mm
Certificates	EN 61326-1:2013; EX (Exd IICT6 Gb;Ex tD A21IP66T80°C); SIL(SIL2); UL 508 UL1203
Explosion-proof Grade:	Exd II CT6
Protection Grade:	IP65

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

Certification:

Packing:

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 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 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 njklsk.en.made-in-china.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.