High Precision Fixed Gas Alarm Detector for Toxic H2S Gas Monitoring
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
| 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 |
- Digital and analog outputs
- LED status indicator light for alarm conditions
- The relay can trigger alarms or process control system
- Three models available for measuring toxic gases, VOCs, or combustible gases
- Explosion-proof case
- 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:
| 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 |
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.
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