UL Approved Online 4-20mA LED Display Fixed NH3 Gas Transmitter
UL Approved NH3 Gas Transmitter
,Online 20mA NH3 Gas Transmitter
,LED Display Fixed NH3 Gas Transmitter
UL Approved Online 4-20mA LED Display Fixed NH3 Gas Transmitter
![]()
The 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.
Product Detail:
![]()
![]()
![]()
![]()
Parameter:
| 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 |
Common Used Gas Detection List
| No. | Detection gas | Range | Accuracy | 90% response time | Min readout | Low/high alarm |
| 1 | PH3 | 0-5ppm | ±5%(F.S) | ≤25s | 0.01ppm | 0.3ppm/5ppm |
| 2 | O2 | 0-30%vol | ±5%(F.S) | ≤15s | 0.1%vol | 18%vol/23%vol |
| 3 | EX(LEL/CH4) | 0-100%lel | ±5%(F.S) | ≤15s | 1%lel | 25%lel/50%lel |
| 4 | CO | 0-2000 ppm | ±5%(F.S) | ≤25s | 1 ppm | 50ppm/100ppm |
| 5 | H2S | 0-100 ppm | ±5%(F.S) | ≤30s | 1 ppm | 10ppm/20ppm |
| 6 | NO2 | 0-20 ppm | ±5%(F.S | ≤25s | 0.1 ppm | 3ppm/10ppm |
| 7 | NO | 0-250 ppm | ±5%(F.S) | ≤60s | 1 ppm | 25ppm/50 ppm |
| 8 | SO2 | 0-100 ppm | ±5%(F.S) | ≤30s | 0.1 ppm | 2 ppm /10 ppm |
| 9 | CL2 | 0-20 ppm | ±5%(F.S) | ≤30s | 0.1 ppm | 1 ppm /10 ppm |
| 10 | NH3 | 0-200ppm | ±5%(F.S) | ≤50s | 1 ppm | 25 ppm /50 ppm |
| 11 | H2 | 0-1000 ppm | ±5%(F.S) | ≤60s | 1 ppm | 50 ppm /100 ppm |
| 12 | HCN | 0-50ppm | ±5%(F.S) | ≤200s | 0.1ppm | 10ppm/20ppm |
| 13 | HCL | 0-20ppm | ±5%(F.S) | ≤60s | 0.1ppm | 5ppm/10ppm |
| 14 | CH4(IR) | 0-5%vol | ±5%(F.S) | ≤60s | 0.01%vol | customized |
| 15 | CO2(IR) | 0-5%vol (0-5000ppm) |
±5%(F.S) | ≤60s | 0.1%vol (1ppm) |
customized |
| 16 | PID(VOCs) | 1-1999ppm | ±5%(F.S) | ≤20 | 0.1ppm | customized |
| 17 | C3H8 | 0-5%vol | ±5%(F.S) | ≤60s | 0.01%vol | customized |
| 18 | O3 | 0-10ppm | ±5%(F.S) | ≤30s | 0.02ppm | 1ppm/2ppm |
![]()
![]()
![]()
![]()
![]()

