Specifications
| type | Industrial-grade real-time online monitoring type |
| Display mode | 7-Inch touch color screen display |
| Sampling method | Fixed continuous online work, pump suction detection (positive pressure, negative pressure, vacuum and other environments) |
| Shell material | Aluminum alloy. Customizable explosion-proof and stainless steel materials |
| Output signal | ① 4-20mA signal: standard 12-bit Accuracy 4-20mA output chip, transmission distance 1Km; ② RS485 signal: using standard MODBUSRTU protocol, transmission distance 1Km; ③ Voltage signal: 0.4-2 V, 0-5V, 0-10V output, optional (choose one of Voltage output and current output); ④ Switching signal: standard 1 group of passive touch point relays, Capacity 220VAC3A/24VDC3A; ⑤ Wireless transmission: DTU, LORA and other wireless modules. |
| detection medium | NO, NO2, NOX, O2, CO, CO2, HCL, HNO3, acid mist, fluoride, malodorous gases, VOC organic volatiles, benzene series and other gases |
| Detection principle | Catalytic combustion, electrochemistry, thermal conductivity, infrared NDIR, PID photoion, Optical inspection |
| Range | 0-10/20/50/100/500/1000mg/m ³, ppm (depending on technical principles) |
| resolution | 0.01/0/1Mg/m ³ ppm (depending on range) |
| detection error | ≤ +/- 3% F. S (≤ 3% in full scale) Higher Accuracy can be customized |
| Repeatability | ≤±1% |
| Linearity | ≤±1% |
| Response time (T90) | T90 ≤ 30S (Response time of different gases is different, please refer to the common gas selection table) |
| Operating Voltage | DC220V |
| Environmental temperature | -20 ℃~ 50 ℃ Special requirements: (-40 ℃~ + 70 ℃) |
| Environmental humidity | 10-95% RH (non-condensing) |
| Working pressure | 91~ 111Kpa (atmosphere 101kpa +/- 10%) (depending on Sensors and Operating Environment) |
| Sensors Life | 2 to 6 years (depending on the principle of Sensors and the environment of use) |
| Sampling temperature | -40 ℃~ + 200 ℃ (standard), optional: -40 ℃~ + 400 ℃, -40 ℃~ + 800 ℃, -40 ℃~ + 1300 ℃ |
| Sampling Humidity | 0～99%RH |
| Constant temperature | The temperature after gas treatment at 25 ° C can be set |
| Constant Humidity | 70% RH, Humidity after gas treatment, automatic |
| automatic drainage | Automatic drainage according to the size of water vapor on site |
| Sampling distance | Standard 20 meters, the sampling distance of the optional high-power vacuum pump is greater than 40 meters. If the pressure of the measured gas is relatively large, the sampling distance is correspondingly larger |
| Sampling flow rate | 4 liters/minute (standard) |
| Operating Voltage | 220VAC, 50HZ, 200W |
| Dimension | Foot base: 760 * 500 * 270mm; Foot base: 700 * 500 * 270 (see Appearance size drawing) |
| protection level | IP65 waterproof (optional for outdoor use) |
| Installation method | Wall-mounted, corner-mounted, optional column-mounted bracket |
| Optional Accessories | (Thermostat, heater) System heating: prevent freezing of pipelines in extremely cold areas, explosion-proof outer box, Humidity measurement, pressure reducing valve (optional oil and water separation), high dust Back flushing device, Venturi, cooling fan; Computer monitoring accessories: free host computer software, USB to RS485 conversion cable, if you want network transmission, you need RS485 adapter. |
Packing list
host X1, manual X1, certificate X1, warranty card X1
After-sales instructions
Warranty days: 365 days
1. For product quality problems caused by non-human products of instruments and equipment, the manufacturer will provide free warranty services during the warranty period;
2. There is no warranty period for fragile and consumable parts, and if you find product quality problems after receiving the goods, please apply for return and exchange within 7 days, and you will not wait for the overdue ones;
[Note] For after-sales services outside the Chinese mainland, if the instrument requires repair, the shipping and possible associated taxes shall be borne by the sender. Generation address of the manual: http://en.nbchao.com/p/49669/Specification.html , which is only used by users who purchase commodities from the NBCHAO.