GUOYUGRA GY/VGD-200-CO-G (0-1000ppm) Hydrogen Resistance, Carbon Monoxide Detector
Fully anti-hydrogen interference, High Sensitivity Smart Sensors and Low Power MCU chip design, support multiple signal outputs, custom wireless transmission options, rugged aluminum alloy explosion-proof housing.
GUOYUGR
GY/VGD-200-CO-G (0-1000ppm) hydrogen resistance
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Introduction
The gas concentration Detector is a low-power modular design with MCU chip, intelligent sensor detection technology, integral flameproof (d) structure, and fixed installation method. The standard configuration is LCD tft high-definition liquid crystal display, three-wire 4~20mA analog, RS485 digital and switching signal output, providing customized products according to user needs, and also supporting output signal fine-tuning and other functions, which is convenient for system networking and maintenance.
Enforce the standard
GB/T3836.1-2021 "Explosive atmospheres Part I: General requirements"
GB/T3836.31-2021 "Explosive atmospheres Part 31: Equipment protected by anti-dust ignition enclosure "t"
GB3836.15-2000 "Electrical Equipment for Explosive Gas Atmospheres Part 15: Electrical Installation in Hazardous Locations (Except Coal Mines)"
GB12476.1-2013 "Electrical Equipment for Combustible Dust Environments Part 1: General Requirements" GB12358-2006 "General Technical Requirements for Workplace Ambient Gas Detection and Alarm Instruments"
GBZ2.1-2007 "Occupational Exposure Limits for Hazardous Factors in the Workplace"
GB4208-2008
Features
The use of customizable range intelligent sensors ensures the advantages of high sensitivity, high precision, stable linearity, and fast response of the Detector.
The MCU chip is used, which highlights the low power consumption, safe and reliable performance, accurate data conversion, and stable signal output of the Detector. 4-20mA, RS485, switching and other signal outputs, easy to access PLC, DCS, DDC and other industrial control systems, can also be linked to fans, solenoid valves and other control equipment through switching units;
Support customized wireless signal transmission: Zigbee, LORA, 433M, 4G, WiFi, NB, GPRS, etc.;
Dot matrix high-definition LCDTFT LCD screen, Chinese and English operation interface can be switched by itself;
The Detector can be operated by remote control without opening the cover, such as alarm value, zero adjustment, calibration, reset, modification of address code and other function menus;
Local integrated sound and light alarm indication can realize remote mobile phone, computer, monitoring room, third-party platform and other alarm prompts through alarm control host or wireless signal, and can also be infrared remote control one-key silencing;
Aluminum alloy cast explosion-proof shell, strong and durable;
It has passed a variety of CMA, CNAS, CE, ROHS, SIL, UL, ECM safety and other international certifications.
Explosion-proof certificate level: Ex db IIC T6 Gb;
Explosion-proof certificate number: SYEx23.04100.
Product Dimension Drawing
Product installation recommendations
Gas types and capacities are available
| GY/VGD-200 host other measurable toxic gas list | |||||
| The name of the gas | molecular formula | Measuring range (ppm) | The name of the gas | molecular formula | Measuring range (ppm) |
| carbon monoxide | CO | 0-200/1000/2000 | Silanes | S IH4 | 0-20/50 |
| oxygen | O2 | 0-25%/30%/100% | hydrogen peroxide | H2O2 | 0-50/100/2000 |
| hydrogen sulfide | H2S | 0-50/100/200/500 | phosgene | COCL2 | 0-1 |
| hydrogen | H2 | 0-1000/2000/40000 | chlorine dioxide | CLO2 | 36545 |
| sulfur dioxide | SO2 | 0-20/100/200/2000 | Fluorine | F2 | 0-1 |
| nitrogen dioxide | NO2 | 0-20/100/2000 | Tetrahydrothiophene | C4H4S | 0-50 mg/m3 |
| nitric oxide | NO | 0-20/100/2000 | Hydrogen selenide | SEH2 | 0-5 |
| chlorine | CL2 | 0-20/200 | hydrogen fluoride | HF | 0-10 |
| hydrogen chloride | HCL | 0-20/50/200 | Methyl mercaptan | CH3SH | 0-10 |
| flammability | EX | 0-1/5/100/2000 | carbon dioxide | CO2 | 0-2000/5000/10000 |
| formaldehyde | CH2O | 0-10/50/100 | ethylene | C2H4 | 0-10/20/100/2000 |
| ethylene oxide | C2H4O | 0-10/50/100/500 | Hydrogen bromide | HBR | 0-20/200 |
| hydrazine | N2H4 | 0-1 | Bromine | BR2 | 0-20/200 |
| ammonia | NH3 | 0-50/100/1000 | Hydrogen arsenic | ASH3 | 0-1 |
| flammability | EX | 0-20/30/100 | ozone | O3 | 0-1/5/10/50/100/200 |
| Sulfur hexafluoride | SF6 | 0-1000 ，2000 | Ethylborane | B2H6 | 0-1 |
| freon | CFC/R507 | 0-1000/2000 | Refrigerant | RX | 0-2000/5000 |
| freon | R12/R22 | 0-1000/2000 | freon | R113/R114 | 0-1000/2000 |
| freon | R125/R290 | 0-1000/2000 | freon | R134a/R404a | 0-1000/2000 |
GUOYUGR GY/VGD-200-CO-G (0-1000ppm) hydrogen resistance Carbon monoxide DetectorSpecifications
| LIST | VALUE |
|---|---|
| detection medium | CO |
| receiving device | User computer, control alarm, PLC, DCS, DDC, etc |
| Operating Mode | diffusion |
| Detection principle | Catalytic combustion |
| detection range | 0-500ppm（1000ppm、2000ppm、5000ppm、10000ppm） |
| resolution | 0.1 |
| detection error | ≤ +/- 3% F. S (≤ 3% in full scale) |
| repeatability | ≤±2% |
| Linearity | ≤±2% |
| Response time | ≤30S |
| Operating Voltage | DC24V（ 12V ～30V） |
| Operating temperature | -20 ℃~ 50 ℃ (Special requirements: (-40 ℃~ + 70 ℃) |
| Operating humidity | 10-95% RH (non-condensing) |
| Sensors Life | 2 to 3 years (depending on the environment used) |
| Explosion-proof form | Probe Transmitters and Sensors are flameproof. |
| Connecting cable | ① 4~ 20mA choose three-core Shielding cable, RS485 choose four-core, when the distance exceeds 1000 meters (with a Detector), the single Wire diameter is ≥ 1.5mm, and the Shielding layer is connected to the earth. ② Wireless transmission: can be built-in LORA, Zigbeg module, short-range wireless transmission; can be external GPRS/4G module, remote data transmission to cloud platform, can view history on computer and mobile phone, no distance limit (optional) |
| Alarm mode | On-site sound and light alarm, external alarm, remote Controller alarm, computer data collection software alarm, etc |
| Alarm settings | Standard configuration Two-level alarm; Alarm mode can be set: conventional high and low alarm, interval control alarm |
| Dimension | 182*201*92（ L*W*H） |
| electrical interface | Default M20X1.5 internal thread, optional 3/4NPT, 1/2NPT |
| Measurement Certificate | Optional, user pays |
| Optional Accessories | 220V to 24V power adapter. Computer monitoring accessories: free host computer software, USB to RS485 conversion cable, RS485 to network port converter |
| Output signal 1 | ① 4-20mA signal: standard 12-bit Accuracy 4-20mA output chip, transmission distance 1Km; ② RS485 signal: using standard MODBUS RTU protocol, transmission distance 1Km |
| Output signal 2 | ③ Voltage signal: 0.4-2 V, 0-5V, 0-10V output, optional (Voltage output and current output choose one); ④ Switching signal: standard 1 group of passive touchpoint relays, Capacity 220VAC 3A/24VDC 3A; ⑤ GPRS, 4G, WI FI, LORA, ZigBee and other wireless signals |
GUOYUGR GY/VGD-200-CO-G (0-1000ppm) hydrogen resistance Carbon monoxide Detector Packing list
[Note] Because the manufacturer's packaging may be updated or upgraded, the detailed packaging list shall be subject to the latest standard configuration of the manufacturer.