which adopts imported electrochemical sensors and microcontroller technology,
fast response, high accuracy, good stability and reproducibility. Explosion-proof wiring method is for a variety of dangerous places, compatible with various control alarm, PLC, DCS and other control systems, which could achieve on-site early warning and alarm, 4-20mA standard signal output, relay switching value output, perfectly display various technical index and gas concentration values. At the same time it is of multiple highly circuit protection function, effectively prevent all kinds of human factors, uncontrollable factors leading to damage to the instrument;
Product feature:
★ imported electrochemical sensor has good anti-jamming performance, service life up to 3 years;
★ Adopt advanced microprocessor technology, fast response, high accuracy, good stability and repeatability;
★ detection field with on-site sound and light alarm function, immediately alarm when the gas concentration exceeds standard ,which is the security assurance of field operations;
★ On spot with backlight large-screen LCD display, directly display gas concentration / type / unit / work status;
★ independent air chamber, sensor replacement easy to replace, without on-site calibration, the sensor automatically identify key parameters;
★ whole range digital temperature automatic tracking compensation, to ensure measurement accuracy;
★ semiconductor nanometer technology ,ultra-low power 32-bit microprocessor gauges;
★ Full software automatic calibration, sensors up to six target point calibration function, to ensure measurement accuracy and linearity, and has a data recovery;
★ with overvoltage protection, lightning protection, short circuit protection, reverse polarity protection, anti-static interference , anti-magnetic interference and other functions;
And has auto-recovery function to prevent equipment damage because of external reasons, man-made reason and natural disasters;
★ full Chinese / English operation menu, simple and practical, with temperature compensation function;
★ PPM,% VOL, mg / m3, three concentrations unit can be freely changed;
★ Auto-Protect function that prevent high concentration gas shock.
Model | HG600-H2 | ||
Gas to be detected | Hydrogen H2 in the air | ||
detection range | 0-100ppm,500ppm,1000ppm,5000ppm,0-100%LEL | ||
resolution | 0.1ppm,0.1%LEL | ||
display mode | liquid crystal display | ||
Temperature and humidity | Options,Temperature detection range:-40 ～ 120℃,humidity detection range:0-100%RH | ||
detection mode | diffusion,flow-through,pump suction optional | Installation | wall-mounted,Piping Type |
detection precision | ≤±3% | linear error | ≤±1% |
response time | ≤20 s(T90) | zero drift | ≤±1%(F.S/year) |
recovery time: | ≤20 S | repeatability | ≤±1% |
signal output: | ① 4-20mA signal:standard 16 bits accuracy 4-20mA output chip,transmission distance 1Km | ||
② RS485 signal:Adopt standard MODBUS RTU agreement,,transmission distance 2Km | |||
③voltage signal:0-5V,0-10V output,could set by yourself | |||
④pulse signal:frequency signal,frequency range optional | |||
⑤Switch signal: standard 2 relays ,the third replay optional , relay passive contact ,capacity | |||
220VAC 3A/24VDC 3A | |||
transfer method: | ①Cable transmission: 3-core, 4-core cable, long-distance transmission (1-2 km) | ||
②GPRS transmission: GPRS module can be built in, real-time remote data transmission regardless of distance (optional) | |||
receiving equipment | The user's computer, control alarms, PLC, DCS, etc. | ||
Alarm: | On site sound and light alarm, external alarm, remote control alarm, PC data acquisition software alarm ,etc | ||
Alarm setting | standard configuration Two -stage alarm, three-stage alarm optional, can set alarm mode. Normal high and low alarm, interval control | ||
Alarm | |||
electric appliance port | 3/4″NPT internal thread,1/2″NPT internal thread,meanwhile supports two kinds of electrical connections | ||
explosion-proof sign | ExdII CT6(flame-proof type) | case material | die-cast aluminum + Sandblasting / Fluorocarbon |
Paint, anti-explosion anti-corrosion | |||
level of protection | IP66 | operating temperature | -30 ～ 60℃ |
working power supply | 24VDC(12～30VDC) | operating humidity | ≤95%RH, non-condensing |
Dimension | 183×143×107mm(L×W×H)1.5Kg(net weight) | working pressure | 0 ～ 100Kpa |
Standard Accessories | Specification, certificate of quality | guarantee period | One year |
