Smart Flammable Gas Detector

Model : GTD-2000Ex
Gas : Combustible(CH4, H2, LNG & etc.)
Comm. : 4-20mA, HART
Approval : KCs, ATEX, Classification, SIL 2

Information :
▷ Continuous detection of flammable gases in explosion hazardous area with flame proof structure
▷ Self diagnosis function with built-in Microprocessor
▷ Detection gas from low to high concentration owing to various detection principle
▷ Stable quality and proved detection principle for service life
▷ Built-in back light LCD or OLED display
▷ Easy Configuration of monitoring by HART communication
▷ Auto calibration and program setting with a magnet bar
▷ 4-20mA DC output signal
▷ With the alarm unit
– Normal : Green LED
– Alarm : Red LED, Buzzer(95 dB)
– Trouble : Yellow LED
▷ Calibration and maintenance by one-man



Model GTD-2000Ex
Measuring gas Flammable gases (LNG, LPG, H2, Methane, Butane & etc)
Measuring type Diffusion type
Measuring method Catalytic cell  /  Hot wire semiconductor cell  /  Thermal conductivity cell
Measuring range  0~100% LEL /              0~2,000ppm            /            0~100% Vol
esponse time 〈10 sec
ccuracy ±1.5% / Full scale
arameter control Non intrusive control with a Magnet bar (calibration, maintenance)
Operation mode display 1-LED (Power)
Measuring value display LCD display (Built in back light  2-Line, 8 characters) / OLED Type (Option)
Output signal Analog : Measuring signal : 4-20mA DC
            Maintenance signal : 3mA DC
            Calibration signal : 3mA DC
            Fault signal : 0mA DC
Digital : 2mA (HART 7, HART Device Description Language available, Option)
Cable Power +Signal cable : 3-wire 〉1.5sq (AWG16)
Material Housing : ALDC, SUS316(Option) / Sensor : SUS316
Conduit connection G. Rc. NPT 1/2″, 3/4″ & M20 (G 3/4″ : standard)
Mounting type 2″ Pole mount, Wall mount, Duct mount
Operating temperature -40℃~+80℃
Operating humidity 5 ~ 99%.RH (non-condensing)
Operating power 18~31V DC (24V DC normal) / 200mA max
Dimensions 136x166x110 (WxHxD)mm
Weight 1.5kg
Approval Explosion proof type (Ex d IIC T5) KCs / IP66/67
Explosion proof type (Ex d IIC Gb T4~T6) ATEX, IECEx
Explosion proof type (Ex d IIC T5 Gb) NEPSI
Marine : KR, MED, ABS, DNV