GTD-1000Ex 可燃氣體探測器

* Continuous detection of combustible, oxygen & toxic gas in explosion hazardous area with flame proof structure
* Stable quality and proved detection principle for service life
* Excellent selectivity by adapting detection principle only for oxygen & toxic gas
* High quality and proved detection principle for service life
* Superior performance for detecting gas below TLV
* Multi functions and high quality with low cost of ownership  
* Easy maintenance & calibration with inside FND display            
* Calibration and maintenance by one worker 

TRANSMITTER TYPE COMB. OXYGEN & TOXIC GAS DETECTOR
Model	GTD-1000 Series
Measuring gas	Combustible gas (LNG, LPG, H2, Methane, Butane & etc)	Toxic gas (O2, CO, CL2, NH3 & etc)
Measuring type	Diffusion type
Measuring method	Hot wire semiconductor cell, Catalytic cell, Thermal conductivity cell	semiconductor cell, Electrochemical cell
Measuring range	0~2000ppm, 0~100% LEL, 0~100% Vol	Refer to ordering information
Response time	< 15sec / 90% scale	< 45sec / 90% scale
Accuracy	±3% / Full scale
Output signal	Analogue output : Measuring output: 4-20 mA DC
Cable / Distance	3 wire (Above CVVSB 1.5sq ) / 2,500m max.
Conduit connection	1/2" & 3/4" PF, NPT (3/4" PF standard)
Mounting type	2" Pole mount, Wall mount, Duct mount
Operating temperature	-20∩ ~ +50∩
Operating humidity	5 ~ 99%.RH (non-condensing)
Operating power	18 ~ 31V DC (24V DC normal) / 250mA max.
Dimensions	136 x 166 x 95 (W X H X D)	136 x 176 x 95 (W X H X D)
Weight	1.2 kg	1.8 kg
Approval	Flame proof type (Ex d IIC T6)