Cảm biến phát hiện rò rỉ khí GDT-100Ex Gastron – Đại lý Gastron tại Việt Nam

GDT-100Ex Gastron

Cảm biến phát hiện rò rỉ khí GDT-100Ex Gastron - Đại lý Gastron tại Việt Nam

TRANSMITTER TYPE COMB. OXYGEN & TOXIC GAS DETECTOR
Model	GTD-100 Series
Measuring gas	Combustible gas	Toxic gas (O2, CO, CL2, NH3 & etc)
	(LNG, LPG, H2, Methane, Butane & 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)