VOC气体探测器 GTD-5000F
GTD-5000F VOC气体探测器产品性能：
▷ Continuous detection of VOC gas in explosion hazardous area with flame proof structure
▷ Self diagnosis function with built-in Microprocessor
▷ Easy replacement with a cartridge type sensor
▷ Digital flow sensor to maintain regular flow rate
▷ Fast response of gas leakage with a high efficient pump inside
▷ Low concentration VOC gas detection by PID sensor
▷ Stable quality and proved detection principle for service life
▷ Auto calibration and program setting with a magnet bar
▷ 4-digit digital gas concentration display
▷ 4-20mA DC output signal
▷ Easy configuration of monitoring by RS-485 Modbus isolated serial data communication(Option)
▷ 3-wire connection for signal & power
▷ 2-stage alarm, 1-trouble display and relay contact output
▷ Calibration and maintenance by one-man
VOC气体探测器 GTD-5000F技术参数：

EXPLOSION PROOF & SAMPLING TYPE VOC GAS DETECTOR
Model	GTD-5000F VOC
Measuring gas	VOC gases(Benzene, Toluene, Xylene & etc)
Measuring type	Auto Sampling type
Measuring method	Photo-Ionization Detector(PID)
Measruing range	5ppb ~ 300ppm
Response time	< 5sec / 90% scale
Accuracy	±3% / Full Scale
Parameter control	Non intrusive control with a Magnet bar (calibration, maintenance, alarm setting)
Operation mode display	Alarm / Trouble LED, Flow rate
Measuring value display	FND Display(4-digit)
Alarm signal output	250V 1A / 3-SPST relay contact (2-stage alarm, 1-trouble)
Output signal	Analog output : 4-20mA DC
Sampling method	Digital output : RS-485 Modbus(Option)
Sampling line	Diaphragm Pump
Flow rate	OD 1/4 "(Standard)
Cable/Distance	0 ~ 1000 ml/min Max
	Power + Signal cable : 3-wire > 1.5sq(AWG16)
	4 - 20mA DC Signal : 2500m
	RS-485 Modbus Signal : 1000m
Conduit connection	G. Rc. NPT 1/2" & 3/4" (G 3/4" : Standard)
Mounting type	Wall mount
Operating temperature	-20℃ ~ +60 ℃
Operating humidity	5 to 99% RH (Non-condensing)
Operating power	Standard : 18 ~31V DC (24V DC normal) / 280mA max
Material	ALDC
Dimensions	226.3(W) × 154(H) × 238(D) mm
Weight	5kg
Approval	Explosion proof type (Ex d IIC T6, IP65) KCs