Beijing Jia hua zhong xin Technology Co., Ltd

Products > Gas detector > Fixed gas detector > GTD-2000Tx Oxygen and Toxic Gas Detector
Product name : GTD-2000Tx Oxygen and Toxic Gas Detector
Item : 美国英思科ISC
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Details:
 GTD-2000Tx Oxygen and Toxic Gas Detector
■ Optional remote sampling
■ Non-open-top operation
■ HART communication protocol
■ OLED display technology
■ can measure oxygen and more than 100 kinds of toxic gases
■ SIL2 certification
 
 
 
Overview
 
◤ use flame retardant structure, the explosion hazard zone of toxic gases and oxygen for continuous testing
 Built-in microprocessor to achieve self-diagnostic function
◤ use of toxic gases and oxygen for the detection principle, to create excellent selectivity
¢ long-term stability of the quality and proven test principle
◤ Built-in backlit LCD or OLED display
↑ Use the magnet bar for automatic calibration and program setting
◤ 4-20mA DC output signal
¢ using HART communication protocol, easy to maintain and build the system
◤ equipped with alarm device
- Normal: Green LED
- Alarm: red LED, beep (95 dB)
- Fault: yellow LED
 Single calibration and maintenance
Technical Parameters
 
Model GTD-2000Tx
Measurement of gas Oxygen / toxic gases (carbon monoxide, chlorine, ammonia, etc.)
Measurement method Diffusion type
Measurement methods Electrochemistry, semiconductors
Response time T90 <45 seconds
Accuracy ± 3% / full scale
Mode of operation
Operation mode display 1-LED (power supply)
Display the LCD display (built-in backlight two-wire, 8-bit) / OLED type (optional)
Alarm signal output Analog: Measuring signal: 4-20mA DC
Maintenance signal: 3mA DC
Calibration signal: 3mA DC
Fault signal: 0mA DC
Number: 2mA (HART 7, HART device description language available, optional)
Cable / Distance Power Cable + Signal Cable: 3-Wire> 1.5 Square (AWG16) / Max: 2500m
Material Housing: Aluminum die castings, 316 stainless steel (optional) / Sensors: 316 stainless steel
Conduit connection G. Rc. NPT 1/2 inch, 3/4 in, M20 (G 3/4 inch: standard)
Installation type 2-inch bar-mounted, wall-mounted, tube-mounted
Operating temperature -20 ℃ ~ +60 ℃ / -40 ℃ ~ +80 ℃ (optional)
Operating humidity 5 to 99% .RH (non-condensing)
Operating power 18 ~ 31V DC (conventional: 24V DC) / maximum: 200mA
Size 136 x 176 x 110 (W x H x D) mm
Weight 1.7kg
Certified Explosion Proof (Ex d IIC T6) KCs / IP66 / 67
Explosion-proof type (Ex d IIC Gb T4 ~ T6) ATEX, IECEx
Explosion proof type (Ex d IIC T6 Gb) NEPSI
Class standard: KR, MED, ABS, BV, DNV
HART, SIL 2, UL, KC, CE

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