Product Specifications
Product Description
Ntroduction
GNL-400F percent hydrogen analyzer adopts thermal conductivity sensor with latest micro computer technology. It has such functions of LCD display, upper & lower alarm, signal output and relay contactor alarm output. And can be used to measure the hydrogen concentration in air, nitrogen, oxygen and argon.
Features
Latest trace hydrogen tester
Big LCD screen, concise menu
Connecting to the printer to print the hydrogen concentration in a certain terminal
Automatic data storage in a certain interval time, and browsing data at any time
It can achieve two-way communication by connected to a computer via the standard RS232 interface
Setting upper and lower alarm values arbitrarily during the measurement range.
Calibrating by standard gas
0-10mA or 4-20mA electrical current output
Technical Specifications
Measure Range: 0-5%,0-10%,0-20%,0-30% H2
Accuracy: ±2% in FS range
Repeatability: ±0.5%
Response Time: 90% of FS reading ≤30 seconds
Contact Capacity: 250VAC/1A
Signal Output: 4-20mA DC or 0-10mA DC
Power Supply: 220±10% VAC, 50Hz, power loss≤15VA
Working Temp.: -10ºC~+60ºC
Sample Gas Flow: 200~400ml/mim
Sample Gas Pressure: 0.05MPa ≤Inlet pressure≤0.2Mpa
Warranty: 12 months analyzer; 12 months sensor
Installation Dimension: 133mmx133mmx250mm (WxHxD)
Weight: 2.5kg
Applications
It can be used to measure the trace hydrogen concentration in the fields of nitrogen separation from air, chemical process, magnetic materials such as high temperature sintering furnace gas protection, various mixed gases, and so on.
Order knowledge
Measure range
Tested gas pressure
Gas composition and impurity.
CHANGAI Electronic Science & Technology Co., Ltd is a high-tech corporation that is specialized in studying, developing, producing and selling high quality Electrical Enclosures, Electronic Enclosures, Instrumented Case Systems, gas sensors, analyzers & systems in China.
Headquartered in Shanghai, CHANGHAI has another fully-funded subsidiary in Chengdu, Sichuan Province. So far, CHANGHAI has extended its business scope from simple gas analyzers to gas analyzing systems so as to provide particular product, technical consultations and solutions for global users in gas and gas equipment field.
In China, CHANGAI has three marketing branches and over 30 service outlets covering more than 30 provinces and municipalities. Globally, its marketing service reaches Southeast Asia, Middle East, Europe, South America and South Africa and its products have been exported to more than 20 countries and widely applied to air separation plant, petroleum, chemical engineering, coal mine, metallurgy, electronic power industry, medical treatment, food, aviation, etc.
Our main products include: online or portable oxygen analyzers, oxygen transmitters, dew point analyzers, hydrogen analyzers, thermal conductivity analyzers, high temperature humidity analyzers and all kinds continuous analyzing systems.
