EMGA-9200 pages
Specifications
Product name
Oxygen/Nitrogen analyzer
Model
EMGA-920
Principle
Oxygen: Non Dispersive Infrared detector (NDIR)
Nitrogen: Thermal Conductivity detector TCD
Measurement range*
Calibration
1) One point or multi point calibration (Reference gas or standard samples)
2) Calibration using previous analysis data
Functions
1) Display of realtime extraction curve
2) Analysis interruption
3) Self diagnosis and alarm display
4) Analysis of extraction curve
5) Output (RC-232C or TCP/IP)
Dimensions
750mm(H) 785mm(D) 653mm(W)
Sample window is positioned at 650mm from table.
3) Calibration curve correction function
Oxygen: ~5%(m/m) Nitrogen: ~3%(m/m)
*Up to 100% wt is possible by decreasing the sample weight.
Sample weight
1g as standard condition, possible to decrease
Sensitivity
(Minimum reading)
Precision
(Repeatability)
Oxygen/Nitrogen
SD 0.02μg g or RSD
Display
Oxygen/Nitrogen: 0.001μg/g
0.5% whichever is larger (Reference gas)
1) Measurement result: PC or printout
2) Alarm message: PC or printout
3) Flow sheet: PC
Type and power
of furnace
Impulse furnace with inert gas fusion with power variable from 0 to 8.0kw
Sample introduction
Dual sample/flux introduction mechanism
Weight
230kg: For transportation, the system can be split into 2 units < 140 kg each
Computer
PC with Windows XP (SP2)
Power
Main unit: AC200/220/230/240V ± 10%
Vacuum cleaner: AC100V (Step-down transformer included)
Frequency: 50/60Hz
Installation condition
Operation temperature: 5-40 Optimum temperature: 5-35
Humidity: Maximal relative humidity 80%RH between 5-31 ,
Linearly decrease down to 50%RH between 31-40
Vibration: Duplex amplitude 20micron and less than 0.098m/S2
accelerations at frequency band
He carrier gas: Purity greater than 99.995%, Pressure 0.35MPa
Stainless steel tube (O.D.3mm) and suitable connecter fitting within 3m of unit
Dry air or N2 as operating gas: Pressure 0.45MPa
Nylon pipe (O.D.6mm) and suitable connecter fitting within 5m of unit
Separate Water Cooler unit
Electronic balance: option
Enable connection with electronic balance with 1-0.01mg sensitivity
Automatic voltage regulator
(AVR): option
Capacity: 15kVA
Preset integration times, integration time to reach the comparator level or
both with the shortest time used.
Sample ID
Less than 10
Cooling mechanism
Auto cleaner, Crucible loader
Integration conditions
Main unit:12kVA (MAX) Vacuum cleaner: 1.5kVA (MAX)
Ground resistance
Required gas
Automation functions
Electric power consumption
Enter up to 20 characters
Other available models
EMGA-820AC: same performance as EMGA-920 but without crucible loader
EMGA-820M: same performance as EMGA-920 but without crucible loader and auto cleaner
Dimensional outline drawing
EMGA-920
Weight: 130kg
Installation example
Consumables/Options
Oxygen
Nitrogen