Page 9 - Shimadzu GC-8A

GC-8AIF

Column Oven Flame Ionization Detector (FID)
Temperature range : Room temperature to 399°C Detector : Dual cell with cylindrical collectors
Temperature control: : Proportional-integration type of zero cross Maximum temperature : 400°C
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switching system Detection limit : 3 x 10 g/s for diphenyl
Temperature control accuracy : ±0.1°C Dynamic range : 10 7
Heating speed : From room temperature to 350°C in 13 minutes. Jet : Mode of quartz
Cooling speed : From 350°C to 100°C in 3.5 minutes.
Column : Stainless steel: 6m x 2 Electrometer
Glass: 5.4m x 2
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Sensitivity : 1 x 10 A/mV
Overheat Protection : Two-stage protection:
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Noise : Below 10 A
(1) If the temperature exceeds the
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Drift : Below 2 x 10 A/h
programmed (preset) temperature by 30°C,
(Constant room temperature)
the heater will be automatically turned off.
2
3
Input attenuation : 1, 10, 10 , 10 , 10 4
(2) If the temperature reaches about 420°C,
Output attenuation : 1 to 1024 (binary step) and ∞
the heater will be automatically turned off.
Linearity : Wider than 10 (fixed input attenuation)
5
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Temperature of Injection Port/Detector Background suppression : ±6.4 x 10 A (NORM mode)
Signal output : 0 to 1mV for recorder
Temperature range : Room temperature to 400°C (10°C steps) 0 to 1V for data processor
Temperature control : Proportional-integration type of zero cross
switching system Others
Temperature control accuracy : ±0.1°C
Dimensions : 440W x 405D x 570Hmm
Overheat Protection : If the temperature reaches about 420°C,
Weight : 34.5kg
the heater will be automatically turned off.
Power Requirements : AC100/115V or 220V as ordered.
Injection Port : On-column injection ports
1500VA max. 50/60Hz.
Temperature Readout
The three temperatures (injection port/detector, column oven, and Carrier gas
auxiliary) are selectively indicated on the pyrometer, the selection being Air
Column
made by pushbuttons.
Inlet H2
Flow Control GC-8AIF Flow Chart
Carrier gas : Two pressure regulators
Two column inlet pressure gauges
Hydrogen : Two pressure regulators
Two pressure gauges
Air : One pressure regulator
One pressure gauge
GC-8A Series
Gas Chromatograph 9