Shimadzu GC-8A Series - GC-8 AIF Specifications; Flame Ionization Detector (FID) Specs

GC-8A Series
Gas Chromatograph
8
GC-8AIF
Column Oven
Temperature range
Temperature control:
Temperature control accuracy
Heating speed
Cooling speed
Column
Overheat Protection
: Room temperature to 399°C
: Proportional-integration type of zero cross
switching system
: ±0.1°C
:
From room temperature to 350°C in 13 minutes.
: From 350°C to 100°C in 3.5 minutes.
: Stainless steel: 6m x 2
Glass: 5.4m x 2
: Two-stage protection:
(1) If the temperature exceeds the
programmed (preset) temperature by 30°C,
the heater will be automatically turned off.
(2) If the temperature reaches about 420°C,
the heater will be automatically turned off.
Temperature of Injection Port/Detector
Temperature range
Temperature control
Temperature control accuracy
Overheat Protection
Injection Port
: Room temperature to 400°C (10°C steps)
: Proportional-integration type of zero cross
switching system
: ±0.1°C
: If the temperature reaches about 420°C,
the heater will be automatically turned off.
: On-column injection ports
Flow Control
Carrier gas
Hydrogen
Air
: Two pressure regulators
Two column inlet pressure gauges
: Two pressure regulators
Two pressure gauges
: One pressure regulator
One pressure gauge
Flame Ionization Detector (FID)
Detector
Maximum temperature
Detection limit
Dynamic range
Jet
: Dual cell with cylindrical collectors
: 400°C
: 3 x 10
-12
g/s for diphenyl
: 10
7
: Mode of quartz
Electrometer
Sensitivity
Noise
Drift
Input attenuation
Output attenuation
Linearity
Background suppression
Signal output
: 1 x 10
-12
A/mV
: Below 10
-14
A
: Below 2 x 10
-14
A/h
(Constant room temperature)
: 1, 10, 10
2
, 10
3
, 10
4
: 1 to 1024 (binary step) and ∞
: Wider than 10
5
(fixed input attenuation)
: ±6.4 x 10
-10
A (NORM mode)
: 0 to 1mV for recorder
0 to 1V for data processor
Others
Dimensions
Weight
Power Requirements
: 440W x 405D x 570Hmm
: 34.5kg
: AC100/115V or 220V as ordered.
1500VA max. 50/60Hz.
Temperature Readout
The three temperatures (injection port/detector, column oven, and
auxiliary) are selectively indicated on the pyrometer, the selection being
made by pushbuttons.
Air
H
2
GC-8AIF Flow Chart
Carrier gas
Column
Inlet