Shimadzu GC-2014 Instruction Manual

16 Special Functions
16.3 Time Program
229
GC-2014
16.3.7 Time program setup example
Example 1: When both positive and negative peaks appear on the chromatogram
Four minutes after the program execution starts, the polarity of the detector DET
1 (TCD) is switched from plus to minus. Two minutes later (six minutes after the
program execution starts), the polarity is switched back to plus.
・ First program Screen display
1. Time: 4.0 min
2. Detector
3. Polarity
4. DET 1
5. - (minus)
・ Second program
6. Time: 6.0 min
Steps 2−4 are repeated.
7. + (plus)
8. The time program is set up.

Shimadzu GC-2014 Specifications

General

Type	Gas Chromatograph
Display	LCD
Maximum Heating Rate	120°C/min
Data Acquisition	Digital
Maximum Number of Detectors	4
Weight	Approx. 45 kg
Carrier Gas	Helium, Nitrogen, Hydrogen
Detector Options	FID, TCD, ECD, FPD
Injection Port	Split/Splitless, On-column
Gas Control	Electronic Flow Control (EFC)
Temperature Programming Rate	0.1 to 120 °C/min
Power Requirements	230 V AC, 50/60 Hz
Detector Temperature Range	Up to 400°C (depending on detector type)