Key facts
- Brand
- Agilent
- Model
- 7890B
- Category
- Other
- Industry
- Industrial
- Documents
- 6
- Languages
- ZH · ES · IT · DE · FR · EN
- Last added
- 2026-10-02
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Agilent 7890B Gas Chromatograph Operation Manual
This operation manual introduces the Agilent 7890B gas chromatograph, outlines its components, safety statements, and basic operating procedures such as starting, stopping, and shutting down the instrument. It also explains the chromatographic method workflow and how to use the keyboard for method and sequence control.
Additional sections cover resource‑saving modes, early maintenance feedback, smart instrument functions, detailed configuration options, communication setup (including IP address configuration), and keyboard/display settings. The document includes troubleshooting tips and service‑mode instructions for sensor calibration and other maintenance tasks. This manual is written in Chinese.
All Agilent 7890B documents by type
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in these manuals
How do I configure the GC's IP address?
Select Options → Communications, enable DHCP or manually enter the IP address, then reboot the instrument to apply the settings.
What does the Service Due indicator light mean?
The Service Due indicator lights up when a sensor calibration fails, signaling that service is required.
Is the Agilent 7890A compatible with GC 6890 methods?
Yes, methods can be transferred from a GC 6890 to the GC 7890A with total confidence.
What software is used for method automation?
The Agilent ChemStation software allows for the automation of the process.
How long does it take to disconnect a column using the QuickSwap device?
You can disconnect the column safely without venting or losing vacuum in just 30 seconds.
What is the maximum pressure setting precision of the EPC system?
The fifth-generation EPC and digital electronics provide pressure setting precision up to 0.001 psi.