Technical instructions for installing, configuring, and maintaining the Agilent InfinityLab Quick Change Valve G4239C.
About this manual
The document provides technical information and step‑by‑step procedures for the Agilent InfinityLab Quick Change Valve G4239C. It covers typical applications, multicolumn selection advantages, and method‑development benefits for chromatography workflows.
Installation guidance includes removing the transportation lock, mounting valve heads, connecting capillaries, and safety cautions. The manual also lists valve specifications, part numbers, and recommended accessories for proper operation and maintenance.
What's inside
- Typical Applications
- Multicolumn Selection
- Method Development
- Delivery Checklist
- Install the Valve Heads
- Remove the Transportation Lock and the Valve Dummy
- Install the Valve Head and Connect Capillaries
- Valve Specifications
- Valve Parts
Specifications
| Maximum pressure | 1300 bar |
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| Port size | Accepts M4 male threaded fittings |
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| Liquid contacts | PEEK, Stainless Steel |
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| pH range | 0 – 14 |
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| Selector type | 8ps/18pt, 8‑column selector, 1300 bar |
Frequently asked questions
What is the maximum pressure rating of the G4239C valve?
The valve is rated for a maximum pressure of 1300 bar.
What type of fittings does the valve accept?
It accepts M4 male threaded fittings.
What precautions are needed when installing the valve head?
Do not use tools to fasten the nut, ensure the guide pin snaps into the groove, and protect the optical actuator parts from dust.