| Technique | LC |
|---|---|
| Use With Instrument|MultiLine | G7116A|G7116B| |
Answer:Agilent specifies the G7116A and G7116B multicolumn thermostat modules.
Answer:Yes. The manufacturer's product name identifies the assembly as a mainboard supplied with firmware.
Answer:No. The repaired thermostat must pass module diagnostics and method-appropriate temperature and chromatographic verification.
The Agilent 1290 Infinity II multicolumn thermostat mainboard with firmware is a replacement electronic assembly for compatible G7116A and G7116B LC multicolumn thermostat modules. These thermostats provide controlled thermal conditions for chromatography columns, helping maintain repeatable separation conditions during method development and routine analysis. The replacement board supports the module's electronic control and installed firmware environment; it is not a separate column heater or standalone temperature probe. Before service, isolate instrument power and use appropriate electrostatic-discharge handling to protect board electronics. After fitting the assembly, verify the module is recognized correctly, check firmware compatibility and perform the required temperature-control and communication diagnostics. Use the exact module identification and prescribed service documentation to establish compatibility, as boards from other column-compartment generations can differ. Stable analytical retention times still depend on appropriate mobile-phase, column and method conditions after the repair.
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