1260 Infinity Binary Pump User Manual 117
Error Information
7
Module Error Messages
Encoder Missing
Error ID: 2046, 2050, 2510
Encoder Missing: Pump channel A
B: Encoder Missing: Pump channel B
The optical encoder on the pump motor in the module is missing or
defective.
The processor checks the presence of the pump encoder connector every
2 s. If the connector is not detected by the processor, the error message is
generated.
Inlet-Valve Missing
Error ID: 2048, 2052
Inlet- Valve Missing: Pump channel A
B: Inlet- Valve Missing: Pump channel B
The active- inlet valve in the module is missing or defective.
The processor checks the presence of the active- inlet valve connector
every 2 s. If the connector is not detected by the processor, the error
message is generated.
Probable cause Suggested actions
1 Defective or disconnected pump encoder
connector.
Please contact your Agilent service
representative.
2 Defective pump drive assembly.
Please contact your Agilent service
representative.
Probable cause Suggested actions
1 Disconnected or defective cable.
Ensure the pins of the active inlet valve
connector are not damaged. Ensure the
connector is seated securely.
2 Disconnected or defective connection cable
(front panel to main board).
Please contact your Agilent service
representative.
3 Defective active inlet valve.
Exchange the active inlet valve.
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