Do you have a question about the Watson-Marlow qdos20 and is the answer not in the manual?
Details flow range, AC supply voltage/frequency, power consumption, and operating ranges.
Advises on expert consultation, pump mounting, airflow, and emergency stops.
Instructions for connecting the pump to an AC mains supply, including safety notes.
Details for connecting the pump to various DC power sources.
Details the function and wiring for input pins on M12 connectors.
Details the function and wiring for output pins on M12 connectors.
Instructions for wiring terminal connectors within the relay module.
Information on installing the pump in a PROFIBUS network.
Details the pin assignments for the PROFIBUS M12 connector.
Steps for powering on the pump for the first time and selecting language.
How to operate the pump remotely using analog signals.
Explains keypad functions for manual, PROFIBUS, and Universal modes.
Steps to set the PROFIBUS station address on the pump.
Explains common PROFIBUS communication errors and their causes.
Overview of PROFIBUS data exchange, including control and status words.
Steps to calibrate the pump for 4-20mA control signals.
Details on configuring contact dose, flow rate, and memory settings.
Actions to take when a leak is detected or the sensor fails.
Lists internal error codes and suggested actions for troubleshooting.
How LED icons indicate different error states on remote models.
| Brand | Watson-Marlow |
|---|---|
| Model | qdos20 |
| Category | Water Pump |
| Language | English |











