PSD pump and MVP valve controller

Python application to control Hamilton PSD/4, PSD/6 pumps and MVP/4 valves.

Features

• easy to integrate independent hardware classes for PSD pump and MVP valve (see control_demo.py for details of integration)
• multiple addressable devices per COM port
• Qt5 based GUI
• loop support in gui built programs

Requirements / dependencies

• Python 3
• PyQt5
• PySerial

Builds

Builds with all dependencies are available for Windows and Linux systems. See the releases page.

Install from sources

Make sure all dependencies are installed.

Alternatively, create a conda environment with the dependencies.

Download the sources from Github.

git clone https://github.com/fuzikt/psd_mvp_control.git
cd psd_mvp_control

To run the GUI use:

main_app.py

To run the demo script:

control_demo.py

Screenshots

Main Application

Add devices

Add program steps

Supported devices

• PSD/4 - STD, SF, HLF, HVT, HLF/HVT (Standard, Smooth Flow, High-Lift Force, High Valve Torque, High-Lift Force / High Valve Torque)
• PSD/6 - STD, SF, HLF, HVT, HLF/HVT (Standard, Smooth Flow, High-Lift Force, High Valve Torque, High-Lift Force / High Valve Torque)
• MVP/4

Files description

main_app.py

• main GUI program to control the devices.

control_demo.py

• demo script to control devices without GUI.

hw_classes/mvp_valve.py

• class to control MVP valves through serial communication.
• usage shown in control_demo.py

hw_classes/psd_pump.py

• class to control PSD/4, PSD/8 pumps through serial communication
• usage shown in control_demo.py

hw_classes/serial_com.py

• class for COM serial communication
• used by psd_pump.py and mvp_valve.py