Watson-Marlow Qdos30 Universal - Manual (Page 55)

Watson-Marlow qdos30 Universal and Universal+ Pump User Manual 55
PIN protection
Using the +/- keys in the security settings menu, highlight pin protection.
Press ACTIVATE/DEACTIVATE to switch on/off the PIN protection. When active,
the PIN protection will request a PIN before allowing any change of operating mode
settings, or entry to the menu.
Once a correct PIN has been entered, all settings can be changed. PIN protection will
turn back on automatically after 20 seconds of no keypad activity.
To define a four digit number for your PIN, use +/- to select each digit from 0-9.
Once you have the required digit press the NEXT DIGIT key. After selecting the
fourth digit press ENTER.