Haskel Q-Drive QGD Series Installation, Operation And Maintenance Manual page 24

Q-Drive Installation, Operation, and Maintenance Manual
3. Tap one of the modes of operation. The Compressor mode is for continuous operation.
4. For all modes, set the Target Gas Outlet Pressure. Tap Target Output Pressure to display the
numeric keypad. Enter the value and tap the Enter key
5. For Compressor mode, set the deadband value to maintain the pressure level. Tap Output
Deadband %. In the keyboard, enter the percent decrease from the target output pressure that is
allowed.
When the pressure reaches the target pressure, the pump pauses and the status becomes
PUMP IS PAUSED. While the pressure remains within the desired deadband, the pump remains
paused. When the gas output pressure drops below the desired deadband, the pump restarts and
the status is RUNNING.
6. To set the pump speed, enter your desired Cycle Rate button.
7. Open the valve on the supply gas gradually to load the gas slowly.
8. When the status is Off Ready, tap the Start button. If the status is Off Not Ready, check the
active alarms. See "About Alarms."
Supervisor Parameters screen
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