Watson Marlow Pumps 323Du, Manual

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7
323U 323Du
400 400
220 220
mode
mode
mode
mode
mode
mode
Pressing the key on 323E
and 323S will display “ man ”
for 2 seconds then return to
current set speed.
Manual speed
control
Return to manual
speed control
Analogue control
Manual speed
control
Manual speed
control
Return to manual
speed control
Analogue control
RS232 control
Return to manual
speed control
Notes
You must exit MemoDose to change pump speed and direction. But you may return to MemoDose and keep the
present dose size. To retain the MemoDose value through a power interruption the pump must be in auto-restart.
• Press twice to exit MemoDose and return to manual operation.
• Do not start the pump. Adjust the speed and direction showing on the display.
• Press key twice within half a second to return to MemoDose. The display will show the previous % dose size.
The pump will dose at the new speed and direction.
Always check the dose size when changing pump tubes, fluid, or any connecting pipework.
Automatic operation with analogue signals, remote control, or RS232 link Automatic operation with analogue signals, remote control, or RS232 link
Automatic operation with analogue signals, remote control, or RS232 link Automatic operation with analogue signals, remote control, or RS232 link
Automatic operation with analogue signals, remote control, or RS232 link
The pump will normally revert to manual control when it is switched on and display the present pump speed.
Check that the pump is ready to run before selecting automatic operation. Remote control signals may start the
pump without warning.
Press the key to select automatic operation. The pump will respond to the analogue and RS232 signal as soon
as analogue is selected. The and keys will be disabled. Re-press key to return to manual control. The
pump will return to the last set manual state, speed and direction.
In an emergency press the key. The pump will return directly to manual control and stop.
Auto-restart will retain automatic operation while the pump is switched off.
Mode key press
323E, 323S 323U 323Du