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Watson-Marlow 620DuN and 620Du User Manual 42
In the third screen of the Setup menu select Outputs using the UP and
DOWN keys. Press ENTER to confirm your choice.
The pump displays a screen allowing you to configure each of the four outputs,
or to exit this menu. Use the UP and DOWN keys to choose and press ENTER
to confirm your decision.
If Output 1 is chosen, the pump displays the six options.
Selecting General, Leak or Head using the UP and DOWN keys and con-
firming the choice by pressing ENTER configures that option to Output 1,
displays a confirmation screen, and returns the user to the Output selection
screen.
Selecting Run/Stop, Direction or Auto/Man using the UP and DOWN
keys and confirming the choice by pressing ENTER displays screens allowing
the user to configure Run to High or Low, Clockwise to High or Low, and
Auto to High or Low respectively. Choose using the UP and DOWN keys
and press ENTER to confirm. The option chosen is configured to Output 1.
The pump displays a confirmation screen, and returns the user to the
Output selection screen.
The user can configure Output 2, Output 3 and Output 4 in the same way, or
choose Exit.
If STOP is pressed during configuration, the previous setting for the output is
retained and the pump redisplays the Output selection screen.
If Exit is chosen, the pump returns the user to the third screen of the Setup
menu.
18.11 Remote stop
The 620DuN pump can be stopped and started with a remote switch between the 5V
terminal and the i/p terminal of the Run/stop input, using an open=run or
open=stop command sense. It also operates with a logic input between 5V and 24V
on the i/p terminal of the Run/stop input. If remote switching is disabled, neither the
remote run/stop nor direction signal inputs will affect the pump state.
The 620Du pump can be stopped and started with a remote switch between pin 7
and pin 19 using an open=run or open=stop command sense. It also operates with
a logic input between 5V and 24V on pin 7. If remote switching is disabled, neither
the remote run/stop nor direction signal inputs will affect the pump state.
In the third screen of the Setup menu select Remote stop using the UP and
DOWN keys. Press ENTER to confirm your choice.
The pump displays a screen allowing the user to disable the remote stop fea-
ture. Use the UP and DOWN keys to choose Yes or No and press ENTER to
confirm the decision.
If No is chosen, the pump asks the user to make a further choice, according to
whether the pump is required to run on an open or closed remote switch:
Open=stop or Open=run. Choose using the UP and DOWN keys and press
DuN
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