Sartorius H2O-MA-UV-T - Manually Dispensing Ultrapure Water; Volume-Controlled Dispensing of Ultrapure Water

46 Operating Instructions arium
®
mini plus | arium
®
mini | arium
®
mini essential
Operation
7.2.2 Manually Dispensing Ultrapure Water
During manual dispensing, ultrapure water is dispensed until stopped manually.
Only arium
®
mini plus or arium
®
mini: When the maximum filling level of the bag
has been reached: Dispensing will end automatically.
Procedure
t Tap the [&] symbol.
y Dispensing begins. The volume dispensed thus far is displayed in increments of
0.05 liters (50 ml).
y The ultrapure water flows into the vessel at a maximum throughput rate of
about 1.0 l/min.
y If an arium
®
mini plus or arium
®
mini is used: The filling level of the bag will be
updated on the display during dispensing.
t To stop dispensing: Tap the [STOP] button.
t When dispensing is finished: Attach the protective cap to the final filter bell
assembly.
7.2.3 Volume-controlled Dispensing of Ultrapure Water
During volume-controlled water dispensing, a previously specified amount of water
is dispensed. The volume to be dispensed must be entered with the following
specifications:
− The minimum dispensing volume is 0.05 liters (50 ml).
− The maximum dispensing volume is 5.00 liters.
− Only volumes between 0.05 and 5.00 liters can be entered. Invalid numeric fields
become inactive (white background).
− Only arium
®
mini plus or arium
®
mini: When a higher dispensing volume is
entered than that in the bag, dispensing cannot be started. An appropriate
message will be displayed.
Procedure
t Tap the [
$] symbol.
y The numeric keypad for inputting volumes appears.
$&
0.25
0.055 μS/cm c
21.3 °C
5l
3l
1l
0.055 μS/cm c
21.3 °C
STOP
5l
3l
1l
0.90l
$&
0.25
0.055 μS/cm c
21.3 °C
5l
3l
1l