Univentor 864, Manual

Page: 6 / 12

4.1. INSTRUCTIONS
1. Connect the instrument to the mains using the AC adapter and switch it on.
2. Insert the syringes. Set the limit switch by turning the limit switch dial until the pointer
is in the required stopping position.
3. Set the pusher to the start position by pressing the arrow buttons Fast feed on the
control panel. For continuous movement of the pusher hold the required button down
for a few seconds. Press the opposite button to stop the movement or the pusher will
stop automatically when it reaches the rear end position or the front limit switch.
4. By using the Set arrows you move the cursor in the display window. Up, down or to
the next setting.
5. Set the desired syringe or mm
length of the syringe stroke. The
most common syringes are
programmed and will be shown
after passing 90 mm in stroke
length. Press Set to scroll
through the syringe menu. Press
Set to enter the required setting.
If not using a programmed
syringe set the stroke length in
mm and the volume.
6. Move to Units by pressing Set . Select
µ
l/min or ml/hour by pressing Set .
7. Press Set to move to Flow rate. Set the flow rate. Refer to Section 6.
8. Press Set to move to Preset volume. The volume to be injected is set by up/down
arrows. The injected volume is shown on the display window continuously. The pump
stops when it has reached the preset volume. The units will be the same as the syringe
volume. For continuous injection leave the preset volume in the -SET- mode.
9. Press Start/Stop button to start the pump. Present action indicates the mode of the
pump. The pusher moves forward forcing the plunger into the syringe at the preset flow
rate. The delivered volume is continuously displayed in the window. For repeated
injection press Reset and restart by pressing Start/stop button. This can be
repeated until the entire syringe contents have been utilised.
5
Fast Feed Set Syringe Reset Start/Stop
Remote
UNIVENTOR
864
Syringe Pump
1. Set the limit switch.
2. Switch the pump on.
3. Press Set to set the stroke of
the syringe or choose a
programmed syringe.
3. If not programmed set the volume
by pressing Set and then .
4. Press Set and then to enter
the Units for the Flow rate.
5. Press Set and then to give
the Flow rate.
6. Press Set and then to enter
Preset volume. Units are the same
as for the syringe volume.
7. Press Start/Stop to start the pump.
Stroke mm Volume Present Action
Units Flow rate Preset
volume
Delivered
volume
FIGURE 4.1. - The control panel of the Univentor 864 Syringe Pump.
Syringe
Stroke mm Volume Present Action
Units Flow rate Preset
volume
Delivered
volume
85.5 500 ul STANDBY
ul/m 2.50 300 200
Section 4 - OPERATION