Metrohm 871 Advanced Bioscan - Manual (Page 21)

2.4 Capillary connections
871 Advanced Bioscan / Instructions for Use 8.871.1003
13
2.4.2 Connect Drainage tube
Connect silicone tube 6.1816.050 to the drain opening 3 and lead it to a
waste container.
2.4.3 Connecting the pulsation absorber
The 818 IC Pump needs to be deaerated before putting it into opera-
he 818 IC Pump Instructions for
Use.
tion. The procedure is described in t
To protect the column material from any pressure shocks which the in-
jection may cause we recommend the insertion of the 6.2620.150 MF
Pulsation absorber between the high-pressure pump and the injec-
ollows (see Figure 3): tion valve. This is done as f
1 Connect the pulsation absorber
• Place pulsation absorber 26 on the floor in the interior of the
871 Advanced Bioscan.
2 Connection to pump
• Connect the 6.2821.120 PEEK Filter unit described in the
r unit
outwards through opening 2 of the Bioscan and attach it to
connections on the top side of the pulsation
Instructions for Use 818 IC Pump to the 818 IC Pump.
• Lead PEEK capillary 25 from connection piece of the filte
one of the 26
absorber.
3 Connection to injection valve
• Connect PEEK capillary 27 to the second connection of the
pulsation absorber 26 and to the injection valve 18 (see
Figure 3).
The pu
with eluent before a separating column is connected. To do that, dis-
connec aste
containe
lsation absorber is filled with isopropanol and must be rinsed
t PEEK capillary 27 from the injection valve, lead it into a w
r an turn on the 818 IC pump for 10 min.
20.150 Pulsation absorber can be operated in both direc-
f the sample path
ction of the sample path is done as follows (see Figure 3):
ct aspirating tube
illary 24 through opening 2 of the Advanced
nnect it to the injection valve 18.
The 6.26
tions.
2.4.4 Connection o
Conne
1 Conne
• Lead PEEK cap
Bioscan and co