Metrohm 895 Professional PVC Thermomat - Manual (Page 18)

3.2 Mounting accessories
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895 Professional PVC Thermomat
3.2 Mounting accessories
3.2.1 Mounting the external nitrogen (N
2
) supply
NOTE
Nitrogen has to be used for determining the thermostability of PVC.
1
Figure 4 Nitrogen supply connector
1 "Air/N
2
in" connector
The following accessories have to be mounted on the rear of the 895 Pro-
fessional PVC Thermomat for the feed line:
Mount the accessories for the external nitrogen supply as follows:
1 Mounting the connection tubing
￭ Screw one end of the 6.1805.030 connection tubing (150 cm) to
the "Air/N
2
in" connector on the rear of the 895 Professional
PVC Thermomat.
￭ Screw the 6.1808.020 connecting piece to the other end of the
connection tubing.
2 Connecting the gas supply
￭ Mount the gas supply of the nitrogen bottle to the tubing olive of
the 6.1808.020 connecting piece.
￭ Set the gas flow to 1.5 bar by means of the reducing valve on the
gas bottle.