Hitachi CHROMASTER 5160 Instruction Manual page 720

5.3 Assembling of Pre-heating Tubing
Appended Table 1-5
Applied Range of
Flow Rate (mL/min)
Number of pre-heating lines
Total length of tubing (mm)
Chromaster 5310 column oven has a pre-heating section for
preliminary heating (Appended Fig. 1-8). The pre-heating
section has nine grooves (lines) for accommodating the pre-
heating tubing, and the optimum number of grooves to be used
varies depending on the flow rate for the analysis to be used.
Make optimum pre-heating, referring to Table 1 shown below.
<Preparation items>
• Hexagon screw wrench (P/N: N315004, Size: B3)
Appended Fig. 1-8 Front Elevation View of Column Oven
Relationships between Operating Flow Rate and Optimum
Number of Lines to Be Used for Pre-heating (for SUS Tubing of
0.25 mm in Inner Dia.)
0.7 or 0.71 to
less 1.5
0.5 1
700 800
APPENDIX 1 - 13
(with the Door Open)
1.51 to 2.21 to
2.2 3.0
1.5 2
900 1000
Pre-heating
section
3.01 to 3.7 or
3.7 more
2.5 3
1000 1200