Hardware manual

4-20 Agilent 7500 Series ICP-MS Hardware Manual
4Maintenance
5 Complete steps 2- 4 for both the tube from the nebulizer and the
supplied sample tube.
6 Clip the block into the ground clamp. The conducive connector fits in the
ground clamp, making an electrical contact between the sample and the
chassis. Check for leaks.
Figure 38
NOTE
Connect the peristaltic pump tube to the opposite end of the supplied sample tube.
Sample Line
Connector Block
Ground Clamp
Teflon Tubing
for Sample
Pump Tubing for Sample
To N eb ul iz er
Conductive
Connector
Pump Tubing for Sample
Pump Tubing for Drain
NOTE
The block is made from high purity materials, which have been thoroughly tested by
Agilent, and no sample contamination has been observed. The block has a very small dead
volume (1 µL), so sample washout time is not affected. For users analyzing H
2
O
2
solutions,
the Pt contact, although very small, may cause minute O
2
bubbles to be formed; in this
block, a block using an Au contact can be supplied.