Nanometrics Trillium Compact User Manual page 38

Chapter 3 - Installing a Trillium Compact Vault Seismometer
Figure 3-1 - Example of seismometer alignment using vertically scribed marks
Figure 3-2 shows the case-top north-south guide with a dashed line indicating where a
straight-edge, staked line, or laser level line would fall.
Figure 3-2 - Example of seismometer alignment using the case-top guide
16889R10 • 2020-11-12 Page 38