Figure 31: Drilling Template Hole Set B Corresponding To Affinity Tilt Logger Base Plate Mounting Slots For ¼" Drop-In Anchors; Figure 32: Masking Tape On 3/8" Concrete Drill Bits For Holes B1, B2 & B3 For ¼" X 1" Long Drop-In Anchors - RST Instruments RSTAR Affinity Installation And User Manual

2. Hole set B consisting of hole B1, and bushings B2 & B3 of the Drilling
Template will be used for this installation. Note that hole B1, bushing B2 &
bushing B3 corresponds to the three mounting slots on the Tilt Logger Base
Plate as shown below.
Figure 31: Drilling Template Hole Set B Corresponding to Affinity Tilt Logger
3. If the ¼" x 1" long drop-in anchors are provided, wrap masking tape or
equivalent tape around 2x 3/8" carbide-tipped steel concrete drill bits to set
the required drill depths for holes B1, B2 & B3. The distance should be set
as from the start of the drill shank (not the tip) to the start of the masking
tape as shown below.
Figure 32: Masking Tape on 3/8" Concrete Drill Bits for Holes B1, B2 & B3
NOTE: The drill depth will depend on the length of the concrete drop-in anchor to
be used. If the ¼" x 1" long drop-in anchors are provided, the drill depth should
be 1" deep.
PSM0005A
Released: 23 Jan 2025
Base Plate Mounting Slots for ¼" Drop-In Anchors
for ¼" x 1" long Drop-In Anchors
RST Instruments Ltd.
RSTAR Affinity Tilt Logger
Installation and User Manual
Page 34