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Leica RM 2155 Rotary Microtome
8. Operation
8.2 Switches and controls
8.2.1 Section thickness setting
The section thickness is selected with the control knob
on the left side of the microtome.
The control knob has a lock-in position for each incre-
ment.
Setting range: 0.5 - 60 µm
from 0.5 - 1 µm in a 0.5 µm increment,
from 1 - 20 µm in 1 µm increments,
from 20 - 60 µm in 5 µm increments.
The selected section thickness is indicated in the dis-
play of the control panel on the microtome.
To increase the value, turn the control knob clockwise.
8.2.2 Sectioning speed selection
The sectioning speed is adjusted continuously with the
control knob on the left side of the microtome.
The control knob has a graduated collar.
Speed range: 0; 0,5 to 420 mm/s.
Scale range: 0 - 10
8.2.3 Emergency-stop switch
The red emergency-stop switch is located on the front.
Push the switch to activate the emergency-stop
condition.
The movement of the specimen will stop immediately.
E-STOP (red) illuminates to indicate that the emer-
gency-stop condition is activated.
To deactivate, turn the red emergency-stop switch
in the direction of arrow.
To continue sectioning, select one of the section-
ing modes.
The sectioning motor will operate only after activation
by the foot switch or the buttons of the external con-
trol panel (optional accessory).
Fig. 21
Control knob
for sectioning speed
Control knob for
section thickness setting
Rocker button for
coarse feed
TRIM STEP button
TRIM STEP
setting
Emergency-stop switch
Summary of Contents for RM2155
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