•
Repeated activation of the 37° C key affects switching-off of the heating system.
Water with feed temperature is available.
4.5.3
Stimulation mode
Purpose
Stimulation of the vestibule.
Properties
•
Temperature: according to pre-set cold or warm water stimulation level
•
Position of the adjusting lever:
Low
, item
)
•
Duration: as pre-set by means of timer.
Activation
•
Initial selection of the type of stimulation is done by actuating either warm-stimulation or cold-stimulation key (
, items
and
) (see
for pre-setting of temperature).
Water with pre-set temperature value flows to handle.
•
Wait for 20 seconds.
•
Operate the "timer-start-key".
•
Preparation for stimulation:
–
Operate unit 15 seconds in holding position so that the jet can be positioned correctly in the auditory canal.
Important
•
During this period, the water is directed, via the handle, into the drain in order to guarantee an optimum
temperature stability; with an optical indication by the flashing figure in temperature display. Do not start stim-
ulation by operating the release lever at the handle until you hear the audible signal!
•
Carrying out the thermo-stimulation by actuating release lever at handle (
, item
).
•
At the end of the stimulation period a control signal for a recording unit is issued at the nystagmograph output.
•
After completion of the stimulation the unit remains in a holding position for 15 seconds so that the handle may be
removed from the auditory canal.
During this time, water flows into the drain; again an optical indication is made by flashing temperature value.
•
Repeated actuation of the "timer-start-key" leads to stopping the timer operation.
•
Second actuation of the currently active key affects deactivation of the applicable stage.
Heating is switched off completely.
Stimulation with cold water (feed temperature).
4.5.4
Energy saving mode
Purpose
•
Reduction of energy consumption.
Activation
•
Actuation of key "heating on/off" (
, item
).
•
Heating is switched off after five minutes of non-use of the unit.
Otometrics - Aquamatic II
19
4 Operation
