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7-2 (E)
SIR-3400H / SIR-3032i / SIR-3032W
7-2. Settings
7-2-1. Fan Control On/Off (Fan Control)
This option is useful for acoustic measurements and other applications where silence is needed.
Factory setting: Off
* For the setting procedure, see “7-1. Setting Procedure (for Main Screen)”.
<When set to On>
The fan speed is controlled based on the internal temperature of the recording unit and measuring unit.
Internal temperature Less than 30
dd
dd
dC Less than 60
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dd
dC 60
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dd
dC or higher
Fan rotation speed Stop Medium High
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. The fan may automatically start running due to a rise in temperature.
. The fan rotation speeds of the recording unit and measuring unit may not be synchronized in some cases.
<When set to Off>
The fan is constantly rotating at high speed.
7-2-2. Condensation Sensor On/Off (Dew Sense)
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. If condensation occurs the recording media and data may become damaged. In environments subject to
changes in temperature and humidity, be sure to always set the condensation detection function to On.
. Leave a space of at least 50 mm between the right and left sides of the recording unit and any other object.
Factory setting: Off
* For the setting procedure, see “7-1. Setting Procedure (for Main Screen)”.
<When set to On>
When condensation occurs inside the unit, such as when a cold recording unit is moved to a warm location,
the condensation warning indicator turns on (see section 18-1). When the warning indicator turns on, perform
the warmup operation while holding down the standby key, and then wait until the indicator turns off before
using the recording unit.
Warning LCD message Recording unit status Remarks
indicator
— 60S to 00S Detecting the condensation The remaining time for detecting
the condensation is displayed
% lit Warming Up Condensation was detected Displayed during warmup
operation
600S to 000S Dissipating condensation Displays the remaining time until
condensation is dissipated
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. Once the setting is set to On, the recording unit performs detection inside the unit and cannot be used for
approximately one minute every time the power is turned on.
. When condensation is detected and the condensation dissipation operation is being performed, be sure to
leave the power on and wait until the operation is completed.
<When set to Off>
No warnings are indicated even if condensation occurs.
7. Basic Settings (Main Screen)