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Manual MR3140-M - DResearch

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<strong>DResearch</strong> – User <strong>Manual</strong> TeleObserver <strong>MR3140</strong>-M 2011-02-03<br />

Ventilation and cooling<br />

Avoid installations where heat can build up. The equipment is designed to function without the need<br />

for a fault-prone fan, but adequate air circulation needs to be provided round the cooling fins.<br />

Mounting<br />

The system is equipped with an automatic overheating protection. In this case the system will be<br />

shut down automatically and controlled if the internal temperature is 55°C. Please note that the<br />

internal temperature may be up to 15°C above the am bient temperature.<br />

Select the installation place so that heat accumulations can be avoided and the system is<br />

sufficiently cooled by air circulation. Further information about overheating protection you will find<br />

at the end of this document.<br />

The device has 2 guide rails on the top and bottom which take mounting screws. If at all possible,<br />

mount the device on a mounting plate which can also take the necessary additional components such<br />

as a transformer and connection block.<br />

The device must not be mounted with the hard disk drive aperture facing down! When fitting<br />

ensure that it is possible to change the removable hard disks easily!<br />

1.9 Temperature range<br />

Storage temp.: maximum + 70°C<br />

Operating temp.: 0°C to + 55°C (normal HDD)<br />

0°C to + 70°C (HT- HDD, SSD)<br />

Humidity: 10 … 90 % (not condensed)<br />

When using conventional data storage devices (HDD) the unit will automatically shut down when it<br />

reaches its temperature limit of + 55°C (for normal HDD) in order to protect the hard disk.<br />

When the temperature reduces to below this limit, the device will automatically switch back on.<br />

This temperature-dependent switching event is stored in a log file.<br />

11

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