Prerequisites
The following specific instruments are required for this task:
Procedure
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1 |
Make sure that the compartment ("sonar room") is clean and dry. |
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2 |
Make sure that the ambient temperature in the room meets the environmental specifications.
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a |
Make sure that the room is provided with ample ventilation to prevent system units from overheating. |
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b |
Write down the type of ventilation system that is installed. |
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c |
Make sure that the ambient temperature of the room is monitored. |
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d |
Measure the ambient temperature in the room when the SU90 system is turned off. |
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e |
Record the value in the result table. |
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3 |
Make sure that the relative humidity in the room meets the environmental specifications.
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a |
Measure the relative humidity in the room. |
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b |
Record the value in the result table. |
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4 |
30 minutes after the SU90 system was turned on and put to normal operation, measure the relative humidity one more time.
Record the value in the result table.
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5 |
30 minutes after the SU90 system was turned on and put to normal operation, measure the relative humidity one more time.
Record the value in the result table.
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6 |
Make sure that neither the room itself nor any of the system units have been subjected to corrosive attacks. |
Result
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The SU90 system is turned off. |
The SU90 system is turned on. |
Ambient temperature: |
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Relative humidity: |
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