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190 Barco - RHDM-2301 - User manual
Addendum
Table 3: Noise level measurement results
7.1.3.8 Dust class
• Operational: dust class 8 according to ISO14644-1
7.1.4 Other specifications
7.1.4.1 MTBF
• Electronics calculated using MIL-HDBK-217F Ground Benign @ 25°C.
• 44800 hr
7.1.4.2 Safety
Unit meets following safety requirements and is labeled accordingly:
• CE / EN 60950-1
• DEMKO / EN 60950-1
• IEC60950-1
• UL 60950-1
• C-UL CSA C22.2 No 60950-1
7.1.4.3 Workmanship
• According to ANSI/IPC A-610A level II
Location Noise level
Maximum
Noise level
Worst case
(dBA)
Noise level
Normal
(50% fan
speed)
Noise level
(50% fan
speed)
(dBA)
Front NR40 39 NR30 2
Back NR50 49 NR40 17
Left NR40 41.5 NR30 17.5
Right NR40 41 NR30 18
Top NR40 42 NR30 7