AEMC CA832, Руководство пользователя

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Sound Level Meter Model CA832
9
Auxiliary Specifications:
AC: 1Vrms corresponding to each range; Impedance: 600 Ω
DC: 10mV/dB (nominally); Impedance: 50 Ω
Display: 3
1
/
2
LCD with a maximum reading of 1999
Power Source: 9V battery
Low Battery Indication:
is displayed when battery voltage drops
below the operating level
3.3 Environmental Specifications
Operating Temperature: 32 to 122°F (0 to 50°C) @ <80% RH
Storage Temperature: -4 to 140°F (-20 to 60°C) @ 80% RH
(battery removed)
Temperature Drift: <0.5dB; 32 x 122°F (0 to 50°C)
Humidity Drift: <0.5dB for 30% <RH <90% at 104°F (40°C) and 1000Hz
3.4 Mechanical Specifications
Dimensions:
9.33 x 2.36 x 1.5" (237 x 60 x 38mm)
Weight:
Approx 8.11 oz (230g) including battery
3.5 Safety Specifications
Electromagnetic Compatibility:
Emission per EN50081-1 (Ed. 1992)
Immunity per EN 50082-1 (Ed. 1992)
Index of Protection: IP44 per IEC 60259 (Ed. 89), the instrument must be
fitted with its shockproof housing