VIBRATION INSTRUMENT Dynamic Amplifier Model-4055
Feature
Input characteristics | Micro connector for charge input. |
Max input charge | 100,000pc |
Pickup Sensitivity | 1.00-999pC/Unit |
Measuring range | 0.1,0.3,1,3,10,30,100 Unit/V FS |
Phase difference between channels | 3Hz-15KHz(within ±5?) |
Freq responce | 2Hz-20KHz(±0.5dB) |
Microphone sensitivity |
1.00-99.9mV/Pa |
Microphone power source | A built-in power for the condencer microphone. |
Measuring range(10dB step) | 50-110dB/FS (10.0-99.9mV/Pa microphone is used at ×0.1 range) |
70-130dB/FS (The same range showing the front pannel) | |
90-150dB/FS (1.00-9.99mV/Pa microphone is used at ×1 range) | |
Freq responce | "LIN" 10Hz-20KHz (±0.5dB) |
"A" Weighing: Conformance with JIS or IEC for precision sound level meter. | |
Phase difference between channels(LIN) | 10Hz-10KHz (within ±5?) |
Spesification
¦Listener/Talker Function via GB-IB | |
Range setting | Same range setting all the channels or individual range setting channel by channel. |
Cal-Meas selection | Simultaneous all channel selection. |
Status reading | Amplifier unit type, pickup sensitivity range and microphone amplifier weighting can be read. |
Output level reading | Specified channel's output level can be read in responce to the three step LED indicator. |
SRQ function | Service request is transmitted when overload, command error or calibration status is detected. |
¦Manual operating functions | |
Measuring range setting | Selected channel can be set with the UP/DOWN switch. |
CAL signal | A calibration signal is simultaneously output from all the channels. |
Output level | The output level of the specified channel is indicated with an analog meter. |
The Others |
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Rated output | ±1V/FS,Non-distortion maximum output voltage:±10V(typical). |
Output impedance | 180Ω+100μ? |
LED level indicator | One green LED is lit when the signal level exceeding-20dB, and two green LED are lit exceeding-10dB. |
Over load indicator | Red LED is lit when the output voltage exceeding 1.4Vrms or exceeding the linear sphere. |
CAL-signal | 300Hz, ±1V, sinusoidal wave. |
Temperature, Humidity | 0-55°C , 90%RH max. |
Size, weight | In case of 10CH type 420(W)×149(H)×300(D)mm, 9.5kg. |
4055-01:550g, 4055-02:600g, 4055-10M:1750g Portable cases are lined up from 4 to 10 channel type. |
Inquiry
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