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：Voltage output type( built-in pre-amplifier)
：7812B
：5.0mV/m/s
2
(49.1mV/G)±3％ at 100Hz
：5％ or less
：1Hz～8kHz
：DC7V0.5～4mA
：-10～+60℃
：24φ×50 Approx.60g
Specification
Accelerometer TYPE 7812B specification
１）Sensor
２）TYPE
３）Sensitivity
４）Transverse Sensitivity
５）Frequency characteristics
６）Constant-current supply
７）Temperature range
８）Size and Weight
Specification
Measurement range
Acceleration (ACC) ：0.02～200m/s
２
RMS
Velocity (VEL) ：0.02～200mm/s RMS
Displacement (DISP) ：2～2000μm EQp-p
Frequency range
Acceleration (ACC) ：3Hz～10kHz
Velocity (VEL) ：10Hz～1kHz(Compliant with JIS B0907-1989)
Displacement (DISP) ：10Hz～300Hz
Measurement range
Acceleration (ACC) ：20, 200m/s
2
RMS
Velocity (VEL) ：20, 200mm/s RMS
Displacement (DISP) ：200, 2000μm EQ p-p
Display characteristics
Acceleration (ACC) ：RMS, EQ Peak, Peak
Velocity (VEL) ：RMS, EQ Peak, Peak
Displacement (DISP) ：RMS, EQ Peak, EQ p-p Peak
EQ Peak＝RMS× ２，EQ p-p＝EQ Peak×２
Dynamic characteristic (Time constant)：RMS, EQ Peak, EQ p-p；1s
Peak；50msec (rise) / 3s (decay)
Liquid crystal display
Display ：LCD with backlight 128×64 dot
Hold ：Data hold
Digital display ：4digets, Display Period；1s or 2s (selectable)
(Average of 10 data at 100ms, 1s
or 20 data at 100ms, 2s)
Bar - graph ：0～100%
Warning (Overload) ：[Over] is displayed for full scale
Battery ：4-level residual display
Data memory ：Max.256, 4kB
Output Terminal ：AC on a Menu screen/Portable Headphone Change selection
AC Output ：Output Voltage
；1Vrms（FS）
Load resistance ；more than 100kΩ
Headphone Output ：Vibration sound monitor by exclusive Portable Headphone
With Volume function
Display precision ：±5％ （at 9.81m/s
2
159.1Hz）
I／O Terminal ：Data output for PC and Direct output to printer
Interface ；RS-232C
Operating Temperature ：Temperature ；-10～+50℃
Range Humidity ；30%～90%(no condensing)
Battery Type and Life ：2 Alkaline dry cells type LR03, Approx.12 hours or AC adapter
Consumption current（DC3V）；
When AC adaptor is used ；Approx.1.3VA
Size and Weight ：145(H)×48(W)×23.5(D) Approx.130g(Include Batteries)
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