d k002 技術解説（電気信号の ... - shimadzu.co.jp

1 1 d_k002 .. 2 .. 2 .. 2 .. 2 .. 3 .. 5 .. 5 .. 5 .. 5 .. 6 .. 8 .. 8 .. 9 .. 9 .. 10 .. 10 ssrAmp1 .. 11 ssrDlog1 .. 12 .. 13 .. 13 .. 13 .. 13 .. 14 .. 14 .. 15 .. 15 2 PH ssrOs1 ssrAmp1 ssrOs1 PC S/W ssrDlog1

2 Vo Ro Rm Vm Vm=Rm/(Ro+Rm)*Vo Rm= M Ro 1M Vm Vo ssrOs1 Rm M 1% Ro 10k Rm=10M Rm=100 PH 10M 750V 600V 7kV 3 Low Voltage Directive 50 Vrms 75 VDC 30V 12V 1V 20V AC100V AC100V R AC100V AC100V R R 1015

3 1cm 1013 Rin ssrOS1 M Vin=100*106 1013 10 10 V C Rc=1 2 fC T 10 V AC100 10 V 1mV 10V 1mV 10V 10V 1M 9M 1/10 100V R1,R2 1/n R2 Rin R2*Rin/(R2+Rin) R n= R R1)/R R1 R2 1/10 R1=910kF R2=110kF F 1% 1/100 R1= R2=91k 1/100 V W 1000V P=V2 R R1=1M 1W R1 2W 1/2W 300V 1/2W 600V R1 W 4 2M 5 100k 1/100 1mm 3,000V 100V 2mm PC PC V- Ro Roe=0)

4 E AC100V Rm Rme Rm=0 E=100V Rm= PC PC PC PC E ssrOS1 DCDC PC 1000 Vmax E 5 1mV AC100V 1/f 100Hz OP Input noise OP07 OP to 10Hz V OP 10 4 V 10Hz 10 V 6 2

5 2 1 1 10 100mV 2 2 + 7 AC 50/60Hz C C1,C2 L R L R C C L R=(Ro+Rf) C Vc Vc=V 1+( CR)

6 2 =2 f R 1 1/100 C 20 F 50Hz CR R=1k C=20 t=20mS 100t 10t 1 F C2 1000pF DSP 8 PC E=Em*sin(wt)

7 0V Em Ea Ea= 2/ Em Ee Ee=Em/ 2 100V Em 141V AC100 9 MHz 1 MHz 1 MHz AC A AC C B C C OP 10 C CR2 C=47 R2=10 Hz 20mSec 17mSec C PC PC V 0-1V (1mV)

8 1/1000 OP R1 IC 11 ssrAmp1 ssrAmp1 ssrAmp1 ,10,100,1000 3V 2V V 0 2V 1000 1mV 1 V In+ In- 3 Vout 0V 2V Vref Out 5V -5V PC-USB 1, 10, 100.

9 1000 Max100mA ssrAmp1 12 ssrOs1 ADunit ssrOs1 ssrOs1 ssrAmp1 ssrDlog1 ssrOs1 40kHz V PC ssrDlog1 ADunit PC ADunit PIC PC ADunit PC ssrDlog1 ssrDlog1 PC 13 V=IR AC100V 10A 100V 1/100 V 10A R= P=I2R 1 m A 1mV 1 1mA 50.

10 60Hz Is RL Vo mA A RL RL PC 14 A A W P=I V 1 1 (J/s) 1 750W P=IV P=IV I=Imsin(wt), V=Vmsin(wt- ) 90 P=0 9