Kenwood VT-176 Instruction Manual

Kenwood VT-176 Instruction Manual

2 channel ac voltmeter

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2 CHANNEL AC VOLTMETER
VT-176
VT-177
INSTRUCTION MANUAL
KENWOOD CORPORATION
©PRINTED IN J ,
,N

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Summary of Contents for Kenwood VT-176

  • Page 1 2 CHANNEL AC VOLTMETER VT-176 VT-177 INSTRUCTION MANUAL KENWOOD CORPORATION ©PRINTED IN J ,...
  • Page 2: Table Of Contents

    CONTENTS G E N E R A L F E A T U R E S S P E C I F I C A T I O N S F U N C T I O N A L C O N T R O L S O P E R A T I O N ••...
  • Page 3: G E N E R A L

    G E N E R A L F E A T U R E S K E N W O O D ' S Model V T - 1 7 6 , and V T - 1 7 7 are dual- T w o power source c i r c u i t s , positive and negative, channel electronic voltmeter sets having t w o...
  • Page 4: S P E C I F I C A T I O N S

    3. S P E C I F I C A T I O N S Remote range selection is possible in a simple w a y t h a t optional remote control unit " R T - 6 2 " can be [Meter Section] connected to V T - 1 7 7 , since is attached...
  • Page 5 Residual voltage : Less than 30A/ V w i t h [Power Supply Section] input shorted on 0.3mV range. Line voltage : 100, 120, 220V A C ±10%, C r o s s t a l k , Individual : Less than - 8 0 d B w i t h other 2 1 6 - 2 5 0 V A C , 50/60Hz...
  • Page 6: F U N C T I O N A L C O N T R O L S

    F U N C T I O N A L C O N T R O L S Front Panel (see Figure 1 ) I D E N T I F I C A - R E F E R - D E S C R I P T I O N ENCENo.
  • Page 7 R e a r Pane! (see F i g u r e 2 ) R E F E R E - I D E N T I F I C A - D E S C R I P T I O N N C E No.
  • Page 8: Operation

    OPERATION set the selectors to the positions before connecting the cables to points to be measured. Otherwise, the D C voltage causes a high surge, which could • S e t - u p burn voltmeter. Press the O N / O F F pushswitch © in. The Power- on indicator ©...
  • Page 9 r a t i o of around 1 0 d B . A l s o , the dB scale a l l o w s Voltage Scales continuous measuring up to +40dB(1 to 100V) by See F i g u r e s turning the selector upward.
  • Page 10: A P P L I C A T I O N S

    6. A P P L I C A T I O N S • How to Use Remote Control Function T h i s equipment is characterized by an optional remote The basic use of your voltmeter is to measure sinusoidal control function.
  • Page 11 circuits by changing the signal generator frequency. Voltage Calculations of Some Special Waveforms V o l t m e t e r is capable of directly reading a gain between A n voltmeter of absolute-mean value indication type, reads root-mean-square values of sinusoidal wave inputs. two points as having two independent voltmeters.
  • Page 12 2 A / 2 F r e q u e n c y r e s p o n s e • Absolute-mean v a l u e = x = 0 . 9 x . • Root-mean-square value = —...
  • Page 13: Maintenance

    C r o s s t a l k c h a r a c t e r i s t i c MAINTENANCE R e p l a c i n g t h e f u s e (see F i g u r e 8 ) R E P L A C I N G F U S E S T E R E O A M P...
  • Page 14: A L I G N M E N T

    A L I G N M E N T V o l t m e t e r w a s presicely aligned a t the f a c t o r y . However it can be aligned through the adjust holes located on the side w i t h leaving is housed in the casing, if required.
  • Page 15 Set the C H 2 S E L E C T O R pushbatton to release 12. A d j u s t TC101 until the pointer swings to the f u l l ( i n d i v i d u a l p o s i t i o n ) . scale.
  • Page 16: C A U T I O N S For Use

    Do not leave your voltmeter a t any of high p r o d u c t KENWOOD CORPORATION temperature and humidity places for a long period of time. 17-5, 2-chome, Sh.buya, Shibuya-ku, Tokyo 150, Japan...

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Vt-177

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