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20A

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30sec.

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15 min.

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                            ZI-6550     

OPERATING INSTRUCTION 

   

DIGITAL MULTIMETER 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

               

www.zicotech.com 

SAFETY INFORMATION 

 

The following safety information must be observed to 

insure maximum personal safety  during the operation 

at this meter: 

 

 

Do  not  use  the  meter  if  the  meter  or  test  leads 

look damaged, or if you suspect that the meter is 

not operating properly. 

 

Never  ground  yourself  when  taking  electrical 

measurements. Do not touch exposed metal pipes, 

outlets,  fixtures,  etc.,  which  might  be  at  ground 

potential.  Keep  your  body  isolated  from  ground 

by using dry clothing, rubber shoes, rubber mats, 

or any approved insulating material. 

 

Turn  off  power  to  the  circuit  under  test  before 

cutting,  unsoldering,  or  breaking  the  circuit. 

Small amounts of current can be dangerous. 

 

Use caution when working above 60V dc or 30V 

ac rms. such voltages pose a shock hazard. 

 

When using the probes, keep your fingers behind 

the finger guards on the probes. 

 

Measuring  voltage  which  exceeds  the  limits  of 

the  multimeter  may  damage  the  meter  and 

expose  the  operator  to  a  shock  hazard.  Always 

recognize  the  meter  voltage  limits  as  stated  on 

the front of the meter. 

 

 

Never apply voltage or current to the meter that 

exceeds the specified maximum: 

 

 

SAFETY SYMBOLS 

 

This  symbol  adjacent  to  another 

symbol,  terminal  or  operating  device 

indicates  that  the  operator  must  refer 

to  an  explanation  in  the  Operating 

Instructions  to  avoid  personal  injury 

or damage to the meter. 

This 

WARNING

  symbol  indicates  a 

potentially  hazardous  situation,  which 

if not avoided, could result in death or 

serious injury. 

This 

CAUTION

  symbol  indicates  a 

potentially  hazardous  situation,  which 

if  not  avoided,  may  result  damage  to 

the product. 

This  symbol  advises  the  user  that  the 

terminal(s)  so  marked  must  not  be 

connected  to  a  circuit  point  at  which 

the  voltage  with  respect  to  earth 

ground  exceeds  (in  this  case)  1000 

Input Limits 

Function 

Maximum Input 

V DC or V AC 

1000V  DC,  700V 
AC 

mA DC/AC 

200mA DC/AC 

A DC/AC 

20A  DC/AC  (30 
seconds  max  every 
15 minutes) 

Frequency, 
Resistance, 
Capacitance,  Diode, 
Continuity 
Temperature 

250V DC/AC 

WARNING 

CAUTION 

MAX   

500V

 

Содержание ZI-6550

Страница 1: ...easuring voltage which exceeds the limits of the multimeter may damage the meter and expose the operator to a shock hazard Always recognize the meter voltage limits as stated on the front of the meter Never apply voltage or current to the meter that exceeds the specified maximum SAFETY SYMBOLS This symbol adjacent to another symbol terminal or operating device indicates that the operator must refe...

Страница 2: ...on Low battery indication The is displayed when the battery voltage drops below the operating level Auto power off Meter automatically shuts down after approx 10 minutes of inactivity Measurement rate 2 times per second nominal Operating environment 0 oC to 50 oC 32 oF to 122 oF at 70 relative humidity Storage temperature 20 oC to 60 oC 4 oF to 140 oF at 80 relative humidity For inside use max hei...

Страница 3: ...e exceeds the range you have selected Change to a higher range NOTE On some low AC and DC voltage ranges with the test leads not connected to a device the display may show a random changing reading This is normal and is caused by the high input sensitivity The reading will stabilize and give a proper measurement when connected to a circuit BACK LIGHT BUTTON The BACK LIGHT BUTTON is used to turn th...

Страница 4: ...50V AC CAUTION Do not make current measurements on the 20A scale for longer than 30 seconds Exceeding 30 seconds may cause damage to the meter and or the test leads 1 Insert the black test lead banana plug into the negative COM jack 2 For current measurements up to 200mA AC set the function switch to the mA range and insert the red test lead banana plug into the mA jack 3 For current measurements ...

Страница 5: ...pacitor to be tested The display will indicate the proper decimal point value REPLACING THE BATTERY WARNING To avoid electric shock disconnect the test leads from any source of voltage before removing the battery door 1 When the batteries become exhausted or drop below the operating voltage BAT will appear in the right hand side of the LCD display The battery should be replaced 2 Follow instructio...

Страница 6: ...proper size and value 0 2A 250V fast blow for the 200mA range 20A 250V fast blow for the 20A range 1 Put the back cover Insert the screw and tighten it securely WARNING To avoid electric shock do not operate your meter until the fuse door is in place and fastened securely ...

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