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10 

MAX Hold button 

To hold the highest reading on the LCD 

1.  Press  the  MAX  hold  button.  The  meter  reading  will  not 

change as readings change 

2.    Press  the  MAX  hold  button  again  to  return  to  normal 

operation. 

 

Hold Button 

The  Data  Hold  function  allows  the  meter  to  “freeze”  a 
measurement for later reference

 

1. 

Press the “

DATA HOLD

” button to “freeze” the display, the 

HOLD

” indicator will appear. 

2. Press 

the  “

DATA  HOLD

”  button  to  return  to  normal 

operation. 

 

AUTO POWER OFF 

The auto off feature will turn the meter off after 15 minutes.

 

 
REPLACING THE BATTERY 

1. Remove the bottom cover and secure the screw. 
2. Replace old battery with fresh Two 1.5V AAA & 9V    type 

battery. 

3. Replace the bottom cover and secure the screw. 
 
 
 

REPLACING THE FUSES 

WARNING:  To  avoid  electric  shock,  disconnect  the  test 
leads  from  any  source  of  voltage  before  removing  the  fuse 
cover. 

Содержание ZI-2090

Страница 1: ...1 ZI 2090 Instruction Manual 2in1 LAN Tester Multimeter www zicotech com...

Страница 2: ...ther at a wall jack or a patch panel adding up to value and convenience Proper use and care of this meter will provide years of reliable service Features 2in1 LAN Tester Multimeter Measures DC AC Volt...

Страница 3: ...further information This symbol adjacent to a terminal indicates that under normal use hazardous voltages may be present Double insulation Safety Precautions 1 Improper use of this meter can cause da...

Страница 4: ...care when making measurements if the voltages are greater than 25VAC rms or 35VDC These voltages are considered a shock hazard 6 Always discharge capacitors and remove power from the device under test...

Страница 5: ...splay for receiving end Jack 2 7 Test switch for auto scan 8 LAN tester Power switch 9 Test switch for manual scan Digital multimeter part Description 10 17 10 Function switch 11 3 1 2 Digit 2000 coun...

Страница 6: ...0mA 200 0mA 2 0 rdg 3d AC Current 200 0 A 2000 A 1 8 rdg 8d 20 00mA 200 0mA 2 5 rdg 8d Resistance 200 0 0 8 rdg 5d 2 000k 20 00k 200 0k 1 2 rdg 3d 2 000M 2 0 rdg 5d 20 00M 5 0 rdg 8d Max input voltage...

Страница 7: ...ure 14 o F to 122 o F 10 o C to 50 o C Weight 308g Size 162x74 5x44 0mm Standard IEC61010 1 CAT III 600V Pollution degree II CE Approved Operation AC DC VOLTAGE MEASUREMENTS CAUTION Do not measure AC...

Страница 8: ...ack test probe tip to the negative side of the circuit Touch the red test probe tip to the positive side of the circuit 7 Apply power to the circuit 8 Read the current in the display RESISTANCE MEASUR...

Страница 9: ...e positive terminal 3 on the display 4 Touch the test probe tips to the circuit or wire you wish to check 5 If the resistance is less than approximately 150 the audible signal will sound If the circui...

Страница 10: ...HOLD button to freeze the display the HOLD indicator will appear 2 Press the DATA HOLD button to return to normal operation AUTO POWER OFF The auto off feature will turn the meter off after 15 minutes...

Страница 11: ...place 9 Replace and secure the rear cover battery and battery cover Multi Network Modular Cable Tester Operation Note Make sure the battery power is sufficient Insufficient battery power will lead to...

Страница 12: ...able Test anduse the operations manual for the correct LED pin out display Coaxial Cable Test 1 Plug the two attached BNC adapter cables on both RJ45 jacks Then connect the tested cable to each end of...

Страница 13: ...ing end of the master unit Sample Test Results 1 2 3 4 5 6 7 8 G 1 Continuity Pin 2 has continuity 1 2 3 4 5 6 7 8 G 2 Open Pin 2 is opened 1 2 3 4 5 6 7 8 G 3 Short Pin 2 and Pin 3 are shorted 1 2 3...

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