Extech Instruments MN26 User Manual Download Page 4

MN26T    V4.0   05/05 

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Diode Test

 

Test current of 0.3mA maximum, open circuit voltage 1.5V DC 
typical 

Continuity Check

 

Audible signal will sound if the resistance is less than 
approximately 30

, test current <0.7mA 

Input Impedance

 7.5M

 (VDC and VAC) 

Display 

4000 count LCD 

Overrange indication

 

“OL” is displayed 

Polarity

 

Automatic (no indication for positive polarity); Minus (-) sign for 
negative polarity. 

Measurement Rate 

2 times per second, nominal 

Auto Power Off 

Meter automatically shuts down after 15 minutes of inactivity 

Low Battery Indication 

“BAT”

 is displayed 

Batteries

 

Requires two AAA batteries

 

Fuses

  

mA, 

µ

A ranges, 0.5A/250V fast blow 

 

10A range, 10A/250V fast blow 

Operating Temperature

 32

o

F to 122

o

F (0

o

C to 50

o

C) 

Storage Temperature

 -4

o

F to 140

o

F (-20

o

C to 60

o

C) 

Relative Humidity 

<70% operating, <80% storage 

Operating Altitude 

7000ft (2000 meters) maximum. 

Weight

  

9.17 oz. (260g). 

Size

  

4.78” x 2.38” x 1.57” (121.5mm x 60.6mm x 40mm) 

Safety 

For indoor use and in accordance with Overvoltage Category 
II, Pollution Degree 2. Category II includes local level, 
appliance, portable equipment, etc., with transient 
overvoltages less than Overvoltage Category III. 

 

Meter Description 

1. LCD 

Display 

2. Function 

switch 

3. Function 

key 

4. Range 

key 

5. Temperature 

jack 

6. COM 

jack 

7. 10A 

jack 

8. Positive 

jack 

9. Relative 

key 

10.  Data Hold key 

 

 
 
 
Note: 

Tilt stand, fuse and battery compartment are on rear of unit. 

Summary of Contents for MN26

Page 1: ...User s Manual MiniTecTM Series Model MN26 Model MN26T includes temperature probe Mini Autoranging MultiMeter...

Page 2: ...damage before use 5 Do not exceed the maximum rated input limits 6 Use great care when making measurements if the voltages are greater than 25VAC rms or 35VDC These voltages are considered a shock haz...

Page 3: ...reading 5 digits 999 9Hz 0 1Hz 9 999kHz 0 001kHz 99 99kHz 0 01kHz 999 9kHz 0 1kHz 1 2 reading 2 digits 9 999MHz 0 001MHz 1 5 reading 4 digits Frequency Sensitivity 0 8V rms min 20 to 80 duty cycle and...

Page 4: ...AA batteries Fuses mA A ranges 0 5A 250V fast blow 10A range 10A 250V fast blow Operating Temperature 32 o F to 122 o F 0 o C to 50 o C Storage Temperature 4 o F to 140 o F 20 o C to 60 o C Relative H...

Page 5: ...and read the voltage on the display AC or DC Current Measurements CAUTION Do not make current measurements on the 10A scale for longer than 30 seconds followed by a 15 minute cool down period Exceedi...

Page 6: ...robe into the sub miniature temperature socket see separate instruction sheet at the end of this manual 2 Turn the rotary switch to the o C or o F position 3 Read the temperature on the display Note A...

Page 7: ...d reference value A reference voltage current etc can be stored and measurements made in comparison to that value The displayed value is the difference between the reference value and the measured val...

Page 8: ...removed to prevent damage to the unit Battery Replacement WARNING To avoid electric shock disconnect the test leads from any source of voltage before removing the battery fuse cover 1 Disconnect the t...

Page 9: ...returned to Extech The sender is responsible for shipping charges freight insurance and proper packaging to prevent damage in transit This warranty does not apply to defects resulting from action of...

Page 10: ...e thermocouple probe Sensor Type Type K thermocouple Chromel Alumnel Temperature range 40 to 482 o F 40 to 250 o C Lead length 39 1m Connector subminiature Note This probe is not UL listed more infor...

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