FLIR Extech 380926 User Manual Download Page 7

380926 -EN-V7.1-3/12 

 

7

Automatic / Manual Range Selections 

The meter defaults to the autoranging mode when turned on. "

AUTO

" will appear in the display. 

To select manual ranging, press the 

RANGE

 key. Momentary presses of the 

RANGE

 key will 

step through the ranges. To return to the Auto Range mode, press and hold the 

RANGE

 key for 2 

seconds. 

Relative Reading Measurements 

Press the 

REL

 key to enter the relative mode. "

REL

" will appear in the display. In the relative 

mode, the meter stores the reading that was on the display at the time of the 

REL

 key is pressed 

and displays the difference between the measured value and the stored value 
Press the 

REL

 key to return to normal mode. 

Data Hold / Backlight key 

Press the 

HOLD

 key momentarily to freeze the present reading on the LCD."

H

" will appear in the 

display. Press 

HOLD

 again to return to normal operation.  

Backlight 

Press and hold the 

Hold

 key for 2 seconds to activate the backlighting. The backlight will 

automatically turn off to conserve energy after approx 12 seconds. 
 
 
 

MAINTENANCE 

Battery Replacement 

When the low battery symbol appears on the LCD, replace the meter’s 9V battery. 

1. 

Remove power to the meter and remove test leads from meter 

2. 

Remove the Phillips head screw (back of meter) and open the battery compartment. 

3. 

Remove and replace the 9V battery. 

4. 

Replace the compartment cover and rear screw. 

You, as the end user, are legally bound (

EU Battery ordinance

) to return all used 

batteries, 

disposal in the household garbage is prohibited! 

You can hand over your 

used batteries / accumulators at collection points in your community or wherever 
batteries / accumulators are sold! 

Disposal: 

Follow the valid legal stipulations in respect of the disposal of the device at 

the end of its lifecycle 

 

Fuse Replacement 

NOTE

: Fuse Rating: 500mA (5mm x 20mm diameter) 

1. 

The meter is provided with one overload protect 500mA fuse for current measurements 
(direct input NOT clamp measurements). 

2. 

To replace the fuse, open the meter case by removing the battery cover and battery and then 
the four screws holding the rear case. 

3. 

The fuse is located on the Main PCB. 

4. 

Replace fuse and secure meter case. 

 
 

www.

GlobalTestSupply

.com

Find Quality Products Online at:

[email protected]

Summary of Contents for Extech 380926

Page 1: ...User s Manual 2000A Auto Ranging True RMS Clamp DMM MODEL 380926 www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com...

Page 2: ...his indicates that a potentially hazardous condition which if not avoided could result in injury or damage to the meter Reply to request Safety Precautions 1 WARNING Improper use of this meter can cau...

Page 3: ...Symbols AC current or Voltage DC current or Voltage Continuity H Display hold REL Relative AUTO Auto range Diode Display Backlight Units mV V millivolt volt voltage k M ohm kilohm megohm resistance p...

Page 4: ...s the RANGE button before pressing DCA ZERO button 6 Read the measured value from the LCD display NOTE If the DCA zero button is used to zero the meter the clamp meter remains in the auto range mode I...

Page 5: ...he FUNC key until the ohms symbol appears on LCD 3 Insert the black test lead to the COM input jack and the red test lead to the input jack 4 Connect test leads to the device under test see diagram 5...

Page 6: ...input jack 4 Connect the tips of the test leads to the device to be measured see diagram 5 Read the frequency value in Hz on the LCD Duty Cycle Measurements Follow the steps as for Frequency measureme...

Page 7: ...seconds MAINTENANCE Battery Replacement When the low battery symbol appears on the LCD replace the meter s 9V battery 1 Remove power to the meter and remove test leads from meter 2 Remove the Phillips...

Page 8: ...k 1 40 00 k 10 400 0 k 100 1 0 5d 4 000 M 1k 2 0 2d Resistance 40 00 M 10k 3 5 5d 400 0 A 0 1 A 4000 A 1 A 40 00mA 0 01mA AC DC Current Direct Input 400 0mA 0 1mA 1 2 5d 45Hz to 1KHz 5Hz 0 001Hz 50Hz...

Page 9: ...umption 5mA approx Low Battery Indication Battery icon appears on LCD Sampling rate 1 reading every 0 35 seconds approx Standards CE IEC 1010 1 CAT III 1000V and CAT IV 600V Operating Temperature Humi...

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