FLIR Commercial Systems Inc. EX845 Manual Do Utilizador

 

11 

To freeze the LCD reading, press the HOLD button. While data hold is active, the HOLD icon appears on the 
LCD. Press the HOLD button again to return to normal operation. 

The Peak Hold function captures the peak AC or DC voltage or current. The meter can capture negative or 
positive peaks as fast as 1 millisecond in duration.  

 

1. 

Turn the function switch to the A or V position. 

2. Use 

the 

MODE button to select AC or DC . 

3. 

Allow time for the display to stabilize. 

4. 

Press and Hold the PEAK button until “CAL” appears in the display. This procedure will zero the range 

selected. 

5. Press 

the 

PEAK button, Pmax will display. 

6. 

The display will update each time a higher positive peak occurs. 

7. Press 

the 

PEAK button again, Pmin will display. The display will now update and indicate the lowest 

negative peak. 

8. 

To return to normal operation, press and hold the PEAK button until the Pmin or Pmax indicator 

switches off. 

Note: If the Function switch position is changed after a calibration the Peak Hold calibration must be 
repeated for the new function selected. 

1. Press 

the 

MAX/MIN key to activate the MAX/MIN recording mode. The display icon "MAX" will appear. 

The meter will display and hold the maximum reading and will update only when a new “max” occurs. 

2. Press 

the 

MAX/MIN key and “MIN” will appear The display icon "MIN" will appear. The meter will display 

and hold the minimum reading and will update only when a new “min” occurs 

3. Press 

the 

MAX/MIN key and a blinking “MAX MIN” will appear. The meter will display the present 

reading, but will continue to update and store the max and min readings. 

4. 

To exit MAX/MIN mode press and hold the MAX/MIN key for 2 seconds. 

The temperature units selection switch is located in the battery 

compartment. 

To change the units, remove the battery door, lift out the battery 

and set the 

switch for the desired units. 

The LCD is equipped with backlighting for easier viewing, 

especially in 

dimly lit areas. Press the backlight button to turn the backlight on. 

Press again to 

turn the backlight off.  

 

1 、Long pres s       2 seconds Bluetooth enable, LCD display Bluetooth symbol, again long by 2 seconds  

Bluetooth disabled, LCD Bluetooth symbol disappears. 
   2、And with the Bluetooth-enabled devices like the primary, the short press       switch trigger signal is stored, 
once again short the switch, cancel trigger stored signal, 

In order to conserve battery life, the meter will automatically turn off after approximately 25 minutes. To turn 
the meter on again, turn the function switch to the OFF position and then to the desired function position. 

WARNING: To avoid electrical shock, disconnect the meter from any circuit, remove the test leads from the 
input terminals, and turn OFF the meter before opening the case. Do not operate the meter with an open 
case. 

Periodically wipe the case with a damp cloth and mild detergent; do not use abrasives or  
solvents. If the meter is not to be used for 60 days or more, remove the battery and store it separately. 

1. 

Remove the Phillips head screw that secures the rear battery door 

2. 

Open the battery compartment 

3. 

Replace the 9V battery 

4. 

Secure the battery compartment