Fluke 1552A EX User Manual

9 

The Auto-off parameters control when the Product automatically turns off after inactivity 

on the keypad. 

K  

Increase the auto-off setting and the primary data field from "OFF" to 1 minute 

and stopping at 20 minutes. 

L 

Decrease the auto-off setting and the primary data field from 1 minute to "OFF" 

and stopping at "OFF". 

C 

Exit back to menu item. 

Initially, the primary data field shows the percentage of remaining battery life. This 

display can be toggled to show the battery voltage and is constantly updated to show 

current battery capacity. 
Push 

C to toggle between the two data displays. 

This selection shows the operating temperature of the internal electronics in 

°

C or 

°

F. 

K 

Change the unit 

°

C or 

°

F. 

L 

Change the unit 

°

C or 

°

F. 

C  Exit back to menu item. 

An “Overtemp” warning is shown if the internal electronics temperature 
is more than 50 

°

°

The Damping function is a running average of readings used to filter "noisy" temperature 

sources. The selections are OFF, 2, 5, or 10 sample average. 

K 

Change the damp setting to the subsequent item in the list, cycling from the last 

to the first. 

L 

Change the damp setting to the previous item in the list, cycling from the first to 

the last. 

C   Exit back to menu item. 

The sampling rate calculates how often the Product samples data. The settings are 0.5, 1.0, 

or 2.0, shown in samples per second. 

K 

Change the rate setting to the subsequent item in the list, cycling from the last to 

the first. 

L 

Change the rate setting to the previous item in the list, cycling from the first to 

the last. 

C   Exit back to menu item.