(8) Frequency (for 61-340 / 61-342)

Range

Resolution

Sensitivity

Accuracy

 

 

 

 

10.00Hz

0.01Hz

 

 

100.0Hz

0.1Hz

 

 

1.000KHz

1Hz

0.7V rms *

Frequency:

10.00KHz

10Hz

 

(± 0.1% + 3 digit)

100.0KHz

100Hz

 

 

 

1.000MHz

10KHz

 

 

4.000MHz

10KHz

3.0V rms

 

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Overload

protection

600V rms

(9) Temperature: Type K thermocouple (for 61-340 / 61-342)

Range

Resolution

Accuracy

 

 

 

-50 to 750 ºC

1ºC

±3.0% ± 3 ºC

-58 to1382 ºF

1ºF

±3.0% ± 5 ºF

(10) Auto Power Off (APO)

Overload

protection

Not Specified

If the meter idles for more than ≈ 10 minutes, the meter automatically turns the power off.

(11) Data Hold/Backlight

Press this button less than 2 seconds the meter enter data hold mode and “ HOLD ” symbol appear on LCD, and the momentary value while pressing the button display on LCD. Press it again to exit this mode and “ HOLD ” symbol disappear on display. As data hold function, this button do not effect on diode and continuity test function. The secondary function of this button is backlight enable and disable. If you press it more than 2 seconds, the backlight will be turn on and press it more than 2 seconds again will make the backlight off.

(12) SELECT

There are several functions at one rotary switch position, press SELECT button to select

function you want, It allowable to select AC or DC voltage, AC or DC current, Resistance ,Diode , Audible continuity or capacitance, or temperature measurement.

(13) RANGE

When power on, meter at auto range mode, press RANGE button you can select measurement range you want. Range is run up with times of pressing RANGE button until its max, then return the min range. Press RANGE button more than 2 seconds , the meter return to auto range. This button do not effect on frequency, duty cycle, capacitance, diode & continuity test and temperature measurement.

Form Number TM61340-2

Rev 2 November 2007

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IDEAL INDUSTRIES 61-340 technical manual Range Resolution Sensitivity Accuracy, Overload Protection