Aktakom AM-1171 Manual do utilizador - Página 4

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Ⅳ. Description of Safety Symbols

Warning!

High Voltage! Danger!

Ground

Double Insulation

Ⅴ. Description of Instrument Panel and Pushbutton Functions

1. Instrument model.

2. LCD display area.

3. Function button: Used to select various measurement functions.

3-1"Hold" backlight switch and reading-keeping switch. If the switch is pressed over 2 seconds, the backlight turns on.

Further press the switch over 2 seconds, the backlight turns off or automatically turns off after 10 seconds. Pressing the

switch within 2 seconds could lock or unlock the data retention. Press the switch once to lock and press it again to

unlock.

3-2 Hz/DUTY: Press the key in the gear of frequency can switch

between the frequency and the Duty Cycle.Press the key in the

gear of AC Voltage or AC Curren can switch among the voltage,

current, frequency and duty cycle.

3-3 MAX/MIN: The maximum value and minimum value.Press the

function button and enter MAX mode, in which the maximum

value is held; press the button again to enter MIN mode, in which

the minimum value is held. After the MAX/MIN mode is entered,

the display device indicates the MAX/MIN value. No analog bar

display and auto power off function in this working environment.Press

down MAX/MIN button for 2 seconds, and then exit from MAX or MIN test.

3-4 Range: Automatic/Manual Range Switch. Pre-set it to automatic range when the device starts up, then switch it to

manual range. In the mode of manual range, press the "RANGE" button once, it will skip to the previous shift. When it

goes to the highest shift, it goes back to the lowest shift when the button is pressed again. The procedure repeats again in

the same order. Press the button over 2 seconds, it will exit from manual range and enter the state of automatic range

measurement.

3-5 REL: Relative Value Measurement. Press this key to show the relative value measurement, press again to cancel the

relative value measurement. The procedure repeats in the same order. Press this key over 2 seconds, it will switch to

RS232, which can be showed on the LCD screen and the RS232 data transmission is thus open. Further press the key

over 2 seconds, the RS232 icon diappears on the LCD screen. Now the RS232 data transmission terminates. The

procedure repeats.

4. "POWER"is the power switch.

5. Function Selection Button.

www.tmatlantic.com

Battery Undervoltage

AC/DC

In accordance with the instructions of European

Trade Union

Fuse

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3-1

3-2

3-3

3-4

3-5