Extech Instruments 407790A, Руководство пользователя

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407790A-EN_V2.4 1/20
3.7.3 Trigger Time Setting
This is a reoccurring Trigger that will start a meter recording at a specific Trigger delay time
setting and the recording will stop at the set Measurement time and then start up again at the
trigger wait time.
1. Press the MENU button to enter the menu list screen.
2. Use the

+
/

-
buttons to select K). “Trigger” then press the

button.
3. Use the

+
/

-
buttons to select “TIME” then press the

button.
4. Use the

+
/

-
buttons to select “2). Trigger Band” then press the

button.
5. Use the

+
/

-
and

buttons to set the value to AP then press the

button.
6. Use the

+
/

-
buttons to select “3). Trigger Time” then press the

button.
7. Use the

+
/

-
and

buttons to set the value of the reoccurring trigger timer
Hour:Minute:Second then press the

button.
8. Press the MENU button to return to the measurement screen.
3.7.4 Trigger Level Setting
The Triger can be set to start a meter recording at a specific Trigger dB level setting.
AP
AP