Omega DP26-RTD Manuale Utente Scaricare il pdf (Pagina 16)

2.5 FRONT PANEL LOCKOUT

2.5.1 PUSH BUTTON LOCKOUT

To lock the RESET, MENU and SETPTS buttons, verify that the S3-A jumper is

installed and the S3-E jumper is not installed, then follow these steps:

In the run mode-

1. Press and hold down the RESET button. The meter shows “SP.RS”. Do not

release the RESET button.

2. Press the MENU button and hold RESET button down (3-5 seconds) until the

meter shows “LOCK”.

3. Release both buttons.

To unlock the RESET, MENU and SETPTS buttons, follow these steps:

1. Press and hold down the RESET button. The meter shows “LOCK”. Do not

release the RESET button.

2. Press the MENU button and hold RESET button down (3-5 seconds) until the

meter shows “UN.LK”.

3. Release both buttons.

2.5.2 JUMPER LOCKOUT

To lock all front panel buttons, remove the S3-A jumper (refer to Figure 3-2).

To lock the MENU button only, verify that the S3-B jumper is removed, then install

the S3-A and S3-E jumpers, (refer to Table 3-1).

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Omega DP26-RTD Manuale Utente Pagina 16