Martel Electronics LC-110/H - Manual (Page 16)

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text modes. Press the knob to save the contrast value. Press MENU/
EXIT to restore the previous selection and return to the main display.
4.7 Configuring Auto Shutdown
Auto Shutdown Time
10 MIN.
This function sets or disables the time before the unit automatically
shuts down if the keypad is not used. The value can be set to
‘Disabled’, or from 1 to 30 minutes.
Rotate the knob to adjust the value. Press and hold the knob to save
it. Press MENU/EXIT to restore the previous value and return to the
main display.
4.8 HART Write Enable
This setting is available only on the LC-110H. It protects all functions
on the Modify Setup menu, and the Device Diagnostic, Trim 4mA,
Trim 20mA, Set Fixed Output, and PV Zero functions. The default
setting is “ON”, but may be turned off if the user wants to protect
against unauthorized use.
HART Write Enable
OFF ON
Rotate the knob to move the reverse video highlight to the desired
selection. Press the knob to save the highlighted selection. Press
MENU/EXIT to restore the previous selection and return to the main
display.
Before the setting is changed, a password is required to accept it.
The password is set to 617 at the factory. Enter the password on the
following display. The range of values that can be set is 000 to 999.