User manual

20
4. Engineer Functions.
The engineer functions allow you to program various advanced parameters.
In order to access the engineer function press and hold the + button and
press the SET button. The [SET] and[ENGINEER] icons are displayed.
All control functions may be optionally password protected by a PIN code.
Pressing the CANCEL button during programming will cause the setting being
programmed to change back to its original value.
Pressing the CANCEL button twice consecutively, at any time while in the
engineer function, will cause the controller to exit the engineer function and
return to normal operation. Only items that have been OK’d will be changed.
If no keypad action takes place for 60 seconds while in the engineer function,
the controller will exit the engineer function and return to normal operation.
Only items that have been OK‘d will be changed.
4.1 General password (PIN Protection)
When the ENGINEER function is invoked, the controller will prompt you for
the password; the PIN will be displayed and four zeros will be displayed with
the first zero flashing.
Press the + or – buttons until the correct first digit of the PIN code is
displayed. Press OK to enter this dighit.
Once accepted the second zero will flash. Press the + or – buttons until the
correct second digit of the PIN code is displayed. Press OK to enter this digit.
The third zero will flash. Press the + or – buttons until the correct third digit of
the PIN code is displayed. Press OK to enter this digit.
Next the fourth zero will flash. Press the + or – buttons until the correct fourth
digit of the PIN code is displayed. Press OK to enter this digit.
Once the PIN code has been set and accepted, you will immediately gain
acess to the control settings (explained below)
• Access will remain available for 60 seconds after the last button press,
after which the PIN code will have to be entered again to get access to
the settings.
• If the PIN code is not available, contact the manufacturer for the
master PIN code.