Sterling GP Series To set password protections, Press the button to access the menu screen, 20 of

Operator Password. If you define a password for operators, then a password will be required to carry out any fuction (other than reviewing the status screens). Entering the operator’s password will give the user access to the setpoints for leaving temperature, high temperature warning, high temperature fault.

Supervisor Password. If you define a password for supervisors (or setup personnel) then most settings can be changed only after entering the password. The password will be required to display the extended setpoints for operating parameters and alarms. Section 4-6 shows a table of setpoints and the restrictions between Operator and Supervisor.

To set password protections:

1.Press the button to access the menu screen.

2.Press the or to highlight SETPOINTS, and press .

3.Press the or until the following screen appears for the Operator Password

or the following screen for the Supervisor Password

4.Press to accept the screen, and then press until the Operator or Supervisor Password line is highlighted.

5.Press or to increment or decrement the number. The password can be between 0 and 9999.

GP Series Portable Chillers Chapter 3: Installation 20 of 44