To set the HP POD 40c G2 serial number in the ECS:

1.Select POD S/N. A keypad appears.

2.Enter the HP POD 40c G2 serial number. For more information, see "Parts and part number identification (on page 8)."

3.Select Save to store the new parameters in the system configuration file.

Controller Settings screen

You can only access this screen after you have entered a service-level password.

The Controller Settings screen displays the control setpoints for each major system component.

You can set the following configuration options:

•Control routine interval

•Chilled water supply and return differential temperature setpoint (default = 12ºC (10°F))

•Temperature and pressure setpoints

•Temperature and pressure time constants

•Differential temperature and pressure P and I gain

•Temperature P, I, and D gain

Environmental control system 53