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The Digital Controller For Large chillers ESIE 05-07

2–118 Part 2 – Functional Description

Screen 4 This screen shows information about the pressures of circuit 1:

Screen 5 This screen shows information about the pressures of circuit 2:

Screen 6 This screen shows information about the compressor running hours:

Line n° Display Description

1 ACT. PRESSURES C1 Pressure data of circuit 1

2 HP1: b = °C Actual high pressure and corresponding temperature

3 LP1: b = °C Actual low pressure and corresponding temperature

4 HP SETPOINT C1: b This line is only for units with inverter fan control. It

shows the target high pressure set point.

Line n° Display Description

1 ACT. PRESSURES C2 Pressure data of circuit 2

2 HP2: b = °C Actual high pressure and corresponding temperature

3 LP2: b = °C Actual low pressure and corresponding temperature

4 HP SETPOINT C: b This line is only for units with inverter fan control. It

shows the target high pressure set point.

Line n° Display Description

1 EXTRA READ-OUT Compressor running hours.

2.1 RH 1 Total running hours of compressor 1

2.2 CS 1 Total amount of start-ups of compressor 1.

3.1 RH 2 Total running hours of compressor 2

3.2 CS 2 Total amount of start-ups of compressor 2.

4 AMBIENT Actual ambient temperature (this line is only visible if the

unit is not water-cooled).

ESIE05-07.book Page 118 Wednesday, October 11, 2006 10:42 AM