Parker Airtek MSC4000, Руководство пользователя

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MSC4000 - MSC15000 USER MANUAL
Output States
Suction/Liquid Line Solenoids – ON indicates that the suction and liquid line valves are both open, indicating the
refrigeration system is active.
Unloader Bypass Solenoid –
ON
indicates that the bypass valve across the compressor is open. Does not apply to
dryers with variable speed drives.
Cylinder Unloader Banks A & B –
ON indicates that compressor corresponding cylinder is unloaded.
Alarm Relay – ON indicates that the alarm relay contacts are open. The alarm relay is set for normally open or
normally closed operation in the User Settings screen.
Fan Bank #1 through #3 –
ON
indicates the corresponding fan is running. See the Factory Settings screen for fan
pressure settings.
Compressor #1 through #4 –
ON indicates the corresponding compressor control relay in the PLC is open.
Drain #1 and #2 – ON indicates the corresponding drain valve is open.