Emerson VSG & VSSG Specifications

Single Screw Compressor PLCOperation manualFOR UNITS BUILT AFTER JULY 1, 2013

TOC - 6Single Screw Compressor PLC Operation Manual •Vilter/Emerson • 35391CMList of Tables and FiguresTable/Figure Section Number TablesTable 11-1.

9 – 6Section 9 • Step and PID Device Control ScreensSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMFigure 9-6. Water Cooled Af

9 – 7Section 9 • Step and PID Device Control ScreensSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMCondenser ScreensFigure 9-7

9 – 8Section 9 • Step and PID Device Control ScreensSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMFigure 9-8. Condenser (VFD

9 – 9Section 9 • Step and PID Device Control ScreensSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMFigure 9-9. Water Cooled Co

9 – 10Section 9 • Step and PID Device Control ScreensSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMLiquid Injection Valve Scr

9 – 11Section 9 • Step and PID Device Control ScreensSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMFigure 9-11. Liquid Inject

9 – 12Section 9 • Step and PID Device Control ScreensSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMFigure 9-12. Discharge Rec

9 – 13Section 9 • Step and PID Device Control ScreensSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMVolume Slide Details Scree

9 – 14Section 9 • Step and PID Device Control ScreensSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMStart Menu Popup ScreenFig

10 – 1Section 10 • Diagnostic ScreensSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMIO/Comms Diagnostics ScreenFigure 10-1. IO

TOC - 7Single Screw Compressor PLC Operation Manual •Vilter/Emerson • 35391CMFigure 3-6. Refrigeration Compressor Unit Overview Screen Example 2, VSM

10 – 2Section 10 • Diagnostic ScreensSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMEvent List ScreenFigure 10-2. Event List S

10 – 3Section 10 • Diagnostic ScreensSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMDiagnostics Forced Outputs ScreenFigure 10

10 – 4Section 10 • Diagnostic ScreensSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMCaptured Data at Shutdown ScreenFigure 10-

10 – 5Section 10 • Diagnostic ScreensSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMInitial Baseline Running Data ScreenFigure

10 – 6 / BlankSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CM

11 – 1Section 11 • Alarms, Trips, Status Information & TroubleshootingSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMAlarm

11 – 2Section 11 • Alarms, Trips, Status Information & TroubleshootingSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMAlarm

11 – 3Section 11 • Alarms, Trips, Status Information & TroubleshootingSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMAlarm

11 – 4Section 11 • Alarms, Trips, Status Information & TroubleshootingSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMAlarm

11 – 5Section 11 • Alarms, Trips, Status Information & TroubleshootingSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMAlarm

TOC - 8Single Screw Compressor PLC Operation Manual •Vilter/Emerson • 35391CMFigure 10-1. IO/Comms Diagnostics Screen ...

11 – 6Section 11 • Alarms, Trips, Status Information & TroubleshootingSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMAlarm

11 – 7Section 11 • Alarms, Trips, Status Information & TroubleshootingSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMAlarm

11 – 8Section 11 • Alarms, Trips, Status Information & TroubleshootingSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMAlarm

11 – 9Section 11 • Alarms, Trips, Status Information & TroubleshootingSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMTrip

11 – 10Section 11 • Alarms, Trips, Status Information & TroubleshootingSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMTrip

11 – 11Section 11 • Alarms, Trips, Status Information & TroubleshootingSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMTrip

11 – 12Section 11 • Alarms, Trips, Status Information & TroubleshootingSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMTrip

11 – 13Section 11 • Alarms, Trips, Status Information & TroubleshootingSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMTrip

11 – 14Section 11 • Alarms, Trips, Status Information & TroubleshootingSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMTrip

11 – 15Section 11 • Alarms, Trips, Status Information & TroubleshootingSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMTrip

1 – 1Single Screw Compressor PLC Operation Manual •Vilter/Emerson • 35391CMSection 1 • General InformationHOW TO USE THIS MANUALThis manual contains i

11 – 16Section 11 • Alarms, Trips, Status Information & TroubleshootingSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMStat

11 – 17Section 11 • Alarms, Trips, Status Information & TroubleshootingSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMStat

11 – 18Section 11 • Alarms, Trips, Status Information & TroubleshootingSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMStat

11 – 19Section 11 • Alarms, Trips, Status Information & TroubleshootingSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMStat

11 – 20Section 11 • Alarms, Trips, Status Information & TroubleshootingSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMTrou

12 – 1Section 12 • Communications with a Central Controller/DCSSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMCommunication wi

12 – 2Section 12 • Communications with a Central Controller/DCSSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMLive Instrument

12 – 3Section 12 • Communications with a Central Controller/DCSSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMInterface Tag De

12 – 4Section 12 • Communications with a Central Controller/DCSSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMInterface Tag De

12 – 5Section 12 • Communications with a Central Controller/DCSSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMInterface Tag De

1 – 2Single Screw Compressor PLC Operation Manual •Vilter/Emerson • 35391CMSection 1 • General InformationDifferential PressureThe difference between

12 – 6Section 12 • Communications with a Central Controller/DCSSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMInterface Tag De

12 – 7Section 12 • Communications with a Central Controller/DCSSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMInterface Tag De

12 – 8Section 12 • Communications with a Central Controller/DCSSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMAlarm and Trip D

12 – 9Section 12 • Communications with a Central Controller/DCSSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMInterface Tag De

12 – 10Section 12 • Communications with a Central Controller/DCSSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMInterface Tag D

12 – 11Section 12 • Communications with a Central Controller/DCSSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMInterface Tag D

12 – 12Section 12 • Communications with a Central Controller/DCSSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMTRIPS (Data Typ

12 – 13Section 12 • Communications with a Central Controller/DCSSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMInterface Tag D

12 – 14Section 12 • Communications with a Central Controller/DCSSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMInterface Tag D

12 – 15Section 12 • Communications with a Central Controller/DCSSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMInterface Tag D

1 – 3Single Screw Compressor PLC Operation Manual •Vilter/Emerson • 35391CMSection 1 • General InformationHotgas BypassSelf-regulated valve which prov

12 – 16Section 12 • Communications with a Central Controller/DCSSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMSTATUS (Data Ty

12 – 17Section 12 • Communications with a Central Controller/DCSSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMInterface Tag D

12 – 18Section 12 • Communications with a Central Controller/DCSSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMInterface Tag D

12 – 19Section 12 • Communications with a Central Controller/DCSSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMInterface Tag D

12 – 20Section 12 • Communications with a Central Controller/DCSSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMStates of Discr

12 – 21Section 12 • Communications with a Central Controller/DCSSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMInterface Tag D

12 – 22Section 12 • Communications with a Central Controller/DCSSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMDiscrete Output

12 – 23Section 12 • Communications with a Central Controller/DCSSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMInterface Tag D

12 – 24Section 12 • Communications with a Central Controller/DCSSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMInterface Tag D

12 – 25Section 12 • Communications with a Central Controller/DCSSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMCompressor Stat

1 – 4Single Screw Compressor PLC Operation Manual •Vilter/Emerson • 35391CMSection 1 • General InformationTemperature of the compressor oil in the bot

12 – 26Section 12 • Communications with a Central Controller/DCSSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMCompressor Comm

35391CM Rev. 0 (8/13) Emerson and Vilter are trademarks of Emerson Electric Co. or one of its affi liated companies. © 2013 Emerson Climate Technologi

1 – 5Single Screw Compressor PLC Operation Manual •Vilter/Emerson • 35391CMSection 1 • General InformationVPNVPN stands for “Virtual Private Network.”

1 – 6Single Screw Compressor PLC Operation Manual •Vilter/Emerson • 35391CMSection 1 • General InformationHardware Components - PLC ExteriorEach Compa

1 – 7Single Screw Compressor PLC Operation Manual •Vilter/Emerson • 35391CMSection 1 • General InformationHardware Components - Enclosure Door Interio

1 – 8Single Screw Compressor PLC Operation Manual •Vilter/Emerson • 35391CMSection 1 • General Information10 - Terminal Blocks (AC Connections)11 - Fu

1 – 9Single Screw Compressor PLC Operation Manual •Vilter/Emerson • 35391CMSection 1 • General Information• Incoming power enters on the left bottom

1 – 10Single Screw Compressor PLC Operation Manual •Vilter/Emerson • 35391CMSection 1 • General Information• All wiring to and from the Variable Freq

2 – 1Section 2 • Operational DescriptionsSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMOverviewThe following are standard equ

2 – 2Section 2 • Operational DescriptionsSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMThe following are optional compressor

2 – 3Section 2 • Operational DescriptionsSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMCOMPRESSOR STARTUP SEQUENCEIDLEMOVE CA

2 – 4Section 2 • Operational DescriptionsSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMAUTO START-STOPWhen enabled, the Auto

2 – 5Section 2 • Operational DescriptionsSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CM• Unload Interval Time – Cycle time f

2 – 6Section 2 • Operational DescriptionsSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CM-LOWER PROPORTIONAL BAND-LOWER PROPORT

2 – 7Section 2 • Operational DescriptionsSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMTARGETSTARTSUCTION PRESSUREDISCHARGE P

iSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMSeller warrants all new single screw gas compression units and bare shaft sing

2 – 8Section 2 • Operational DescriptionsSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMOPERATING MODESThe loading and unloadi

2 – 9Section 2 • Operational DescriptionsSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMWhen a load limit or forced unload con

2 – 10Section 2 • Operational DescriptionsSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMVFD CAPCITY CONTROLWhen a VFD is used

2 – 11Section 2 • Operational DescriptionsSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMFigure 2-6. Control Panel Master Powe

2 – 12Section 2 • Operational DescriptionsSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMFigure 2-7. Operational Diagram - 2-W

2 – 13Section 2 • Operational DescriptionsSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMFigure 2-8. Operational Diagram - Air

2 – 14Section 2 • Operational DescriptionsSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMAIR COOLED AFTERCOOLER (VFD TYPE)Refe

2 – 15Section 2 • Operational DescriptionsSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMFigure 2-10. Operational Diagram - Ai

2 – 16Section 2 • Operational DescriptionsSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMSTARTSTEP #TARGETTEMPERATURE OR PRESS

2 – 17Section 2 • Operational DescriptionsSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMoutlet temperature rises above the “O

iiSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMREAD CAREFULLY BEFORE INSTALLING AND STARTING YOUR COMPRESSOR.The following i

2 – 18Section 2 • Operational DescriptionsSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMWATER COOLED GAS AFTERCOOLERReference

2 – 19Section 2 • Operational DescriptionsSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMWATER COOLED CONDENSERReference Figur

2 – 20Section 2 • Operational DescriptionsSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMLIQUID INJECTION VALVEReference Figur

2 – 21Section 2 • Operational DescriptionsSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMFigure 2-16. Operational Diagram - VP

2 – 22Section 2 • Operational DescriptionsSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMCOMPRESSORCONTROLTARGET0100DISCHARGE

2 – 23Section 2 • Operational DescriptionsSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMECONOMIZER SOLENOID(S)If installed, a

2 – 24Section 2 • Operational DescriptionsSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMlevel switch.• The drain pump or sole

3 – 1Section 3 • Overview ScreensSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMFigure 3-1. Basic Compressor Unit ScreenCompre

3 – 2Section 3 • Overview ScreensSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMFigure 3-2. Gas Compressor Unit Overview Scree

3 – 3Section 3 • Overview ScreensSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMFigure 3-3. Gas Compressor Unit Overview Scree

TOC - 1Single Screw Compressor PLC Operation Manual •Vilter/Emerson • 35391CMTable of ContentsSection Title Section NumberVSG/VSSG Standard Vilter Wa

3 – 4Section 3 • Overview ScreensSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMFigure 3-4. Gas Compressor Unit Overview Scree

3 – 5Section 3 • Overview ScreensSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMFigure 3-5. Refrigeration Compressor Unit Over

3 – 6Section 3 • Overview ScreensSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMFigure 3-6. Refrigeration Compressor Unit Over

3 – 7Section 3 • Overview ScreensSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMFigure 3-7. Refrigeration Compressor Unit Over

3 – 8 / BlankSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CM

4 – 1Section 4 • HMI NavigationSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMHMI NavigationHMI screens are accessed by using

4 – 2Section 4 • HMI NavigationSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMThe Menu Screen allows the user to view basic co

4 – 3Section 4 • HMI NavigationSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMCompressorControl Ͳ 1 of 3(Discharge Pressure)Co

4 – 4Section 4 • HMI NavigationSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMInstrument Cal.Ͳ OverviewOther AnalogDevice Cali

4 – 5Section 4 • HMI NavigationSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMAfter Cooler 1(Step Type)After Cooler 1(VFD Type

TOC - 2Single Screw Compressor PLC Operation Manual •Vilter/Emerson • 35391CMTable of ContentsSection Title Section NumberSection 3 • Overview Screen

4 – 6Section 4 • HMI NavigationSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMSet Dateand TimeDefine Device Names ͲDevices and

4 – 7Section 4 • HMI NavigationSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMCondenser(Water Cooled)Condenser(Step Type)Conde

4 – 8Section 4 • HMI NavigationSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMHMI SecuritySome items and screens on the HMI re

4 – 9Section 4 • HMI NavigationSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMFigure 4-4. Login Screen Keyboard

4 – 10 / BlankSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CM

5 – 1Section 5 • Configuration - Supervisor LevelSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMConfi guration Screen - Supervi

5 – 2Section 5 • Configuration - Supervisor LevelSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMFigure 5-2. Set Date/Time Pop-

5 – 3Section 5 • Configuration - Supervisor LevelSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMPROCESS VARIABLE SOURCEDefi nes

5 – 4Section 5 • Configuration - Supervisor LevelSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMPANELVIEW CONFIGURATIONPressin

5 – 5Section 5 • Configuration - Supervisor LevelSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMEditing Device NamesThe “Devic

TOC - 3Single Screw Compressor PLC Operation Manual •Vilter/Emerson • 35391CMSection 7 • Compressor Control SetpointsSetpoints and Control Screens ...

5 – 6Section 5 • Configuration - Supervisor LevelSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMINSTRUMENTATIONIn Figure 5-5,

5 – 7Section 5 • Configuration - Supervisor LevelSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMALARM AND TRIPIn Figure 5-6, t

5 – 8Section 5 • Configuration - Supervisor LevelSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMFigure 5-6. Defi ne Device Name

6 – 1Section 6 • Instrument CalibrationSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMCalibration Main ScreenFigure 6-1. Instr

6 – 2Section 6 • Instrument CalibrationSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMPressure Calibration ScreenFigure 6-2. P

6 – 3Section 6 • Instrument CalibrationSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMFigure 6-3. Pressure Calibration Screen

6 – 4Section 6 • Instrument CalibrationSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMFigure 6-4. Temperature Calibration Scre

6 – 5Section 6 • Instrument CalibrationSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMThe Other Analog Device Calibration Scre

6 – 6Section 6 • Instrument CalibrationSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMFigure 6-6. Slide Calibration Screen (No

6 – 7Section 6 • Instrument CalibrationSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMFigure 6-7. Slide Calibration Screen (In

TOC - 4Single Screw Compressor PLC Operation Manual •Vilter/Emerson • 35391CMSection Title Section NumberSection 9 • Step and PID Device Control Scre

6 – 8Section 6 • Instrument CalibrationSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CM6. Select the Min or Max position of th

6 – 9Section 6 • Instrument CalibrationSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMFigure 6-9. Photo-chopperPress down on P

6 – 10 / BlankSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CM

7 – 1Section 7 • Compressor Control SetpointsSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMSetpoints and Control ScreensThe s

7 – 2Section 7 • Compressor Control SetpointsSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMCompressor Control Setpoints Scree

7 – 3Section 7 • Compressor Control SetpointsSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMCAPACITY SLIDE VALVE• Load/Unload

7 – 4Section 7 • Compressor Control SetpointsSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMMAIN MOTOR VFD• Max Speed Increas

7 – 5Section 7 • Compressor Control SetpointsSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMFigure 7-4. Compressor Control Scr

7 – 6Section 7 • Compressor Control SetpointsSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMAUTO START/STOP• Auto Start Pressu

7 – 7Section 7 • Compressor Control SetpointsSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMFigure 7-5. Compressor Control Scr

TOC - 5Single Screw Compressor PLC Operation Manual •Vilter/Emerson • 35391CMSection 12 • Central Controller Communications (Continued)Compressor Stat

7 – 8Section 7 • Compressor Control SetpointsSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMwill be energized after the compre

7 – 9Section 7 • Compressor Control SetpointsSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMFigure 7-6. Compressor Control Scr

7 – 10 / BlankSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CM

8 – 1Section 8 • Alarm and Trip SetpointsSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMAlarm and Trip SetpointsFigure 8-1. Al

8 – 2Section 8 • Alarm and Trip SetpointsSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMFigure 8-2. Alarm and Trip Setpoints S

9 – 1Section 9 • Step and PID Device Control ScreensSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMOil Mixing Valve ScreenFigu

9 – 2Section 9 • Step and PID Device Control ScreensSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMFigure 9-2. Oil Cooler (VFD

9 – 3Section 9 • Step and PID Device Control ScreensSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMFigure 9-3. Oil Cooler (Ste

9 – 4Section 9 • Step and PID Device Control ScreensSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMAftercooler ScreensFigure 9

9 – 5Section 9 • Step and PID Device Control ScreensSingle Screw Compressor PLC Operation Manual • Vilter/Emerson • 35391CMFigure 9-5. Aftercooler (St