Atlas Copco GA5 User Manual Download Page 8 | Manualshive

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Atlas Copco GA5 User Manual Download Page 8

2920 1207 05

6

User manual

Fig. 4.1. General menu flow

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Summary of Contents for GA5

Page 1: ...GA22FF Size 116 CFM 150 PSI Add l Info ROTARY SCREW SINGLE STAGE OIL INJECTED AIR COOLED FULL FEATURE UNIT WITH INTEGRATED REFRIGERATED DRYER COMPRESSOR FAILURE DRY CONTACTS 30 HP 460V 3 PHASE 60 HZ 40 IN LONG X 31 IN WIDE X 71 IN HIGH 1318 LBS EACH COMPRESSOR INCLUDES FOOD GRADE LUBRICANT GA FG AND GENERAL ALARM CONTACTS ...

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Page 3: ... 995 APC G55 90C 96 38 988 Replaces 2920 1207 04 1999 04 GA5 up to GA90C Web site http www atlascopco compressors com Copyright 1999 Atlas Copco Airpower n v Antwerp Belgium Any unauthorized use or copying of the contents or any part thereof is prohibited This applies in particular to trademarks model denominations part numbers and drawings This instruction book meets the requirements for instruct...

Page 4: ...18 1 Regulation settings 23 18 2 Protection settings 24 18 3 Service settings 25 Page 1 General description 3 1 1 Controlling the compressor 3 1 2 Protecting the compressor 3 1 2 1 Shut down and motor overload 3 1 2 2 Shut down warning 3 1 2 3 Control of motor rotation direction 3 1 2 4 Warning 3 1 3 Monitoring components subject to service service warning 3 1 4 Automatic restart after voltage fai...

Page 5: ...minimum level When stopping the compressor manually the regulator will unload the compressor for 30 seconds and then stop the compressor 1 1 2 Protecting the compressor 1 2 1 Shut down and motor overload If the compressor element outlet temperature exceeds the programmed shut down level the compressor will be stopped This will be indicated on the control display The compressor will also be stopped...

Page 6: ...nction keys Keys to control and program the compressor See section 3 4 6 Scroll keys Keys to scroll through the display See section 3 2 7 Tabulator key Key to go to the next field of the display See section 3 3 8 Start button Push button to start the compressor LED 1 lights up indicating that the regulator is operative in automatic operation The LED goes out after unloading the compressor manually...

Page 7: ...enu The actual function is abbreviated and indicated on the bottom line of the display just above the relevant key Only the active and relevant functions at a moment are shown 4 MENU DRIVEN CONTROL PROGRAMS In order to facilitate programming and controlling menu driven control programs have been implemented in the regulator 4 1 Function of control programs Figs 4 1 up to 4 3 Program See Function s...

Page 8: ...2920 1207 05 6 User manual Fig 4 1 General menu flow ...

Page 9: ...2920 1207 05 7 User manual Fig 4 2 Menu flow for regulator of GA5 45 ...

Page 10: ...2920 1207 05 8 User manual Fig 4 3 Menu flow for regulator of GA55 W 75 W 90C ...

Page 11: ...the key Menu to return from a submenu to the MAIN MENU MAIN DISPLAY Whenever displayed press the key Main to return from a menu to the MAIN DISPLAY 5 MAIN DISPLAY compressor status in short gateway to all functions 5 1 Function The main display shows in short the compressor operation status and is the gateway to all functions implemented in the regulator 5 2 Procedure The main display is shown aut...

Page 12: ...below display See section 4 2 Note When more than one message needs to be displayed e g both warning and service the messages will be displayed one after the other for 3 seconds 6 MAIN MENU Gateway to other functions 6 1 Function The main menu gives the operator access to most other functions via submenus 6 2 Procedure The main menu is activated by pressing The key Menu on the main display Fig 5 1...

Page 13: ...display screen will change into a screen similar to the one in Fig 7 3 if a shut down warning exists Delivery air bar 7 0 Shutd Warn Menu More Unld F1 F2 F3 Fig 7 3 Example of a shut down warning screen Element outlet Shdw Max 100 C 106 Menu F1 F2 F3 Fig 7 4 Example of a shut down warning screen 2 The indicators are blinking and the warning message appears alternately with the messages indicating ...

Page 14: ...he trouble The overload relay F21 resets itself after cooling off but the circuit breaker Q15 1 must be reset manually The Not normal message will change into Normal 2 Switch on the voltage and press the key Rset reset and then the keys Menu and Main to return to the main display 3 Restart the compressor by means of button I 8 Fig 2 1 Footnotes chapter 7 1 For GA30 up to GA90C only 8 MEASURED DATA...

Page 15: ...rt in case of a motor overload 7 After pressing the key Warn on the screen shown in Fig 8 2 a screen similar as in Fig 8 5 is shown Element outlet C 85 Shdw Max 100 Rtrn F1 F2 F3 Fig 8 5 Example of a measured data display The display indicates that a shut down warning Shdw level is programmed i e 100 degrees celsius maximum Max Press the key Rtrn to return to the screen of Fig 8 2 9 HOURS SUBMENU ...

Page 16: ...d lifetime is 2000 running hours as a consequence the filter must be replaced and the service message reset as described in section 10 4 Running hours Hrs 2050 Serv Max 2000 Rtrn Rset F1 F2 F3 Fig 10 2 Example of a service display The bottom line again shows the available function keys i e Rtrn return to return to the message whether service is required or not Rset reset to reset the service item ...

Page 17: ...enerating the warning Delay time at start i e the time period after starting which must expire before generating a warning 3 Service settings Service level for the Oil Oil filter Air filter Oil separator 12 2 Procedure 1 Activate the main menu by pressing the key Menu 5 Fig 2 1 2 Scroll through the available options by using the scroll keys 6 Fig 2 1 until the option Modify Settings is shown on th...

Page 18: ...s Fig 12 5 Element outlet Shd Max 110 C 85 Menu Mod F1 F2 F3 Fig 12 5 Example of a modifying screen protection settings The example in Fig 12 5 indicates On line 1 the name of the sensor Compressor Element outlet On line 2 the type of parameter Shd or shut down the level type Max or maximum level and the actual programmed value 110 On line 3 the unit C and the actual measured value 85 3 To modify ...

Page 19: ...d the actual measured value 4 4 Modifying is carried out in a similar way as described in steps 3 and 4 of section 12 4 1 5 The arrow on the modifying screen Fig 12 9 indicates to use the scroll key 6 Fig 2 1 to show the relevant delay at signal i e the time period during which the warning signal must exist before the warning message appears e g 3 sec See Fig 12 10 Dewpoint Delay at signal sec 3 M...

Page 20: ...ying is desired 12 5 Modifying service settings 1 Call up the modify settings submenu and select the option service settings See section 12 2 2 The first option of a list of programmable service settings is shown See section 12 1 for the list of all programmable parameters Use the scroll keys 6 Fig 2 1 to select the parameter to be modified e g oil lifetime Fig 12 16 Oil lifetime Menu Slct F1 F2 F...

Page 21: ...l execute the programmed commands 5 The timer can be deactivated again In this case the programmed start stop commands will not be executed but remain in the memory of the regulator 13 2 3 To display the list of commands 1 Press the key List on the timer screen A typical display is shown in Fig 13 2 Mon 06 00 start Mon 17 00 stop Tue 07 00 start Menu Mod F1 F2 F3 Fig 13 2 Example of start stop com...

Page 22: ...not the programmed start stop commands will not be executed 13 2 5 To add a command 1 Press the key List and scroll through the commands until the command after which a new command is to be added appears followed by a horizontal arrow 2 Press the keys Mod modify and Add 1 The command which was indicated by the horizontal arrow will be copied and the day indication of the copied command will blink ...

Page 23: ...ed in the same way for the other parameters to be modified Use the scroll keys 6 Fig 2 1 to modify the parameter Note For most settings only one reprogrammable field is used in this case the tabulator key 7 Fig 2 1 to jump from one field to the other one is not needed Footnotes chapter 14 1 To be activated by Atlas Copco only 15 SAVED DATA SUBMENU Calling up compressor data saved by regulator 15 1...

Page 24: ...r cooled compressors also the actual cooling water outlet temperature 16 2 Procedure 1 If necessary activate the main display See section 4 2 2 Press the key More A screen similar to Fig 16 1 appears Auto operation Local control Timer active Menu More Unld F1 F2 F3 Fig 16 1 Example of a more display Line 1 indicates the automatic or manual operation status of the regulator Auto operation means tha...

Page 25: ...g 2 1 LED 1 Fig 2 1 goes out The message Manual Unloaded appears on the display 17 3 Manually loading 1 If necessary activate the main display See section 4 2 2 Press the key Load 5 Fig 2 1 LED 1 Fig 2 1 lights up Note that the command Load does not force the compressor in loaded condition but it will switch the compressor to automatic operation again i e the compressor will be loaded if required ...

Page 26: ...9 6 7 5 bar Pack bar e 4 6 4 7 4 7 5 bar Full feature bar e 4 6 4 7 1 100 psi Pack bar e 4 6 3 7 3 100 psi Full feature bar e 4 6 3 7 125 psi Pack bar e 4 8 9 125 psi Full feature bar e 4 8 8 7 150 psi Pack bar e 4 9 7 10 7 150 psi Full feature bar e 4 9 7 10 4 175 psi Pack bar e 4 11 4 12 4 175 psi Full feature bar e 4 11 4 12 1 18 2 Protection settings Minimum Nominal Maximum Compressor element ...

Page 27: ...ing level and shut down level is 10 degrees celsius 5 Use Atlas Copco oil filters This interval is valid when using the recommended Atlas Copco Roto injectfluid 6 Is the time period during which the warning signal must exist before the warning message appears 7 This interval is valid when using the recommended Atlas Copco Roto injectfluid 8 The recommended change interval is 8000 running hours or ...

Page 28: ...2920 1207 05 26 User manual Notes Notes Notes Notes Notes ...

Page 29: ...2920 1207 05 27 User manual Notes Notes Notes Notes Notes ...

Page 30: ...2920 1207 05 28 Instruction book Notes Notes Notes Notes Notes ...

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