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Rev. 00 1011 544 Operating instructions and Spare parts list Powder management system OptiCenter OC06 Translation of the original operating instructions...
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To the best of our knowledge and belief, the information contained in this publication was correct and valid on the date of publication. Gema Switzerland GmbH makes no representations or warranties with respect to the contents or use of this publication, and reserves the right to revise this publication and make changes to its content without prior notice.
General information This operating manual contains all important information which you require for the working with the OptiCenter OC06. It will safely guide you through the start-up process and give you references and tips for the optimal use when working with your powder coating system.
Nature and source of the hazard! Possible consequences of the danger ► Prevention of the danger Software version This document describes the operation of the control unit OptiCenter OC06 with software version starting from 1.1.23. 8 About these instructions OptiCenter OC06...
Presentation of the contents Figure references in the text Figure references are used as cross references in the descriptive text. Example: "The high voltage (H) created in the gun cascade is guided through the center electrode." About these instructions 9 OptiCenter OC06...
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Rev. 00 04/19 10 About these instructions OptiCenter OC06...
– It must be ensured, that all components are earthed according to the local regulations before start-up. For further security information, see the more detailed Gema safety regulations! WARNING Working without instructions Working without instructions or with individual pages from the instructions may result in damage to property and personal injury if relevant safety information is not observed.
Requirements on personnel carrying out the work Use only technical personnel who are trained in operating the respective equipment (e.g. a crane). If there are any uncertainties, please contact Gema Switzerland GmbH. Packing material Not necessary for the internal transport. For external transport: Transport Data concerning goods to be transported –...
The OptiCenter must not be placed fully in the horizontal position, since it is not designed for this purpose. ► In case of doubt contact Gema Switzerland GmbH! Loading, transferring the load, unloading Suitable lifting equipment is to be used for all procedures.
The powder management center is designed for easy and clean handling of the coating powder and is operated via a touch panel. The center will only operate in combination with Gema powder conveyors, which are designed to convey coating powder to the spray guns.
Conveying – Fresh powder directly from the (original) powder bag – Fresh powder from a Gema fresh powder system – Powder directly from the optional powder hopper – Precision conveying from the OptiSpeeder to the applicators –...
Rev. 00 04/19 Technical Data Electrical data OptiCenter OC06 Connected load 230 V+E+N Frequency 50/60 Hz Protection type IP54 Approvals II 3 D Pneumatic data OptiCenter OC06 Inlet pressure min. 6.5 bar Water vapor content of max. 1.3 g/m³ compressed air Oil content of compressed air max.
Powder bag cone with vibrator Emergency stop button Gun control unit All-in-One OptiSpeeder fluidization 10 Powder hopper venting OptiSpeeder connection Powder bag fixation Touch Panel All necessary operating procedures are activated by the Touch Panel. Fig. 5: Product description 19 OptiCenter OC06...
Rev. 00 04/19 Compressed air indicators Fig. 6: Gema default values after installation 2 bar 33Q2 AirMover (normal operation) 3 bar 30Q3 OptiSpeeder fluidizing air 2 bar 33Q1 Powder hopper fluidizing air 2 bar 30Q1 Fluid/suction unit fluidizing air OptiSpeeder The OptiSpeeder offers the following automatic functions: –...
The system is delivered from the factory with a mesh size of 250 µm. Additional mesh sizes are available: 140 µm, 200 µm, 300 µm, 500 µm and 1180 µm. The sieve configuration and sieve selection are done on the Touch Panel. Product description 21 OptiCenter OC06...
Powder feed directly from the original powder manufacturer's container – Use up to max. 12 guns – Can be swiveled for easy powder emptying – Fluidizing/suction lance – Fresh powder pump connection – Recovery powder pump connection Fig. 11 22 Product description OptiCenter OC06...
Optional powder return into the powder bag cone or into the powder hopper or into the extraction system – Plug position (extraction system) monitored by sensor The parameterization of this option is done on the Touch Panel. Product description 23 OptiCenter OC06...
Supply of conveying air and supplementary air by the gun control unit – Supply of the pinch valve air and rinsing air through the valve pool in the OptiCenter The parameterization of this option is done on the Touch Panel. 24 Product description OptiCenter OC06...
The separated powder is cleaned by passing it through the integrated sieve (3) and fed back into the OptiSpeeder (9) by the dense phase conveyor (4), where it is prepared again for coating operation. Fig. 17: Powder flow in the plant Product description 25 OptiCenter OC06...
Storage of operating data on SD cards – Data exchange with higher-level plant controls (option) – 7.0" display with symbol elements – TFT color screen with touch screen function – CAN bus technology – Multilingual version Touch panel / operating panel 27 OptiCenter OC06...
Resolution 1024 x 600 pixels (WXGA) ≈ 16.7 million (color depth 24 Bit) Number of colors Display surface 154 x 90 mm Operation Multifinger touch Front screen Anti reflex coated, scratch-proof 28 Touch panel / operating panel OptiCenter OC06...
The rating place contains the following information: – Type designation – Version – Required power supply – Serial no. – Arrangement of interfaces and operating elements Fig. 18: Rating plate Touch panel / operating panel 29 OptiCenter OC06...
Acquisition of the actuation of the operating elements shown on the display. Operated by touch using fingers. Slot for SD card SD card slot Exits the visualization program CTRL button 30 Touch panel / operating panel OptiCenter OC06...
Coating without powder recovery (spray to Main menu waste container) OptiCenter OFF Vibrator ON/OFF (Press and hold 2 seconds) Extraction system Gun hose rinsing ON/OFF Confirm error Manual coating messages 32 Touch panel / operating panel OptiCenter OC06...
Cleaning ON Cleaning OFF Empty OptiSpeeder Blow off OptiSpeeder Clean fresh powder Clean powder hoses pump Meaning of the colors Gray background = present, but not active Orange background = active state Touch panel / operating panel 33 OptiCenter OC06...
There is no powder recovery in this coating mode – the powder, which does not adhere to the object, is fed directly to the waste. Utilization of this operating mode: – For smaller coating tasks – If highest coating quality is required 34 Touch panel / operating panel OptiCenter OC06...
Access is only possible after entering the appropriate password. Certain functions are available depending on the user level, which is defined in advance. The software has 5 user levels as standard predefined by Gema: – User level 0 (admin) Touch panel / operating panel ...
Rev. 00 04/19 – User level 1 (Gema service) – User level 2 (user 1) – User level 3 (user 2) – User level 4 (user 3) These user levels are pre-programmed and cannot be changed. The functions available depending on the user level are explained below.
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Cancel Login status: User logged in User logged out Login procedure Press the Select key Fig. 23: Login – Main page (not logged in) The screen switches to the next page: Touch panel / operating panel 37 OptiCenter OC06...
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Alternatively, the user can enter their own name directly by pressing the User key Fig. 25: Login – User input Enter user name and confirm by pressing RET Press the Password key 38 Touch panel / operating panel OptiCenter OC06...
Fig. 26: Login – Password input Enter password and confirm by pressing RET Fig. 27: Press the key. – The following screen is displayed: Fig. 28: Log-out The user can log out in two ways: Touch panel / operating panel 39 OptiCenter OC06...
– See chapter "Functions available at user level" on page 36. Create user Press the The following page is displayed: Fig. 29: Press the – The following page is displayed: 40 Touch panel / operating panel OptiCenter OC06...
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The following page is displayed: Fig. 31: Press the “User” key – A keyboard opens to enter the name of the new user. Fig. 32: Enter user name Press the RET key to confirm Touch panel / operating panel 41 OptiCenter OC06...
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10. Enter password 11. Press the RET key to confirm 12. Press the “Confirm password” key – A keyboard opens and the password for the new user must be entered again. 42 Touch panel / operating panel OptiCenter OC06...
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Delete users In the Settings menu, press the – The following page is displayed: Fig. 36: Press the “User” key – A keyboard opens to enter the user name to be deleted. Touch panel / operating panel 43 OptiCenter OC06...
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A corresponding dialog opens. Fig. 38: Select the user to be deleted using the arrow keys (<<, <, >, >>). Press the RET key to confirm Press the – The following page is displayed: 44 Touch panel / operating panel OptiCenter OC06...
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Change user password In the Settings menu, press the The following page is displayed: Fig. 40: Press the “Password” key – A keyboard opens to enter the last password used. Fig. 41: Touch panel / operating panel 45 OptiCenter OC06...
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10. Press the Search users This function is used to display all created and active users. Press the The following page is displayed: Fig. 42: Press the – The following page is displayed: 46 Touch panel / operating panel OptiCenter OC06...
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The user language is part of the user profile and can be changed to one of the pre-installed languages if required. The selected language is loaded each time you log in. Press the The following page is displayed: Touch panel / operating panel 47 OptiCenter OC06...
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Rev. 00 04/19 Fig. 45: Press the – The following page is displayed: Fig. 46: Press the LANGUAGE key – The following page is displayed: Fig. 47: Select desired language 48 Touch panel / operating panel OptiCenter OC06...
Diagnostic Press the The following page is displayed: Fig. 48: Press the The following page is displayed: Fig. 49: Inputs ► Press the The following page is displayed: Touch panel / operating panel 49 OptiCenter OC06...
Coating without recovery (waste) Total productive time in operating mode Spray mode Coating with recovery (spray) Total productive time in operating mode Cleaning mode Cleaning Number of color changes Number of color changes 50 Touch panel / operating panel OptiCenter OC06...
► Ground all OptiCenter metal parts in accordance with general local regulations. ► Check grounding regularly. A corresponding connection point at the rear of the OptiCenter is reserved for the potential equalization. Assembly / Connection 51 OptiCenter OC06...
In order to ensure correct operation, the main pressure regulator must be set to a pressure of 6 bar. Fig. 53: Compressed air supply The other pressure regulators of the system are preset at the factory according to the pneumatic diagram. 52 Assembly / Connection OptiCenter OC06...
At the suction point, a homogeneous fluidization must be ensured, so that no air ducts (craters) can be formed – The connecting hose between the AirMover and the booth should be as short as possible. An additional AirMover must be installed from 7 Start-up 53 OptiCenter OC06...
Some parameters are reserved exclusively for Gema Service. Depending on the selection of options, additional parameters are displayed and hidden. Parameters Description Value OptiCenter type Selection of OptiCenter type OC06 3400 OC07 OC08 54 Start-up OptiCenter OC06...
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3440 is not reached after the set time has elapsed, the powder feed of fresh and recovery powder is stopped for safety reasons (overfill protection) and an error message is triggered. Start-up 55 OptiCenter OC06...
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50% of the applied powder adheres to the object. In order to maintain the quality of the coating, some of the recovery powder can be removed from the system and substituted with fresh powder. 56 Start-up OptiCenter OC06...
The control starts the operating system, the PLC control and the operating software to the main page. Fig. 54: Main page (not logged in) Press the symbol in the login status bar to log in with a user name and password Operation 57 OptiCenter OC06...
If a US sieve** has already been configured, insert and close the OptiSpeeder cover with the appropriate mesh size – If there are several mesh sizes, the corresponding menu appears for selecting the mesh size used 58 Operation OptiCenter OC06...
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The powder should “simmer” slightly, otherwise reset at the corresponding pressure regulator Coating can now commence If an error message is displayed, correct the error and acknowledge the error message so that the coating process continues. Operation 59 OptiCenter OC06...
The US sieve can become clogged if it has not been configured in the configuration menu and is still inserted in the OptiSpeeder (operation without or with insufficient sieving capacity). ► Set US sieve parameters correctly 60 Operation OptiCenter OC06...
The recovered powder is then mixed with the fresh powder, fluidized and prepared for transport into the OptiSpeeder. Insert the powder hopper and connect fluidization Connect the extraction system and open the ball valve Operation 61 OptiCenter OC06...
Screen selection If the customer uses more than one screen, the OptiCenter panel displays a relevant choice of mesh sizes. Only previously configured mesh sizes are displayed, however. – See chapter "Parameter description" on page 54. 62 Operation OptiCenter OC06...
A pinch valve distributor is used to feed the recovery powder to the after filter during the adjustable time period. After the time set in parameter 3442 has elapsed, the recovery powder is returned to the powder cycle. Fig. 55: (See chapter "Parameter description" on page 54.) Operation 63 OptiCenter OC06...
(aged) powder must be removed from the circuit. A controlled addition of fresh powder (FP) stabilizes the ratio between the RP and FP. A stable ratio ensures good coating results with large production batches. 64 Operation OptiCenter OC06...
The vibrator switches off Switching off the OptiCenter (after each working day) To shut down, the following steps must be taken: Check if all the workpieces have been coated Press the key for 2 seconds Operation 65 OptiCenter OC06...
Replacing the powder bag Check visually the powder level in the bag cone Hold the full powder bag ready Switch this on if it is has not been switched on already 66 Operation OptiCenter OC06...
If an error message appears, correct the error and acknowledge it to ensure that the coating process continues to run! Color change Clean the OptiCenter – See chapter "Cleaning" on page 71. Insert the cleaned OptiSpeeder cover with US sieve**, if already configured Operation 67 OptiCenter OC06...
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Do not coat before the set powder level has been reached. – The OptiSpeeder is now filled with powder. If an error message is displayed, correct the error and acknowledge the error message so that the coating process continues. 68 Operation OptiCenter OC06...
Regular, careful cleaning and maintenance extends the service life of the product and ensures long-lasting, uniform coating quality! – The parts to be replaced during maintenance work are available as spare parts. For further information, see chapter "Spare parts list". Maintenance / Repairs 69 OptiCenter OC06...
During operation of the machine pay attention to unusual noises. Stop the machine immediately if an unusual noise can be heard. Check the components at the noise source. If no clear cause can be found, contact Gema customer service. Wearing parts Wearing parts replaced during maintenance can be individually purchased (refer to spare parts list).
► The OptiSpeeder must only be cleaned with the cover on WITHOUT a US sieve. Cleaning procedure (standard) End the coating procedure To exit Coating mode, press and hold the key for 2 seconds. The following menu appears on the display: Maintenance / Repairs 71 OptiCenter OC06...
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16. The process step is complete when the key looks like this. The key can be pressed once again if necessary. This is a sign that the next cleaning step will be activated. Maintenance / Repairs 73 OptiCenter OC06...
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The corresponding cleaning program is displayed on the OptiStar control units: 23. The process step is complete once this symbol displayed. – The key can be pressed once again if necessary. Otherwise the next cleaning step is activated. 74 Maintenance / Repairs OptiCenter OC06...
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26. Visually check the inside of the OptiSpeeder, if necessary clean with compressed air gun 27. Booth cleaning can now be started: Activate the corresponding command on the MagicControl control unit 28. Clean the OptiCenter 29. Open the monocyclone Maintenance / Repairs 75 OptiCenter OC06...
“powder recovery system” extension must be installed. – See chapter "Parameter description" on page 54. End the coating procedure To exit Coating mode, press and hold the key for 2 seconds. The following menu appears on the display: 76 Maintenance / Repairs OptiCenter OC06...
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Rev. 00 04/19 Select the desired cleaning mode – Exhaust air starts automatically Ensure that the recovery hose is connected to the powder hopper Maintenance / Repairs 77 OptiCenter OC06...
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If necessary, the cleaning process can be interrupted at any time by pressing the stop button. 14. The pinch valve below the OptiSpeeder opens and the powder in the OptiSpeeder flows into the powder hopper 78 Maintenance / Repairs OptiCenter OC06...
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(after approx. 180 seconds for intensive cleaning and approx. 30 seconds for quick cleaning). – The powder hoses are cleaned and the powder is transported to the booth – The powder is conveyed from the booth Maintenance / Repairs 79 OptiCenter OC06...
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The resulting powder is fed into the powder hopper 24. Once the booth has been cleaned, reposition the recovery hose in the cleaning position 25. The cleaning of the recovery hoses starts automatically (sensor monitored) 80 Maintenance / Repairs OptiCenter OC06...
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► Swing out the sieve completely during this cleaning step. 30. Slowly swing out the sieve and clean it with the air gun 31. Press the button on the monocyclone – The cleaning process is started. Maintenance / Repairs 81 OptiCenter OC06...
End the coating procedure To exit Coating mode, press and hold the key for 2 seconds. The following menu appears on the display: Select the desired cleaning mode 82 Maintenance / Repairs OptiCenter OC06...
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Rev. 00 04/19 – Exhaust air starts automatically 13. Press Start If necessary, the cleaning process can be interrupted at any time by pressing the stop button. Maintenance / Repairs 83 OptiCenter OC06...
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The key can be pressed once again if necessary. This is a sign that the next cleaning step will be activated. 19. Connect the extraction system and open the ball valve 20. Connect the recovery hose to the cover 84 Maintenance / Repairs OptiCenter OC06...
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The powder from the booth is fed via the cyclone into the powder – The corresponding cleaning program is displayed on the OptiStar control units: 26. The process is complete once this symbol is displayed. Maintenance / Repairs 85 OptiCenter OC06...
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31. The process is complete when this screen is displayed: Any individual step can be repeated as needed by pressing the corresponding key again. – Only the selected cleaning step is carried out. 86 Maintenance / Repairs OptiCenter OC06...
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41. If a new color is to be used: See chapter "Color change" on page 67. OTHERWISE 42. To switch the OptiCenter to stand-by mode, press and hold the key for 2 seconds. 43. Store the powder properly Maintenance / Repairs 87 OptiCenter OC06...
Periodic checks The periodic checks include examining all connecting cables and hoses. The corresponding parts should be replaced immediately if any damage to cables or hoses is discovered. All plugs must be properly tightened. 88 Maintenance / Repairs OptiCenter OC06...
Repair work In the event of malfunctions or faults, the product must be checked and repaired by an authorized Gema service workshop. The repairs must only be performed by an authorized specialist. Improper tampering can result in serious danger for user and equipment.
Corresponding valve in the Check function at AirMover function in valve pool does not switch corresponding output (see also OptiSpeeder in cleaning “Pneumatic diagram”), replace if over: mode too low – necessary Defective or dirty Fault clearance 91 OptiCenter OC06...
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Cover seal defective or missing Insert or replace Powder escapes from the OptiSpeeder during cleaning Seal surface damaged Smooth or repair with liquid metal adhesive No or too little AirMover See above function 92 Fault clearance OptiCenter OC06...
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Motor protection switch Q6 Remove the small Vibrator defective has reacted maintenance panel and switch on the motor protection switch again. With repeated Alarms, contact a Gema service center Vibrator defective Replace Cable broken Replace Powder pump does not Conveying problem with...
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Corrective action Fuse (1 AT) in the WAGO Replace the fuse, otherwise Fuse Fxx defective module A1 defective, control contact a Gema service center unit switches to stand-by mode Powder warning, flashlight Check the powder bag, Powder alert in OptiSpeeder...
The space requirements correspond to the size of the components plus the packaging. The load-bearing capacity of the floor should be at least 500 kg/m². There are no special requirements for the spacing to adjacent devices Decommissioning / Storage 95 OptiCenter OC06...
► Do not expose the operating panel to direct heat radiation from heaters. Observe the ambient conditions when transporting and storing the operating panel. The maximum ambient temperature for storage and transport must not exceed the specified value: 96 Decommissioning / Storage OptiCenter OC06...
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During storage and transport in cold weather, and in the event of extreme temperature differences, ensure that no moisture is deposited on or inside the unit (condensation). If condensation is present, the unit may only be switched on after it is fully dry. Decommissioning / Storage 97 OptiCenter OC06...
Requirements on personnel carrying out the work The disposal of the product is to be carried out by the owner or operator. When disposing of components that are not manufactured by Gema, the instructions in the respective manufacturer’s documentation must be observed.
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► Ensure the operating panel is disposed of properly. The recyclable materials should be taken to your local recycling center. Operating panels that are no longer required must be disposed of properly in accordance with local regulations. 100 Disposal OptiCenter OC06...
When using the spare parts from other manufacturers the explosion protection is no longer guaranteed. If any damage is caused by this use all guarantee claims become invalid! ► Only original Gema spare parts should be used! Spare parts list 101 OptiCenter OC06...
Rev. 00 04/19 OptiCenter OC06 Touch Panel – 7" complete (see enclosed wiring diagram) 1015 525 SD card – for pos. 1 (not shown) on request Pneumatics – see corresponding spare parts list All-in-One (CG22-C) gun control unit – see corresponding operating manual OptiSpeeder –...
Pinch valves distributor RP – complete, see corresponding spare parts list Pinch valves distributor FP – complete, see corresponding spare parts list AirMover – NW40, complete, see corresponding spare parts list 1008 066 fig. 61: Spare parts list 105 OptiCenter OC06...
O-ring – Ø 28x2.5 mm 263 842# # Wear part ¹ After replacement, open the throttle valve until the compressed air begins to flow, then open it further by one turn Fig. 63: Spare parts list 107 OptiCenter OC06...
Fluidization OptiSpeeder – see corresponding spare parts list Compressed air hose – Ø 16.4/26.6 mm (not shown) 105 155* Powder hose – Ø 16/23 mm (not shown) 1010 040*# # Wearing part * Please indicate length fig. 65: Spare parts list 109 OptiCenter OC06...
Fluidizing unit – complete, see corresponding spare parts list 1005 507# Allen cylinder screw – M8x20 mm 265 241 Gasket 395 439 Hexagon shakeproof nut – M8 244 449 # Wearing part * Please indicate length fig. 77: Spare parts list 121 OptiCenter OC06...
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