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MASTER - EC Pixel Installation & Adjustment 07

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1. EC Pixel Traction Controller Installation amp Adjustment Manual 5 1 3 About Pixel 1 3 1 Typical Pixel Controller Layout PC BOARDS amp COMPONENTS e P MP IO Microprocessor Main Input Output Safety Microprocessor e P PDB Power Distribution Board e P MP Pixel Microprocessor Board with onboard diagnostics e Power Transformer e 24 VDC Power Supply e Motor Control Drive e Brake and Potential Contactors e Field Wiring Terminals e Motor Isolation Contactor Figure 1 3 1 Typical Pixel Car Controller EC Pixel Traction Controller Installation amp Adjustment Manual 6 1 3 2 Typical Pixel TOC Top of Car Interface The Pixel TOC Top of Car Interface is provided with all mounting hardware required to fasten it to the crosshead rail on the cartop COMPONENTS amp SWITCHGEAR e Traveler termination COP interconnection Cab Lights and Fans Terminals e P Aux System Access Point Screen and Dashboard e Optional Cartop Inspection Switchgear and Light e 24 VDC Power Supply e P TOC Cartop Microprocessor Board Figure 1 3 2 Typical Pixel Cartop Interface NOTE The P TOC Top of Car Interface can optionally include a cartop inspection station with light and service outlet as an option similar to picture 1 4 New Technology New Terms Our goal was to design the Pixel system using advanced technology to simplify routine tasks so you can accomplish more faster Lots of
2. b Drive the car to the top landing by entering a Car Call c Set TEST switch located on the MP board to TEST which will enable Test Mode operation and disable door operation d Navigate to E Home W Y install W S Code Compliance Tests W S Safeties Speed Tests W EC Pixel Traction Controller Installation amp Adjustment Manual 77 S Emergency Terminal Stop W NOTE The Emergency Terminal Stop dropdown window parameter Slowdown Position represents the hoistway position at which the car must start its deceleration into the bottom landing relative to the down normal limit Press the E Run Test soft key to start the Emergency Terminal Stop test run or the E Back soft key to abort test run v CAUTION Once the Run Test soft key has been pressed the car will accelerate to contract speed in the down direction and run past the Slowdown Position Observe that the Display shows a Slowdown Speed Trip latching fault and that the car comes to a halt Press the System Fault Reset key to clear the fault and enable the car to re level into the closest landing Up Direction a d Set CAPTURE switch located on the MP board to CAPTURE which will prevent the car from servicing Hall Calls Drive the car to the bottom landing by entering a Car Call Set TEST switch located on the MP board to TEST which will enable Test Mode operation and disable door operation Navigate to E Home W Y
3. ELEVATOR CONTROLS SIMPLE SOLID SUPPORTABLE Pixel Control System Installation amp Adjustment For Traction Elevator Applications Utilizing AC Vector or DC Drive Motor Control Product Documentation that s Simple to Navigate This is the Installation and Adjustment Manual that is the guide for installation startup and final adjustment of all Pixel Traction Series elevator controllers Other resources include e Motor Drive Specific Manuals e Maintenance amp Troubleshooting Training Manual provided in conjunction with Factory and Customer Site technical training classes e Telephone Technical Support available for Customers at no charge e call 916 428 1708 e e mail techsupport elevatorcontrols com e fax 916 428 1728 e Onsite Product amp Engineering Support available worldwide by prior arrangement Pub ID Pixel V900 T Man rev 07 22 13 Table of Contents Introduction Section 1 1 1 1 2 1 2 1 1 2 2 1 3 1 3 1 1 3 2 1 4 1 4 1 1 4 2 1 4 3 1 4 4 1 4 4 1 1 4 4 2 1 4 4 3 1 4 4 4 1 4 4 5 1 4 4 6 1 4 4 7 1 5 1 5 1 1 5 2 1 5 3 1 5 4 1 5 5 1 5 6 1 5 7 1 6 1 6 1 1 6 2 1 6 3 1 6 4 CONVENTIONS IN THIS MANUAL Warning Caution and Note Icons System Menu Navigation PIXEL OVERVIEW System Description Capabilities and Advantages System Components Typical System Components Pixel Traction Series Capabilities About Pixel Typical Pixel Controller Layout Typical Pixel TOC Top of C
4. Monitoring Compliance Verification Monitoring Critical Circuits ASME 17 1 Sections 2 26 9 3 and 2 26 9 4 EB1 EB2 and EBX1 EBX2 Relays Contacts Critical Component EB1 EB2 and EBX1 EBX2 Relay Contacts Redundant Component RG1 RG2 and RGBP1 RGBP2 SP1 and SP2 Computer Monitoring Inputs Monitored Component EB1 EB2 and EBX1 EBX2 Relay Contacts NOTE Test verifies that Pixel can detect failure of Emergency Brake relay contacts to open and responds by preventing car motion Refer to page 2 of prints for Emergency Brake circuits Set CAPTURE switch located on the MP board to CAPTURE which will prevent the car from responding to hall call demand Set TEST switch located on the MP board to TEST which will enable Test Mode operation and disable door operation Place Machine Room Inspection switch to INSP NOTE EB1 EB2 and EBX1 EBX2 Relays Contacts Verification functions identically in both inspection and automatic modes of operation Momentarily short RG to RGBP inputs by using a jumper to bridge pin 3 to pin 4 on the PDB board at the JSMP harness connector Verify that the Pixel screen displays EB Relay Fault or EBX Relays Fault the EB1 EB2 and EBX1 EBX2 relays are off and the Emergency brake sets Verify that the car will not accept a run command while the fault is present Cycle power and confirm that the fault condition has not been cleared Press the li System Fault Reset button to clear the fault condition
5. NOTE Through this procedure Pixel will prompt you to wait while the system enters and exits file transfer mode operation Do not press any keys during a wait timeout to prevent file transfer corruptions Wait for Pixel to confirm that it is ready to receive dashboard command EC Pixel Traction Controller Installation amp Adjustment Manual 68 Section 5 Speed Monitoring Adjustment 5 1 Car Speed Monitoring System The Pixel Elevator Controller working in conjunction with the Landa dual head positioning unit monitors the position and speed of the elevator throughout the entire hoistway The Landa Positioning System provides actual car position on demand absolute position is read from the Landa Encoded Tape and car speed is calculated based upon change in car position over a time interval The SP1 and SP2 safety processors individually read the Landa Positioning System at a rate of approximately once every 10 milliseconds for current car position The Landa Positioning System includes dual sensor heads These redundant heads continuously read encoded tape and position information from each which is compared against the other for validation Main Tape Position and Auxiliary Tape Position A free running timer is used to provide an accurate measure of the time between position samples which is used to calculate car speed as follows Cab speed Aposition Atime where Aposition previous ca
6. The Pixel controller uses dual CAN bus controller area networks to provide high speed internal system communication including group to and between individual car controllers Use of this industrial standard protocol opens the door to interoperability with a variety of current and future products and peripherals including the latest door operators 1 5 4 Parallel Independent Safety Processors If at any time Pixel s two independent safety systems do not agree an automatic system shutdown is executed to keep passengers safe In compliance with current elevator safety code Pixel s design incorporates parallel independent safety processors Two independent redundant means are used to monitor safe operation The logic output from both safety systems is continually compared EC design engineers devised SP1 a powerful software based safety processor which is continually crosschecked by SP2 a hardware based FPGA floating point gate array safety processor EC Pixel Traction Controller Installation amp Adjustment Manual 14 1 5 5 Integrated I O Testing and Remapping Local diagnostics function whether or not the access point has an active connection to the system network Pixel has designed in reliability and flexibility Simple onboard I O testing is supported at each system access point Every I O is provided with an associated LED indicator If an I O is found to have failed remap I O can be used to reassign this
7. decrease drive function 41 per unit inertia Once the drives per unit inertia function 41 has been optimized refer to section B1 2 1to save the drive parameters g Once the per unit inertia has been optimized adjust function 40 low speed bandwidth and function 42 stability for optimum performance empty car balanced car and full car for both long and short floor runs h In the event rope resonance is observed or vibration when traveling into upper landings is observed increase function 107 tach rate gain in 0 1 increments until resonance or vibration is eliminated It is advisable to set this function for the lowest possible value to maintain consistent performance EC Pixel Traction Controller Installation amp Adjustment Manual 131 NOTE While manipulating drive parameters observe that incrementing values does not induce vibration or performance instability When decrementing drive parameters observe that rollback and floor overshooting does not occur due to lack of control NOTE Parameter manipulation should be performed in the following sequence Function 41 per unit inertia function 40 low speed bandwidth function 42 stability then function 107 tach rate gain Once final drive adjustment has been completed refer to section B1 2 1to save the drive parameters B1 7 Overspeed Using the Drive to Drive the Hoist Motor The drive unit can be configured to run the hoist motor at a higher rpm than th
8. 3 5 4 2 Landa Dual Sensor Head Installation and Wiring The sensor heads can be mounted on any of their three sides to facilitate encoded tape position and sensor head assemble locations Refer to page PS1 of the prints for installation guidelines Connect the Sensor heads to the TOC box using the color coded wiring harnesses provided Refer to page 6 of the prints for wiring details NOTE The Auxiliary sensor head selector 2 is the one mounted at the top of the Landa Dual Sensor Head bracket assembly It connects to the TOC JASEL connector on the TOC board The Main sensor head selector 1 is the one mounted at the bottom of the bracket and connects to the TOC JMSEL connector 3 5 4 3 Landa Positioning System Verification Using the TOC access point verify the distance between the two position sensor heads Navigating to EC Pixel Traction Controller Installation amp Adjustment Manual 36 E Home J install W 9 Learn Functions W 9 Virtual Limits J Tape Reader Offset W E Learn or M Back Verify proper operation of the Landa system Navigate to E Home Y instal W S View Selector Data W a Confirm that the position displayed for selector 1 should be smaller than selector 2 If not swap the pluggable terminal strips JMSEL and JASEL on the P TOC board b Confirm that selector positions increment and decrement together as you run the car either up or down c Confirm that the RAW delta differe
9. NOTE P Relay Verification functions identically in both inspection and automatic modes of operation Manually press and hold the P relay movable and verify that the Pixel screen displays P Relay Fault Then release and observe that the fault condition has been cleared screen displays No Faults While holding P relay movable use Machine Room Inspection to command the car Up or Down Verify that the car will not accept a run command while the fault is present Release the P contactor actuator and confirm that the Pixel screen displays No Faults Return the Controller Inspection TEST and CAPTURE switches to their off positions which will enable the car to return to Automatic Mode of operation and serve call demand Place Machine Room Inspection switch to NORMAL BK Brake Relay Critical Component BK Relay Redundant Component BKI1 BKI2 SP1 and SP2 Computer Monitoring Inputs Monitored Component BK Relay Contacts EC Pixel Traction Controller Installation amp Adjustment Manual 92 6 9 5 NOTE Test confirms that Pixel correctly detects a BK relay failure to open Pixel checks for a stuck contact at the end of every run before allowing the next run refer to page 1 and 4 of prints BK contactor is one of two force guided relays that provide power to the brake circuits Set CAPTURE switch located on the MP board to CAPTURE which will prevent the car from responding to hall call demand Set T
10. Pay particular attention to all safety precautions This Appendix contains no explanation of the digital operator interface refer to the Drive Manual B1 1 Drive Interface Overview Pixel s interface to the DSD 412 drive requires the drive to operate in closed loop mode i e the drive interface must utilize speed feedback via an encoder coupled to the hoist motor Page 1 of the job prints illustrates the interface to the drive which consists of following basic drive inputs i Hardware enable inputs j RS422 Communications channel k Power inputs to terminals L1 L2 and L3 Encoder inputs The basic drive outputs are m Armature Variable DC voltage to the motor through the contactor n Motor field Variable DC Voltage o Drive Ready output drops DSAF controller input if a fault condition is detected p Run Engaged output enables brake q Loop Pickup Output enables motor contactor B1 2 Job Parameters Verification Use the Drive Interface to verify that the parameter list provided on page DPS of the job prints matches with actual drive programmed parameters EC Pixel Traction Controller Installation amp Adjustment Manual 123 Page DPS of the job prints allocates three columns for parameter settings The first column is the manufactures Default Settings The second column is the EC Settings of starting values that have been programmed in the drive The third column is the Field Settings which the adjust
11. The highest priority fault is displayed on the Pixel home screen No Faults is the default Lower priority faults may be revealed once the first fault is resolved Repeat instructions above until No Fault are displayed NOTE Faults are classified as either latching or non latching While non latching faults self reset all faults are recorded in fault counters and logs 3 4 1 Attempt to Move Car Command the car to move on Inspection up or down while observing drive sheave directional rotation If directional rotation agrees with commanded direction skip to section 3 4 2 below Refer to Appendix Section x1 4 Motor Rotation verification if necessary to correct reversed rotation O WARNING Motor control speed and directional rotation must be confirmed BEFORE PROCEEDING to section 3 4 2 below EC Pixel Traction Controller Installation amp Adjustment Manual 33 3 4 2 Brake Adjustment First while attempting to run the car adjust brake pick voltage output by adjusting RB1 power resistor and brake holding voltage by adjusting RB2 power resistor to the desired voltage output refer to job prints Page 2 for brake power resistors adjustment instructions NOTE Brake power resistors are located inside the resistor cage on top of the controller 3 4 3 Brake Mechanical Operation Prove that the brake will properly hold at least an empty car Perform any necessary mechanical adjustments to obtain proper brake operation Refer to
12. brake manufacturer adjustment instructions to perform necessary brake adjustments 3 4 4 Verify Car Speed Command the car to move on Inspection up or down while measuring car speed verify commanded vs measured speed agree If commanded vs measured speeds agree skip to section 3 4 5 below Refer to Appendix Section x1 5 Commanded vs Measured Speed Calibration if necessary to correc a speed mismatch OQ WARNING Commanded vs Measured speed must agree BEFORE PROCEEDING to section 3 4 5 below 3 4 5 System Startup Complete At this point the system startup is complete the elevator car should run correctly on Construction mode in Car Top Inspection or In Car Inspection modes If you are unable to run the car review the steps in Section 3 to section 3 4 5 above and repeat as required Elevator system hardware installation should be completed next including installation of the Cartop box Car Operating Panel Landa dual head positioning system etc in order to enable the car to transition from Construction Mode to Inspection and Automatic modes of operation EC Pixel Traction Controller Installation amp Adjustment Manual 34 3 5 System Components Installation and Wiring 3 5 1 TOC Box Installation The Pixel TOC box is supplied with necessary hardware to permanently attach it to the crosshead using unistrut and clamps Survey the cartop and determine the best quadrant for mounting setup and ease of wiring to door operator
13. this calculation does not allow for rounding Each rounding corner will normally add about half of its rounding time to the time required to reach contract speed 25 300 fpm s 80 fpm s feet per minute per second The acceleration parameter is also used to control the pattern ramp up during re level or inspection mode Changing this parameter will change the rate at which respective rated speeds are attained for automatic run patterns inspection patterns and re level patterns NOTE Divide FPM S by 60 to get ft s 4 6 11 Deceleration Brief Description Adjustment Range Default Units of Measure Detailed Explanation Deceleration parameter defines the rate at which the car reaches leveling speed The higher the deceleration value the sharper the rate 25 300 fpm s 80 ftm s feet per minute per second For example with Contract Speed set at 350 FPM and Deceleration set to 100 FPM S the car will reach leveling speed in 3 5 seconds This calculation is before rounding is considered Each rounding corner will normally add about half of its rounding time to the time to reach contract speed EC Pixel Traction Controller Installation amp Adjustment Manual 54 4 6 12 Leveling Decel Time Brief Description Leveling Decel Time parameter creates a pattern ramp down from leveling speed to stop instead of a step from leveling speed to stop The default value for this parameter is 0 and should remain 0
14. Contract Speed up to 300 feet per minute Divide contract speed by three and use this value to set Jerks Acceleration and Deceleration parameters marked with in the table Example Contract speed 200 feet per minute Compute 200 3 67 Set parameters marked to 67 For Contract Speed above 300 feet per minute Set all parameters marked to 100 Example Contract speed 400 feet per minute Set parameters marked to 100 O WARNING CONTRACT SPEED must be entered ACCURATELY to prevent personal injury and or equipment damage A single missing character ie 100 vs 1000 will produce a GREATER THAN INTENDED EFFECT on speed pattern calculated internally by Pixel EC Pixel Traction Controller Installation amp Adjustment Manual 32 3 4 Run the Car on Construction Mode NOTE Pixel will prevent the car from moving until the required Construction Mode signal status is achieved NOTE Construction Mode allows the car to run On Car Top or In Car Inspection to a maximum speed of 50 fpm or the programmed inspection speed whichever is less Navigate to the home screen then follow step by step instructions E Home Confirm that the Pixel screen displays No Faults If a fault condition is indicated lt Help Read the fault description and follow instructions for resolving the issue Once recommended actions are completed press the E System Fault Reset This will clear a fault latched state NOTE
15. Door Status Available door openings are displayed as active in green or inactive in grey using center parting door icons Visual door status is indicated as follows e Opened Small portion of door on each side of opening e Closed Solid green door panels indicated e Opening Animation doors moving partly to fully open e Closing Animation doors moving partly to fully closed e Faulted Solid red door panels indicated EC Pixel Traction Controller Installation amp Adjustment Manual 11 1 4 4 2 Modes of Operation Construction mode when enabled restricts operation to inspection mode with limited speed and no positioning Pixel supports multiple modes of operation including Automatic Inspection Construction e Main Fire Recall e Cartop Inspection e Cartop Inspection e Alternate Fire Recall e In Car Inspection a i eon e Fire Phase 2 e Hoistway Access e Emergency Power Phase1 e Controller Inspection e Emergency Power Phase 2 e Emergency Power Pre transfer e Battery Rescue Operation traction e Battery Lowering Operation hydraulic e Fire Service e EMT Phase 1 e EMT Phase 2 e Hospital Service e Earthquake Normal Mode e Earthquake Abnormal Mode e Test e Capture e Independent e Wild Sabbath e Security e Out of Service Recall e Car to Lobby e Flooded Pit Recall e Piston Synchronization hydraulic e Viscosity Operation hydraulic e Car Overloaded e Attendant Service 1 4 4 3 Intended Direction W
16. Each set affects the control performance at different stages of the motor control as follows EC Pixel Traction Controller Installation amp Adjustment Manual 120 a C5 01 speed control proportional gain and C5 02 speed control integral gain parameters affect the performance of the car throughout the entire run Increment or decrement these parameters for tighter or looser motor response Increments and decrements should be performed in increments no larger than 10 of current value and should be evaluated for performance throughout the run b C5 19 speed control proportional gain at position lock and C5 20 speed control integral gain at position lock parameters affect the performance of the car when the commanded speed is zero both start and stop Increment or decrement both values for tighter or looser motor control Increments and decrements should be performed in increments no larger than 10 of the current value and should be evaluated for performance while commanding zero speed at start and final stop c S3 01 position lock gain at start S3 02 anti rollback control gain at start and S3 03 position lock gain at stop parameters add their values to the C5 19 and C5 20 values for the period of time programmed in S1 04 position lock time at start and S1 05 position lock time at stop Increments and or decrements should be performed in increments no larger than 10 of the current value and should be evaluated for perfor
17. I O to another location on the same PC board or to another IO board using an intuitive visually based process 1 5 6 Consolidated Field Wiring Consolidated field wiring saves time while separating low and high voltage signals to help prevent component damaging wiring errors The Pixel controller cabinet has been designed so you can bring field wiring into a functional assigned color coded terminal strips a convenience we call consolidated field wiring 1 5 7 Remote Assist Virtual tech support is delivered to your machine room on demand with system access you always approve and control Elevator mechanics have long wished that support technicians could join them in the machine room with a simple call for help Remote Assist enables the Pixel technical support team to virtually view the system you are working on in real time and provide guidance and recommendations 1 6 Pixel Menu System Overview Menu content is strategically organized and logically sequenced with related tasks grouped together The broad range of selections within the Pixel system are presented in menus each containing a reasonable number of selections within each tier The number of tiers has also been minimized to simplify navigation and selection The breadth and depth of the Pixel menu system provides access to the extensive parameters demanded by the most experienced adjuster But many installers will find that the top two or three menu ti
18. Manual 140 B2 6 2 3 Motor Response Adjustment The drive response sets the sensitivity of the drive s speed regulator software to follow the speed profile reference Response needs to be adjusted to achieve optimum motor control while maintaining stability The following procedure can be used to adjust the drives response a Once the per unit inertia has been optimized adjust the RESPONSE parameter within the drives A1 menu for optimum performance empty car balanced car and full car for both long and short floor runs b In the event rope resonance is observed or vibration when traveling into upper landings is observed increase parameter Tach Rate Gain in the drives A1 menu in 0 1 increments until resonance or vibration is eliminated It is advisable to set this function for the lowest possible value to maintain consistent performance NOTE While manipulating drive parameters observe that incrementing values does not induce vibration or performance instability When decrementing drive parameters observe that rollback and floor overshooting does not occur due to lack of control NOTE Parameter manipulation should be performed in the following sequence Inertia Response Tach Rate Gain B2 7 Overspeed Using the Drive to Drive the Hoist Motor The drive unit can be configured to run the hoist motor at a higher rpm than the hoist motor rpm to create an overspeed condition by manipulating drive parameter OVERSPEED MULT ove
19. Range Default Units of Measure Detailed Explanation accurate approaches also mean longer brake to brake times Pattern Delay timer holds the pattern at zero speed for the amount of time specified after the UP or DN command is sent to the motor drive unit 000 2000 msec 0000 msec milliseconds Use pattern delay to compensate for a sluggish brake pick If the car pulls through the brake at start increase pattern delay to hold zero pattern longer time at start which will allow time for the brake to pick before pattern begins to accelerate the car Pre Torque Option allows Pixel to modify the initial soeed command given to the motor drive unit to compensate for over or under load in the cab Yes No No N A Pre Torque option is to be used in conjunction with a CAN driven load weighing unit capable of providing weight status information to Pixel and after pre torque learn process has been executed Refer to Appendix C Pre Torque to set the load weighing device and Pixel to perform this function EC Pixel Traction Controller Installation amp Adjustment Manual 56 4 6 16 Highspeed Trip Speed Brief Description Adjustment Range Default Units of Measure Detailed Explanation Speed value at which the safety processors SP1 or SP2 will declare an Overspeed condition to trigger a Contract Overspeed latching fault bringing the car to a halt 0001 Contact Speed 25 Contract Speed 10 feet per mi
20. The commanded speed scaling needs to be adjusted in the drive unit as follows a Using a hand held tachometer measure the car speed If measuring the car speed on Inspection mode allow a few seconds for inspection speed to settle if on Automatic operation have the car perform as long a possible multi floor run Make note of the measured car speed b Obtain parameter values E1 04 and E1 06 from the drive unit c If caris running below commanded speed and E1 04 and E1 06 are set to the frequency listed on page DPS on the job prints contact Elevator Controls with data findings for guidance d If car is running above commanded speed lower the value of E1 04 and E1 06 proportional to the change of speed desired example iv Car contract speed is 300 ft min Car measured speed is 320 ft min Parameters E1 04 and E1 06 are set to 22 Hz Calculate the new value for E1 04 amp E1 06 22Hz x 300fpm 320fpm 20 63Hz Program E1 04 and E1 06 new value of 20 63 and repeat process if necessary until car speed is accurate within 1 A2 6 Motor Control The drive unit needs to provide both speed regulation and ride comfort regardless of Pixel s commanded speed This is achieved by adjusting the Drive Gains thus changing the sensitivity with which the drive follows the commanded speed without undesirable vibration or discomfort There are three sets of Gain parameters utilized by the drive unit to best control motor performance
21. The drive must not have any faults in order to proceed with the Autotuning c The controller safety circuit must be made up in order to proceed with Autotuning d 15 seconds must ellapse prior to reattempting Autotuning e The Autotuning process may take up to 1 minute to complete The drive will display AUTOTUNE DONE when the procedure is complete f To perform the motor Autotuning acess the AUTO TUNE MOTOR parameter in the drives A4 menu g Press the Enter key If there are any active faults the drive will display Not Available at This Time and the Autotuing procedure cannot be completed h If there are not any faults present the drive will display PRESS ENTER TO CONFIRM REQUEST i Press Enter to begin the Autotuning process There will be 5 sections within the Autotuning process Tuning 1 Tuning 2 Tuning 3 Tuning 4 and Tuning 5 j If the motor Autotuning is successful the drive will display AUTO TUNE DONE k If the motor Autotuning is not successful the drive will display AUTO TUNE HAS ABORTED Pressing the drives Enter key will display the fault the occurred during Autotuning Once Autotuning has been completed reconnect the field wire at controller terminal B1 brake coil B2 4 Motor Rotation Verification Pixel and the Drive need to be in sync in regards to motor rotation vs command direction For example if Pixel issues a command to drive the cab up the motor must drive the cab in the up direction I
22. Verify that either the EB1 EB2 or EBX1 EBX2 relays activate and that the car will accept a run command Set the TEST and CAPTURE switches to off which will enable the car to accept hall calls and return to Automatic Mode operation Place Machine Room Inspection switch to NORMAL EC Pixel Traction Controller Installation amp Adjustment Manual 91 NOTE Pixel alternates use of EB1 EB2 and EBX1 EBX2 relay contacts 6 9 2 that provide power to the emergency brake circuits at the end of every run Proper contact opening operation is verified prior to allowing the next run AA Motor Contactor Force Guided Relay Critical Component AA Relay Redundant Component STOP1 STOP2 SP1 and SP2 Computer Monitoring Inputs Monitored Component AA Relay Contacts NOTE Test confirms that Pixel correctly detects a motor contactor failure to open Pixel checks for a stuck contact at the end of every run before allowing the next run Refer to page 1and 4 of prints Set CAPTURE switch located on the MP board to CAPTURE which will prevent the car from responding to hall call demand Set TEST switch located on the MP board to TEST which will enable Test Mode operation and disable door operation Place Machine Room Inspection switch to INSP NOTE AA Contactor Verification functions identically in both inspection and automatic modes of operation Manually press and hold the AA contactor movable and verify that the Pixe
23. a possible multi floor run Obtain parameter values E1 04 and E1 06 from the drive unit If car is running below commanded speed and E1 04 and E1 06 are set to 60 Hz call Elevator Controls with data findings for guidance If car is running above commanded speed lower the value of E1 04 and E1 06 proportional to the change of speed desired example i Car contract speed is 300 ft min ii Car measured speed is 320 ft min iii Parameters E1 04 and E1 06 are set to 60 iv Calculate new value for E1 04 amp E1 O6 60 x300 320 56 2 Program E1 04 and E1 06 new value of 56 2 and repeat process if necessary until speed agrees within 1 accuracy A1 6 Motor Control The drive unit needs to provide both speed regulation and ride comfort regardless of Pixel commanded speed this is achieved by adjusting the Drive Gains thus changing the sensitivity with which the drive follows the commanded speed without undesirable vibration or discomfort There are three sets of Gain parameters utilized by the drive unit to best control motor performance each set affects the control performance at different stages of the motor run as follows a C5 01 speed control proportional gain and C5 02 speed control integral gain this set affects the performance of the car through the entire run increment or decrement both values together for tighter or looser motor control increments and decrements should be performed in increments no larger than 1
24. a proper balanced load NOTE Balanced load is defined to be between 40 and 50 of the rated elevator load capacity use 45 to verify proper counterbalance B1 6 2 Gain Parameters Adjustment There are three sets of Gain parameters utilized by the drive unit to best control motor performance Each set affects the control performance at different stages of the motor control as follows a Run the elevator at contract speed and verify the car speed with a hand held tachometer Make any adjustments required to fine tune the contract speed by adjusting drive function 11 motor rpm b Run the elevator to a floor near the bottom of the hoistway Place a full load in the elevator c Place the controller on Test mode of operation On the drive access function 610 motor armature voltage Press the data function button to display the motor armature voltage d Place a car call near the top of the hoistway while observing the motor armature voltage displayed on the drive e Compare the observed motor armature voltage to the motor nameplate armature voltage If the observed drive motor armature voltage is above the motor nameplate armature voltage reduce drive function 49 motor field weakening current until the motor nameplate armature voltage is achieve while running full load in the up direction EC Pixel Traction Controller Installation amp Adjustment Manual 130 NOTE If the elevator system utilizes a geared machine motor
25. any of the three system access point locations there are just a few exceptions to meet safety requirements Each System Access Point provides e Elevator personality parameters that are easily viewed intuitively reprogrammed e Simplified access to review and adjustment of drive parameters e Learn landing zones and readjust position virtually by entering offsets in inches or millimeters e View of faults and access to diagnostics e Powerful easy to use system diagnostic tools EC Pixel Traction Controller Installation amp Adjustment Manual 8 1 4 2 Pixel Dashboard Screen and Navigation Pixel uses a simple knob for navigation and selection called Touch and Go everything you need is at your fingertips Pixel s high resolution color LCD is paired with a simple intuitive selection knob called the Tou interface Rotate to scroll up and down any selection list Then press this same knob to select the desired function or setting and keep right on working SCREEN amp NAVIGATION e High Resolution LCD Screen e Direct Select Keys e Help Key Pixel ELEVATOR E conTROLS e Home Key e e Touch amp Go Navigation Figure 1 4 2 Pixel Screen amp Navigation The provides a dedicated YELLOW button for immediate access to if needed Depending on the menu or parameter display being viewed flexible GREY are assigned helpful functions Return to the main menu at any
26. being used for the Motor Field AC input 183 Relay K3 Logic Output Selection The value entered in this parameter should be set to 3 as listed on page 1 of the job prints EC Pixel Traction Controller Installation amp Adjustment Manual 125 NOTE The drive does not automatically save parameters that have been altered In the event the drive power is cycled or the drive is reset any changed drive parameters will be lost and have to be reprogrammed Refer to section B2 1 1 below for direction to permanently store drive modified parameters B1 2 1 Saving Drive Parameters Drive Function 994 must be used to save drive parameters into the drives non volatile memory Use the following procedure to save changed drive parameters a Access drive Function 994 via the user interface b Press the DATA FCTN key until the drive displays rESt c Press the drive up arrow key until the drive displays SAVE d On the upper right side of the drive there is a slide switch that when placed in the up position will illuminate the drives NV RAM NOT PROTECTED indicator place this switch in the up position e Press the drive ENT key the drive should now display 994 f Place the NV RAM protect switch the down position such that the NV RAM NOT PROTECTED indicator is not illuminated g The drive parameters have now been saved such that the save parameters will be the default paramet
27. follow displayed instructions to perform transfer or the car will not be allowed to run automatic modes of operation Reset ETS Bypass option and verify that the car can run the entire length of the hioistway runs without triggering a Slowdown Overspeed fault Refer to section 4 7 1 above to access and reset ETS bypass option EC Pixel Traction Controller Installation amp Adjustment Manual 67 4 8 Verify Overall Car Performance Pixel car controller must be operating with to desired performance verify and correct following operations a Position Indicator displays proper landing labels b Car calls can be entered through the COP push buttons c Every push button in the COP performs its function Door Open Door Close Passing Gong Enable etc d Car Responds to all capable Hall Calls e Hall and Car gongs performance f Overall car functionality and performance WARNING Safety tests sections 5 and 6 below overall car function performance and all local safety inspections must be completed before releasing car to public 4 9 Transfer Safety Configuration File to Microprocessors To transfer the Safety Configuration File to SP1 and SP2 microprocessors follow instructions in File Transfer submenu as follows E Home W Y install W File Transfer W S Safety Configuration Upload W Press the Transfer soft key to transfer a configuration file to safety microprocessors or the E Back soft key to abort transfer
28. from inspection to normal operation The car should travel to the closest landing EC Pixel Traction Controller Installation amp Adjustment Manual 46 NOTE If this does not happen view the Pixel screen from any system access point and see if a fault condition is displayed Consult onboard help by pressing the yellow _ Help key for guidance to resolve any fault that might prevent the car from moving The car will be ready to respond to car call demand as soon as the READY and AT FLOOR indicators are lit and the RE LEVEL indicator is off This confirms that the car has completed leveling at a landing If any door opening device is active Door Open Button DOB Safety Edge SE Photo Eye Sensor PHE Door Lock Door Closed Car Gate not closed the car will be prevented from responding to car call demand Observe door input status by navigating to E Home Troubleshoot W Flags W Door Flags Correct wiring or repair any device necessary to eliminate the active input that is preventing car movement Refer to Section 7 Troubleshooting in this manual for more troubleshooting assistance 4 6 Speed Profile Parameters This section is intended to empower the adjustor with an understanding of the relationship between Pixel and its Speed Profile Parameters This understanding is essential to obtain maximum ride performance and comfort during final ride adjustment EC Pixel Traction Controller Installation amp Adjustment Manual
29. in the machine room EC Pixel Traction Controller Installation amp Adjustment Manual 18 2 3 Environmental Considerations The elevator control system should be installed according to the following requirements to ensure proper operation and longevity a 2 4 Temperature inside the control system enclosure should be maintained between 32 and 104 degrees Fahrenheit 0 to 40 degrees Celsius Temperatures outside this range may effect normal operation and or reduce system life If required make provisions for machine room air conditioning EC can quote and provide an enclosure mounted air conditioning unit Air in the machine room should be free of corrosive gases and sufficiently dry to prevent condensation from moisture NEMA 4 or NEMA 12 enclosures with integral air conditioning units are recommended for applications that do not meet these requirements EC can quote and provide the full range of specialized NEMA rated enclosures for proper and safe operation in non standard environments Locate control system enclosures and components away from any window or opening to minimize the risk of equipment damage due to severe weather conditions Protect control system equipment from exposure to extreme levels of electromagnetic EM and radio frequency RF radiation EC control systems are certified to current EMI RFI standards though independent testing by CKC Laboratories Inc However note that EMI and RFI have the
30. is transitioning from reaching earthquake speed to stable earthquake speed Reducing the Rollover Jerk value allows for smoother transition demanding less torque from the motor drive unit and lowering earthquake speed overshoot 4 6 20 Terminals Trip Speed Brief Description Adjustment Range Default Units of Measure Detailed Explanation This is the percentage speed value from learned slowdown speed profiles up and down at which the safety processors SP1 or SP2 will declare an Slowdown Overspeed condition that in turn will trigger a Slowdown Speed latching fault bringing the car to a halt 000 100 10 Percentage of digitized learned pattern Adjust Percentage Overspeed in conjunction with the motor drive unit response to prevent safety processors SP1 or SP2 from intermittently declaring a Slowdown Overspeed latching fault NOTE Percentage Overspeed monitors the difference between the learned slowdown position and speed and compares it to the current the current car position and speed dynamically EC Pixel Traction Controller Installation amp Adjustment Manual 59 4 6 21 4 6 22 4 7 Level Zone Brief Description Adjustment Range Default Units of Measure Detailed Explanation Door Zone Center Brief Description Adjustment Range Default Units of Measure Detailed Explanation Level Zone or Trucking Zone defines the Door Zone area where leveling and door o
31. menu by Selecting PI Label menu entry and manipulating its contents to match those on the COP landing push buttons NOTE The Hall Call and Hall Gong nodes operation can also be verified from within this menu by Selecting Verify Floor Hall Nodes menu entry NOTE Disable Unintended Movement Bypass option as soon as floor levels adjusting has been completed by following procedure to enable Unintended Movement Bypass above replacing last selection 9 Yes with 9 No 4 7 6 Final Ride Adjustment It is more of an art than science to Adjust speed pattern There are two goals in this process maximize ride comfort and minimize brake to brake time NOTE Seasoned adjustors will tell you its best to work on one goal at a time 4 7 6 1 Speed Pattern Adjustment The two goals are not exclusive both can be achieved The sections below provide information and hints to help fine tune the elevator for optimum performance and comfort Best results are achieved if you first review and thoroughly familiarize yourself with these sections Then go through the step by step adjustment process as required 4 7 6 2 Decreasing Brake to Brake Time a Increase Acceleration Acceleration to speed NOTE When you do this you will probably have to increase Initial Jerk Soft Start and Rollover Jerk Round up to speed The jerk values should be larger than or equal to the Acceleration value Example if Acceleration is set to 100 FPM s
32. s load weighing devices Landa positioning hardware fans and cab accessories to the TOC box Refer to job prints page TOC1 for instructions and details of TOC mechanical installation Install the TOC box provided If your TOC box includes the optional pre wired Car Top Inspection Station install the TOC box the light bulb and light bulb mesh protection provided Install the Emergency Stop push button switch NOTE Pixel s pre wired Car Top Inspection Station light bulb light bulb mesh protection and the Emergency Stop push button switch are shipped inside the TOC box Once the TOC box has been installed if you did not order the pre wired Car Top Inspection Station wire the job Inspection Station provided by others to the TOC Box referring to page CW of the prints for wiring instructions 3 5 2 COP Installation Wiring Refer to your COP panel provider and cab manufacturer for any special installation instructions for the pre wired COP panel Use the harness provided to connect to the TOC box Refer to job prints page CW for harness wiring details NOTE A color coded harness is provided to simplify connection of the COP s to the TOC One harness is shipped with the TOC box for each COP NOTE Place the switch for Independent Service to on and leave it on to make sure car will open doors while transferring from TEST to Independent service as indicated in Section 4 final adjustment below to ensure car will open do
33. side the 4A buss is protected by a fuse feeding the logic power Any accidental EC Pixel Traction Controller Installation amp Adjustment Manual 99 grounding will result in a blown fuse F4A which will remove controller power to the safety string and logic circuits b Short terminal SAFH to ground Verify that fuse F4A blows and the Pixel screen displays Safety String Open Fault Turn main power to controller off Replace fuse F4A Turn main power to controller on gt 09 aQ 0 Confirm that the Pixel screen displays No Faults Remove the car from Machine Room Inspection Q 6 9 10 Permit Car Speeds Over 150 fpm ASME 2 26 9 3 c except 2 26 1 5 10 b Critical Component Landa Main and Auxiliary Selectors Redundant Component Landa Main and Auxiliary Selectors Monitored Component Car Speed NOTE Refer to Section 6 6 Landa Redundant Position System Verification for verification of the speed and position feedback system NOTE Refer to Section 6 3 1 Inspection Overspeed and 6 3 2 Leveling Overspeed for verification of inspection and leveling overspeed EC Pixel Traction Controller Installation amp Adjustment Manual 100 Section 7 Troubleshooting The Elevator Controls Microprocessor Controller is the most reliable part of any elevator system While problems are possible the most efficient troubleshooting approach is to first look to the outside world for the source of malfunctions
34. speed during re leveling Higher values in re leveling speed result in faster speeds during a re level 03 50 fpm 06 fpm feet per minute Acceleration parameter controls the rate at which the car reaches re leveling speed The higher the acceleration value the sharper the rate The Initial Jerk parameter controls the softness of the start of the velocity pattern Larger values result in car occupants feeling a greater g force when starting With larger jerk values the car reaches contract speed more rapidly since the pattern spends less time in rounding 25 500 fpm s s 80 fpm s s feet per minute per second per second The exact amount of time spent in rounding depends on the acceleration rate Rounding time is acceleration initial jerk and should normally be adjusted between 0 6 to 1 3 seconds You can easily set a one second round by setting the jerk numerically equal to the acceleration If the acceleration is 200 FPM S an initial jerk value of 200 FPM S S will provide one second of initial rounding The jerk rate should not be set so low that the car cannot reach contract speed Initial rounding should never take more than one half of the total time to reach contract speed EC Pixel Traction Controller Installation amp Adjustment Manual 51 4 6 8 Rollover Jerk Brief Description Adjustment Range Default Units of Measure Detailed Explanation The minimum jerk Jmin is equal to Jmin Acceleratio
35. that most frequently take elevators out of service 7 1 General Troubleshooting Tips Pixel controller is equipped with multiple indicators designed to help troubleshoot at a glance significant time and frustration can be avoided by simply paying attention to the indicators on the MP and P I O boards 7 2 General Checklist a The Pixel home screen always displays the most prominent fault preventing the car from Automatic operation NOTE If an active fault is displayed pressing the HELP button will display the fault help screen and possible corrective action Refer to section 7 3 below for example of fault and HELP diagnostics navigation b Verify that each power control step down transformer has the correct input and output voltages refer to job prints page 2 for terminal and fuse numbers Replace fuses as necessary c Verify that the 24 VDC power supply module green LED is illuminated and that voltage output is within 10 tolerance If not check the following i Verify input power to the power supply ii Check the power supply input switch setting set per job prints page 2 iii Verify that fuses FSP1 and FSP2 are good d Check voltage between terminals 4A and 3 to confirm approximately 110 VAC e Check voltage between terminals 6 and 3 50 and 3 and 50F and 3 Confirm approximately 24 VDC If any of the above power supply voltages are not within range check the appropriate fuses NOTE System common is
36. the Cancel soft key to abort learning position and make a new selection or to return to the previous menu without saving Repeat Steps above for all landings T Learn by Input Value NOTE To use this method Step 3 9 1 Mechanical Limit Switches must have been performed a Note the positions for the UNL and DNL limit switches recorded on Step 3 9 1 above b Landing Position DNL Position Distance from DNL to landing door zone Navigate to E Home Y install W 9 Learn Functions W 9 Floor Set Up W 9 Landing Number W EC Pixel Traction Controller Installation amp Adjustment Manual 44 Rotate to select landing position to be learn W S Rotate to desired value for Landing Position from b above W Press the E Save soft key to permanently store position NOTE Press the Cancel soft key to abort learning position and make a new selection or to return to the previous menu without saving NOTE The x1 soft key can be used to adjust the magnitude size of rotational increments by 1 10 100 or 1000 back to1 Repeat Steps above for all landings NOTE The FLOOR SETUP window allows the manipulation of the position indicator landing labels displayed as well as verification of individual landing CAN driven network devices This area will be explored further in Final Adjustment Section 4 of this manual EC Pixel Traction Controller Installation amp Adjustment Manual 45 Section 4 Fin
37. the 3 buss normally terminal 3 is connected to chassis ground Unless otherwise noted all DC voltages are measured with respect to Terminal 3 EC Pixel Traction Controller Installation amp Adjustment Manual 101 7 3 Fault Help Menu Navigation Example Pixel recognizes over two hundred faults All faults can be resolved using the same method The example below illustrates the use of the HELP menu in correcting a Car Safety String Open fault Automatic m Pixel home screen displays i Car Safety String Open Fault shown in red What would you like to do ECG 25 L da a 9 n ELP k HOME 3 P a fe f Pixel a a HELP Press the yellow HELP E button and details about how voy dag Open SAFC input to resolve the fault are is padgee aiea a di splayed t 5 Back L m 9 T R b HELP ALI q HOME s Pixel NOTE Every fault Pixel declares follows the same display and HELP menu format 7 3 1 Troubleshooting Example Continuing with the Car Safety String Open fault from above use the help menu instructions to troubleshoot and correct fault per the example below a Verify the SAFC input LED located on the P I O board is not illuminated indicating that SAFC input voltage is missing b Open the job prints page 3 as indicated by the HELP menu EC Pixel Traction Controller Installation amp Adjustment Manual 102 c Verify that power between terminals 3 and 4A is approxim
38. the car up past the top landing The car should stop when the Up Normal Stopping Device NTSD contact is opened f Verify that the Up Normal switch is open by measuring 0 volts between terminal 3 and the UNL terminal with a voltmeter g Verify that the Pixel screen displays Up Terminal Switch Open h Run the car down The car should move in the down direction allowing the NTSD contact to close i Turn main power to controller off j Remove jumpers placed in step c above k Restore main power to controller Return Machine Room Inspection switch on the MP board to NORMAL 6 7 2 Final Terminal Stopping Devices ASME A17 1Section 2 25 3 Down Direction a Set Machine Room Inspection switch located on the MP board to INSP NOTE Stopping devices function identically in both inspection and automatic operation b Turn main power to controller off EC Pixel Traction Controller Installation amp Adjustment Manual 86 c Place a jumper from controller terminals 4A to DNL to bypass the down NTSD safety switch d Turn main power to controller on e Run the car down past the bottom landing The car should stop when the Final Stopping device FTSD contact is opened f Attempt to run the car It should not move in either direction g Verify that the Safety String is open by measuring 0 volts between terminal 3 and the SAFC and SAFH terminals with a voltmeter h Verify that the Pixel screen displays Hoi
39. time by pressing the GREEN key EC Pixel Traction Controller Installation amp Adjustment Manual 9 1 4 3 Pixel Screen Home Startup Display Pixel s screens continuously display information understood at a glance from multiple system access points Front Automatic fil Speed A 001 Simplex 0000fpm Target 001 No Faults Hi rm Pixel What would you like to do Install Adjust Troubleshoot 07 12 2012 08 57 38 AM EC Figure 1 4 3a Pixel Home Screen Display Front Automatic l Speed A 001 Simplex 0000 fpm Target ddI No Faults a am ff Hi pm PIKE What would you like to do Install Adjust Troubleshoot 07 12 2012 08 57 38 AM e Figure 1 4 3b Pixel Home Screen Display The top third of the home screen displays useful system information whether seen in the machine room on the cartop or in the cab This view appears on system startup Figure 1 4 3a The icons and text information are each identified below for reference Figure 1 4 3b and described in detail on the following pages HOME SCREEN DISPLAY e Visual Door Status e Current Mode of Operation e Intended Direction e Elevator Position Current Floor e Controller Configuration e Assigned Destination Floor e Elevator Cab Speed e Current Faults if any EC Pixel Traction Controller Installation amp Adjustment Manual 10 1 4 4 Quick Reference to Home Startup Screen Display 1 4 4 1 Visual
40. to this equipment must be provided through a PROPERLY FUSED DISCONNECT OR CIRCUIT BREAKER Improper circuit protection may create a HAZARDOUS CONDITION vy CAUTION Restrict access to elevator control equipment and apparatus to qualified personnel only NOTE Installation and wiring must be in accordance with the National Electrical Code and consistent with all local codes as well as National elevator codes and regulations NOTE Connection of field wiring to controller terminals must be accomplished in a neat and careful manner Stranded wire conductors must be twisted together to avoid any strands that if left out of terminals would create potential shorts All controller connections field terminals and cable connectors must be checked to be sure they are tight and properly seated When connecting flat cable connectors take care to match pin 1 marks arrow symbol on connector red stripe on cable to prevent damage EC Pixel Traction Controller Installation amp Adjustment Manual ix Conventions in this Manual System Menu Navigation The Pixel system has a very powerful and flexible set of menus To view and access selections a high resolution color LCD screen has been paired with an intuitive 1 selection knob Simply rotate to scroll up and down any selection list Then press to select the desired function or setting and keep right on working DASHBOARD e High Resolution LCD Screen e Direct Select Ke
41. 0 of set value and should be evaluated for performance throughout all run performance C5 19 speed control proportional gain at position lock stop and C5 20 speed control integral gain at position lock stop this set affects the performance of the car as the speed commanded reaches zero speed command increment or decrement both values together for tighter or looser motor control increments and decrements should be performed in increments no larger than 10 of set value and should be evaluated for performance while commanding zero peed and final stop 3 01 proportional gain position lock gain at start S3 02 Anti rollback control gain at position start S3 03 position lock gain at stop these gain parameters add their value to the C5 19 and C5 20 values for a period of time programmed in S1 04 and S1 05 position lock timeout periods increments and decrements should be performed in EC Pixel Traction Controller Installation amp Adjustment Manual 111 increments no larger than 10 of set value and should be evaluated for performance at the start and stop of each run NOTE While manipulating gain parameter settings it must be observed that while incrementing values vibration and performance instability are not generated and while decrementing that rollback and floor overshoots do not occur due to lack of control Gain manipulation should start with C5 01and C5 02 by incrementing or decrementing EC setting values with increments of
42. 01and C5 19 Speed Control Loop Proportional Gains from 15 00 to 3 00 A2 3 2 Motor Autotuning The Drive provides a dedicated menu to perform the motor Autotuning This menu provides editing ability for the parameters required to perform motor Autotuning Drive keypad instructions are also provided for selecting the Autotuning method Permanent Magnet motors require a three or four step Autotuning procedure depending on whether rotational Autotuning is performed 4 steps or non rotational Autotuning is performed 3 steps NOTE If the drive displays an Autotuning error refer to the section of the drive manual addressing Autotuning errors to identify and correct the problem then repeat the Autotuning process until successful 1 Autotuning Motor Data Input a To begin the Autotuning Input Motor Data process set Autotuning parameter T2 01 to 1 then press enter The drive keypad will display Entry Accepted b Using the keypad Up Arrow button enter the motor parameters when prompted until the drive keypad displays a prompt to Press the Run Key to begin the Autotuning process The motor parameters are shown on page DPS of the job prints Refer to drive parameters E5 02 motor kW E1 05 motor voltage E5 03 motor full load amps E5 04 number of motor poles and F1 05 encoder pulses per revolution for programming the motor data NOTE Most often the motor data tag on PM motors depicts the maximum output capability
43. 10 for more control and accuracy throughout the entire run and then fine tune as needed with other 2 sets of gains to obtain desired performance while maintaining ride stability and comfort NOTE Larger gain values equals more control and may lead to vibration and ride discomfort while lower gain values equals less control and in most cases softer ride and rollbacks on takeoff and overshoots on stops A1 7 Overspeed Using the Drive to Drive the Hoist Motor The drive unit can be configured to run the hoist motor at a frequency larger than the hoist motor base input frequency to create an overspeed condition by manipulating parameters E1 04 and E1 06 Maximum Output Frequency To overspeed the car to 125 of contract speed perform following steps a Set TEST switch located on the MP board to TEST which will enable Test Mode operation and disable door operation b Run an empty car to the bottom landing or a fully loaded car to the top landing c Multiply the value in E 04 by 1 25 and program the result into both E1 04 and E1 06 d Enter a car call for an intermediate landing Car will overspeed to 125 of contact speed OQ WARNING When performing an overspeed test MAKE SURE E1 04 and E1 06 PARAMETERS ARE RESET to the original values when testing is completed EC Pixel Traction Controller Installation amp Adjustment Manual 112 A1 8 Program Run Output to Drive Ready The drive can be configured so that the RUN out
44. 2 WARNING DO NOT CONTINUE if any DATA discrepancy is found NOTE If any data does NOT agree with job prints call Elevator Controls Technical Support at 916 428 1708 Be prepared with your job number nameplate data and job print data 3 3 8 Identify the Correct Appendix for Your Drive A wide variety of drives are available for each unique application in order to optimize best function for the specific job budget considerations and installing contractor familiarity and preferences Appendices A for AC and B for DC contain drive specific notes for your unique application including parameters and motor auto tuning instructions Using the following tables identify the appendix that corresponds to the drive in your control system Appendix A AC Vector Motor Control Drives Al L1000A drive for Induction Motors A2 L1000A drive PM Motors A3 HPV 900 drive for Induction Motors A4 HPV 900 drive for PM Motors A5 Combivert F5 drive for Induction Motors A6 Combivert F5 drive PM Motors A7 Quattro AC drive for Induction Motors A8 Quattro AC drive PM Motors EC Pixel Traction Controller Installation amp Adjustment Manual 27 Appendix B DC Motor Control Drives B1 DSD 412 DC drive B2 Quattro DC drive NOTE Identify the correct Appendix section for your drive then mark the first page for easy reference If for example you are working with a L1000A drive and THIS manual says Adjust the drive gain Ref
45. 3 3 6 Pixel Dashboard Interface Indicators 25 3 3 7 Verify Motor Encoder and Brake Data Tag Information 27 3 3 8 Identify the Correct Appendix for Your Drive 27 3 3 9 Verify Drive Parameters 28 3 3 10 Auto Tune Drive 28 3 3 11 Enable Construction Mode of Operation 29 3 3 12 Wire Circuits Required for Construction Mode 29 3 3 13 Verify Speed Parameters 31 3 4 Run the Car on Construction Mode 33 3 4 1 Attempt to Move Car 33 3 4 2 Brake Adjustment 34 3 4 3 Brake Mechanical Operation 34 3 4 4 Verify Car Speed 34 3 4 5 System Startup Complete 34 3 5 System Components Installation and Wiring 35 3 5 1 TOC Box Installation 35 3 5 2 COP Installation Wiring 35 3 5 3 Traveler Cable Installation and Wiring 35 3 5 4 Landa Positioning System Installation 36 3 5 4 1 Encoded Tape 36 3 5 4 2 Landa Dual Sensor Head Installation and Wiring 36 3 5 4 3 Landa Positioning System Verification 36 3 5 5 Cab and Hoistway Wiring 37 3 5 5 1 Mechanical Switches and Peripherals Wiring 37 EC Pixel Traction Controller Installation amp Adjustment Manual iii 3 5 5 2 3 5 6 3 6 3 7 3 8 3 9 3 9 1 3 9 2 3 9 3 Section 4 4 1 4 2 4 3 4 4 4 5 4 6 4 6 1 4 6 2 4 6 3 4 6 4 4 6 5 4 6 6 4 6 7 4 6 8 4 6 9 4 6 10 4 6 11 4 6 12 4 6 13 4 6 14 4 6 15 4 6 16 4 6 17 4 6 18 4 6 19 4 6 20 4 6 21 4 6 22 4 7 Hall Network Verify Network Communication Disable Construction Mode of Operation Verify Hoistway Clearance Verify Connectors Properly Se
46. 47 4 6 1 Position amp Velocity Feedback System PVF Pixel uses the elevator s speed and position captured using a dual feedback servo loop to deliver optimum ride and performance The Position and Velocity Feedback system PVF firmware uses jerk rates acceleration rates and deceleration rates to generate a stepless speed pattern Figure 4 6 1 illustrates these basic physical characteristics of motion SPEED TIME Fiaure 4 6 1 Phvsical Characteristics of Motion EC Pixel Traction Controller Installation amp Adjustment Manual 48 4 6 2 Parameters for Position amp Velocity Feedback PVF Table 4 6 1 lists adjustable parameters available to customize car speed and performance profiles Sections 4 6 3 through 4 6 15 provide a brief description for each parameter the adjustment range and a more detailed explanation for each available parameter Table 4 6 1 Parameters for Position amp Velocity Feedback 4 6 8 Roll Over Jerk 4 6 18 Leveling Trip Speed 4 6 3 Contract Speed Brief Description The Contract Speed parameter must be set to the contract speed of this car The value is preset at the factory based on speed specified on your data sheets Adjustment Range 25 1400 fpm Units of Measure feet per minute Detailed Explanation The Contract Speed parameter sets the scale values for all other parameters of the PVF loop This parameter must be set correctly for all other speed parameters to func
47. 5 Down Direction a Set Machine Room Inspection switch located on the MP board to INSP NOTE Stopping devices function identically in both inspection and automatic operation Turn main power to controller off Place jumpers from controller terminals 4A to SAFC and from 4A to SAFH Car and Hoistway Safeties to bypass safety switches Turn main power to controller on Run the car down past the bottom landing The car should stop when the Down Normal Stopping Device NTSD contact is opened Verify that the Down Normal switch is open by measuring 0 volts between terminal 3 and the DNL terminal with a voltmeter Verify that the Pixel screen displays Down Terminal Switch Open Run the car up The car should move in the up direction allowing the NTSD contact to close Turn main power to controller off EC Pixel Traction Controller Installation amp Adjustment Manual 85 j Remove jumpers placed in step c above k Restore main power to controller Return Machine Room Inspection switch on the MP board to NORMAL Up Direction a Set Machine Room Inspection switch located on the MP board to INSP NOTE Stopping devices function identically in both inspection and automatic operation b Turn main power to controller off c Place jumpers from controller terminals 4A to SAFC and from 4A to SAFH Car and Hoistway Safeties to bypass safety switches d Turn main power to controller on e Run
48. A and DNL Set HOISTWAY DOOR BYPASS and CAR DOOR BYPASS SWITCHES to BYPASS position OR ensure that all car and hoistway gates and locks are closed Ifa Rope Gripper is required wire monitoring contact between terminals RG2 and RG3 Wire Motor to Motor Contactor NOTE Use proper wire size for amperage NOTE Ground wire size must provide equal or greater ampacity than the motor power wires Wire Brake between terminals Biand B2 Wire Emergency brake as required one of the two following 1 Rope Gripper between terminals RG1 and RG2 OR 2 Auxiliary secondary Brake between terminals B1A and B2A Wire Encoder directly to the drive encoder terminals NOTE Encoder must be connected with a single length of properly shielded cable to work correctly An encoder cable that is too short must NOT be spliced but replaced Contact the supplier that provided the original encoder cable for a replacement of sufficient length NOTE Refer to job prints page 1 for the encoder wiring diagram Particular care must be taken to properly connect shield wiring as shown on job prints for encoder to work correctly Wire Inspection Station to controller terminals ICT ICTE ICTU and ICTD as shown on job prints page 3 EC Pixel Traction Controller Installation amp Adjustment Manual 30 3 3 13 Verify Speed Parameters NOTE Even though Pixel s This Job parameters have been factory preset it is important to verify them when thi
49. EST switch located on the MP board to TEST which will enable Test Mode operation and disable door operation Place Machine Room Inspection switch to INSP NOTE BK Relay Verification functions identically in both inspection and automatic modes of operation Manually press and hold the BK relay movable and verify that the Pixel screen displays BK Relay Fault Then release and observe that the fault condition has been cleared screen displays No Faults While holding BK relay movable use Machine Room Inspection to command the car Up or Down Verify that the car will not accept a run command while the fault is present Release the BK contactor actuator and confirm that the Pixel screen displays No Faults Return the Controller Inspection TEST and CAPTURE switches to their off positions which will enable the car to return to Automatic Mode of operation and serve call demand Place Machine Room Inspection switch to NORMAL Hoistway amp Car Door Bypass Switches Critical Component Hoistway and Car Door Bypass Switches Redundant Component HDB1 HDB2 and CDB1 CDB2 and SP1 and SP2 Computer Monitoring Inputs Monitored Component Hall and Car Door Bypass Switches NOTE This test verifies that Pixel will only allow the car to operate in Cartop or In Car Inspection modes under the following conditions 1 Hoistway bypass switch is on BYPASS 2 Car Door Bypass switch is on BYPASS 3 both are on BYPASS EC Pixel T
50. Field Current The value entered in this parameter should match the Motor Field Forcing Voltage divided by the Motor Field Resistance as listed on page 1 of the job prints WEAK FLD CURRENT Weakening Field Current The value entered in this parameter should match the Motor Field Running Voltage divided by the Motor Field Resistance as listed on page 1 of the job prints STANDBY FIELD Standby Field Current The value entered in this parameter should match the Motor Field Standing Voltage divided by the Motor Field Resistance as listed on page 1 of the job prints EC Pixel Traction Controller Installation amp Adjustment Manual 136 B2 3 Autotuning The drive has a built in Autotuning function When the Autotuning function is performed the drive calculates the motor armature circuit inductance armature circuit resistance motor field resistance motor field inductance motor field time constant and the motor armature voltage drop at motor rated current The following procedure can be use to perform motor Autotuning WARNING Have personnel prepared to remove main line disconnect power during this procedure in the event the motor begins to rotate If the motor rotates immediately remove power from the controller by turning off the main line disconnect switch a Remove the field wire at controller terminal B1 brake coil to prevent the brake from lifting during the Autotuning process b
51. Initial Jerk and Rollover Jerk should be set between 100 FPM s s and 200 FPM s s EC Pixel Traction Controller Installation amp Adjustment Manual 65 b Increase Initial Jerk Soft Start and Rollover Jerk Round up to speed NOTE Both of these parameters should be changed whenever Acceleration to speed is changed significantly For quick brake to brake times use 1 4 to 2 times the Acceleration value Higher jerk values cause the pattern to reach contract speed faster c Increase Decel Deceleration NOTE Deceleration value is typically set from 25 to 50 FPM s less than the Acceleration value This improves passenger comfort and also makes final approach into the floor more accurate d Decrease Leveling Distance Final approach NOTE Leveling distance should normally be greater than 6 A good working range is 8 to 12 4 7 6 3 Improving Passenger Comfort a Increase Pattern Delay NOTE Increasing this setting is only useful if the car is pulling through the brake when the pattern starts Increasing pattern delay produces a wait for a fixed user defined amount of time allowing the brake to pick b Decrease Leveling Speed NOTE Leveling speed is typically set high at the factory so the car will not stall coming into a floor In most applications leveling speed will need to be decreased to about 4 to 5 FPM in order to eliminate any bum
52. MP board to TEST which will enable Test Mode operation and disable door operation c Place the car on Controller Inspection d Navigate to E Home W Y install W S Code Compliance Tests W S Overspeed Tests W SJ Inspection Overspeed W EC Pixel Traction Controller Installation amp Adjustment Manual 79 NOTE The Inspection Overspeed display shows the programmed inspection speed parameter overspeed tripping speed setting and prompts for entry of the inspection tripping speed parameter to be use when running an inspection trip detection test Enter a speed below the current inspection speed parameter setting before running the test Press the E Run Test soft key to enable for the next inspection run only to detect Inspection Overspeed condition using the Test Trip Speed parameter or the E Back soft key to abort test run e 6 5 2 Use the Machine Room Inspection switchgear located on the MP board to run the car up or down Observe that the Display shows an Inspection Overspeed Trip latching fault and that the car comes to a halt Verify the car will not accept a command to run while the latched fault is present Press the System Fault Reset key to clear the fault and enable the enable the car to accept a command to move Toggle the MACHINE ROOM Inspection switch to NORMAL which will enable the car to re level into the closest landing Set the TEST and CAPTURE switches to off which wil
53. Normally Closed sides of their respective contacts If the input state of SP1 and SP2 are not opposite a Car Door Bypass System Fault or Hoistway Door Bypass System Fault will be displayed on the Pixel screen and the car will be prevented from moving Detection of Jumpers on Door Safety String Critical Component Car Gate and Hoistway Door Locks Redundant Component SP1 and SP2 computer Monitoring Inputs Monitored Inputs Front Doors CGF1 CGF2 DLAT1 DLAT2 DLSF1 DLSF2 DLAB1 DLAB2 Additional inputs for front and rear doors Rear Doors CGR1 CGR2 DLSR1 DLSR2 NOTE Test verifies that Pixel will detect jumpers placed on the door safety string and prevent doors from closing and any car movement Refer to page 4 of the prints for job required door safety string inputs Place the car on Independent Service and run the car to the bottom landing Car will automatically open the doors Place a jumper from 4A to CGF Confirm that the Pixel screen displays Door Lock System Fault c Verify that the car will not respond to a car call demand Remove jumper from 4A to CGF Confirm that the Pixel screen displays No Faults Place a jumper from 4A to DLAB Confirm that the Pixel screen with displays Door Lock System Fault EC Pixel Traction Controller Installation amp Adjustment Manual 95 Verify that the car will not respond to a car call demand Remove jumper from 4A to DLAB Confirm that the Pixel screen displays No Fau
54. Pixel speed monitoring parameters are part of the Speed Profile group and can be accessed by navigating to EC Pixel Traction Controller Installation amp Adjustment Manual 70 E Home W Y install W J Initial Settings W S Speed Profile W 9 High Speed Trip Speed W entry 14 of 20 Set to contract speed value plus 10 OR SJ Inspection Speed Trip Speed W entry 15 of 20 Set to Inspection Speed times two up to a maximum value of 150 ft min OR 9 Leveling Trip Speed W entry 16 of 20 Set to Leveling Speed times 10 up to a maximum value of 150 ft min NOTE Leveling Trip Speed does not monitor the target programmed final leveling speed Speeds at which the cab approaches the landing zone are normally faster than the programmed final leveling speed OR 9 Earthquake Trip Speed W entry 17 of 20 Set to Earthquake speed value plus 10 up to a maximum value of 150 ft min NOTE Earthquake Trip Speed does not need to be set if car does not include Earthquake operation Simply leave at the 132 ft min default factory setting OR EC Pixel Traction Controller Installation amp Adjustment Manual 71 S Terminal s Trip Speed W entry 18 of 20 Set Terminal s Trip Speed parameter to 10 then run the car from the top to the bottom landing increment value as needed to prevent car from tripping Slowdown Overspeed Fault while adjusting drive response to have the car follow the commanded speed refer to D
55. S Learn Verify Overall Car Performance Transfer Safety Configuration File to Microprocessors SPEED MONITORING ADJUSTMENT Car Speed Monitoring System Defining Overspeed Monitoring Overspeed Speed Monitoring Adjustment CODE COMPLIANCE VERIFICATION Performing Elevator Safety Tests amp Inspections Intentionally Left Blank Intentionally Left Blank Safety Speed Tests Car Buffer Test Fully Loaded Car Counterweight Buffer Test Empty Car Safety Overspeed Fully Loaded Car Emergency Terminal Stop Overspeed Tests Inspection Overspeed Leveling Overspeed Earthquake Overspeed Contract Overspeed Governor Test Terminal Stopping Devices Terminal Stopping Devices Final Terminal Stopping Devices Landa Redundant Position System Verification Monitoring Compliance Verification EB1 EBS and EBX1 EBX2 Relays Contacts EC Pixel Traction Controller Installation amp Adjustment Manual 61 62 62 63 63 64 64 64 65 66 67 67 69 69 70 70 73 73 73 73 73 75 76 77 79 79 80 81 83 84 85 85 86 88 91 91 6 9 2 6 9 3 6 9 4 6 9 5 6 9 6 6 9 7 6 9 8 6 9 9 6 9 10 Section 7 7 1 7 2 7 3 7 3 1 Section 8 Section 9 9 1 9 2 9 2 1 9 2 2 9 2 3 9 2 4 9 2 5 Appendix A1 A1 A1 1 A1 2 A1 3 A1 3 1 A1 3 2 A1 3 3 A1 4 A1 5 A1 6 A1 7 A1 8 Appendix A2 A2 AA Motor Contactor Force Guided Relay P Potential Force Guided Relay BK Brake Relay Hoistway amp Car Door Bypass Swit
56. The RUN relay will energize once when the P relay is closed manually Refer to page 4 of the prints for RUN relay coil power supply circuit b Once Unintended Movement Test Option 2 Section 6 9 8 has been completed reset drive function 183 to 3 run engaged EC Pixel Traction Controller Installation amp Adjustment Manual 133 Appendix B2 Quattro SCR Drive for DC Motors B2 Quattro Elevator Drive Overview The Quattro elevator drive unit the Drive from here on incorporates innovative technology and special hardware to deliver a long maintenance free service life Advanced control functions provide optimum operation of DC motor applications for geared and gearless elevator systems Review and become familiar with the manufacturer s Quattro Drive User Manual the Drive Manual Pay particular attention to all safety precautions This Appendix contains no explanation of the digital operator interface refer to the Drive Manual NOTE The Quattro drive is normally provided in its own enclosure separate from Pixel control enclosure therefore interconnect wiring between the two must be field performed B2 1 Drive Interface Overview Pixel s interface to the Quattro drive requires the drive to operate in closed loop mode i e the drive interface must utilize speed feedback via an encoder coupled to the hoist motor Page 1 of the job prints illustrates the interface to the drive which consists of following basic drive i
57. Traction Controller Installation amp Adjustment Manual 124 11 Rated Motor RPM The value entered in this parameter should match the Motor Nameplate RPM as listed on page 1 of the job prints 17 Rated Car Speed The value entered in this parameter should match the Rated Car Speed as listed on page 1 of the job prints 49 Weakening Field Current The value entered in this parameter should match the Motor Field Running Voltage divided by the Motor Field Resistance as listed on page 1 of the job prints 50 Full Field Current The value entered in this parameter should match the Motor Field Forcing Voltage divided by the Motor Field Resistance as listed on page 1 of the job prints 52 Rated Field Volts DC The value entered in this parameter should match the Motor Field Forcing Voltage as listed on page 1 of the job prints 53 Standby Field Amp Percentage The value entered in this parameter should match the Motor Field Standing Voltage divided by the Motor Forcing Voltage as listed on page 1 of the job prints 55 Field Control AC Source Volts The value entered in this parameter is automatically set to the value entered in Function 9 When an external Motor Field transformer is used to buck or boost the Motor Field AC input supply enter the AC voltage measured at drive terminals AC1 and AC2 Refer to page 1 of the job prints to determine if an external transformer is
58. al Adjustment 4 1 Door Adjustment The elevator door operator or operators should be adjusted to provide desired door performance a Position the car in a convenient location within the hoistway to adjust car doors to a preliminary setting b Place the car on inspection mode then follow the adjustment procedure provided by the door operator manufacturer NOTE Most solid state door control systems use adjustment procedures that require no interaction with the elevator controller 4 2 Check Hoistway Clearances In order for the door operator to operate properly all door equipment clutches rollers etc must be adjusted to the correct running clearances Make sure all hoistway and car doors for this elevator are closed and locked Run the car the entire length of the hoistway on inspection while riding the cartop to be sure that the hoistway is completely clear of obstructions View the cartop system access point to confirm that the positioning system tape and sensor head continuously track car position Navigate to E Home Y install W S View Selector Data W Make any necessary adjustments to tape alignment before proceeding 4 3 Use of Test Switch Place the TEST switch in the Test position the TEST switch is located on the lower right of the P MP board In the test position the controller will not open doors either front or rear and the car will behave as on Independent Service mode of operation Switch
59. and Note Icons Throughout this manual icons call attention to text that issues safety warnings cautions and or notes to which particular attention should be paid WARNING Operating procedures or practices that may result in personal injury and or equipment damage if not followed correctly CAUTION Operating procedures and practices that may result in equipment damage if not correctly followed NOTE Useful information or procedures All instructions in this manual assume that work will be done by qualified field personnel trained and experienced in the installation of elevator equipment No attempt has been made to define terms or procedures that should be familiar to qualified elevator personnel vy CAUTION Equipment installation must comply with all Local and other applicable Elevator and Electrical Codes and regulations NOTE It is assumed that all switches serving as stop and overtravel limits at both terminal landings have been verified to be of the proper type correctly placed and operating as intended This manual is intended only to acquaint elevator personnel with the information required to successfully install the Pixel elevator control system Installation personnel must be familiar EC Pixel Traction Controller Installation amp Adjustment Manual viii with all codes and regulations pertaining to safe installation and operation of the elevator systems WARNING THE AC POWER SUPPLIED
60. ar Interface New Technology New Terms Pixel Dashboard Overview Pixel Dashboard Screen and Navigation Pixel Screen Home Startup Display Quick Reference to Home Startup Screen Display Visual Door Status Modes of Operation Intended Direction Current and Destination Floors Speed Control System Configuration Active Fault Pixel New Features Quick Overview Landa Dual Positioning System Virtual Safety Limits CAN bus Network Parallel Independent Safety Processors Integrated I O Testing and Remapping Consolidated Field Wiring Remote Assist Pixel Menu System Overview Home Startup Menu Top Tier Install Menu Second Tier Adjust Menu Second Tier Troubleshoot Menu Second Tier EC Pixel Traction Controller Installation amp Adjustment Manual viii NNN DODO WD Li a a a a a ea a a a a ak Nooouvunraoanst BP FP WWWWWWNHN HH AH O CO Section 2 YOUR INSTALLATION PLAN 2 1 General Information 18 2 2 Installation Considerations 18 2 3 Environmental Considerations 19 2 4 Recommended Tools Test Equipment amp Manuals 19 25 Controller Wiring Guidelines 21 Section 3 INSTALL THE CONTROL SYSTEM 3 1 Pixel Traction Control System Steps to Startup 23 3 2 Install the Controller Cabinet 23 3 3 Wire the Control System 23 3 3 1 Test Ground Continuity 23 3 3 2 Remove Primary Controller Fuses 24 3 3 3 Place Disconnect Switch in Off Position 24 3 3 4 Wire Main Line to Controller 24 3 3 5 Verify Supply Voltages at Equipment 25
61. arameters access fault diagnostics and playback the operating sequence leading to a fault notification The integrated Pixel control system package typically includes the car controller cartop box with access point COP access point Landa positioning system and hall nodes that communicate using EC s enhanced c LINK CAN bus serial communication system c LINK reduces wire count for hall car and cartop signals without compromising EC s Safe amp Sensible standards Dual CAN bus controller area networks provide high speed internal system communication Use of this industrial standard communication protocol opens the door to interoperability with a variety of current and future products and peripherals including the latest door operators EC Pixel Traction Controller Installation amp Adjustment Manual 1 Overall reliability is enhanced by surface mount electronic components large scale integrated circuits and state of the art PC boards When the power of technology is used to simplify essential tasks including installation adjustment maintenance and troubleshooting everybody wins 1 2 System Components The Pixel system design is based on a dual high speed CAN bus controller area network communications architecture which supports group operation for up to twelve cars The most basic component a car control system is made up of the following Pixel Car controller P TOC Pixel top of the car inter
62. ated Hoistway Position Learn Mechanical Limit Switches Virtual Limits Floor Setup FINAL ADJUSTMENT Door Adjustment Check Hoistway Clearances Use of Test Switch Intentionally Left Blank Intentionally Left Blank Speed Profile Parameters Position amp Velocity Feedback System PVF Parameters for Position amp Velocity Feedback Contract Speed Inspection Speed Leveling Speed Re leveling Speed Initial Jerk Rollover Jerk Deceleration Jerk Acceleration Deceleration Leveling Decel Time Leveling Distance Pattern Delay Pre Torque Option Highspeed Trip Speed Inspection Trip Speed Leveling Trip Speed Earthquake Trip Speed Terminals Trip Speed Level Zone Door Zone Center Speed Profile Adjustment EC Pixel Traction Controller Installation amp Adjustment Manual 37 38 30 39 39 40 40 41 43 46 46 46 47 47 47 48 49 49 50 50 51 51 52 53 54 54 55 55 56 56 57 57 58 59 59 60 60 60 4 7 1 4 7 2 4 7 3 4 7 4 4 7 5 4 7 6 4 7 6 1 4 7 6 2 4 7 6 3 4 7 1 4 8 4 9 Section 5 5 1 5 1 1 5 1 2 5 1 3 Section 6 6 1 6 2 6 3 6 4 6 4 1 6 4 2 6 4 3 6 4 4 6 5 6 5 1 6 5 2 6 5 3 6 5 4 6 6 6 7 6 7 1 6 7 2 6 8 6 9 6 9 1 Get Car Ready to Run in Test Mode Reset Non TEST Modes Entering Calls to Run in Test Mode Run Car to Every Landing Adjust Floor Levels Final Ride Adjustment Speed Pattern Adjustment Decreasing Brake to Brake Time Improving Passenger Comfort ET
63. ately 120 VAC For example purposes consider that voltage measured is within range Power supply voltage troubleshooting is covered in Section 7 2 above General Check List d Verify that power between terminals 3 and SAFC is not present e Verify that the COP Fire Panel Stop Switch is closed and power between terminals 3 to 20B is approximately 120 VAC inside the COP For example purposes the Fire Panel Stop Switch is closed and the voltage measured is within range f Access the top of the car and place the car on Cartop Inspection mode g Verify that the power between terminals 3 and 20B at the TOC terminal strip is approximately 120 VAC For example purposes the voltage measured is within range h Determine which device is open between terminals 20B and SAFC in the TOC terminal strip Correct as required i Verify power between terminals 3 and SAFC is approximately 120 VAC on the TOC terminal strip j Verify voltage at the controller traveler terminal strip SAFC and SAFC LED is illuminated on the P I O board k Press WE HOME to return to Pixel main menu and verify fault has cleared NOTE Some faults are latching and require that the Hi RESET System Fault Reset button be pressed to clear fault after it is no longer present Refer to Table 7 3 1 below for a list of latching faults requiring manual reset If another fault is displayed follow steps 1 to 11 above to correct and return the car to service Lat
64. ay with balanced load verify the up and down current output in the Armature Current parameter in the drives D2 menu is equal in magnitude but opposite in polarity Make any necessary weight adjustments to the cab or counterweight to achieve a proper balanced load NOTE Balanced load is defined to be between 40 and 50 of the rated elevator load capacity use 45 to verify proper counterbalance B2 6 2 Gain Parameters Adjustment B2 6 2 1 Motor Field Adjustment The hoist motor field should be adjusted such that rated hoist motor armature voltage is achieved running full load in the up direction a With a full load in the elevator cab compare the measured motor armature voltage to the motor nameplate armature voltage while running in the up direction If the measured armature voltage is above the motor nameplate armature voltage reduce drive parameter WEAK FLD CURRENT in the drives A6 menu until the nameplate armature voltage is achieved while running full load in the up direction EC Pixel Traction Controller Installation amp Adjustment Manual 139 NOTE If the elevator system utilizes a geared machine motor field weakening adjustments will likely not be required On geared installations it may be required to increase drive parameter FULL FLD CURRENT in the drives A6 menu to achieve rated motor armature voltage while running full load in the up direction WARNING Use caution not to exceed rated motor field current to preve
65. ays be present and prepared to turn off the main line disconnect to remove power from the elevator if needed when the car is run with safety switches bypassed PROCEED WITH CAUTION CAUTION Perform each test procedure below only after the elevator system has been adjusted and verified to comply with job performance requirements and transfer of final safety configuration data from the MP to the SP1 and SP2 processors has been performed NOTE The following procedure is intended as a guide while performing periodic inspection and safety tests of the elevator system Please refer to the Safety Code for Elevators and all applicable local codes for specific requirements Safety Speed Tests Car Buffer Test Fully Loaded Car The Pixel Car Buffer test is accomplished using a simple menu driven process and the procedure below a Set CAPTURE switch located on the MP board to CAPTURE which will prevent the car from servicing Hall Calls Place full load test weights in the car Drive the car to the top landing by entering a Car Call Set TEST switch located on the MP board to TEST which will enable Test Mode operation and disable door operation Turn off main power to the controller Place jumpers from controller terminals 4A to DNL Down Normal Limit 4A to SAFC Car Safety and 4A to SAFH Hoistway Safety to bypass safety switches for the Car Buffer Test EC Pixel Traction Controller Installation amp Adjustment Man
66. b position current cab position Atime previous cab position time current cab position time 5 1 1 Defining Overspeed Pixel s SP1 and SP2 safety processors monitor car speed at all times to detect car speeds in excess of the car s programmed speeds including overspeed conditions as the car approaches the terminal landings To determine if the speed of the car is normal or an overspeed as the car approaches either terminal landing Pixel s main computer learns the landing zone for each floor during the hoistway position learning process It also learns the normal speed profile that is executed as the car approaches the terminal landings in order to compare the two The normal speed profile is learned from the moment the car begins its deceleration process to the final stop at the terminal landing Both up and down terminal deceleration profiles are learned and stored The learn process once performed and verified during elevator installation will be transferred and permanently stored by the three microprocessors that make up the Pixel controllers main processing unit MP SP1 SP2 The learn process must be accomplished and transferred before the car can be run on any EC Pixel Traction Controller Installation amp Adjustment Manual 69 passenger automatic mode of operation otherwise the car is only allowed to run on Machine Room Test operation 5 1 2 Monitoring Overspeed Pixel s SP1 and SP2 safety processor
67. ce Indicators You will find multiple LED indicators have been provided on PC boards and onboard computer diagnostics are included Both are very useful tools that will save installation and troubleshooting time NOTE Review the Pixel system dashboard indicators and switchgear before continuing to the Section 3 3 7 EC Pixel Traction Controller Installation amp Adjustment Manual 25 SWITCHGEAR e System Fault Reset e Earthquake Reset e Computer Reset MACHINE ROOM INSPECTION e Inspection Switch 4 e Up Button uo his 5 S e Enable Button seal rs _ e Down Button coy NEES e Test Switch Gry E DOOR BYPASS PANEL e Hoistway Door Bypass e Car Door Bypass e Capture Switch INDICATORS e Computer Status e Communication Status e Car Status Indicators e O Indicators e High Resolution LCD Display Figure 3 3 6b Pixel Dashboard EC Pixel Traction Controller Installation amp Adjustment Manual 26 3 3 7 Verify Motor Encoder and Brake Data Tag Information This step confirms that the data provided to manufacture the control system agrees with actual nameplate data for key components motor encoder and brake a Compare motor nameplate data to that found on the job prints page 1 b Compare encoder nameplate data for type and PPR to that found on the job prints page 1 c Compare brake nameplate data for pick voltage hold voltage and resistance to that found on job prints page
68. ches Detection of Jumpers on Door Safety String Door Open and Close Simultaneously Unintended Movement Single Ground Permit Car Speeds Over 150 fom TROUBLESHOOTING General Troubleshooting Tips General Checklist Fault Help Menu Navigation Example Troubleshooting Example Section intentionally left blank MAINTENANCE Maintenance Replacement Parts List Elevator Controls PC Boards Relays Fuses Modules Semiconductors L1000A Vector Drive for Induction Motors L1000 Elevator Drive Overview Drive Interface Overview Job Parameters Verification Autotuning Preset Pxiel Interface for Autotuning Motor Autotuning Reset Pixel Interface following Autotuning Motor Rotation Verification Commanded vs Measured Speed Calibration Motor Control Overspeed Using the Drive to Drive the Hoist Motor Program Run Output to Drive Ready L1000A Vector Drive for PM Motors L1000 Elevator Drive Overview EC Pixel Traction Controller Installation amp Adjustment Manual 92 92 92 93 95 96 97 99 100 101 101 102 102 104 105 105 105 105 105 106 106 107 107 107 108 108 109 109 110 110 111 112 113 114 vi A2 1 A2 2 A2 3 A2 3 1 A2 3 2 A2 3 3 A2 4 A2 5 A2 6 A2 7 A2 8 Appendix A3 Appendix A4 Appendix A5 Appendix A6 Appendix A7 Appendix A8 Appendix B1 B1 B1 1 B1 2 B1 3 B1 4 B1 5 B1 6 B1 7 B1 8 Appendix B2 B2 B2 1 B2 2 B2 3 B2 4 B2 5 B2 6 B2 7 B2 8 Appendix XX In
69. ches to off which will enable the car to accept hall calls and return to Automatic Mode operation EC Pixel Traction Controller Installation amp Adjustment Manual 83 6 6 Governor Test ASME A17 1 2000 Section 2 19 1 There are three components to be verified to confirm proper operation of the Governor device and controller interface circuits They are the Governor Overpeed Electrical contact the Governor inputs to the safety processors and the Governor set trip speed Follow procedure below to verify operation Governor Electrical Contact and GOV Inputs to Safety Microprocessors NOTE Refer to page 4 of prints Governor Interface circuits a Set CAPTURE switch located on the MP board to CAPTURE to prevent the car from responding to hall call demand b Set TEST switch located on the MP board to TEST which will enable Test Mode operation and disable door operation c Manually momentarily trip and reset the governor overspeed switch then verify that the following occurs e Pixel screen displays Governor Latching Fault e Relays EB1 EB2 EBX1 EBX2 located in the PDB board drop setting the Emergency Brake or Rope Gripper e The car cannot be commanded to run e Cycle power and confirm that the fault condition has not been cleared d Press the W System Fault Reset button to clear the fault condition and pick the EB1 EB2 or EBX1 EBX2 relays to energize the Emergency Brake or Rope Gripper Governor Dev
70. ching Fault Table 7 3 1 1 Unintended Movement 7 Leveling Overspeed 2 Governor Switch Open 8 Earthquake Overspeed 3 Aux Brake Main Relays 9 High Speed Overspeed 4 Aux Brake Aux Relays 10 Motor Limit Time Out 5 Inspection Overspeed 11 Pit Flood 6 Slowdown Overspeed EC Pixel Traction Controller Installation amp Adjustment Manual 103 Section 8 Intentionally Left Blank EC Pixel Traction Controller Installation amp Adjustment Manual 104 Section 9 Maintenance 9 1 Maintenance The Pixel elevator controller has been designed to require as little routine maintenance as possible In fact mechanical interconnections are the least reliable portion of the solid state system so the less they are disturbed the more likely the system is to continue to function properly The elevator itself however is a complex mechanical apparatus that requires routine preventive maintenance This includes lubrication of various moving parts and regular cleaning and inspection of door lock contacts since exposed contacts are susceptible to dirt and corrosion Doors themselves receive a lot of wear since they often make two or three cycles at each floor Rotating machinery including belts and couplings should be routinely inspected for wear If the elevator system develops intermittent problems or fails to operate refer to the Troubleshooting guide in Section 7 of this manual 9 2 Replacement Parts List 9 2 1 Elevator C
71. d above W EC Pixel Traction Controller Installation amp Adjustment Manual 62 S Select xxx and yyy landing numbers W S Auto Call Stop Dwell Timer W S Dial up time out period W Press the E Enable soft key to enable and start auto call simulation NOTE As soon as the Enable soft key is press the car call entry process will start and the car may start a run 4 7 4 Run Car to Every Landing Verify the car can run to every landing on TEST Mode from the machine room using Auto Call Simulation section 4 7 2 above Refer to Drive Unit x1 6 Motor Control to correct oscillations and stabilize ride if required NOTE The ride quality must be acceptable before proceeding forward steps below require riding the car NOTE The COP Independent Service switch was switched to ON position during installation of the COP before switching car TEST Mode operation OFF verify it still on the ON position Place the CAPTURE switch to CAPTURE to prevent the car from participating in any hall system dispatching remove the car from TEST MODE to place it in Independent Service Mode and be able to run it from within the car while enabling door operation 4 7 5 Adjust Floor Levels Place the CAPTURE switch to CAPTURE and on Independent service inside the car for the Unintended Movement Bypass option not to trigger an Unintended movement bypass fault and prevent the car from moving Enable Unintended Movement Bypass to pr
72. de of operation e Set TEST switch located on the MP board to TEST which will enable Test Mode operation and disable door operation f Navigate to E Home W Y install W S Code Compliance Tests W S Overspeed Tests W 9 Earthquake Speed W NOTE The Earthquake Speed display shows the programmed Earthquake speed parameter overspeed tripping setting and prompts for entry of a tripping speed parameter to be used when running an eathquake speed trip detection test Enter a speed below the current earthquake speed parameter setting before running test Press the E Run Test soft key to enable for the next earthquake automatic run only to detect Eathquake Overspeed condition using the Tripping Speed parameter or the W Back soft key to abort test run g Place a car call to run the car Observe the display Fault entry for the safety processors to declare a latching Earthquake Overspeed fault and the car come to a halt Verify the car will not be commanded to run while the latched fault is present Press the System Fault Reset push button to clear fault and observe the car to re level to its closest landing Press the Earthquake Reset push button located in the MP board to reset Earthquake Mode EC Pixel Traction Controller Installation amp Adjustment Manual 82 k 6 5 4 Set the TEST and CAPTURE switches to off which will enable the car to accept hall calls and return to Automatic Mode operat
73. dex Drive Interface Overview Job Parameters Verification Autotuning Preset Pxiel Interface for Autotuning Motor Autotuning Reset Pixel Interface following Autotuning Motor Rotation Verification Commanded vs Measured Speed Calibration Motor Control Overspeed Using the Drive to Drive the Hoist Motor Brake Control Output to Drive Ready HPV 900 Drive for Induction Motors HPV 900 Drive for PM Motors Conbivert F5 Drive for Induction Motors Combivert F5 Drive for PM Motors Quattro AC Drive for Induction Motors Quattro AC Drive for PM Motors DSD 412 DC Drive DSD 412 Elevator Drive Overview Drive Interface Overview Job Parameters Verification Autotuning Motor Rotation Verification Commanded vs Measured Speed Calibration Motor Control Overspeed Using the Drive to Drive the Hoist Motor Brake Control Output to Drive Ready Quattro DC Drive Quattro Elevator Drive Overview Drive Interface Overview Job Parameters Verification Autotuning Motor Rotation Verification Commanded vs Measured Speed Calibration Motor Control Overspeed Using the Drive to Drive the Hoist Motor Brake Control Output to Drive Ready Pixel Complete Menu System Map EC Pixel Traction Controller Installation amp Adjustment Manual 114 115 115 115 116 119 119 119 120 122 122 123 123 123 126 128 129 130 132 133 134 134 135 136 137 138 139 141 142 vii Introduction Conventions in this Manual Warning Caution
74. disabled by using the Touch amp Go knob to navigate E Home Y Install W Construction Mode W Disable or amp Cancel NOTE Construction Mode must be set to Disable in order to Enable any automatic mode of operation 3 7 Verify Hoistway Clearance Inspect the full length of the hoistway to ensure availability of required free running clearances Check all door locks to ensure that they also have proper clearances While running the car verify that the Landa encoded tape selector heads allow tape to pass freely with no continuous contact Make necessary adjustments to correct any misalignment EC Pixel Traction Controller Installation amp Adjustment Manual 39 NOTE The position of the Landa sensor heads in relation to the encoded tape must be consistently maintained throughout the entire hoistway for the system to function reliably 3 8 Verify Connectors Properly Seated Verify that all connectors in the system are correctly seated Ribbon and plug in field wiring connectors can work loose during shipment or installation Press firmly on all connectors to verify seating If this car is part of a group system verify that required car to car communications cables are installed along with any 18 Awg cross connection wiring according to the page HMW of the prints v CAUTION Proper seating and secure latching of all connectors is critical to reliable system operation 3 9 Hoistway Position Learn Pixel
75. djustment Manual xi Section 1 Pixel Overview 1 1 System Description Capabilities amp Advantages The Pixel Traction Control System uses advanced technology to enable more routine tasks to be accomplished faster Everything about Pixel has been designed to save field labor time This digital elevator control system provides three points of system access Machine Room Cartop and Inside the Cab so the most convenient location can be used to complete tasks quickly and easily Each of the three system access points includes a vivid color LCD display unique Touch amp Go interface one button access to context responsive help and intuitive direct select keys Instant real time awareness of current car operation is provided on all displays when not otherwise in use The Landa car positioning system provides absolute cab position information with high tech accuracy using dual sensor heads to track cab position to 0 8 millimeter Landa components are mounted quickly all limits slowdowns and landings are defined virtually stored digitally and easily readjusted No need to install or wire vanes or switches in the hoistway except top and bottom physical limit switches as required by elevator safety code Powerful yet simplified diagnostics are built into each system access point including the ability to intuitively view and easily reprogram elevator personality parameters onsite Review and adjust drive p
76. dscape W Selecting the Car Network Landscape menu causes the Pixel MP to perform a node search for all available CAN driven cab nodes and display a list of nodes found Verify that the list confirms all required cab nodes are recognized i e COP s TOC Load Weighing Device Door Operator Etc E Home Y install W 9 Learn Functions W 9 Car Hall Network Landscape W Selecting the Car Hall Network Landscape menu causes the Pixel MP to perform a node search for all available CAN driven Car Hall nodes and display a list of nodes found Verify that the list confirms all required Car Hall nodes are recognized i e Top and Bottom Access Hall Gongs Etc EC Pixel Traction Controller Installation amp Adjustment Manual 38 E Home Y install W Learn Functions W 9 System Hall Network Landscape W Selecting the System Hall Network Landscape menu causes the Pixel MP to perform a node search for all available CAN driven Car Hall nodes and display a list of nodes found Verify that the list confirms all required System Hall nodes i e Hall Calls Fire Service Hospital Calls Etc NOTE Refer to Communication Troubleshooting Section 7 5 of this manual for guidelines to activate any missing network nodes 3 6 Disable Construction Mode of Operation Pixel components have now been installed and functional operation verified You can now transition Pixel from Construction Mode to Inspection Mode Construction mode is enabled or
77. e Be prepared with your job number nameplate data and job print data 3 3 11 Enable Construction Mode of Operation The steps described starting in this section will allow you to operate the car in Construction mode when you reach the end of Section 3 4 5 Construction Mode allows the car to be operated on Cartop or In Car inspection without Landa selector feedback while maintaining elevator safeties consistent with both of these inspection modes Construction mode is enabled or disabled by using the Touch amp Go knob to navigate E Home Pixel Navigation Icons 9 Install W Knob Rotate Push Key Press 9 Rotate to locate W Home J Construction Mode W W Push to select E Direct Select Help E Enable or M Cancel NOTE Construction Mode must be set to Disable in order to Enable any automatic mode of operation 3 3 12 Wire Circuits Required for Construction Mode Construction Mode allows the car to be operated on Car Top or In Car inspection modes All safety circuits required for these modes of operation must be operational Governor switch contact wired between Terminals 4A and GOV Car Safety String wired between terminals 4A and SAFC Hoistway Safety String wired between terminals SAFC and SAFH ao 5 p In Car Emergency Stop Switch between terminals 4A and ESTP EC Pixel Traction Controller Installation amp Adjustment Manual 29 Normal limits wired for UP terminals 4A and UNL and DOWN terminals 4
78. e hoist motor rpm to create an overspeed condition by manipulating drive function 12 overspeed percentage 80 overspeed test and 81 overspeed multiplier To overspeed the car to 125 of contract speed perform following steps a f g Set TEST switch located on the MP board to the TEST position to enable Test Mode operation and disable door operation Run an empty car to the bottom landing or a fully loaded car to the top landing Multiply the value in drive function 12 overspeed percentage by 1 25 Change drive function 80 overspeed test from OFF to On This will allow the drive to overspeed the elevator for one run only Multiply the value in drive function 81 overspeed multiplier by 1 25 Enter a car call for an intermediate landing Car will overspeed to 125 of contact speed NOTE If additional overspeed tests are required drive function 80 will have to be set to On for each subsequent test WARNING When performing an overspeed test MAKE SURE function 12 80 and 81 ARE RESET to the original values once testing has been completed EC Pixel Traction Controller Installation amp Adjustment Manual 132 B1 8 Program Run Output to Drive Ready The drive can be configured so that the Brake Control output temporarily changed to Drive Ready to facilitate Unintended Movement testing Section 6 9 Option 2 a Temporarily re program drive function 183 to 1 excessive motor field current
79. e keypad displays a prompt to Press the Run Key to begin the Autotuning process QO Prior to pressing the drive keypad Run Key the motor contactor must be manually activated to allow the drive to connect to the motor and must be kept engaged until the drive indicates that the Autotuning process has been completed d Once the motor contactor has been manually activated press the drive keypad s Run Key to start the Autotuning process i Once the drive Key Pad indicates the Autotuning process has been completed Tune Successful the motor contactor can be released 3 Autotuning Rotational Encoder Offset NOTE This is the preferred Autotuning method to be used when the motor is un roped and can rotate freely If the motor is roped skip this step and proceed to step 4 below a Prior to initiating a rotation Auto tune temporarily change the Brake Control drive parameter to Drive Ready by changing parameter H1 02 from 50 Brake Control to 6 Drive Ready b To begin the Autotuning Rotational Encoder Offset process set Autotuning parameter T2 01 to 10 then press enter c Press the keypad Up Arrow button the drive keypad displays a prompt to Press the Run Key to begin the Autotuning process EC Pixel Traction Controller Installation amp Adjustment Manual 117 Prior to pressing the drive keypad Run Key the motor contactor must be manually activated to allow the drive to connect to the motor and must be
80. ed and Position EC Pixel Traction Controller Installation amp Adjustment Manual 88 NOTE The following tests verify that Pixel can safely position the cab using either of the two independent sensor heads that comprise the Landa positioning system The Pixel control uses a dual head positioning system system Landa incorporating a positional encoded tape that runs the entire length of the hoistway This system enables each either sensor head to provide absolute position information independent of the other Refer to page 6 of the prints for Landa interface circuits The Main Positioning head communicates its absolute position to the main processor via dedicated RS485 serial port while the Auxiliary Positioning head communicates its absolute position to the main processor via CAN The Landa positioning system verifies absolute cab position to 0 032 0 8mm accuracy throughout the entire length of the hoistway The Pixel computer network MPU will learn and then build a positional image of the entire hoistway including e Door Zone or Trucking Zone one per landing e Top and Bottom Access Limits e Mid hoistway position e Physical open position for the top and bottom normal limit switches e A speed profile deceleration ramp for the top and bottom landings NOTE The landing zones are limited to a maximum of six inches plus or minus learned position and are set at a factory default of three inches The
81. ed in terminals NOTE All terminals and cable connectors should be checked to ensure that they are properly and solidly seated When connecting flat cable connectors be certain to match pin 1 marks arrow symbol on connectors red stripe on cable to prevent mechanical damage to connectors and electrical damage to system components There are five wiring entry points provided in order to maintain proper separation between wiring for various purposes to ensure proper system operation a Power Wiring The line power feeders and ground coming from the elevator service disconnect Motor Wiring Power wiring to hoist motor brake and ground Safety and Logic Wiring All wiring to fixtures and switches as well as signal cross connect cables from one car to another in a multi car group system Communications Cable Communication cables run from one controller to another in a group of two or more cars Encoder Feedback Cables Wiring used to provide motor performance information from the encoder to the drive for speed control WARNING DO NOT CONNECT BUILDING POWER DIRECTLY TO THE MOTOR CONTACTOR This will DAMAGE power devices in the drive EC Pixel Traction Controller Installation amp Adjustment Manual 20 NOTE The standard EC NEMA 1 enclosure is provided with factory knockouts for recommended ideal field wiring entry points Knockouts and intended use are listed a Top right side Communication cable b Middle le
82. ed in the controller enclosure as indicated on job prints page 1 v CAUTION Do NOT attempt to connect the building power supply to the drive or motor contactor to prevent damage NOTE Use proper wire size for amperage NOTE Ground wire size must provide equal or greater ampacity than the incoming feeders EC Pixel Traction Controller Installation amp Adjustment Manual 24 3 3 5 Verify Supply Voltages at Equipment Turn on the disconnect switch to verify that voltages at controller terminals are correct based on job prints page 1 For AC Vector systems you may check voltages on the EMI RFI or Line Reactor filter input terminals if the job includes such filters Turn off the disconnect switch then replace the fuses removed previously in Section 3 3 2 above Turn on the disconnect switch and confirm that the motor drive powers up Verify that computer power supply input and output voltages are correct based on job prints page 2 Verify that buss voltages are 24 volts DC for terminals 6 50 50F and S24V and 120 VAC for terminal 4A Confirm that the P MP color display is on and the screen shows the Pixel home startup display Hi I m Pixel What would you like to do NOTE After verifying input voltages and fuses as required per job prints if you are unable to correct conditions to confirm voltages and behaviors described call Elevator Controls technical support at 916 428 1708 3 3 6 Pixel Dashboard Interfa
83. enclosure 3 3 Wire the Control System 3 3 1 Test Ground Continuity Test all terminals for continuity to ground If continuity is found resolve the problem before proceeding NOTE Terminal 3 is connected to ground and used as system common EC Pixel Traction Controller Installation amp Adjustment Manual 23 3 3 2 Remove Primary Controller Fuses Remove fuses FL1 FL2 FCT1 FCT2 F4A in order to remove power to controller logic brake control circuits and the door operator Place Machine Room Inspection to INSP and the Test switch to TEST Both switches are located on the P MP board NOTE Always review job prints to confirm correct fuse designations and amperages as well as to become familiar with job specific circuit requirements 3 3 3 Place Disconnect Switch in Off Position Place the disconnect in the off position then check voltage on the line side to verify that all three legs are correct based on job prints page 1 WARNING CONFIRM THAT FEEDER LINE VOLTAGE is within 10 of specified control voltage or PERMANENT DAMAGE could occur to both the motor drive and elevator control system logic TURN OFF THE MAIN DISCONNECT and CORRECT any voltage problem BEFORE PROCEEDING with installation v CAUTION Remove any protective covering that may still be in place on PC boards and components before applying power 3 3 4 Wire Main Line to Controller Wire the main line from the disconnect to the terminal block provid
84. er measure the car speed If measuring the car speed on Inspection mode allow a few seconds for inspection speed to settle if on Automatic operation have the car perform as long a possible multi floor run Make note of the measured car speed g Obtain the value of parameter CONTRACT MTR SPD in the drives A1 parameter menu h If car is running below commanded speed increase the CONTRACT MTR SPD parameter motor rpm i If car is running above commanded speed lower the value of CONTRACT MTR SPD motor rpm for example EC Pixel Traction Controller Installation amp Adjustment Manual 138 vii Car contract speed is 350 ft min viii Car measured speed is 370 ft min ix Drive function CONTRACT MTR SPD is set to 125 rpm x Calculate the new value for the CONTRACT MTR SPD parameter 125 rpm x 350fpm 370fpm 118 rpm xi Program CONTRACT MTR SPED for the new value of 118 rpm and repeat process if necessary until car speed is accurate within 1 xii Observe that the correct car speed is displayed in the Speed Feedback parameter in the drives D1 menu B2 6 Motor Control The drive unit needs to provide both speed regulation and ride comfort regardless of Pixel s commanded speed This is achieved by adjusting the Drive Gains thus changing the sensitivity with which the drive follows the commanded speed without undesirable vibration or discomfort B2 6 1 Verify Proper Counterbalance With the cab in the middle hoistw
85. er to Appendix Section x1 6 it would refer to Appendix A1 Section A1 6 O WARNING DO NOT ATTEMPT TO RUN THE CAR until Sections 3 3 9 to 3 3 13 below are completed 3 3 9 Verify Drive Parameters This step confirms that the parameters programmed in the drive agree with the job prints page DPS Refer to respective drive Appendix Section x1 2 WARNING DO NOT ATTEMPT TO MOVE THE CAR before making sure ALL PARAMETERS ARE SET in the drive per actual motor characteristics and MOTOR AUTO TUNING has been successfully completed NOTE Before attempting to configure drive parameters study the manufacturer s drive manual and the Appendix in THIS manual for your specific drive O WARNING DO NOT CONTINUE if any DATA discrepancy is found NOTE If any drive parameters do NOT agree with job prints call Elevator Controls Technical Support at 916 428 1708 Be prepared with your job number nameplate data and job print data 3 3 10 Auto Tune Drive This step allows the Drive to calculate the electrical characteristics of the hoist motor Refer to Appendix Section x1 3 EC Pixel Traction Controller Installation amp Adjustment Manual 28 O WARNING DO NOT ATTEMPT TO MOVE THE CAR before MOTOR AUTO TUNING has been successfully completed NOTE If Auto Tune cannot be completed successfully and you have exhausted instructions provided in the Drive manual call Elevator Controls Technical Support at 916 428 1708 for assistanc
86. ering contract inspection speed overshoot Speed value at which the safety processors SP1 or SP2 will declare an Overspeed condition to trigger a Leveling Overspeed latching fault bringing the car to a halt 000 187 fpm 100 fpm feet per minute Adjust Leveling Trip Speed in conjunction with the motor drive unit response to prevent safety processors SP1 or SP2 from intermittently declaring a Leveling Overspeed latching fault Leveling overspeed condition usually occurs while the car enters the Leveling Zone decreasing the Deceleration parameter value allows for lower speeds while entering the Leveling Zone NOTE Leveling Trip Speed is not monitoring the Leveling or Re Leveling final speeds rather the maximum speed allowed for the car to be running within the Leveling Zone EC Pixel Traction Controller Installation amp Adjustment Manual 58 4 6 19 Earthquake Trip Speed Brief Description Adjustment Range Default Units of Measure Detailed Explanation Speed value at which the safety processors SP1 or SP2 will declare an overspped condition to trigger a Earthquake overspeed latching fault bringing the car to a halt 000 150 fpm 150 fpm feet per minute Adjust Earthquake Trip Speed in conjunction with the motor drive unit response to prevent safety processors SP1 or SP2 from intermittently declaring an Earthquake Overspeed latching fault Earthquake Overspeed condition usually occurs while the car
87. ers following a power cycle or drive reset B1 3 Autotuning The drive has a built in self diagnostics and current regulator Self Tuning functions that allows the user to verify drive hardware integrity and motor adaptive tuning perform both functions below to ensure proper motor Autotuning B1 3 1 Self Diagnostics The drive has a built diagnostic routines that can be performed to test the integrity of the built in line fuses SCR s and motor field current Drive function 998 is used to perform the Self Diagnostics as follows WARNING Have personnel prepared to remove main line disconnect power during this procedure in the event the motor begins to rotate If the motor rotates immediately remove power EC Pixel Traction Controller Installation amp Adjustment Manual 126 from the controller by turning off the main line disconnect switch a Access parameter 998 via the user interface Press the DATA FCTN key until the drive displays Entr then press the ENT button on the drive While the drive is performing the Self Diagnostics the drive displays ESH The motor contactor will pick and drop and few times while the drive is performing the Self Diagnostics Once the drive successfully completes the Self Diagnostics routine the drive displays PASS In the event the drive displays an error code refer to Page 39 of the drive manual to diagnose the issue Once the drive has successful
88. ers will satisfy the majority of their needs EC Pixel Traction Controller Installation amp Adjustment Manual 15 1 6 1 Home Startup Menu Top Tier The Pixel home menu displays on startup or whenever the green Home key is pressed This screen displays a greeting message Hi I m Pixel What would you like to do along with the following Menu options Install Adjust e Troubleshoot e Date Time display reset Start by selecting one of three basic tasks Install Adjust or Troubleshoot by using the J Touch amp Go knob to scroll through selection options When your desired selection is highlighted press the W knob to select Note that system date time settings and preferences are accessed from the Home screen as well 1 6 2 Install Menu Second Tier The Install menu presents a range of options which are roughly organized in the most likely sequence in which tasks will be completed About Initial Settings View Selector Data Learn Functions Code Compliance Test Construction Mode File Transfer W O Mapping e Contact Again the Touch amp Go knob is used to scroll through selection options When your desired selection is highlighted press the W knob to select Each of these options and their submenus are presented in detail in Section 3 Install the Control System EC Pixel Traction Controller Installation amp Adjustment Manual 16 1 6 3 Adjust Me
89. event SP1 and SP2 safety processors from triggering Unintended Movement fault s while floor adjustments are being performed from within the car EC Pixel Traction Controller Installation amp Adjustment Manual 63 Navigate to E Home H Y install W Code Compliance Test W Unintended Movement W S Unintended Movement Byapass W SJ Yes Press the E Save soft key to enable bypass NOTE Press the Cancel soft key to abort and make a new selection or to return to the previous menu without saving The task to verify and correct the learned landing level position is best performed from inside the cab on Independent Service mode of operation and is accomplish by driving the car to every landing and adjusting the landing level position Learned during initial set up to its final perfectly level position to perform this task from the COP access point navigate to E Home W Y install W 9 Learn Functions W Floor Setup W 9 Landing Number W 9 Door Zone Position W 9 Adjust current Position up down as needed W EC Pixel Traction Controller Installation amp Adjustment Manual 64 Press the E Save soft key to save modified position or the Cancel soft key to reset to back value to last stored position NOTE As soon as the E Save soft key is press the car will re level into the saved floor level position NOTE The PI Label can also be modified while performing the floor level task from within this
90. f following basic drive inputs Hardware disable and Transistor Base Block enable inputs RS422 Communications channel Power inputs to terminals R L1 S L2 and T L3 Encoder inputs 29 5 Motor Regeneration Circuits The basic drive outputs are f 3 Phase output power to the motor through the contactor g Fault output drops fault relay if a fault condition is detected h Brake Control output enables brake OQ WARNING Power capacitors in the drive REMAIN CHARGED for some time after power is removed USE CAUTION to prevent injury EC Pixel Traction Controller Installation amp Adjustment Manual 114 A2 2 Job Parameters Verification Select the Modified Constants menu in the Drive Interface to verify that the parameter list provided on page DPS of the job prints matches with actual drive programmed parameters The Modified Constants menu displays only the list parameters that have been modified from the Drive manufactures default settings This menu provides a simple method to view and verify required job specific parameters Page DPS of the job prints allocates three columns for parameter settings The first column is the manufactures Default Settings The second column is the EC Settings of starting values that have been programmed in the drive The third column is the Field Settings which the adjustor must enter as the final parameter values NOTE While performing the installation startup make sure parameter
91. f this command results in the motor driving EC Pixel Traction Controller Installation amp Adjustment Manual 137 the cab in the opposite direction or if the motor runs too fast the following steps must be taken d When commanding an Inspection up direction if the car runs too fast and the drive trips with an Speed Deviation fault reverse the encoder direction from its current setting using the ENCODER CONNECT parameter in the drives C1 menu The encoder phasing should match the motor rotation e When commanding an Inspection up direction if the car runs in the down direction reverse the motor direction from its current setting using the MOTOR ROTATION parameter in the drives C1 menu B2 5 Commanded vs Measured Speed Calibration Pixel commanded speed must be calibrated to the actual elevator car speed During initial Construction Mode installation prior to the installation of the Landa Landing System a hand held tachometer must be used to verify the car speed Once the Landa Landing system has been installed both the Commanded and the Measured speed values can be viewed in the Drive Performance Data window which can be accessed as follows E Home W Y Troubleshoot W J Drive W 9 Drive Performance Data W NOTE Drive Performance Data is a view only submenu no parameter manipulation is allowed in this window The commanded speed scaling needs to be adjusted in the drive unit as follows f Using a hand held tachomet
92. face controller c P COP Pixel car operation panel interface controller one per COP up to four per car supported d P HALL Pixel hall nodes as required for hall calls fire recall gongs etc e Landa dual sensor car positioning system EC Pixel Traction Controller Installation amp Adjustment Manual 1 2 1 Typical System Components The Pixel control system depending on the specific application typically includes a Pixel Car Controller The Pixel car controller is usually located in a machine room or in machine room less applications in an equipment closet Various enclosures are available to fit your specific application and meet your NEMA rating requirements b P TOC Pixel Cartop Interface The cartop system access point provides access to configuration information parameters and diagnostics The cartop interface box provides a convenient wiring termination for Landa door operator load weigher safety edge cab light and fan traveler cable and the provided TOC to COP wire harness Optional similar to photo cartop inspection station with light and service outlet is available c P COP Pixel Car Operating Panel Interface A system access point is located at each COP EC Ready COP Fixtures fully interconnect to the TOC box using the provided TOC to COP harness One wiring harness is provided for each of up to four COP s per cab EC Pixel Traction Controller Installation amp Adjustment Ma
93. field weakening adjustments will likely not be required On geared installations it may be required to increase drive function 50 full motor field current to achieve rated motor armature voltage while running full load in the up direction WARNING Use caution not to exceed rated motor field current to prevent damage to the motor fields f If the observed drive motor armature voltage is below the motor nameplate armature voltage increase drive function 49 motor field weakening current until the motor nameplate armature voltage is achieved while running full load in the up direction f Once the motor field has been calibrated the per unit system inertia drive function 41 must be calibrated Use the drive default values for function 39 high speed bandwidth 6 0 40 low speed bandwidth 6 0 41 per unit inertia 2 00 and 42 stability 1 0 With a balanced load in the cab run the elevator up and down between two selected landings that are far enough apart that the elevator reaches contract speed Observe the car speed at drive function 600 while repeatedly running between the two landings The objective is to have the car accelerate to contract speed without speed overshoot or undershoot in either direction of travel If speed overshoot is observed increase the drive function 41 per unit inertia proportionally to the amount of overshoot If the speed ramps up as expected but slowly creeps in to contract speed undershoot
94. for most applications Adjustment Range 0 1000 msec Default 0000 msec Units of Measure milliseconds Detailed Explanation Increasing this parameter will allow car to float further into the dead zone after leveling has completed using a time controlled level decel rate A value of zero or too high a value may cause overshoot NOTE With Leveling Decel Time set to zero leveling speed output is maintained until an up or down command drops no level decel applied 4 6 13 Leveling Distance Brief Description Leveling Distance determines where the car begins targeting the floor The larger the value the further away targeting begins Leveling distance also controls the softness of the final rounding during an automatic run Larger values produce softer approaches to the floor Adjustment Range 0 1 2 0 ft Default 1 0 ft Units of Measure feet Detailed Explanation Leveling distance works with leveling speed to determine how the car comes into a floor High values of leveling distance and low leveling speeds produce more accurate and softer approaches to the floor Reducing leveling speed will reduce stop shock as the brake sets However softer and more EC Pixel Traction Controller Installation amp Adjustment Manual 55 4 6 14 Pattern Delay Brief Description Adjustment Range Default Units of Measure Detailed Explanation 4 6 15 Pre Torque Option Brief Description Adjustment
95. ft side Encoder Feedback cable c Middle right side e Safety amp Logic wiring d Lower left and right side e Main Line Power wiring e Motor and Brake wiring WARNING METAL SHAVINGS AND OR WIRE CLIPPINGS can cause immediate and delayed DAMAGE to circuits in any part of the system if they bridge or short any circuit or connection They can also COMPROMISE SAFE AND PROPER SYSTEM OPERATION if they become positioned in a way that modifies a circuit or circuits v CAUTION Ensure that metallic shavings and or wire clippings are minimized and prevented from remaining in any enclosure interior Thoroughly check for and remove residue before applying power Methods used to capture and remove metal fragments should not be allowed to create static buildup or discharge Good Practice Soft clean paint brush gently sweep particles on enclosure bottom into pile and remove masking tape use to remove particles create adhesive pocket under intended hole locations with tape to catch shavings when drilling Risky Practice Use of small vacuum potential ESD electrostatic discharge damage compressed air may drive particles into inaccessible or undetectable locations potential for eye injury EC Pixel Traction Controller Installation amp Adjustment Manual 21 NOTE Alternate wiring entry points may be created in the field to accommodate specific installation conditions NOTE Study your control system layout to de
96. ge 4 of the prints for RUN relay coil power supply circuit d Once Unintended Movement Test Option 2 Section 6 9 8 has been completed reset drive parameter Relay Coil 1 from Not Alarm to Brake Pick in menu C3 EC Pixel Traction Controller Installation amp Adjustment Manual 142
97. hen car direction is determined the Pixel screen will display a solid up Green or down Red directional arrow If direction has not been assigned both arrows appear in outline EC Pixel Traction Controller Installation amp Adjustment Manual 12 1 4 4 4 Current and Destination Floors The Pixel screen displays the current floor at all times found between the up and down directional arrows indicated in three digits If a destination floor has been assigned it will be displayed just below the current floor labeled Target indicated in three digits The Target is dynamic and may change during a run 1 4 4 5 Speed The Pixel screen displays cab speed just to the right of the Front door icon Scale can be toggled between fpm feet per minute and mps meters per second 1 4 4 6 Control System Configuration The Pixel screen displays system configuration just to the left of the Rear Door icon Car configuration can be Simplex or Group In group configuration the current priority to assume dispatching functions for the group is indicated under the word Group 1 4 4 7 Active Fault The Pixel screen displays the active fault with the highest priority or No Faults if none present NOTE Faults are classified as either latching or non latching While non latching faults self reset all faults are recorded in fault counters and logs 1 5 Pixel New Features Quick Overview 1 5 1 Landa Dual Positioning System N
98. ice Operation Verification a Set Machine Room Inspection switch located on the MP board to INSP b Lift the governor cable off the Governor then spin the Governor while measuring its speed View the Pixel display to observe and note electrical and mechanical tripping speeds NOTE A variable speed drill motor is a good method for spinning the governor Refer to Governor manufacturer instructions for tripping speed calibration as needed c Once the Governor trips verify that the following occurs e Pixel screen displays Governor Latching Fault EC Pixel Traction Controller Installation amp Adjustment Manual 84 d 6 7 6 7 1 e Relays EB1 EB2 EBX1 EBX2 located in the PDB board drop out setting the Emergency Brake or Rope Gripper e The car cannot be commanded to run e Cycle power and confirm that the fault condition has not been cleared e Confirm that the measured tripping speed shown on the Pixel display agrees with the tripping speed requirements for this elevator Replace the Governor Cable lifted off in step f above and return the Governor overspeed switch to the normal position Press the W System Fault Reset button to clear the fault condition and pick the EB1 EB2 or EBX1 EBX2 relays to energize the Emergency Brake or Rope Gripper Repeat steps in the procedure above for a counterweight Governor if required Terminal Stopping Devices Terminal Stopping Devices ASME A17 1 Section 2 2
99. ify that rotation command direction for Pixel and the drive agree If no drive fault occurs the process has been successfully completed c Ifa drive Encoder fault is triggered change drive parameter F1 05 from 0 to 1 or if already set to 1 to 0 in order to reverse encoder feedback order d If other drive faults are triggered during Autotuning refer to the Drive manual for fault troubleshooting guidance A1 5 Commanded vs Measured Speed Calibration Pixel commanded speed needs to agree with actual elevator cab speed during initial installation and prior to installing Landa a hand held tachometer must be used to measure speed once Landa has been installed the cab speed is displayed as the measured speed value both Commanded and Measured speed values can be viewed in the Drive Performance Data window which can be accessed as follows E Home W Y Troubleshoot W J Drive W 9 Drive Performance Data W NOTE Drive Performance Data is a view only submenu no parameter manipulation is allowed in this window The commanded speed scaling needs to be adjusted in the drive unit as follows a Measure observe and write down value of Measured Speed while measuring observing speed allow for the speed to stabilize before taking measurement if on Inspection mode allow a few seconds for EC Pixel Traction Controller Installation amp Adjustment Manual 110 inspection speed to settle if on Automatic mode have the car perform as long
100. install W S Code Compliance Tests W S Safeties Speed Tests W 9 Emergency Terminal Stop W EC Pixel Traction Controller Installation amp Adjustment Manual 78 NOTE The Emergency Terminal Stop parameter Slowdown Position represents the hoistway position at which the car must start its deceleration into the top landing relative to the up normal limit Press the E Run Test soft key to start the Emergency Terminal Stop test run or the Back soft key to abort test run v CAUTION Once the Run Test soft key has been pressed the car will accelerate to contract speed in the up direction and run past the Slowdown Position e Observe that the Display shows a Slowdown Speed Trip latching fault and that the car comes to a halt f Press the System Fault Reset key to clear the fault and enable the car to re level into the closest landing 6 5 Overspeed Tests The Pixel safety microprocessors monitor four different overspeed states depending on elevator operational mode and provide a menu driven interface to verify overspeed monitoring performance as follows 6 5 1 Inspection Overspeed Inspection Overspeed monitors cab speed during all four inspection modes of operation Car Top In Car Access or Controller inspection Use the following process for verification a Set CAPTURE switch located on the MP board to CAPTURE which will prevent the car from servicing Hall Calls b Set TEST switch located on the
101. ion Contract Overspeed Contract Overspeed monitors the cab speed while car is running on automatic mode use the following process for verification a Set CAPTURE switch located in the MP board to CAPTURE to remove car from servicing Hall Calls b Set TEST switch located in the MP board to TEST which will enable Test Mode operation and disable door operation c Place a car call to a terminal landing to be able to run test d Navigate to E Home W Y install W S Code Compliance Tests W S Overspeed Tests W S Contract Overspeed W NOTE The Contract Overspeed Speed display shows the programmed contract speed parameter overspeed tripping setting and prompts for entry of a tripping speed parameter to be used when running a Contract Overspeed speed trip detection test Enter a speed below the current Contract Overspeed speed parameter setting before running test Press the E Run Test soft key to enable for the next automatic run only to detect Contract Overspeed condition using the Tripping Speed parameter or the W Back soft key to abort test run e Observe the display Fault entry for the safety processors to declare a latching Contract Overspeed fault and the car come to a halt Verify the car will not be commanded to run while the latched fault is present Press the System Fault Reset push button to clear fault and observe the car to re level to its closest landing Set the TEST and CAPTURE swit
102. ion amp Adjustment Manual 75 6 4 3 spect the mechanical condition of the cab traction cables etc to ensure the car can be returned to service Using Controller Inspection run the car down past the top landing door zone area Remove all jumpers placed in e above Reset ETS Bypass option 9 ETS Bypass Option Set to No Toggle the TEST switch to the off position Set the CAPTURE switch to off which will enable the car to service hall calls and return to Automatic Mode operation Safety Overspeed Fully Loaded Car The Pixel Safety Overspeed test is accomplished using a simple menu driven process and the procedure below a Set CAPTURE switch located on the MP board to CAPTURE which will prevent the car from servicing Hall Calls Place full load test weights in the car Drive the car to the top landing by entering a Car Call Set TEST switch located on the MP board to TEST which will enable Test Mode operation and disable door operation Turn off main power to the controller Place a jumper from controller terminals 4A to GOV Governor Electrical Contact Turn on main power to the controller Refer to Drive section x1 7 Overspeed Using the Drive to Drive the Hoist Motor to set up the drive to overspeed the car to 140 of contract speed Navigate to Home W Y install W S Code Compliance Tests W S Safeties Speed Tests W S Safety Overspeed W Press the E Run Test soft key to sta
103. is accomplished using a simple menu driven process and the procedure below a Set CAPTURE switch located on the MP board to CAPTURE which will prevent the car from servicing Hall Calls b Drive the empty car to the bottom landing by entering a Car Call c Set TEST switch located on the MP board to TEST which will enable Test Mode operation and disable door operation d Turn off main power to the controller e Place jumpers from controller terminals 4A to UNL Up Normal Limit 4A to SAFC Car Safety and 4A to SAFH Hoistway Safety to bypass safety switches for the Car Buffer Test f Turn on main power to the controller g Navigate to E Home W Y install W Code Compliance Tests W S Safeties Speed Tests W Y Counterweight Buffer W S ETS Bypass Option Set ETS Bypass Option to Yes Press the E Save soft key to Save ETS Bypass Option selection or E Cancel to abort test Press the E Run Test soft key to start the Counterweight Buffer test run or the E Back soft key to abort test run v CAUTION Once the Run Test soft key has been pressed the car will accelerate to contract speed in the up direction until the car strikes the counterweight buffer Once the car strikes the counterweight buffer and drive sheave slips under the cables flip the controller inspection switch to the INSP position to stop the hoist motor from continuing to drive the car into the buffer EC Pixel Traction Controller Installat
104. ke a new selection or to return to the previous menu without saving 3 9 2 Virtual Limits Pixel must learn the position of top and bottom access travel positions Choose from two learn methods below Learn by Position indicated by this symbol or Learn by Input Value indicated by this symbol T Learn by Position On inspection mode drive the car to the bottom access travel position Navigate to E Home Y install W 9 Learn Functions W EC Pixel Traction Controller Installation amp Adjustment Manual 41 9 Virtual Limits W Bottom Access Limit BAL W Press the E Learn soft key to learn position NOTE Press the Back soft key to abort learning position and make a new selection or to return to the previous menu without saving Repeat procedure at the top of the hoistway Navigate to E Home Y install W 9 Learn Functions W 9 Virtual Limits W Top Access Limit TAL W Press the E Learn soft key to learn position NOTE Press the Back soft key to abort learning position and make a new selection or to return to the previous menu without saving T Learn by Input Value NOTE To use this method Step 3 9 1 Mechanical Limit Switches must have been performed a Note the positions for the UNL and DNL limit switches recorded on Step 3 9 1 above b Determine the allowed travel distance base on your cab size and elevator code requirements c BAT position DNL Positi
105. kept engaged until the drive indicates that the Autotuning process has been completed Tune Successful Once the motor contactor has been manually activated press the drive keypad s Run Key to start the Autotuning process Once the drive Key Pad indicates the Autotuning process has been completed Tune Successful the motor contactor can be released Next perform a Rotational Back EMF Auto tune by setting parameter T2 01 to 11 Press the keypad Up Arrow button the drive keypad displays a prompt to Press the Run Key to begin the Autotuning process Prior to pressing the drive keypad Run Key the motor contactor must be manually activated to allow the drive to connect to the motor and must be kept engaged until the drive indicates that the Autotuning process has been completed Once the motor contactor has been manually activated press the drive keypad s Run Key to start the Autotuning process Once the drive Key Pad indicates the Autotuning process has been completed the motor contactor can be released Tune Successful Change drive parameter H1 02 back to 50 for Brake Control 4 Autotuning Non Rotational Encoder Offset NOTE Skip this step if the Rotation Autotuning procedure in step 3 has been performed Use the following step if the motor is roped and a Rotational Auto tune cannot be performed b To begin the Autotuning Non Rotation Encoder Offset process set Autotuning parameter T2 01 to 4 then pres
106. l enable the car to service hall calls and return to Automatic Mode operation Leveling Overspeed Leveling Overspeed monitors cab speed while the car is running within the door zone or trucking zone and is in the process of leveling into a landing Use the following process for verification NOTE Leveling Trip Speed does not monitor the target final programmed leveling speed Pixel s car landing zone approach is normally greater than the final programmed leveling speed code permits speeds of up to 150 ft min within the leveling zone Set CAPTURE switch located on the MP board to CAPTURE which will prevent the car from servicing Hall Calls Set TEST switch located on the MP board to TEST which will enable Test Mode operation and disable door operation c Navigate to E Home W EC Pixel Traction Controller Installation amp Adjustment Manual 80 Y install W S Code Compliance Tests W S Overspeed Tests W 9 Leveling Overspeed W NOTE The Leveling Overspeed display shows the programmed Leveling speed parameter overspeed tripping speed setting and prompts for entry of the leveling tripping speed parameter to be use when running a leveling trip detection test Enter a speed below the current leveling speed parameter setting before running test Press the E Run Test soft key to enable for the next leveling run only to detect Leveling Overspeed condition using the Test Leveling Overspeed para
107. l screen displays AA Relay Fault Then release and confirm that the fault condition has been cleared screen displays No Faults While holding AA contactor movable use Controller Inspection to command the car Up or Down Verify that the car will not accept a run command while the fault is present Release the AA contactor movable and confirm that the Pixel screen displays No Faults Return the Controller Inspection TEST and CAPTURE switches to their off positions which will enable the car to return to Automatic Mode of operation and serve call demand Place Machine Room Inspection switch to NORMAL EC Pixel Traction Controller Installation amp Adjustment Manual 92 6 9 3 P Potential Force Guided Relay Critical Component P Relay Redundant Component Pin1 Pin2 SP1 and SP2 Computer Monitoring Inputs Monitored Component P Relay Contacts NOTE Test confirms that Pixel correctly detects a P relay failure to open 6 9 4 Pixel checks for a stuck contact at the end of every run before allowing the next run refer to page 1 and 4 of prints P contactor is one of two force guided relays that provide power to the brake circuits Set CAPTURE switch located on the MP board to CAPTURE which will prevent the car from responding to hall call demand Set TEST switch located on the MP board to TEST which will enable Test Mode operation and disable door operation Place Machine Room Inspection switch to INSP
108. lear the mode triggering input and for latching modes of operation such Fire Service and Earthquake Operation they can be reset by clearing the triggering inputs then entering and exiting Construction Mode Refer to section 3 3 7 to Enable Disable Construction Mode of Operation NOTE At this point Pixel s screen should display TEST Mode doors closed and No Fault in order for the car to run in TEST Mode 4 7 3 Entering Calls to Run in Test Mode Pixel provides an Auto Call Simulation menu to allow car calls to be entered in TEST Mode Four choices are provided in this menu as follows a Up and Down from xxx to yyy where xxx and yyy represent the landing numbers where the car will run to and from b Circle xx floors around landing yyy where xx represent the number of floors above and below the landing yyy where the car will run to and from c XX floors to runs Up and Down where xx represent the number of floors to runs one two etc floor runs up or down until the end of hoistway in the direction of travel before proceeding with the same pattern in the opposite direction d Run to floor xxx where xxx represents the destination landing Auto Call Stop Dwell Timer from 00 to 99 seconds represents the timeout to be allowed between each run for entries a b and c above To access the Auto Call Simulation menu navigate to E Home W Adjust W 9 Ride Performance W 9 Auto Call Simulation W 9 Desired entry from a to
109. learn process once performed and verified during elevator installation will be transferred and permanently stored by the three microprocessors that make up the Pixel controllers main processing unit MP SP1 SP2 The learn process must be accomplished and transferred before the car can be run on any passenger automatic mode of operation NOTE Pixel always knows the car position by reading it from the encoded tape and validating it through comparison to the learned stored positional image Verification of Landa Main Sensor Head a Set CAPTURE switch located on the MP board to CAPTURE which will prevent the car from responding to hall call demand EC Pixel Traction Controller Installation amp Adjustment Manual 89 Set TEST switch located on the MP board to TEST which will enable Test Mode operation and disable door operation Enter a car call to a floor several floors away from current car position if two stop elevator place a call to the other floor While car is running unplug the Main Selector RJ45 cable labeled SELECTOR from Pixel MP and observe that Pixel displays a Main Selector Fault makes an emergency slowdown and positions the elevator cab at the next available landing Pixel will remove the car from service until proper Landa Main sensor head communications is re established Verify that the car will not respond to car calls Reconnect the RJ45 cable at the Pixel MP Confirm that Pi
110. lts Run the car to an intermediate landing Place a jumper from 4A to DLSF Confirm that the Pixel screen displays Door Lock System Fault Verify that the car will not respond to a car call demand Remove jumper from 4A to DLSF Confirm that the Pixel screen displays No Faults Run the car to the top landing Place a Jumper from 4A to DLAT Confirm that the Pixel screen displays Door Lock System Fault Verify that the car will not respond to a car call demand Remove Jumper from 4A to DLAT Confirm that the Pixel screen displays No Faults NOTE Skip to step w below if car has no rear doors O p 6 9 7 Run the car to a rear door landing and open the rear doors Place a jumper from 4A to CGR Confirm that the Pixel screen displays Door Lock System Fault Verify that the car will not respond to a car call demand Remove jumper from 4A to CGR Confirm that the Pixel screen displays No Faults Place a jumper from 4A to DLSR Confirm that the Pixel screen displays Door Lock System Fault Verify that the car will not respond to a car call demand Remove jumper from 4A to DLSR Confirm that the Pixel screen displays No Fault Release car from Independent service Door Open and Close Simultaneously Critical Component Door Open amp Door Close Limits Redundant Component DOL and DCL Computer Monitoring Inputs Monitored Component Door Opened amp Door Close Limits EC Pixel Traction Controller Ins
111. ly performed the Self Diagnostics press the drive RESET button NOTE The Self Diagnostics function must be successfully performed contact Elevator Controls technical support department if unable to succeed B1 3 2 Motor Adaptive Tuning The drive has a built in current regulator Self Tuning function When the Self Tuning function is activated the drive measures the motor armature circuit resistance inductance including wiring and the motor field resistance and inductance Drive function 997 is used to perform the Motor Adaptive Tuning as follows O WARNING Have personnel prepared to remove main line disconnect power during this procedure in the event the motor begins to rotate If the motor rotates immediately remove power from the controller by turning off the main line disconnect switch Access drive Function 997 via the user interface On the upper right side of the drive there is a slide switch that when placed in the up position will illuminate the drives NV RAM NOT PROTECTED indicator place this switch in the up position Press the DATA FCTN key until the drive displays Entr then press the ENT button on the drive While the drive is performing the Self Tune the drive displays tESt EC Pixel Traction Controller Installation amp Adjustment Manual 127 h The motor contactor will pick and drop and few times while the drive is performing the Self Diagnostics i Once the drive successfully com
112. main brake will remain lifted for as long as the Enable and Up Machine Room Inspection push button are held push in allowing verification of auxiliary brake capacity to stop the car upon failure of main brake Verify on Pixel Screen that the Distance Moved by the car is less than or equal to 48 inches if Distance Moved is more than 48 inches auxiliary brake adjustments must be performed to comply with the code maximum stooping distance allowed for Unintended Movement please refer to the auxiliary brake manufacturer for instructions on brake adjustment and repeat UIM test Cycle power on control unit and verify Unintended Movement Fault remains after power cycle Reset the drive Run Enable to Brake in the motor control in the drive unit Press the System Fault Reset push button to clear Unintended Movement Fault Set Machine Room Inspection switch to Normal and observe Pixel to close the cab doors and reposition the cab to its closest landing zone Remove barricades set Capture switch to off to conclude UIM test Single Ground Critical Component N A Redundant Component F4A Fuse Monitored Component N A Test Verification of Single Ground a Place the car on Machine Room Inspection NOTE The Single Ground Test can be performed on either automatic or inspection operation NOTE The system logic is driven by a source of 110 Volts AC and has one side already connected to ground the 3 buss The other
113. mance at the start and stop of each run NOTE While manipulating drive gain parameters observe that incrementing values does not induce vibration or performance instability When decrementing drive gain parameters observe that rollback and floor overshooting does not occur due to lack of control Gain manipulation should start with C5 01and C5 02 by incrementing or decrementing EC setting values with increments of 10 for more control and accuracy throughout the entire run and then fine tune as needed with the other sets of gains to obtain desired performance while maintaining ride stability and comfort NOTE Larger gain values equate to tighter motor response but may lead to vibration and ride discomfort Lower gain values equate to less motor response Lower gain values can induce rollback on takeoff and overshooting on final floor approach EC Pixel Traction Controller Installation amp Adjustment Manual 121 A2 7 Overspeed Using the Drive to Drive the Hoist Motor The drive unit can be configured to run the hoist motor at a frequency larger than the hoist motor base input frequency to create an overspeed condition by manipulating parameters E1 04 and E1 06 Maximum Output Frequency To overspeed the car to 125 of contract speed perform following steps a Set TEST switch located on the MP board to the TEST position to enable Test Mode operation and disable door operation b Run an empty car to the bottom landing o
114. ment and proper wiring methods Completing both correctly protects equipment from disruption by external sources 2 2 Installation Considerations When selecting the best physical location for the control equipment consider the following a Make sure the control system is placed logically while taking into consideration all elevator system components and non elevator equipment sharing the space b Provide adequate working space for control system installation wiring and maintenance Elevator Controls standard equipment enclosures require front access only This eliminates many constraints that would otherwise limit how equipment can be located c Do not install equipment where it may create a hazard WARNING Install Pixel Control equipment according to all applicable electrical fire and building codes Improper installation and or equipment location may create a HAZARDOUS CONDITION d Do not install control system components in areas or on surfaces where there is exposure to vibration that may be produced by other equipment Modern control systems contain socket mounted parts whose function may be compromised by vibration e Provide adequate lighting for safety and efficiency f An internet connection with fixed IP address is desirable for access to Remote Assist from the EC factory technical support team g If wireless service at the installation location is poor or intermittent have a wired phone installed
115. meter or the E Back soft key to abort test run d Enter a Car Call to run the car h Observe that the Fault Display entry for the safety processors shows a Leveling Overspeed latching fault as the car slows down into the target landing s door zone and that the car comes to a halt e Verify the car will not accept a command to run while the latched fault is present f Press the System Fault Reset key to clear the fault and enable the enable the car to accept a command to move g Verify that the car re levels into the closest landing h Set place the TEST and CAPTURE switches to off which will enable the car to accept hall calls and return to Automatic Mode operation 6 5 3 Earthquake Overspeed Earthquake Overspeed monitors the cab speed while the car is running in Earthquake Normal automatic mode Use the following process for verification NOTE Car must be provided with earthquake mode operation if not skip test a Set CAPTURE switch located on the MP board to CAPTURE which will prevent the car from accepting additional Hall Calls EC Pixel Traction Controller Installation amp Adjustment Manual 81 b Momentarily disconnect the field wire at terminal EQA to simulate seismic activity condition c Observe that the Fault Display shows Earthquake Abnormal mode operation d Reconnect the EQA field wire and wait the time out period default is 30 seconds for Pixel to switch from abnormal to Normal Earthquake mo
116. n x Acceleration Contract Speed The Rollover Jerk parameter controls the softness of the transition of velocity pattern to constant velocity Larger values result in a greater g force felt in the car when attaining maximum speed with larger jerk values the pattern also spends less time in rounding and reaches contract speed sooner If the car overshoots contract speed decrease the rollover jerk to reduce overshoot 25 500 fpm s s 80 fpm s s feet per minute per second per second The exact amount of time spent in rounding depends on the acceleration rate The time is acceleration rollover jerk and should normally be 0 6 to 1 3 seconds You can easily set a one second rounding time by setting the jerk numerically equal to the acceleration If the acceleration is 200 FPM S roll over jerk value of 200 FPM S S will give one second of rollover rounding The jerk should not be so low that the car cannot reach contract speed Rollover rounding should never take more than one half of the total time to reach contract speed The minimum jerk Jmin is equal to Jmin Acceleration x Acceleration Contract Speed EC Pixel Traction Controller Installation amp Adjustment Manual 52 4 6 9 Deceleration Jerk Brief Description Adjustment Range Default Units of Measure Detailed Explanation The Deceleration Jerk parameter controls the softness of the transition from constant velocity to constant deceleration Larger val
117. nce is between 0 7 to1 foot and roughly matches the physical distance between the two sensor heads as mounted NOTE If you cannot confirm performance as described above repeat steps in Section 3 5 4 until the landing system operates correctly 3 5 5 Cab and Hoistway Wiring 3 5 5 1 Mechanical Switches and Peripherals Wiring Refer to page CW of the prints for cab peripherals such as Door Operator Photo Detectors Fans and Lights etc requirements and wiring guidelines Install and wire as necessary Refer to page HMW of the prints for hoistway switches requirements and wiring guidelines Install and wire necessary mechanical switches EC Pixel Traction Controller Installation amp Adjustment Manual 37 3 5 5 2 Hall Network Refer to your Fixture manufacturer for any special installation instructions for the EC Ready pre wired Hall Stations See page HMW of the prints for hall station node wiring guidelines NOTE CAN driven hall station nodes require power and data wiring Care must be observed not to interchange data wires and power wires so node s will be able to access the network and communicate 3 5 6 Verify Network Communication Once wiring has been completed verify that all network devices are recognized by the Pixel MP Navigate to the home screen then follow step by step instructions to View Car Network Landscape and Hall Network Landscape Data E Home Y install W Learn Functions W 9 Car Network Lan
118. needs to learn the position of mechanical top and bottom Normal limit switches virtual door zone positions as well as virtual positions for the top and bottom access limit positions This process can be completed all at once or by individual target The learn process is broken into sections for clarity NOTE Pixel must learn the mechanical Down Normal Limit position first such position will be used to normalize all other mechanical or virtual positions 3 9 1 Mechanical Limit Switches Pixel must learn the position of the Up and Down Normal mechanical Limit switches Follow the procedure below On Car Top Inspection mode drive the car to the bottom of the hoistway until the car stops the position at which Down Normal mechanical limit opens Navigate to E Home W Y install W 9 Learn Functions W SJ Limit Switches W 9 Down Normal Limit Switch DNL W EC Pixel Traction Controller Installation amp Adjustment Manual 40 Press the E Learn soft key to learn position NOTE Press the Back soft key to abort learning position and make a new selection or to return to the previous menu without saving Repeat this procedure after driving the car to the top of the hoistway Navigate to E Home Y install W 9 Learn Functions W 9 Limit Switches W S Up Normal Limit Switch UNL J Press the E Learn soft key to learn position NOTE Press the Back soft key to abort learning position and ma
119. nputs Hardware enable inputs RS422 Communications channel Power inputs to terminals TB1 1 TB1 2 and TB1 3 Encoder inputs 029 5 Safety Chain Input The basic drive outputs are f Armature Variable DC voltage to the motor through the contactor g Motor field Variable DC Voltage h Drive Ready output drops DSAF controller input if a fault condition is detected i Brake Pick output j Drive Output Power to controller Safety Chain contacts EC Pixel Traction Controller Installation amp Adjustment Manual 134 k Motor Contactor dry contact output Contactor redundancy monitoring B2 2 Job Parameters Verification Use the Drive Interface to verify that the parameter list provided on page DPS of the job prints matches with actual drive programmed parameters Page DPS of the job prints allocates three columns for parameter settings The first column is the manufactures Default Settings The second column is the EC Settings of starting values that have been programmed in the drive The third column is the Field Settings which the adjustor must enter as the final parameter values NOTE While performing the installation startup make sure parameters programmed match with the EC Setting column If replacing the drive make sure parameters match with the EC Settings and Field Settings columns NOTE Do not change any parameters except those found on Page DPS of the job prints Other parameters are either not u
120. nt damage to the motor fields b If the observed drive motor armature voltage is below the motor nameplate armature voltage increase drive parameter WEAK FLD CURRENT in the drives A6 menu until the motor nameplate armature voltage is achieved while running full load in the up direction B2 6 2 2 System Inertia Calculations The drive software has the ability to calculate the inertia for the elevator system which is used to accurate tuning of the drives speed regulation The following procedure can be used to estimate the elevator system inertia g To properly calculate the system inertia the drive cannot be weakening the motor field Make a note of the current setting of the WEAK FLD CURRENT in the drives A6 menu To temporarily disable motor field weakening set the WEAK FLD CURRENT in the drives A6 menu equal to the FULL FLD CURRENT in the drives A6 menu h With a balanced load in the elevator cab run the car at 100 contract speed from the top floor to the bottom floor then back to the top floor while observing the drives EST INERTIA parameter in the D1 menu i Make notes of the EST INERTIA value in the drives D1 menu for both the up and down directions j Average the up and down EST INERTIA values in the drives D1 menu and enter this value in the drives INERTIA parameter in the A1 menu k Re enter the original value of the WEAK FLD CURRENT in the drives A6 menu EC Pixel Traction Controller Installation amp Adjustment
121. nu Second Tier The Adjust menu presents a range of options for optimizing ride car and group dispatching performance About Car Performance Ride Performance Group Performance e Contact The Touch amp Go knob is used to scroll through selection options When your desired selection is highlighted press the W knob to select Each of these options and their submenus are presented in detail in Section 4 Final Adjustment 1 6 4 Troubleshoot Menu Second Tier The Troubleshoot menu presents a range of tools designed to simplify and expedite system troubleshooting if required About e Single Call Enter e Auto Car Call Simulation e View Selector Data Drive Controller Network Flags Fault Logs e Sequence Log e Local Diagnostics e Contact The W Touch amp Go knob is used to scroll through selection options When your desired selection is highlighted press the W knob to select Each of these options and their submenus are presented in detail in Section 7 Troubleshooting EC Pixel Traction Controller Installation amp Adjustment Manual 17 Section 2 Your Installation Plan 2 1 General Information This section contains important instructions and recommendations to ensure successful Pixel Control System installation Successful installation and reliable trouble free operation of all elevator control equipment depends on proper assessment of the installation environ
122. nual d P HALL Pixel Hall Nodes Universal hall nodes can provide connections for hall calls fire recall access hall gongs code blue calls and more Each CAN driven node supports two I O easily configurable using onboard switchgear e Landa Dual Positioning System Landa is a dual positioning system that provides absolute cab location information without the need for vanes or switches in the hoistway Dual communication channels one for each positioning system provide truly independent redundancy for failsafe operation Landa provides precision accuracy tracking cab location to within 0 8 millimeter Top and bottom physical limit switches must be provided as required by elevator safety code EC Pixel Traction Controller Installation amp Adjustment Manual 4 1 2 2 Pixel Traction Series Capabilities Speed 1400 fpm 7 mps Stops 128 Stops maximum with selective door operation Group Size 12 cars maximum Environment 32 to 104 degrees Fahrenheit OC to 40C degrees Altitude to 12 000 feet 3 658 meters 95 relative humidity non condensing Motor AC induction or permanent magnet hoist motor Control Variable voltage variable frequency VVVF elevator drive with encoder feedback DC hoist motor SCR elevator drive with encoder feedback Positioning Landa absolute car positioning system using dual sensor heads and coated tape to track position accuracy to 0 032 0 8mm
123. nute Adjust Contract Trip Speed in conjunction with the motor drive unit response to prevent safety processors SP1 or SP2 from intermittently declaring an Overspeed latching fault Contract Overspeed condition usually occurs while the car is transitioning from reaching contract speed to stable contract speed thus reducing the Rollover Jerk value allows for smoother transition demanding less torque from the motor drive unit lowering contract speed overshoot 4 6 17 Inspection Trip Speed Brief Description Adjustment Range Default Units of Measure Detailed Explanation Speed value at which the safety processors SP1 or SP2 will declare an Overspeed condition to trigger an Inspection Overspeed latching fault bringing the car to a halt 000 187 fpm 100 fpm feet per minute Adjust Inspection Trip Speed in conjunction with the motor drive unit response to prevent safety processors SP1 or SP2 from intermittently declaring an Inspection Overspeed latching fault Inspection overspeed condition usually occurs while the car is transitioning from reaching inspection speed to stable inspection speed thus reducing the Acceleration parameter EC Pixel Traction Controller Installation amp Adjustment Manual 57 4 6 18 Leveling Trip Speed Brief Description Adjustment Range Default Units of Measure Detailed Explanation value allows for smoother transition demanding less torque from the motor drive unit low
124. o more time consuming and costly hoistway work mounting vanes wiring and readjusting switches Landa is a dual positioning system that provides absolute cab location information Dual communication channels one for each positioning system provide truly independent redundancy for failsafe operation Landa provides precision accuracy tracking cab location to within 0 8 millimeter All limits slowdowns and landings are defined virtually stored digitally and easily readjusted No wiring vanes or EC Pixel Traction Controller Installation amp Adjustment Manual 13 switches are required in the hoistway except top and bottom physical limit switches as required by elevator safety code 1 5 2 Virtual Safety Limits Pixel remembers where the car is at all times The Landa car positioning system captures high resolution position data that is maintained through power cycling During the hoistway learn procedure the control system generates and records the location and associated position for all required virtual safety limits Once learned virtual safety limits function in the same way that vane and switch systems worked in the past Safety code requires placement of top and bottom physical limit switches for which Pixel provides inputs described in the wiring Section 1 5 3 CAN bus Network Proven industrial standard communication protocol provides simplified interoperability using high speed dual CAN bus networks
125. of the motor and this data most often IS NOT the correct motor data required to operate the elevator system For this reason refer to the motor parameters on page DPS of the job prints for inputting the motor data into the drive c Prior to pressing the drive keypad Run Key the motor contactor must be manually activated to allow the drive to connect to the motor and must be kept engaged until the drive indicates that the Autotuning process has been completed Tune Successful NOTE Using an Ohmmeter confirm that manual activation of the motor contactor causes motor contactor contacts to close Some large EC Pixel Traction Controller Installation amp Adjustment Manual 116 contactors do not close when pressed from the front and must be activated using the contactor bar on the side to make them close WARNING In the event the motor contactor opens during an Autotuning process the motor contactor may sustain permanent damage d Once the motor contactor has been manually activated press the drive keypad s Run Key to start the Autotuning process e Once the drive Key Pad indicates the Autotuning process has been completed the motor contactor can be released 2 Autotuning Initial Magnet Pole Search a To begin the Autotuning Initial Magnet Pole Search process set Autotuning parameter T2 01 to 3 then press enter The drive Key Pad will display Entry Accepted b Press the keypad Up Arrow button the driv
126. olving any reported fault condition Using the onboard Machine Room Inspection station drive the car pass the bottom landing until the down terminal switch opens and the display reports Down Terminal Switch Open fault At this position the car should be positioned within a couple of inches below the bottom floor Enable ETS Bypass to prevent SP1 and SP2 safety processors from triggering Slowdown Terminal Overspeed faults Navigate to E Home W Y install W 9 Learn Functions W ETS Learn W ETS Learn Up W ETS Bypass Option W SJ Yes Press the E Save soft key to enable bypass NOTE Press the Cancel soft key to abort and make a new selection or to return to the previous menu without saving Remove the car from Machine Insp observe for TEST mode and No Faults display indication Press the HELP push button for guidance in resolving any reported fault condition and section 4 7 2 below to reset Non TEST Mode of operation The car should re level up to the floor NOTE The car will attempt to re level into floor position once Inspection Mode of operation switches to TEST Mode EC Pixel Traction Controller Installation amp Adjustment Manual 61 4 7 2 Reset Non TEST Modes If Pixel main window displays other Mode of operation such as Emergency Power Hospital Service Fire Service etc such modes must be cleared to allow TEST Mode functional operation in order to reset non latching modes of operation one must c
127. on allowed travel distance from b above d TAL position UNL Position allowed travel distance from b above EC Pixel Traction Controller Installation amp Adjustment Manual 42 Navigate to E Home Y install W 9 Learn Functions W 9 Virtual Limits W S Bottom Access Limit BAL W S Rotate to desired value for BAL position W Top Access Limit TAL W S Rotate to desired value for TAL J Press the E Learn soft key to learn position NOTE Press the Cancel soft key to abort learning position and make a new selection or to return to the previous menu without saving NOTE The x1 E soft key can be used to adjust the magnitude size of rotational increments by 1 10 100 or 1000 back to1 3 9 3 Floor Setup Pixel must learn the position of each door landing Choose from two learn methods below Learn by Position indicated by this symbol V or Learn by Input Value indicated by this symbol H NOTE The landing position does not have to be set precisely at this time values will be fine tuned during Final Adjustment Section 4 Learn by Position On inspection mode drive the car to the landing position to Learn EC Pixel Traction Controller Installation amp Adjustment Manual 43 Navigate to E Home Y install W 9 Learn Functions W S Floor Set Up W 9 Landing Number W 9 Rotate to select landing position to be learn y Press the E Learn soft key to learn position NOTE Press
128. ontrols PC Boards a MP Pixel microprocessor board b MP IO Pixel safeties input output board c MP TOC Pixel top of the car microprocessor board d MP COP Pixel COP microprocessor board e HALL Pixel hall node board f CN EX Pixel general purpose16 IO expander board g PDB Pixel power distribution board 9 2 2 Relays K10P 11A15 120 Tyco Electronics Two pole ice cube 120 VAC coil CA7 16 01 Sprecher Schuh contactor 120 VAC coil 9 2 3 Fuses AGC 1 2 3 5 6 10 15 AMP 250VOLT MDA TYPE 3 5 10 amp 15 AMP 250 VOLT FRN R 10 20 30 60 AMP 250 VOLT 208 to 240 VAC power supply EC Pixel Traction Controller Installation amp Adjustment Manual 105 FNQ 5 10 15A 500 VOLT 440 to 480 VAC power supply 9 2 4 Modules Switching Power Supply SPD24120 C G 24 VDC 5 Amps Landa Sensor Head WCS3 Pepperel Fuchs 9 2 5 Semiconductors Bridge Rectifier 35A 1000V MB3510 Motorola Triac 16A 800V BTA16 800CW3G ST Triac Housing TO220AB Triac 4A 800V T405 800T ST Triac Housing TO220AB EC Pixel Traction Controller Installation amp Adjustment Manual 106 Appendix A1 L1000A Vector Drive for Induction Motors A1 L1000 Elevator Drive Overview The L1000A elevator drive unit the Drive from here on incorporates innovative technology and special hardware to deliver a long maintenance free service life Advanced control functions provide optimum operation of induction and permanent magnet PM motor applications in geared and gearless elevat
129. oor run Make note of the measured car speed b Obtain the value for function 11 motor rpm from the drive unit c If car is running below commanded speed increase drive function 11 motor rpm d If car is running above commanded speed lower the value of function 11 motor rpm for example i Car contract speed is 350 ft min ii Car measured speed is 370 ft min iii Drive function 11 is set to 125 rpm iv Calculate the new value for function 11 125 rom x 350fpm 370fpm 118 rpm v Program function 11 for new value of 118 rpm and repeat process if necessary until car speed is accurate within 1 vi Observe that the correct car speed is displayed in drive function 600 EC Pixel Traction Controller Installation amp Adjustment Manual 129 e Refer to section B1 2 1to permanently store the new rpm parameter value B1 6 Motor Control The drive unit needs to provide both speed regulation and ride comfort regardless of Pixel s commanded speed This is achieved by adjusting the Drive Gains thus changing the sensitivity with which the drive follows the commanded speed without undesirable vibration or discomfort B1 6 1 Verify Proper Counterbalance With the cab in the middle hoistway with balanced load verify the up and down current output at drive function 611 motor armature current is equal in magnitude but opposite in polarity Make any necessary weight adjustments to the cab or counterweight to achieve
130. or systems Review and become familiar with the manufacturer s L1000A Drive User Manual the Drive Manual Pay particular attention to all safety precautions This Appendix contains no explanation of the digital operator interface refer to the Drive Manual A1 1 Drive Interface Overview Pixel s interface to the L1000A drive requires the drive to operate in closed loop vector mode i e the drive interface must include an encoder attached to the motor for speed feedback The job prints Page 1 describe the interface to the drive which consists of following basic drive inputs Hardware disable and Transistor Base Block enable inputs RS422 Communications channel Power inputs to terminals R L1 S L2 and T L3 Encoder inputs ooo gow Motor Regeneration Circuits The basic drive outputs are a 3 Phase output power to the motor through the contactor b Fault output drops fault relay if a fault condition is detected c Drive Run output enables brake O WARNING Power capacitors in the drive REMAIN CHARGED for some time after power is removed USE CARE to prevent injury A1 2 Job Parameters Verification EC Pixel Traction Controller Installation amp Adjustment Manual 107 Select the Modified Constants menu in the Drive Interface to verify that the parameter list provided on page DPS of the job prints agrees with actual drive programmed parameters The Modified Constants menu allows scrolling only through the lis
131. or must enter as the final parameter values NOTE While performing the installation startup make sure parameters programmed match with the EC Setting column If replacing the drive make sure parameters match with the EC Settings and Field Settings columns NOTE Do not change any parameters except those found on Page DPS of the job prints Other parameters are either not used for your particular application or are pre programmed by EC to default settings Reference the parameter table below to conform the job specific motor control parameters Function Number Drive Parameter Description ON When ON the drive uses the data calculated following a Self Tune at functions 613 614 and 615 When OFF the drive uses the manually entered values at functions 4 6 and 51 Rated Armature Amps The value entered in this parameter should match the Motor Nameplate Armature Amps as listed on page 1 of the job prints Rated Armature Volts The value entered in this parameter should match the Motor Nameplate Armature Voltage as listed on page 1 of the job prints Nominal AC Input The value entered in this parameter should match the Isolation Transformer Secondary voltage supplied as listed on the page 1 of the job prints 10 Encoder PPR The value entered in this parameter should match the Encoder resolution supplied as listed on the page 1 of the job prints EC Pixel
132. ors to enable access to cab 3 5 3 Traveler Cable Installation and Wiring Install the Traveler Cable and wiring Refer to your traveler cable provider and cab manufacturer for any special installation instructions Refer to page CW of the prints for traveler wire count as well as for one to one terminal wiring instructions EC Pixel Traction Controller Installation amp Adjustment Manual 35 NOTE A separate black terminal strip is provided in the controller to wire one to one the traveler cable conductors to the controller Another identical terminal strip is located inside the TOC box The top portion of the TOC box terminal strip is intended for termination of traveler cable conductors 3 5 4 Landa Positioning System Installation 3 5 4 1 Encoded Tape Landa Positioning System is supplied with necessary hardware to permanently attach it to the rails and crosshead using unistrut and clamps Survey the cartop and hoistway to determine the quadrant that provides clearance for the Encoded Tape to run the entire length of the hoistway Refer to page PS1 of the prints for installation guidelines Start by fastening the top end of the tape to the top of hoistway bracket then allow the roll to descend down the hoistway NOTE The Encoded Tape is polarized so it must be installed with the start position at the bottom of the hoistway To simplify installation tape has been coiled with the top end on the outside of the roll
133. osed position With the car door still in the not fully closed position place the Car Door Bypass switch to OFF position Verify that the car will not respond to an up or down cartop inspection command Fully close the car door Verify that the car will now respond to an up or down cartop inspection command Hoistway and Car Door Bypass Switches a While the car is on Automatic Mode of Operation place the Hoistway and Car Door Bypass switches to the BYPASS position b Confirm that the Pixel screen displays Inspection Mode and also a Hoistway Door Bypass w o Inspection fault EC Pixel Traction Controller Installation amp Adjustment Manual 94 Verify that the car will not respond to a car or hall call demand and will not move in Controller or Access inspection modes Place the controller on Cartop Inspection and verify that the car will respond to an up or down cartop inspection command with any hoistway and car door in the not fully closed position With any hoistway and car door still in the not fully closed position place the Car Door Bypass switch to OFF position Verify that the car will not respond to an up or down cartop inspection command Fully close the hoistway doors and car door Verify that the car will now respond to an up or down cartop inspection command NOTE Referring to page MP of job prints observe that both Hoistway and Car Door Bypass switches are being monitored on the Normally Open and The
134. p felt when stopping c Decrease Initial Jerk Soft Start NOTE Excessively high jerk values can cause passenger discomfort NOTE Some motors cannot follow high jerk values The resulting overshoot can cause bumps during the ride d Decrease Rollover Jerk Round down to decel EC Pixel Traction Controller Installation amp Adjustment Manual 66 e Decrease Deceleration Decel NOTE Excessively Deceleration values can cause passenger discomfort and can also cause the car to overshoot the floor NOTE At this point the car should be performing as expected and required by the job installation Steps below will need to be re done if speed parameters are modified 4 7 7 ETS Learn After all ride adjustments described above are complete Pixel needs to learn the speed profiles as the car approaches the terminal landings this task is accomplish through the ETS Learn menu and following display instructions ETS Learn menu can be accessed by navigating to NOTE Take the car to a terminal landing placing a car call the car must be at a terminal landing for Pixel to enable ETS Learn operation E Home W Y install W 9 Learned Functions W Y ETS Learn W NOTE As the car will need to perform one run up and one run down through the entire length of the hoistway to perform this task NOTE The learned terminal landings speed profiles will must be transferred to SP1 and SP2 safety microprocessors
135. perations are allowed 0 01 1 00 ft 0 5 ft feet Pre Torque option is to be used in conjunction with a Can Driven Load Weighing unit capable of providing weight status information to Pixel and after pre torque learn process has been executed Refer to Appendix C Pre Torque to set the load weighing device and Pixel to perform this function Leveling Zone or Trucking Zone defines the Door Zone area where leveling and door operations are allowed 01 25 ft 0 03 ft feet Increasing the Leveling Zone allows Pixel speed profile generator to target leveling speed further away from the landing delivering a softer slower approach and final stop while sacrificing performance Speed Profile Adjustment NOTE After the speed pattern is adjusted as well as possible from the machine room the adjuster should ride the car The speed pattern parameters are accessible from the COP access point There is simply no substitute for adjusting while riding the car EC Pixel Traction Controller Installation amp Adjustment Manual 60 4 7 1 Get Car Ready to Run in Test Mode Set the Machine Room Inspection switch located in Pixel MP Board to INSP and the TEST switch to TEST position release the car from car top in car or Access inspection modes to allow it to be operated from Machine Insp Mode Set pixel display to Home Startup and observe for Machine Insp and No Faults display indication press the HELP push button for guidance in res
136. pletes the Self Tune routine the drive displays PASS In the event the drive displays an error code refer to Page 38 of the drive manual to diagnose the issue NOTE If Motor Adaptive Tuning triggers a fault try increasing the Rated Armature Volts parameter 7 by 50 volts and re try procedure once successful return Rated Armature Volts to original value NOTE The drive does not automatically save the Motor Adaptive Tuning parameters It is important to perform the manually initiated save process using drive function 994 Refer to section B1 2 1 and save the drive parameters e Once the drive has successfully performed the Self Tune and the drive parameters have been saved press the drive RESET button NOTE The Motor Adaptive Tuning function must be successfully performed contact Elevator Controls technical support department if unable to succeed B1 4 Motor Rotation Verification Pixel and the Drive need to be in sync in regards to motor rotation vs command direction For example if Pixel issues a command to drive the cab up the motor must drive the cab in the up direction If this command results in the motor driving the cab in the opposite direction or if the motor runs too fast the following steps must be taken a When commanding an Inspection up direction if the car runs in the too fast in the up direction reverse the encoder wires at drive terminals A and A TB1 2 and TB1 3 b When commanding an In
137. potential to interfere with normal operation of any electronic system NOTE Hand held communications devices used close to the system microprocessors have been known to generate disruptive RF interference Recommended Tools Test Equipment amp Manuals The following tools are recommended for installation a Digital multi meter b Assorted tools used for electronics work such as pliers cutters flash light 209 a EC small straight blade screwdriver Supplied with each controller etc Amprobe or similar probe equipped ammeter Telephone Test weights Control system as built job wiring prints This installation and adjustment manual Motor Drive Control Manual AC Vector or DC SCR as required EC Pixel Traction Controller Installation amp Adjustment Manual 19 N Or O Ooo lt Oscilloscope and meter that measures megohms may be desirable for advanced troubleshooting rarely required Tachometer to determine actual elevator car speed Controller Wiring Guidelines CAUTION Restrict access to elevator control equipment and apparatus to qualified personnel only NOTE It is very important to follow control system wiring guidelines to prevent problems with EMI RFI interference and feeder line pollution NOTE Wiring to controller terminals must be done neatly and carefully Stranded wire conductors must be twisted together avoiding stray strands that could create short circuits if not contain
138. put can be turned on to facilitate the Unintended Movement Test Option 2 Section 6 9 a Program drive parameter H2 01 to 6 Drive Ready Output The RUN relay will energize once when the P relay is closed manually Refer to page 4 of the prints for RUN relay coil power supply circuit b Once Unintended Movement Test Option 2 Section 6 9 8 has been completed reset drive parameter H2 01 to 50 Brake Control EC Pixel Traction Controller Installation amp Adjustment Manual 113 Appendix A2 L1000A Vector Drive for Permanent Magnet Motors A2 L1000 Elevator Drive Overview The L1000A elevator drive unit the Drive from here on incorporates innovative technology and special hardware to deliver a long maintenance free service life Advanced control functions provide optimum operation of induction and permanent magnet PM motor applications for geared and gearless elevator systems Review and become familiar with the manufacturer s L1000A Drive User Manual the Drive Manual Pay particular attention to all safety precautions This Appendix contains no explanation of the digital operator interface refer to the Drive Manual A2 1 Drive Interface Overview Pixel s interface to the L1000A drive requires the drive to operate in closed loop vector mode i e the drive interface must utilize speed feedback via an encoder coupled to the hoist motor Page 1 of the job prints illustrates the interface to the drive which consists o
139. r a fully loaded car to the top landing c Multiply the value in E 04 by 1 25 and program the result into both E1 04 and E1 06 d Enter acar call for an intermediate landing e Car will overspeed to 125 of contact speed OQ WARNING When performing an overspeed test MAKE SURE E1 04 and E1 06 PARAMETERS ARE RESET to the original values once testing has been completed A2 8 Brake Control Output to Drive Ready The drive can be configured so that the Brake Control output temporarily changed to Drive Ready to facilitate Unintended Movement testing Section 6 9 Option 2 a Temporarily re program drive parameter H2 01 to 6 Drive Ready The RUN relay will energize once when the P relay is closed manually Refer to page 4 of the prints for RUN relay coil power supply circuit b Once Unintended Movement Test Option 2 Section 6 9 8 has been completed reset drive parameter H2 01 to 50 Brake Control EC Pixel Traction Controller Installation amp Adjustment Manual 122 Appendix B1 DSD 412 SCR Drive for DC Motors B1 DSD 412 Elevator Drive Overview The DSD 412 elevator drive unit the Drive from here on incorporates innovative technology and special hardware to deliver a long maintenance free service life Advanced control functions provide optimum operation of DC motor applications for geared and gearless elevator systems Review and become familiar with the manufacturer s DSD 412 Drive User Manual the Drive Manual
140. r driving the cab in the down direction the following steps must be taken NOTE In the event the parameters in this section require adjustment to achieve proper motor and encoder rotation the Autotuning processes listed above must be repeated a Change drive parameter B1 14 from 0 to 1 or if already set to 1 to 0 in order to reverse the drive s three phase output power to reverse motor rotation b Run the car to verify that commanded direction for Pixel and the drive agree If no drive fault occurs no further adjustments are required c Ifa drive Encoder fault or Over Current fault is triggered change drive parameter F1 05 from 0 to 1 or if already set to 1 to 0 in order to reverse encoder feedback order A2 5 Commanded vs Measured Speed Calibration Pixel commanded speed must be calibrated to the actual elevator car speed During initial Construction Mode installation prior to the installation of the Landa Landing System a hand held tachometer must be used to verify the car speed Once the Landa Landing system has been installed both the Commanded and the Measured speed values can be viewed in the Drive Performance Data window which can be accessed as follows EC Pixel Traction Controller Installation amp Adjustment Manual 119 E Home W Y Troubleshoot W J Drive W 9 Drive Performance Data W NOTE Drive Performance Data is a view only submenu no parameter manipulation is allowed in this window
141. raction Controller Installation amp Adjustment Manual 93 Hoistway Door Bypass Switch a While the car is on Automatic Mode of Operation place the Hoistway Door Bypass switch to the BYPASS position Confirm that the Pixel screen displays Inspection Mode and also a Hall Door Bypass w o Inspection fault Verify that the car will not respond to a car or hall call demand and will not move in Controller or Access inspection modes Place the controller on Cartop Inspection and verify that the car will respond to an up or down cartop inspection command with any hoistway door in the not fully closed position With a hoistway door still in the not fully closed position place the Hoistway Door Bypass switch to OFF position Verify that the car will not respond to an up or down cartop inspection command Fully close the test door Verify that the car will now respond to an up or down cartop inspection command Car Door Bypass Switch a While the car is on Automatic Mode of Operation place the Car Door Bypass switch to the BYPASS position Confirm that the Pixel screen displays Inspection Mode and also a Car Door Bypass w o Inspection fault Verify that the car will not respond to a car or hall call demand and will not move in Controller or Access inspection modes Place the controller on Cartop Inspection and verify that the car will respond to an up or down cartop inspection command with the car door in the not fully cl
142. rive Appendix section x1 6 Motor Control for guidance Press the E Save soft key to save modified speed trip value or the E Cancel soft key to abort speed monitoring value change Run the car to confirm that revised settings do not cause a speed monitoring fault Verify that speed Commanded vs Measured is working properly by using the Drive Performance Data submenu which can be accessed by navigating to E Home W Y Troubleshoot W J Drive W 9 Drive Performance Data W NOTE Drive Performance Data is a view only submenu parameters cannot be changed from here If Speed Monitoring Trips are occurring as the car runs adjust the corresponding trip speed value Refer to Drive Appendix Section x1 6 Motor Control to increase drive response as required Also see Section 4 7 5 above for how to prevent car commanded vs measured speed overshoots NOTE Verification of Speed Monitoring will be performed in Code Compliance Verification Section 6 following NOTE Refer to section 4 9 above to perform a transfer the Safety Configuration File to SP1 andSP2 microprocessors EC Pixel Traction Controller Installation amp Adjustment Manual 72 Section 6 Code Compliance Verification A17 1 B44 Elevator Safety Tests amp Inspection 6 1 O 6 2 6 3 6 4 6 4 1 Performing Elevator Safety Tests amp Inspections WARNING Safety tests should be performed by a QUALIFIED ADJUSTER OR SERVICE PERSONNEL A helper should alw
143. rspeed percentage in the drives A1 menu and parameter OVERSPEED TEST in the drives U4 menu To overspeed the car to 125 of contract speed perform following steps h Set TEST switch located on the MP board to the TEST position to enable Test Mode operation and disable door operation i Run an empty car to the bottom landing or a fully loaded car to the top landing j Set the value in drive parameter OVERSPEED MULT in menu A1 for the percentage the car is desired to overspeed EC Pixel Traction Controller Installation amp Adjustment Manual 141 k Set the value in drive parameter OVERSPEED TEST in menu U4 to YES Enter a car call for an intermediate landing m Car will overspeed to the percentage of contact speed programmed in drive parameter OVERSPEED MULT in menu A1 n If additional overspeed tests are required the OVERSPEED TEST parameter in menu U4 will have to be programmed to YES for each subsequent test o Once the overspeed tests have been completed confirm that the drive parameter OVERSPEED TEST in menu U4 is programmed to NO B2 8 Program Run Output to Drive Ready The drive can be configured so that the Brake Pick control output temporarily changed to No Alarm to facilitate Unintended Movement testing Section 6 9 Option 2 c Temporarily re program drive parameter Relay Coil 1 from Brake Pick to Not Alarm in menu C3 The RUN relay will energize once when the P relay is closed manually Refer to pa
144. rt the Safety Overspeed test run or the E Back soft key to abort test run EC Pixel Traction Controller Installation amp Adjustment Manual 76 v CAUTION Once the Run Test soft key has been pressed the car will accelerate to 140 of contract speed in the down direction until the car safeties set Once the car safeties set flip the controller inspection switch to the INSP position a Refer to Drive section x1 7 Overspeed Using the Drive to Drive the Hoist Motor to return drive parameter settings to limit motor to contract speed b Turn off main power to the controller c Remove jumper placed in item e above d Inspect the mechanical condition of the cab traction cables etc to ensure the car can be returned to service e Follow car safeties manufacturer instructions to reset the car safeties f Turn on main power to the controller g Toggle the CONTROLLER INSPECTION switch to NORMAL which will enable the car to re level into the closest landing h Toggle the TEST switch to off And remove load from the car i Set the CAPTURE switch to off which will enable the car to service hall calls and return to Automatic Mode operation 6 4 4 Emergency Terminal Stop The Pixel Emergency Terminal up and down Stop tests are accomplished using simple menu driven process and the procedures below Down Direction a Set CAPTURE switch located on the MP board to CAPTURE which will prevent the car from servicing Hall Calls
145. s programmed match with the EC Setting column If replacing the drive make sure parameters match with the EC Settings and Field Settings columns NOTE Do not change any parameters except those found on Page DPS of the job prints Other parameters are either not used for your particular application or are pre programmed by EC to default settings A2 3 Autotuning The Autotuning process automatically calculates the motor parameter settings required for optimum motor performance Ideally Autotuning is performed with the motor disconnected from the load a procedure called rotational Autotuning When this is not possible a stationary Autotuning procedure can be performed in lieu of rotational Autotuning Not recommended use as last resort only A2 3 1 Preset Pixel Interface for Autotuning Pixel s interface disables the drive while stopped to prevent transistor misfiring or when unintended motion occurs To Auto tune the drive the following process must be followed a Enable SAFE DISABLE hardware inputs on terminals H1 and H2 Temporarily bridge H1 and H2 terminals to HC using the shunt provided in the drive terminal strip b Disable transistor Base Block input terminal S8 Temporarily reprogram the drive H1 08 Base Block parameter from 9 to F terminal not used EC Pixel Traction Controller Installation amp Adjustment Manual 115 c Lower the Drive Speed Control Loop Proportional Gain Temporarily reprogram the drive C5
146. s enter Press the keypad Up Arrow button the drive keypad displays a prompt to Press the Run Key to begin the Autotuning process Prior to pressing the drive keypad Run Key the motor contactor must be manually activated to allow the drive to connect to the motor and must be kept engaged until the drive indicates that the Autotuning process has been completed Once the motor contactor has been manually activated press the drive keypad s Run Key to start the Autotuning process Once the drive Key Pad indicates the Autotuning process has been completed Tune Successful the motor contactor can be released EC Pixel Traction Controller Installation amp Adjustment Manual 118 Once the car is running in the proper direction and operating smoothly record learned Auto tune drive parameters recorded in E5 05 through E5 24 on page DPS of the job prints A2 3 3 Reset Pixel Interface following Autotuning a Remove the shunt previously placed to bridge H1 and H2 terminals to HC b Enable transistor base block input terminal S8 by reprogramming the H1 08 parameter to 9 c Set the drive Speed Control Loop Proportional Gains in parameter C5 01and C5 02 back to 15 00 A2 4 Motor Rotation Verification Pixel and the Drive need to be in sync in regards to motor rotation vs command direction For example if Pixel issues a command to drive the cab up the motor must drive the cab in the up direction If this command results in the moto
147. s independently monitor the following overspeed conditions a Elevator Highspeed Trip Speed elevator cab speed exceeds programmed Contract trip speed b Inspection Trip Speed elevator cab speed exceeds 150 ft min or programmed Inspection trip speed whichever is less c Leveling Trip Speed elevator cab speed exceeds 150 ft min or programmed Leveling trip speed within the landing leveling zone whichever is less NOTE Leveling Trip Speed does not monitor the target programmed final leveling speed Speeds at which the cab approaches the landing zone are normally faster than the programmed final leveling speed d Earthquake Trip Speed elevator cab speed exceeds 150 ft min or programmed Earthquake trip speed whichever is less e Terminals Trip Speed elevator cab speed in the direction of travel exceeds learned terminal speed profile plus programmed trip speed NOTE Speed monitoring final adjustments should be performed only after elevator speed performance has been attained It must be readjusted following any speed parameter change NOTE Confirm that Pixel s main screen displays contract speed and speed performance correctly before proceeding with final speed monitor adjustments Refer to the Drive Appendix Section x1 5 to synchronize commanded and measured speed values 5 1 3 Speed Monitoring Adjustment NOTE Place the car in TEST Mode of operation before proceeding with speed monitoring adjustments
148. s manual instructs you to do so for optimum system performance Pixel s microprocessor MP calculates and generates the speed pattern that is fed to the drive to achieve optimum ride and performance These calculations are dependent on programmed speed parameters current car position and car speed Verify that Pixel speed parameters match job requirement View parameters using the Pixel screen and compare settings to the speed profile table below E Home Pixel Navigation Icons 9 install W Knob Rotate Push Key Press Rotate to find E Home J Initial Settings W W Push to select H Direct Select 9 Speed Profile y E Help EC Pixel Traction Controller Installation amp Adjustment Manual 31 Speed Profile Table SPEED PROFILE DEFAULT SETTING Contract Speed XXX fom Job Specific Inspection Speed 40 fom Leveling Speed 6 fom Re Leveling speed 12 fom Initial Jerk 060 fpm Roll Over Jerk 060 fpm Deceleration Jerk 060 fpm Acceleration 060 fpm Deceleration 060 fpm Leveling Decel Time 0000 msec Leveling Distance 1 0 ft Pattern delay 0000 msec Pre Torque No Highspeed trip speed Contract Speed 10 Inspection Trip Speed 100 fom Leveling trip Speed 100 fom Earthquake trip Speed 132 fom Percentage Overspeed 10 Level Zone 0 50 ft Door Zone Center 0 2 ft A general rule of thumb can be useful when setting speed parameters with preliminary values During final adjustment these values will be refined example For
149. sed for your particular application or are pre programmed by EC to default settings Reference the parameter table below to conform the job specific motor control parameters A1 Menu Drive Parameter Description The value entered in this parameter Rated Car Speed should match the Rated Car Speed as listed on page 1 of the job prints CONTRACT CAR SPEED The value entered in this parameter CONTRACT MTR should match the Motor Nameplate Rated Motor RPM SPEED RPM as listed on page 1 of the job prints The value entered in this parameter ENCODER should match the Encoder resolution PULSES Encoder PPR supplied as listed on the page 1 of the job prints EC Pixel Traction Controller Installation amp Adjustment Manual 135 A5 Menu Drive Parameter Description INPUT L L VOLTS Input AC Line Voltage The value entered in this parameter should match the Drive input voltage at terminals TB1 1 TB1 2 and TB1 3 as listed on the page 1 of the job prints A6 Menu Drive Parameter Description RATED MOTOR CURR Rated Armature Current The value entered in this parameter should match the Motor Nameplate Armature Amps as listed on page 1 of the job prints RATED ARM VOLTS Rated Armature Voltage The value entered in this parameter should match the Motor Nameplate Armature Voltage as listed on page 1 of the job prints FULL FLD CURRENT Rated
150. spection up direction if the car runs in the too fast in the down direction turn off main line power for 60 seconds then reverse motor field wires F1 and F2 c When commanding an Inspection up direction if the car runs in the at a controlled speed in the down direction turn off main line power for 60 seconds then reverse motor field wires F1 and F2 and reverse the encoder wires at drive terminals A and A TB1 2 and TB1 3 EC Pixel Traction Controller Installation amp Adjustment Manual 128 B1 5 Commanded vs Measured Speed Calibration Pixel commanded speed must be calibrated to the actual elevator car speed During initial Construction Mode installation prior to the installation of the Landa Landing System a hand held tachometer must be used to verify the car speed Once the Landa Landing system has been installed both the Commanded and the Measured speed values can be viewed in the Drive Performance Data window which can be accessed as follows E Home W Troubleshoot W J Drive W 9 Drive Performance Data W NOTE Drive Performance Data is a view only submenu no parameter manipulation is allowed in this window The commanded speed scaling needs to be adjusted in the drive unit as follows a Using a hand held tachometer measure the car speed If measuring the car speed on Inspection mode allow a few seconds for inspection speed to settle if on Automatic operation have the car perform as long a possible multi fl
151. st be followed a Enable SAFE DISABLE hardware inputs on terminals H1 and H2 Bridge H1 and H2 terminals to HC using the shunt provided in the drive terminal strip b Disable transistor base block input terminal S8 Temporarily reprogram the H1 08 base block parameter from 9 to F terminal not used c Lower the Drive Speed Control Loop Proportional Gain Temporarily reprogram the drive C5 01and C5 19 Speed Control Loop Proportional Gains from 15 00 to 3 00 EC Pixel Traction Controller Installation amp Adjustment Manual 108 A1 3 2 Motor Autotuning The Drive provides a dedicated menu to perform the motor Autotuning This menu allows scrolling through only the parameters required to perform motor Autotuning Keypad instructions are also provided for selecting the Autotuning method Select the Autotuning menu to start Autotuning process a Select the Autotuning method to be used e For Rotational set T1 01 00 e For Stationary set T1 01 04 b Enter all motor parameters when prompted by the drive interface c When prompted press the Run Key to start the tuning process The motor contactor must be manually activated to allow the drive to connect to the motor and must be kept engaged until the drive indicates that the Autotuning process has been completed NOTE Using an Ohmeter confirm that manual activation has caused motor contactor contacts to close Some large contactors do not close when pressed from the fron
152. stway Safety String Open i Turn main power to controller off Place jumper between controller terminals 4A to SAFC and 4A to SAFH ar Turn main power to controller on Run the car down until the car buffer is fully compressed Turn main power to controller off Remove the jumper from terminals 4A to SAFC and 4A to SAFH Turn main power to controller on a Oo 5S 3 Verify that the FTSD remains actuated by measuring 0 volts from terminal SAFH to terminal 3 with a voltmeter Turn main power to controller off Q Replace jumpers between terminals 4A to SAFC and 4A to SAFH and remove jumper between terminals 4A and DNL s Turn main power to controller on Move the car up to the bottom landing door zone area Turn main power to controller off Remove jumpers between terminals 4A to SAFC and 4A to SAFH Turn main power to controller on Return Machine Room Inspection switch on the MP board to NORMAL x lt S C Up Direction a Set Machine Room Inspection switch located on the MP board to INSP NOTE Stopping devices function identically in both inspection and automatic operation b Turn main power to controller off EC Pixel Traction Controller Installation amp Adjustment Manual 87 a Oe at a Fe 2 x Z lt S C 6 8 Place a jumper from controller terminals 4A to UNL to bypass the up NTSD safety switch Turn main power to controller on Run the car up past the
153. t and must be activated using the contactor bar on the side to make them close d Press the Run key while holding the motor contactor closed until the drive indicates that the Autotuning process has been completed e If the drive displays an Autotuning Successful message the process is complete and you may skip to step g below f If the drive displays an Autotuning error refer to the section of the drive manual addressing Autotuning errors to identify and correct the problem then repeat the Autotuning process until successful A1 3 3 Reset Pixel Interface following Autotuning a Remove the shunt previously placed to bridge H1 and H2 terminals to HC b Enable transistor base block input terminal S8 by reprogramming the H1 08 parameter to 9 c Set the drive Speed Control Loop Proportional Gains in parameter C5 01and C5 02 back to 15 00 EC Pixel Traction Controller Installation amp Adjustment Manual 109 A1 4 Motor Rotation Verification Pixel and the Drive need to be in sync in regards to motor rotation vs command direction For example if Pixel issues a command to drive the cab up the motor must drive the cab in the up direction If this command results in the motor driving the cab in the down direction the following steps must be taken a Change drive parameter B1 14 from 0 to 1 or if already set to 1 to 0 in order to reverse the drive s three phase output power to reverse motor rotation b Run the car to ver
154. t of parameters that have been modified from the Drive s default settings This provides a simple way to view and verify required job specific parameters Page DPS of the job prints allocates three columns for parameter settings The first column is the Default Settings value The second column is the EC Settings list of starting values that have been programmed in the drive The third column is the Field Settings which the adjustor must enter as final parameter adjustment values NOTE While performing a job startup make sure parameters programmed agree with the EC Setting column If replacing the drive make sure parameters agree with the EC Settings and Field Settings columns NOTE Do not change any parameters except those found on Page DPS of the job prints Other parameters are either not used for your particular application or are pre programmed by EC to default settings A1 3 Autotuning The Autotuning process automatically calculates the motor parameter settings required for optimum motor performance Ideally Autotuning is performed with the motor disconnected from the load a procedure called rotational Autotuning When this is not possible a stationary Autotuning procedure can be done instead A1 3 1 Preset Pixel Interface for Autotuning Pixel s interface disables the drive while stopped to prevent transistor misfiring or when unintended motion occurs To Autotune these circuits the following disable process mu
155. tallation amp Adjustment Manual 96 NOTE Test verifies that Pixel will detect a condition where the door open a9 5 p o ze and door close limit switches are opened simultaneously Place the car on Cartop Inspection Turn main power to the controller off Remove and isolate the wire from the DCLF terminal on the P TOC board Remove the car from Cartop Inspection and place the car on Independent service Turn main power to the controller on Allow the car to reposition to the closest landing and open the doors Confirm that the Pixel screen displays Front Door Limit Switches Fault Verify that doors will not close by pressing the door close button in the COP Place the car on Cartop Inspection Reconnect wire to the DCLF terminal Remove car from Cartop Inspection Confirm that the Pixel screen displays No Faults Remove Car from Independent Service Confirm that doors operate normally NOTE Repeat for rear doors if car has front and rear door operation Use DCLR and DOLR in place of DOLF and DCLF to perform steps above 6 9 8 Unintended Movement ASME 2 19 2 Critical Component Car Gate and Hoistway Door Locks Redundant Component SP1 and SP2 safety microprocessors Landa Landa Position System Monitored Inputs Front Doors CGF1 CGF2 DLAT1 DLAT2 DLSF1 DLSF2 DLAB1 DLAB2 Additional inputs for front and rear doors Rear Doors CGR1 CGR2 DLSR1 DLSR2 NOTE Test verifies operation and deplo
156. tion properly EC Pixel Traction Controller Installation amp Adjustment Manual 49 4 6 4 4 6 5 Inspection Speed Brief Description Adjustment Range Default Units of Measure Detailed Explanation Leveling Speed Brief Description Adjustment Range Default Units of Measure Detailed Explanation Inspection Speed parameter limits maximum car speed on inspection mode higher values in inspection speed result in faster speeds during movement on inspection 0 150 fpm 040 fpm feet per minute Acceleration parameter controls the rate at which the car reaches inspection speed The higher the acceleration value the sharper the rate Leveling Speed parameter controls the final speed of the car when coming into a floor Increasing leveling speed will increase this final speed 1 50 fpm 05 fpm feet per minute Decreasing leveling speed will reduce the stop shock felt when the break sets If leveling speed is set too high it will cause the car to overshoot the floor Once Leveling Speed is set use Leveling Distance to eliminate any overshoot EC Pixel Traction Controller Installation amp Adjustment Manual 50 4 6 6 4 6 7 Re leveling Speed Brief Description Adjustment Range Default Units of Measure Detailed Explanation Initial Jerk Brief Description Adjustment Range Default Units of Measure Detailed Explanation Re leveling Speed parameter limits maximum car
157. top landing The car should stop when the Final Stopping device FTSD contact is opened Attempt to run the car It should not move in either direction Verify that the Safety String is open by measuring 0 volts between terminal 3 and the SAFC and SAFH terminals with a voltmeter Verify that the Pixel screen displays Hoistway Safety String Open Turn main power to controller off Place jumper between controller terminals 4A to SAFC and 4A to SAFH Turn main power to controller on Run the car up until the counterweight buffer is fully compressed Turn main power to controller off Remove the jumper from terminals 4A to SAFC and 4A to SAFH Turn main power to controller on Verify that the FTSD remains actuated by measuring 0 volts from terminal SAFH to terminal 3 with a voltmeter Turn main power to controller off Replace jumpers between terminals 4A to SAFC and 4A to SAFH and remove jumper between terminals 4A and UNL Turn main power to controller on Move the car down to the top landing door zone area Turn main power to controller off Remove jumpers between terminals 4A to SAFC and 4A to SAFH Turn main power to controller on Return Machine Room Inspection switch on the MP board to NORMAL Landa Redundant Position System Verification Critical Component Landa Main and Auxiliary Position Sensor Heads Redundant Component Landa Main and Auxiliary Position Sensor Heads Monitored Component Car Spe
158. traditional tasks are done with Pixel using a new time saving approach Here s a quick tour of key system components We ve developed some new terms to make your transition to Pixel easy 1 4 1 Pixel Dashboard Overview Complete tasks more easily and quickly by working from the most convenient location Pixel concentrates switchgear indicators readouts and a vivid color LCD display into an intuitive dashboard The primary system access point is the controller in the machine room Two convenient additional system access point locations are provided on the cartop and inside the car operating panel These provide EC Pixel Traction Controller Installation amp Adjustment Manual 7 access for checking system status viewing and resetting most system parameters and powerful diagnostics for troubleshooting DASHBOARD e P MP IO Microprocessor Main Input Output Safety Microprocessor e Computer Status Indicators e Car Status Indicators e Resets e High Resolution LCD Screen e Direct Select Keys e Help Key e Home Key e Touch amp Go Navigation e P MP Board Dashboard Microprocessor Figure 1 4 1 Pixel Dashboard Overview Pixel displays information on a vivid full color LCD screen at each system access point Instant real time awareness of current car operation is provided on all system screens when not otherwise in use The vast majority of functions and parameters can be viewed and changed from
159. ual 73 g Turn on main power to the controller h Navigate to E Home W Y install W S Code Compliance Tests W S Safeties Speed Tests W 9 Car Buffer W ETS Bypass Option Set ETS Bypass Option to Yes Press the E Save soft key to Save ETS Bypass Option selection or E Cancel to abort test Press the E Run Test soft key to start the Car Buffer test run or the E Back soft key to abort test run v CAUTION Once the Run Test soft key has been pressed the car will accelerate to contract speed in the down direction until the car strikes the car buffer Once the car strikes the car buffer and drive sheave slips under the cables flip the controller inspection switch to the INSP position to stop the hoist motor from continuing to drive the car into the buffer i Inspect the mechanical condition of the cab traction cables etc to ensure the car can be returned to service j Using Controller Inspection run the car up past the bottom landing door zone area Remove all jumpers placed in item f above k Reset ETS Bypass option 9 ETS Bypass Option Set to No Toggle the TEST switch to the off position and remove test weights from the car m Set the CAPTURE switch to off which will enable the car to service hall calls and return to Automatic Mode operation EC Pixel Traction Controller Installation amp Adjustment Manual 74 6 4 2 Counterweight Buffer Test Empty Car The Pixel Counterweight Buffer test
160. ues result in car occupants feeling a greater g force when rounding into constant deceleration With larger jerk values the car reaches leveling speed more rapidly since the pattern spends less time in rounding reaches leveling speed sooner 25 500 fpm s s 80 fpm s s feet per minute per second per second The exact amount of time spent in rounding depends on the deceleration Rounding time is deceleration deceleration jerk and should normally be adjusted between 0 6 to 1 3 seconds You can easily set a one second rounding time by setting the jerk numerically equal to the deceleration If the deceleration is 200 FPM S a deceleration jerk value of 200 FPM S S will provide one second of deceleration rounding The jerk should not be so low that the drive cannot slowdown from contract speed Deceleration rounding should never take more than one half of the total time to reach leveling speed The minimum jerk Jmin is equal to Jmin Deceleration x Deceleration Contract Speed EC Pixel Traction Controller Installation amp Adjustment Manual 53 4 6 10 Acceleration Brief Description Adjustment Range Default Units of Measure Detailed Explanation Acceleration parameter defines the rate at which the car reaches contract speed The higher the acceleration value the sharper the rate For example with Contract Speed set at 350 FPM and Acceleration set to 100 FPM S the car will reach contract speed in 3 5 seconds
161. velop the best arrangement for keeping the five entry points separated and laid out logically to suit your particular application Following is a proposed ideal Pixel controller field wiring layout EC Pixel Traction Controller Installation amp Adjustment Manual 22 Section 3 Install the Control System 3 1 Pixel Traction Control System Steps to Startup Protect printed circuit boards from dust and foreign materials Remove main fuses Complete elevator controller mounting installation and wiring Observe controller field terminal locations in relation to wiring ducts to determine optimum locations for wiring to enter the control equipment enclosure Complete the steps in Sections 3 2 through 3 4 5 below in order to run the car on Construction mode v CAUTION Use care to protect circuit boards from metal debris when cutting v CAUTION Do NOT connect the building power supply to the motor contactor v CAUTION Power capacitors in the drive remain charged for some time after power is removed Use caution to prevent shock injury NOTE The standard Pixel traction controller enclosure has several 3 4 knockouts marked for wiring ducts which can be used as guides for location of knockouts required for each particular job 3 2 Install the Controller Cabinet In Section 2 you reviewed the general considerations for machine room layout and developed your installation plan Now proceed to locate and mount the controller
162. xel clears the Main Selector Fault and that the car to respond to car call demand Return the CAPTURE and TEST switches to their off positions which will enable the car to return to Automatic Mode of operation and serve hall call demand Verification of Landa Auxiliary Sensor Head a Set CAPTURE switch located on the MP board to CAPTURE which will prevent the car from responding to hall call demand Set TEST switch located on the MP board to TEST which will enable Test Mode operation and disable door operation Enter a car call to a floor several floors away from current car position if two stop elevator place a call to the other floor While car is running unplug the cable labeled CAB CAN from the Pixel MP and observe that Pixel displays Aux Selector Fault makes an emergency slowdown and positions the elevator cab at the next available landing Pixel will remove the car from service until proper Landa Auxiliary sensor head communication is re established Verify that the car will not respond to car calls Reconnect the RJ45 cable at the Pixel MP Confirm that Pixel clears the Aux Selector Fault and that the car to respond to car call demand Return the CAPTURE and TEST switches to their off positions which will enable the car to return to Automatic Mode of operation and serve hall call demand EC Pixel Traction Controller Installation amp Adjustment Manual 90 6 9 6 9 1
163. yment of the emergency brake by Pixel if the cab travels outside a landing zone with both car and the hoistway doors open EC Pixel Traction Controller Installation amp Adjustment Manual 97 C O NOTE Refer to Section 4 Landa Selector Design for verification of position system operation On Pixel control Verify Unintended Movement Bypass option is set to No Navigate to E Home H Y install W S Code Compliance W Unintended Movement W S Unintended Movement Bypass W BS No Press the E Save soft key to disable bypass b Enable Unintended Movement Test UIM test Navigate to E Home H Y install W S Code Compliance W Unintended Movement W 9 Unintended Movement Test W Follow UIM test directions on Pixel LCD WARNING Place approved barricade across elevator door opening Station qualified supervision at opening PREVENT ACCIDENTAL INGRESS ATTEMPT DURING TEST Once ready to perform test Press the M Page Up soft key to enter UIM test mode EC Pixel Traction Controller Installation amp Adjustment Manual 98 6 9 9 The LCD will display instructions and current distance information prior to UIM test follow directions on the Screen to enable Pixel to lift the main brake without commanding the motor drive unit and observe the car to travel by gravity out of the door zone area triggering an Unintended Movement latching Fault deploying the emergency brakes to stop the car NOTE The
164. ys e Help Key ELEVATOR Ee conTROLs e Home Key e e Touch amp Go Navigation Figure i1 System Access Point Above the silver Touch amp Go knob within easy reach are six key The GREEN key is the YELLOW key is and the four GREY keys between have menu specific functions GREY keys are for which function labels appear just above the keys at the bottom of the LED screen based on the specific menu being viewed EC Pixel Traction Controller Installation amp Adjustment Manual Throughout this manual visual shorthand is used to describe how to quickly locate and interact with various menus and options Pixel Navigation Icons Knob Rotate Push Key Press S Rotate to locate H Home W Push to select Direct Select _ Help Figure i2 Pixel Visual Shorthand Navigation Icons Narrative Navigation Instructions too Complicated This manual might instruct you to press the Green HOME key then use the Touch amp Go knob to navigate to INSTALL Once this selection is highlighted select it by pressing the Touch amp Go knob Then use the knob again to navigate to ABOUT Press to select Visual Shorthand Simplified version of the instructions above E Home J install W 9 About W Another Example Modify Fire Return Floor E Home Adjust W S Select Car Performance W S Fire Return Floor W S Select New Value W E Save or M Cancel EC Pixel Traction Controller Installation amp A

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