LECA6 Series / Controller 1. Safety Instructions These safety instructions are intended to prevent hazardous situations and/or equipment damage. These instructions indicate the level of potential hazard with the labels of “Caution,” “Warning” or “Danger.” They are all important notes for safety and must be followed in addition to International Standards (ISO/IEC), Japan Industrial Standards (JIS)*1) and other safety regulations*2).
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LECA6 Series / Controller 1. Safety Instructions Caution The product is provided for use in manufacturing industries. The product herein described is basically provided for peaceful use in manufacturing industries. If considering using the product in other industries, consult SMC beforehand and exchange specifications or a contract if necessary.
2. Product Outline 2.1 Product features The followings are the main functions of this controller: Actuator control A positioning operation and operation at a specific speed and force for the actuator are possible by controlling the servo motor. Specified force operation Control the pushing force or the pressing force of the actuator.
2.2 How to Order The part number construction for this product is as follows: L E C A 6 N Controller Actuator part number Compatible motor (“LE” to “Stroke” of the actuator part number) Servo motor(24VDC) Example: If “LESH16RAJ-50BS-R16N1D” is the Number of step data complete actuator part number, “LESH16RAJ-50”...
2.3 Product configuration The product configuration of this controller is as follows: (*1) ●I/O cable (*1) Part No:LEC-CN5- ● Electric Actuator ●Controller (*3) Power supply 24VDC To CN5 Option ● Communication To CN4 (*1) cable To CN4 ●Actuator cable To CN3 (robotic type cable) (*2) ●...
2.4 Start up Procedures Before using this controller, please connect cables and startup using the following procedures. (1) Confirmation of the package content When you open the product package for the first time; please check the package contents to confirm the controller, label indication, quantity of accessories, etc.
(4) Power ON alarm (error) Ensure the stop is not activated and then supply 24VDC power. LED color Status Function Green Normal POWER Error ALARM Controller If the LED [PWR] lights in green, the controller is in the normal condition. However, if the LED [ALM] lights in red, the controller is in the alarm (error) condition.
3. Product Specifications 3.1 Basic specifications The basic specifications of this controller are as follows: Item Specifications Compatible motor Servo Motor (24 VDC) Power voltage:24VDC +/-10% (*2) Max.current consumption: 3A(Peak 10A) (*1) (*3) Power supply (for both of motor drive power,control power, stop,lock brake release) Parallel input 11 inputs (photo-coupler isolation)
3.2 Parts description The detailed descriptions of each part are as follows: Side (controller version) SV1.00 ASL8500099 Label of controller version (Example) controller version “SV1.00” (10) (10) Side Label Name Description Power ON/No alarm: Green light. Data (step data, parameter) writing/ green light flashing Caution Power LED (green) Do not turn off the controller input power or remove the...
3.3 Outside dimension diagram The outside view of this product is as shown in the diagram below: (1) Screw mount type (LECA6**-*) (2) DIN rail mount type (LECA6**D-*) - 13 -...
3.4 How to install (1) How to install There are two types of controllers; screw mount type and DIN rail mount type. The followings are the descriptions on how to install each type: (1) Screw mount type (LECA6**-*) (2) DIN rail mount type (LECA6**D-*) (Installation with two M4 screws) (Installation with the DIN rail) DIN rail is locked.
Caution (1) The earthling should be the dedicated grounding point. It should be a functional ground with less than 100 Ω resistance. (2) The cross section of the grounding wire should be greater than 2mm The ground point should be near this controller to make the wire length shorter. Controller Controller Other device...
4. External Wiring Diagram The typical connections for each connector of this controller (CN1 to CN5) are as shown below. 4.1 CN1: Power connector Controller Controller power supply 24VDC Power cable (The 24VDC power supply and the power cable should be obtained separately.) * Please refer to “5.
(2) Connection with a PC *Controller setting kit ( Controller setting software communication cable, USB cable and the conversion unit are provided.) Conversion Controller unit USB cable モニタ モニタ 120.3 120.3 動作中 動作中 現在位置 現在位置 現在速度 現在速度 mm/s mm/s アラーム アラーム...
5. CN1: Power supply plug 5.1 Power supply plug specifications The specifications of the provided power supply plug are as follows. Terminal Function Descriptions Power supply plug The negative common power for M24V, Common power (-) C24V, EMG and BK RLS. The positive power for the actuator motor to M24V Motor power (+)
5.3 Wiring of power supply plug Connect the power supply plug to the 24VDC controller power supply according to instructions (1) (2) and (3) and then, insert it into the CN1 connector of the controller. (1) Wiring of the power supply Connect the positive of the 24VDC controller power supply to the C24V and M24V.
5.4 Stop circuits The controller can provide a ‘controlled stop’when the +24 VDC is removed from the ‘EMG’ pin. In a controlled stop condition the controller decelerates the actuator with maximum deceleration value for the actuator The stop switch on the teaching box causes a controlled stop if activated. ...
(2) Example circuit 2 - multiple controllers (Stop relay contact (1)) If the system where this controller is installed has a stop circuit for whole system, or if the system has multiple controllers with individual power supply, relay contacts should be made between the 24VDC controller power supply and the EMG terminal of the power supply plug.
(3) Example circuit 3 - Motor power shutdown (relay contact (2)) If there is a necessity to have circuit to shutdown the motor power externally, relay contacts should be made between the 24VDC controller power supply and the M24V and EMG terminal of the power supply plug.
6.3 The parallel I/O signal is detailed I/O cable Connector for CN5 of the controller The end to be connected to a PLC, etc. - Input terminal- Function Description COM+ The terminal for the 24V of the 24VDC I/O signal power. COM- The terminal for the 0V of the 24VDC I/O signal power.
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Effective condition of the Parallel I/O signal Condition SETON SVRE BUSY Signal name SETUP OFF(*1) (Return to origin) DRIVE (Operation start instruction) (“-“ = It doesn't depend In the ON/OFF state of the each output signal) *1 During the positioning operation the SETUP input will be disabled whilst hold is in operation. Caution SETUP and DRIVE can only be accepted during the above conditions.
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Because of actuator action, if output INP is ON, the actuator condition can vary. At the origin when within the ±“default Inposition” in the Basic parameter. During positioning operation The output signal INP turns ON when the actuator is within the range defined in the step data ±“In pos”...
6.4 Parallel I/O Wiring Example When you connect a PLC, etc. to the CN5 parallel I/O connector, please use the I/O cable (LEC-CN5-*). The wiring should be changed depending on the type of the parallel I/O (NPN or PNP). Please wire referring to the following diagram * NPN type * PNP type I/O signal power...
7. Setting Data Entry In order to move the actuator to a specific position, it is necessary to setup the patterns of operations with a PC (with the controller setting software) or the teaching box. This setup data input by the software or teaching box will be recorded in the memory of the controller.
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Details of step data Setting name Range Description Number of the step data. 0 to 63 The setting to specify the coordinate system for the target position. Software Description Blank Disable The step data is ineffective. 3 options The target position will be defined by MovementMOD (See the right Absolute...
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* Effective only for the pushing operation (when the value for the “Pushing force” is from 1to 100). This defines the movement speed during the pushing operation. If this 1 to “Max force” of Speed is too high, it may cause damage to the actuator or work piece due to Pushing speed the basic impacts.
7.2 Basic parameter The “Basic parameter” is the data to define the operating conditions of the controller, conditions of the actuator, etc. Details of basic parameter Activation: “XX” = Become effective just after recorded into the controller “X” = Become effective after restarting the controller “-“...
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This defines the position of the actuator after the return to origin operation. (Unit: mm) * The ORIG offset is 0 (mm). Actuator Between the left examples, the actuator positions are not The position recognized by the different but the reference point controller after the return to the origin operation (0mm).
7.3 Return to origin parameter The “Return to origin parameter” is the setting data for the return to origin operation. Details of Return to origin parameter Activation: “XX” = Become effective just after recorded into the controller, “X” = Become effective after restarting the controller, “-“...
8. Return to origin 8.1 Return to origin After entering the setting data, it is necessary to perform a return to origin operation before starting the positioning or pushing operation. (To ensure the position of origin) * The return to origin direction is dependent on the actuator. ...
8.3 Pushing operation The pushing operation is active when a Value greater than “1” is set in the Step data"pushing force". Similar to the positioning operation, the actuator moves according to the settings of “Position” and “Speed” in the step data and then, when it reaches to the target position, it starts the pushing process. The actuator pushes the load with the force no more than the maximum force set in the “Pushing force”...
Pushing process Speed Position Target position Positioning range (In position) (2) Movement of the workpiece in the direction opposite to the pushing direction (The actuator is pushed back since the reaction force from the workpiece is too large.) After completion of the pushing operation, if the reaction force from the workpiece becomes larger, the actuator may be pushed back.
9. Operation (example) 9.1 Positioning operation Example) Move an actuator from the origin to 50mm point with 100mm/s. (Using Step No.1) Next, it shows setting example to move the actuator from the 50mm point to 100mm point by moving it 5 times continuously, 10mm at a time, with a speed of 50 mm/s.(Step No.
9.2 Pushing operation Example) Move an actuator from the origin to 100mm point with 100mm/s. (Using Step No.1) From the 100mm point, the actuator starts the pushing operation of 10mm/s speed and 50% or less force (the pushing distance is up to 5mm). Then, the actuator moves from the position where the pushing operation was completed (where INP was turned on) to the 50mm point with 50mm/s.
10. Operation instruction 10.1 Outline of the operation instruction The operation of the actuator can be achieved by specifying the number of step data recorded in the controller via the I/O signal. An effective state of the parallel I/O signal is shown in the following. 10.2 Procedures with the Parallel I/O Please refer to the following “Procedures”...
[2] Positioning operation - Procedures- -Timing chart- (1) Input step data No. (IN0 to IN5) Input the step Scan the step data no. data no. ↓ (2) DRIVE is turned ON. Power →Scan the step data number (from IN0 to IN5). IN0~5 * Then, if DRIVE is turned OFF, the step data ・...
[3] Pushing operation - Procedures- - Timing chart - (1) Input step data No. (IN0 to IN5) Input the step Scan the step ↓ data no. data no. (2) DRIVE is turned ON. (OUT0-5 is turned Power off.) →Scan the step data number (from IN0 to IN0~5 ・...
[4] HOLD -Procedures- -Timing chart- (1) HOLD is turned ON during the operation (when HOLD is ON). ↓ (2) BUSY is turned OFF (the actuator stops). ↓ (3) HOLD is turned OFF. ↓ Slow-down starting point (4) BUSY is turned ON (the actuator restarts). -Timing chart- Driving reset [5] Reset Input...
[7] Area output -Procedures- -Timing chart- Example: * Operation of Step Data No.1 The initial position: 50mm (1) Input step data No. (IN0 to IN5) Operation of step data No.1: Position: 200mm, Area1-Area2: 150-250mm ↓ Operation of step data No.2: Position: 100mm, Area1-Area2: 130-170mm (2) DRIVE is turned ON.
11. Option 11.1 Actuator cable L E - C A - □ Cable length (L) ① ③ signal Tarminal no. Cable color Tarminal no. 1.5m White Black ② ④ Shield signal Tarminal no. Cable color Tarminal no. Brown 10m* Black 15m* Black Orange...
11.2 Actuator cable for with lock L E - C A - □ - B Cable length (L) ① ③ signal Tarminal no. Cable color Tarminal no. 1.5m White Black ② ④ Shield signal Tarminal no. Cable color Tarminal no. Brown 10m* Black...
11.3 I/O Cable L E C – C N 5 – □ Cable length(L) # of Color of # of Color of wire insulation mark color wire insulation mark color 1.5m Light brown Black Yellow ■ ■■ Light green Black Light brown ■...
11.5 Teaching box LEC – T1 – 3 E G □ Enable switch Teaching box No enable switch Cable length Equipped with enable Initial language 3 3m Stop switch English Japanese G Equipped with stop switch Dimensions Name Function 34.5 Liquid crystal display (with backlight) Ring The ring to hang the teaching box.
12. Alarm Detection The details of the alarm can be checked using a PC (the controller setting software) or the teaching box. * Please refer to the manuals of the controller setting software or the teaching box for how to check the details of the alarms.
12.2 Alarm details Alarm How to Alarm contents/Countermeasure (code) deactivate <Contents>The step data is in-correct for the following conditions:(Assignable value range) (1) Area1 < Area2 (* If both Area1 and Area2 is 0, the alarm will not be activated.) (2) Trigger LV ≤ Pushing force (3) Minimum speed of actuator ≤...
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<Contents> The actuator goes out the stroke limit specified by the basic parameters, “Stroke (+)” and “Stroke (-)” if it performs the requested operation. (Including JOG operation after return to origin) <Countermeasure> Make sure that the basic parameter, Stroke limit “Stroke (+)”...
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<Contents> The alarm is generated when the communication between the controller ciruit and the absolute ciruit is not RESET normal. (This controller has not absolute function.) AbEnc Comm ALM SVON (1-106) <Countermeasure> Make sure that the sensor type of the input basic parameter is 1.
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The output current accumulated value <Contents> exceeds the specified value. RESET Over load SVON <Countermeasure> Check whether the movement of the (1-148) Input actuator is obstructed.Also confirm whether the actuator (*1) load, speed, acceleration and deceleration are within the specification range of the actuator. <Contents>...
13. Wiring of cables/Common precautions Warning Adjusting, mounting or wiring change should never be done before shutting off the power supply to the product. Electrical shock, malfunction and damaged can result. Never disassemble the cable. Use only specified cables. Never connect or disconnect the cable or connector with power on. Caution Wire the connector securely.
14. Electric actuators/Common precautions 14.1 Design and selection Warning 1. Be sure to read the Operation Manual. Handling or usage/operation other than that specified in the Operation Manual may lead to breakage and operation failure of the product. Any damage attributed to the use beyond the specifications is not guaranteed. 2.
Do not use the product in applications where excessive external force or impact force is applied to it. The product can be damaged. Each component that includes motor is made with accurate tolerance. So even slightly deformed or miss-alignment of component may lead operation failure of the product. Return to origin cannot return while operating.
14.3 Handling Warning Do not touch the motor while in operation. The surface temperature of the motor can increase to approx. 90oC to 100oC due to operating conditions. Energizing alone may also cause this temperature increase. As it may cause burns, do not touch the motor when in operation.
[Unpackaging] Caution 1. Check the received product is as ordered. If a different product is installed from the one ordered, injury or damage can result. 14.4 Operating environment Warning Avoid use in the following environments. a. Locations where a large amount of dusts and cutting chips are airborne. b.
14.5 Maintenance Warning Do not disassemble or repair the product. Fire or electric shock can result. Before modifying or checking the wiring, the voltage should be checked with a tester 5 minutes after the power supply is turned off. Electrical shock can result. Caution Maintenance should be performed according to the procedure indicated in the Operating Manual.
15. Controller and its peripheral devices /Specific product precautions 15.1 Design and selection Warning 1. Be sure to apply the specified voltage. Otherwise, a malfunction and breakage of the controller may be caused. If the applied voltage is lower than the specified, it is possible that the load cannot be moved due to an internal voltage drop.
9. Do not use in an area where dust, powder dust, water or oil is in the air. It will cause failure or malfunction. 10. Do not use in an area where a magnetic field is generated. It will cause failure or malfunction. 11.
15.4 Wiring of cables/Common precautions Warning 1. Do not apply any excessive force to cables by repeated bending, tensioning or placing a heavy object on the cables. It may cause an electric shock, fire, or breaking of wire. 2. Connect wires and cables correctly. Incorrect wiring could break he controller or its peripheral devices depending on the seriousness.
3. Grounding should be performed near the unit as much as possible to shorten the grounding distance. 4. In the unlikely event that malfunction is caused by the ground, it may be disconnected. 15.7 Maintenace Warning 1. Perform a maintenance check periodically Confirm wiring and screws are not loose.
16. Troubleshooting In case of any troubles, please consult thefollowing table. Consider replacing controller, if not of the causes on this table are applicable. It is possible that this product is damaged due to the operating conditions (applications), please contact SMC to discuss appropriate measures.
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Check if the parameters are appropriate. Modify the parameters accordingly and Inappropriate Check if the controller is compatible to the check the operation. parameter actuator. → 7. Setting Data Entry (page 28) Check if there are any temporary voltage drops for the power supply. Replace the power supply.
16.2 Position/Speed trouble Possible Trouble How to diagnose the trouble Solutions cause Incorrect If it is a pushing operation, repeat return to Take measure to make the actuator operates origin origin operations several times to check if normally (remove foreign matters that position the actuator returns to the origin correctly.
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