Servomech CLA 30 Installation, Operation And Maintenance Manual
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Servomech CLA 30 Installation, Operation And Maintenance Manual

Linear actuators
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LINEAR ACTUATORS
CLA 30 – CLA 40 – CLA 50
CLB 30 – CLB 40 – CLB 50
Installation, operation and maintenance manual
Publication: 16.30-40-50.E - Rev. 01 Date (M/Y) 05/19
Servomech S.p.A. Via M. Calari, 1 - 40011 Anzola dell'Emilia (BO) - ITALY
Ph: + 39 051 6501711 Fax: + 39 051 734574
www.servomech.com info@servomech.com
Servomech S.p.A.
16.30-40-50.E - Rev. 01 DD (M/Y) 05/19
1

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  • Page 1 CLB 30 – CLB 40 – CLB 50 Installation, operation and maintenance manual Publication: 16.30-40-50.E - Rev. 01 Date (M/Y) 05/19 Servomech S.p.A. Via M. Calari, 1 - 40011 Anzola dell’Emilia (BO) - ITALY Ph: + 39 051 6501711 Fax: + 39 051 734574 www.servomech.com info@servomech.com Servomech S.p.A.
  • Page 2 The aforementioned conditions are therefore not contemplated and entail the immediate termination of the guarantee and the immediate decay of any responsibility on the part of Servomech S.p.A. Servomech S.p.A. reserves the right to make changes to the actuators and this manual without giving any notice. Servomech S.p.A.

  • Page 3: Table Of Contents

    Electric motor installation ........................19 Linear actuator installation ......................20 Installation of rod end fitting elements ....................21 COMMISSIONING AND USE ........................22 LUBRICATION ............................23 MAINTENANCE ............................24 Linear drive lubrication ........................24 Push rod guide lubrication .......................25 Servomech S.p.A. 16.30-40-50.E - Rev. 01 DD (M/Y) 05/19...

  • Page 4: Models Covered By This Document

    Acme screw linear actuators: CLA30 – CLA40 – CLA50 Ball screw linear actuators: CLB30 – CLB40 – CLB50 2 IDENTIFICATION OF THE MANUFACTURER AND THE PRODUCT 2.1 Identification of the manufacturer SERVOMECH S.p.A. S.U. Via Monaldo Calari, 1 40011 Anzola dell’Emilia (BO) ITALY Ph.

  • Page 5: Identification Of The Product

    2.3 Identification of the product Every SERVOMECH linear actuator is provided with a nameplate, as shown below, which allows the product identification and gives technical information about the product. Figure 2.2 – Identification nameplate 1) Product code: is an alphanumeric code stating the type, size, ratio, version and stroke end switches of the linear actuator;...

  • Page 6: Trasport And Handling

    Figure 3.1 – Transport and handling In case of doubt, consult SERVOMECH S.p.A. to get the appropriate information and prevent any kind of damage! Servomech S.p.A.

  • Page 7: Use Restriction

    They must be subjected to the loading and speed conditions specified in the catalog. Modification of parts of the actuator or replacement of components with different and non-original parts is not permitted. The replacement of components with original spare parts is carried out only by Servomech S.p.A.

  • Page 8: Standard Operating Conditions

    4.1.2 Standard operating conditions The actuator must be used in an environment whose conditions comply with the provisions of Servomech S.p.A. The works necessary for obtaining and maintaining that conditions are in charge of the owner and, where applicable, are in charge of the end user.

  • Page 9: Installation

    MAKE SURE THE SAFETY PROTECTION OF THE MACHINE (MECHANICAL AND ELECTRICAL) ARE ACTIVE. DURING OPERATION, TEMPERATURE OF THE EXTERNAL SURFACE OF MOTORS CAN REACH HIGH TEMPERATURES. HOT SURFACES ON ACTUATOR CAN CAUSE BURNS AND SHOULD NOT BE TOUCHED. Servomech S.p.A. 16.30-40-50.E - Rev. 01 DD (M/Y) 05/19...

  • Page 10: Wiring Of Fc Electric Limit Switches

    It is therefore necessary to verify the difference between the two positions, by direct check or asking SERVOMECH, to evaluate the compatibility with the application requirements. The switch FC 3 is supplied with normally CLOSED contact (NO contact on request) already wired with a multicore cable 2 ×...
  • Page 11 STROKE END LIMIT SWITCHES MUST BE CONTROLLED TO BE SURE THAT THE ACTUATOR STOPS BEFORE THE MECHANICAL STROKE END LIMITS. IN CASE THIS HAPPENS, THE ACTUATOR CAN BE LOCKED AND THE INTERNAL COMPONENTS CAN BE DAMAGED. Servomech S.p.A. 16.30-40-50.E - Rev. 01 DD (M/Y) 05/19...

  • Page 12: Set Up Of Fc Electric Limit Switches

    IF THIS HAPPENS, THE RELATION BETWEEN AXIAL POSITION OF PUSH ROD AND SWITCHES SETTING WILL BE LOST. IF A WRONG ACTION OCCURS, OR IN CASE OF DOUBT, PLEASE REPEAT THE SET UP OF THE LIMIT SWITCHES FOLLOWING THE SET-UP INSTRUCTIONS BELOW. Servomech S.p.A. 16.30-40-50.E - Rev. 01 DD (M/Y) 05/19...
  • Page 13 In this position, the actuator length must be greater or, at least, equal to the dimension Lc.  Turn anti-clockwise the lower cam CAM1 until the lower switch SW1 is operated.  Fix the cam CAM1 by screwing the fixing screw. Servomech S.p.A. 16.30-40-50.E - Rev. 01 DD (M/Y) 05/19...
  • Page 14 Check the right position of the sealing between cover and actuator housing.  Do not pull the connecting cables to avoid breaking the wires fixing welded contacts.  Fix the cover with the two fixing screws. Screw the cables glands. Servomech S.p.A. 16.30-40-50.E - Rev. 01 DD (M/Y) 05/19...

  • Page 15: Wiring Of Por 5K Potentiometer

    Recommended wiring connection (suggested power supply: 10 V): POTENTIOMETER MARKER WH (WHITE) Power supply -Vdc YE (YELLOW) Reference signal ZERO 0V GN (GREEN) Reference signal RETURN Vout BN (BROWN) Power supply +Vdc SHIELD GND Servomech S.p.A. 16.30-40-50.E - Rev. 01 DD (M/Y) 05/19...
  • Page 16 WARNING: the working angle of the potentiometer depends on the the actuator model and its stroke. Ref.: R_1 = 1-start acme screw, R_2 = 2-start acme screw Example: CLA 30 RL1 C200 = stroke 200mm and 1-start acme screw Ratio Ratio...

  • Page 17: Set Up Of Por 5K Potentiometer

    Any push rod rotation will invalid the already done rotary potentiometer setting. • Connect the rotary potentiometer to the control circuit. Power the motor on, in order to extend the actuator first and then to retract it. Servomech S.p.A. 16.30-40-50.E - Rev. 01 DD (M/Y) 05/19...
  • Page 18 Reaction Adjustment Locking screw slot Potentiometer marker • Loose the locking screw. • Adjust the angular position of the potentiometer through the adjustment slot. • Tighten the locking screw. Servomech S.p.A. 16.30-40-50.E - Rev. 01 DD (M/Y) 05/19...

  • Page 19: Electric Motor Installation

    Check if the push rod shifting direction is compatible to the indications on the control unit, by powering the electric motor on VERY BRIEFLY. Figure 6.3 – Push rod shifting directions Servomech S.p.A. 16.30-40-50.E - Rev. 01 DD (M/Y) 05/19...

  • Page 20: Linear Actuator Installation

    “La” = EXTENDED ACTUATOR Figure 6.4 – Quote “Lc” and “La” Dimensions “Lc” and “La” are indicated in the technical catalogue of the product and on the check sheet supplied with the actuator. Servomech S.p.A. 16.30-40-50.E - Rev. 01 DD (M/Y) 05/19...

  • Page 21: Installation Of Rod End Fitting Elements

    Fix the threaded element with Loctite 270.  To unmount the element, heat the threaded area to unlock it.  Unscrew the fitting element counterholding the torque with a wrench flat on the rod end. Servomech S.p.A. 16.30-40-50.E - Rev. 01 DD (M/Y) 05/19...

  • Page 22: Commissioning And Use

    7 COMMISSIONING AND USE SERVOMECH linear actuators are supplied lubricated and ready to be used. Before to start commissioning and activation, the following checks must be carried out: Shifting direction check  Check if the push rod shifting direction is compatible to the indications on the control unit, by powering the electric motor on VERY BRIEFLY.

  • Page 23: Lubrication

    8 LUBRICATION SERVOMECH linear actuators CLA/CLB series are supplied lubricated, with lubricants indicated in the table below. ACTUATOR GEARBOX LINEAR DRIVE PUSH ROD GUIDE CLA 30 Grease (NLGI 0 DIN 51818): Grasso (NLGI 2 DIN 51818): ENI Grease MU EP 0...

  • Page 24: Maintenance

     Every 2 months time interval: visual inspections of actuator conditions, cleaning of dirty parts of the actuator.  In case of lubricant leakage, contact SERVOMECH. ACTUATOR Lead pitch Lubrication Linear drive – Q.ty of lubricant Push rod guide...

  • Page 25: Push Rod Guide Lubrication

    Apply the grease quantity indicated in Tab 9.1.  Extend and retract the push rod over its entire stroke for 3 full cycles.  If necessary, remove excess of lubricant from push rod. Servomech S.p.A. 16.30-40-50.E - Rev. 01 DD (M/Y) 05/19...

This manual is also suitable for:

Cla 40Cla 50Clb 30Clb 40Clb 50

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