Lika DRAW WIRE SFA-10000 Series User Manual Download | Manualshive

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SFA-5000 • SFA-10000 Profibus

3 Mechanical installation

WARNING

Installation has to be carried out by qualified personnel only, with power supply
disconnected and mechanical parts compulsorily in stop.

3.1 Overall dimensions

Values are expressed in mm

MAN SFA_5000_10000_PB E 1.0

Mechanical installation

20 of 72

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Summary of Contents for DRAW WIRE SFA-10000 Series

Page 1: ...User s guide SFA 5000 SFA 10000 Absolute draw wire encoder Profibus DP Profile for Encoders Smart encoders actuators...

Page 2: ...on herein is subject to change without notice and should not be construed as a commitment by Lika Electronic s r l Lika Electronic s r l reserves the right to make all modifications at any moments and...

Page 3: ...gure 2 and Figure 4 27 4 4 Ground connection Figure 2 28 4 5 Shield connection 29 4 6 Diagnostic LEDs Figure 1 30 4 7 Node Address DIP A Figure 3 and Figure 4 30 4 8 Baud rate 31 4 9 RT Bus terminatio...

Page 4: ...locity measure unit 55 6 5 DDLM_Chk_Cfg 56 6 6 DDLM_Data_Exchange 56 Position value 56 Position and velocity values 58 Max speed and counting frequency 58 Preset value 60 6 7 DDLM_Slave_Diag 62 6 8 Se...

Page 5: ...ty 48 Code sequence 48 Counts per revolution 50 D Diagnostic type 50 E Exchange type 50 P Position and velocity values 58 Position value 56 Preset value 60 S Scaling function control 49 T Total resolu...

Page 6: ...of great significance for the user can be found user must pay the greatest attention to them Instructions must be followed strictly in order to guarantee the safety of the user and a correct use of t...

Page 7: ...f the moving equipment causes the wire to reel and unreel and thus the linear movement to be converted into a rotative motion detected by the encoder which is coupled to the drum The stroke per turn i...

Page 8: ...ideline Part3 Diagnosis Alarms and Time Stamping order no 3 522 Alert Alert is a generic term for two different types of notifications within a PROFIBUS DP PA network especially arranged but not exclu...

Page 9: ...lution and Total resolution parameters extended diagnostic information see Diagnostic type parameter 16 bytes 6 10 or 63 bytes 6 57 Communication Function Block Comm FB A basic function block defined...

Page 10: ...e name At runtime the ident number is used within the set Slave address procedure the parametrization telegram octet 5 6 the standard part of a diagnosis message octet 5 6 The ident number explicitly...

Page 11: ...puters are hosts for DP Master Class 2 for programming parametrizing diagnosing and monitoring purposes DP Slave IEC 61158 5 A field device that is assigned to one DP Master Class 1 as a provider for...

Page 12: ...a parameter such as a physical address It is intended for systematic and performance handling capabilities within computer systems e g sorting consistency checking physical localization and alike Usua...

Page 13: ...ational PI Today PROFIBUS is represented by 25 RPAs around the world including PNO with over 1400 members including most if not all major automation vendors and service suppliers along with many end u...

Page 14: ...iles MBP IS RS 485 application profiles see PROFIBUS TC3 device profiles e g robots branch profiles e g extruder Profile Ident Number Identifier of a particular profile definition The profile ident nu...

Page 15: ...eter channels associated with the cyclic data structures may be added or the MS1 services together with proxy function blocks may be used State Machine DP An abstract machine consisting of a set of st...

Page 16: ...Medium Attachment Unit in use Watchdog Control IEC 61158 6 This timer is part of the DP layer within a Slave It is restarted by received requests from the bus Master and will set the outputs of a Sla...

Page 17: ...s failure to comply with these requirements 1 2 Electrical safety Turn OFF the power supply before connecting the device connect according to explanation in the Electrical connection section in compl...

Page 18: ...the unit do not tool the unit delicate electronic equipment handle with care do not subject the device to knocks or shocks respect the environmental characteristics of the product we suggest installin...

Page 19: ...e order code and the serial number when reaching Lika Electronic For any information on the technical characteristics of the product refer to the technical catalogue Warning encoders having order code...

Page 20: ...WARNING Installation has to be carried out by qualified personnel only with power supply disconnected and mechanical parts compulsorily in stop 3 1 Overall dimensions Values are expressed in mm MAN SF...

Page 21: ...ng the provided M6 nuts 2 WARNING We suggest installing the unit providing protection means against waste especially swarf as turnings chips or filings should this not be possible please make sure tha...

Page 22: ...m 200 mm 7 874 Physical resolution per turn 13 bits 8 192 cpr Max number of physical revolutions 4 096 Total physical resolution 25 bits 33 554 432 information Physical linear resolution 0 024 mm 24 m...

Page 23: ...d any particular maintenance anyway it has to be handled with the utmost care as any delicate electronic equipment From time to time we recommend the following operations the unit and the wire have to...

Page 24: ...onnection cap with power supply switched ON Damage may be caused to internal components The terminal connectors for connecting the power supply and the BUS IN and BUS OUT cables PG connection cap vers...

Page 25: ...rnal connector Always replace the connection cap at the end of the operation Take care in re connecting the internal connector Tighten the screws 1 using a tightening torque of approx 2 5 Nm WARNING Y...

Page 26: ...ront of each cable gland We recommend Profibus certified cables to be used Core diameter should not exceed 1 5 mm 0 06 inches Terminal connector Description 0Vdc power supply voltage 10Vdc 30Vdc power...

Page 27: ...ore you can use standard Profibus cables commercially available Figure 4 Power supply M12 connector A coding frontal side male Pin Function 1 10Vdc 30Vdc power supply voltage 2 n c 3 0Vdc power supply...

Page 28: ...sure to ground Make sure that ground is not affected by noise The connection point to ground can be situated both on the device side and on user s side The best solution to minimize the interference m...

Page 29: ...n Disentangle and shorten the shielding 1 and then bend it over the part 2 finally place the ring nut 3 of the connector Be sure that the shielding 1 is in tight contact with the ring nut 3 MAN SFA_50...

Page 30: ...ion failure Flashing Flashing Flash memory error 4 7 Node Address DIP A Figure 3 and Figure 4 WARNING Power supply must be turned off before performing this operation The node number must be set via h...

Page 31: ...fer to the 5 4 Setting the node address via BUS SAP55 service section on page 40 and to the 6 8 Set_Slave_Address command SAP55 service section on page 64 NOTE After having set the device address plea...

Page 32: ...performing this operation A bus termination resistance is provided inside the encoder enclosure and has to be activated as line termination if the encoder is at the ends of the transmission line i e...

Page 33: ...file enter www lika biz ROTARY ENCODERS DRAW WIRE UNITS ABSOLUTE The GSD file is available in both English version SFA25_Vx GSE and Italian version SFA25_Vx GSI The GSD file has to be installed in the...

Page 34: ...to the main window and drop it on PROFIBUS 1 DP master system 1 Then drag the desired submodule Lika SFA x PB 8192 Class 1 Lika SFA x PB 8192 Class 2 or Lika SFA x PB 8192 Class 2 VEL to the variable...

Page 35: ...ers To enter the Encoder configuration parameters window select the device in the submodule page in the bottom of the HW Config window and right click to open the menu then choose the Object Propertie...

Page 36: ...tting each parameter refer to the 6 4 DDLM_Set_Prm section on page 46 Class 2 example Class 2 VEL example After having set new parameter values press the OK button to close the Properties DP slave win...

Page 37: ...necessary to connect to the unit enter online status To do this select Station Open online in the HW Config window or press the Online Offline button see the icon on the left Then select PLC Module in...

Page 38: ...ggest setting the 16 byte diagnostics If the diagnostic information is not used we recommend the 16 byte diagnostics to be set see the 5 1 3 Encoder configuration parameters section on page 35 See the...

Page 39: ...ed into variables ED 100 103 4 bytes The Speed value is loaded into variables ED 104 107 4 bytes The Preset value is sent to the encoder using the variables AD 100 103 4 bytes The current position of...

Page 40: ...SFA PB draw wire encoders are designed to allow the Slave address setting either via hardware switches see the 4 7 Node Address DIP A Figure 3 and Figure 4 section on page 30 or via a bus command by...

Page 41: ...dware switches are set to the value 126 0111 11102 In this way you set that the Slave address will be read from the internal memory As stated the value stored at factory by Lika Electronic is 125 MAN...

Page 42: ...Assign PROFIBUS Address window select the node address currently stored in the internal memory factory setting 125 in the Current PROFIBUS Address combo box and then select the new address you want to...

Page 43: ...sion SFA25_Vx GSI The GSD file has to be installed in the Profibus Master device 6 2 Classes of the Device profile Encoder class must be set when you configure the device Mandatory Class 1 provides th...

Page 44: ...ters except for the Preset value are transmitted in Set_Prm mode Preset value is transmitted only in Data_Exchange mode Types of communication Transmission of data between the Master and the Slave is...

Page 45: ...by the Slave to transmit the position and velocity values see the 6 6 DDLM_Data_Exchange section DDLM_Slave_Diag it is used when the power is turned ON and whenever the Master needs diagnostic inform...

Page 46: ...s you want to set Data transmission is carried out in compliance with the values set for the encoder profile and shown in the following tables DDLM_Set_Prm with Class 1 Byte Parameter 0 9 Reserved for...

Page 47: ...ing parameters bit 0 Code sequence bit 1 Class 2 functionality bit 2 Reserved bit 3 Scaling function control bits 4 and 5 Reserved bit 6 Diagnostic type bit 7 Exchange type 11 14 Counts per revolution...

Page 48: ...e 1 causes the position value to increase when you pull the wire out Default 1 min 0 max 1 WARNING Every time you change the Code sequence then you are required to set a new preset value see the Prese...

Page 49: ...ling function control 1 please enter scaled values next to the Counts per revolution and Total resolution parameters that are consistent with the physical values In the case of inconsistent values the...

Page 50: ...1 for Class 2 VEL 6 4 2 Bytes 11 14 Counts per revolution Byte 11 12 13 14 Bit 31 24 23 16 15 8 7 0 Data 231 to 224 223 to 216 215 to 28 27 to 20 MSbyte LSbyte WARNING This is only available when the...

Page 51: ...in 1 max 8192 NOTE See some examples on setting a custom resolution on page 52 WARNING When you set a new value next to the Counts per revolution parameter please always check also the Total resolutio...

Page 52: ...FA x PB 8192 Class 2 VEL submodules You can activate a new value next to the Total resolution item only if Class 2 functionality ENABLED If Scaling function control ENABLED the set resolution values a...

Page 53: ...ies with the Hardware number of revolutions of the device 4 096 revolutions Let s suppose that our encoder is programmed as follows Counts per revolution 8192 cpr Total resolution 3355443210 8192 cpr...

Page 54: ...Enable the scaling function Scaling function control 1 byte 10 0A hex bit 1 bit 3 1 Custom resolution per turn Counts per revolution 2 000 cpr bytes 11 14 0000 07D0 hex Linear resolution 0 1 mm 100 m...

Page 55: ...he whole measuring length The position information will be from 0 to 19 999 then again from 0 to 19 999 and so on 19 997 19 998 19 999 0 1 2 19 997 19 998 19 999 0 1 2 max measuring length NOTE When n...

Page 56: ...E1hex 4 byte output Class 2 VEL D3hex 8 byte input E1hex 4 byte output 6 6 DDLM_Data_Exchange This is the normal operation status of the system The Slave for both Class 1 and Class 2 can transmit the...

Page 57: ...on Linear resolution Stroke per turn of the drum Resolution cpr If you want to know the linear position value you will need to multiply the transmitted position value by the linear resolution Linear p...

Page 58: ...resolution 200 0 05 mm 50 m 4000 Thus the linear position value will be as follows Linear position value 1569 0 05 78 45 mm 78450 m Position and velocity values when Class 2 VEL is set Encoder Master...

Page 59: ...ing formula Maximum counting frequency kHz rpm cpr 60 1000 In the example Maximum counting frequency kHz rpm cpr 300 8192 45 kHz 60 1000 60 1000 It follows that the higher the maximum rotational speed...

Page 60: ...tions will get a value according to it This function is useful for example when the zero position of the encoder and the zero position of the axis need to match The preset value will be set for the po...

Page 61: ...0 00 3 M S 80 00 10 00 S M 00 00 10 00 NOTE We suggest setting the Preset value when the axis is in stop The new Preset value is saved immediately after receipt WARNING Check the value in the Preset v...

Page 62: ...Class 2 VEL devices can provide either 16 byte reduced diagnostics or 63 byte extended diagnostics Set the diagnostic type during DDLM_Set_Prm operating parameters byte 10 see the 6 4 1 Byte 10 Operat...

Page 63: ...atus 40 9 Encoder type 41 10 Physical singleturn resolution 42 11 43 Programmed Total Measuring Range in measuring units 12 44 13 45 14 Number of physical distinguishable revolutions 46 15 47 Serial n...

Page 64: ...memory of the Slave is used only if the hardware switches are set to 126 The address stored at factory by Lika Electronic is 125 On the contrary if the hardware switches are set to any value between 0...

Page 65: ...es are set to the value 126 0111 11102 In this way you set that the Slave address will be read from the internal memory As stated the value stored at factory by Lika Electronic is 125 The message has...

Page 66: ...l the difference is less than the the set Total resolution value When the encoder crosses the limit of the last Total resolution section thus entering the red zone a counting error occurs i e a jump i...

Page 67: ...ns 786 432 counts 15 597 567 16 383 999 the transmitted position is consistent with the set resolution it is calculated so that the last position within the red zone before crossing the zero position...

Page 68: ...lass 2 functionality 1 Enabled Scaling function control 1 Enabled Diagnostic type 0 16 bytes 6 10 Exchange type Class 1 and Class 2 0 only pos Class 2 VEL 1 pos and vel Counts per revolution 8 192 Tot...

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Page 72: ...ocument release Release date Description HW SW Interface 1 0 14 06 2016 First issue Lika Electronic Via S Lorenzo 25 36010 Carr VI Italy Tel 39 0445 806600 Fax 39 0445 806699 info lika biz www lika bi...

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