Lika Posicontrol LD220 Series User Manual Download Page 44

Page: 44 / 100

LD220

6.3.1 Reading the SSI data

Received data has always a length of 32 bits.
See the parameters

Mode

Encoder resolution

and

Baud rate

, refer to the “6.3

SSI properties menu” section on page 41.

MAN LD220 E 1.4.odt

6 – Menus and parameters

44 of 100

Summary of Contents for Posicontrol LD220 Series

Page 1: ...30Vdc or 115 230Vac Suitable for the following models LD220 P8 LD220 PM General Contents Preliminary information 11 1 Safety summary 13 2 Identification 15 3 Mounting instructions 16 4 Electrical conn...

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: ...ve operational mode 21 4 4 3 Monitoring CLOCK and DATA signals LD355 only 22 4 5 Control inputs 24 4 5 1 Wiring of the control inputs 24 4 5 2 Note about mechanical switching contacts 24 4 6 Analogue...

Page 4: ...n of the bit blanking 50 6 3 2 7 Considering the SSI offset 51 6 3 2 8 Calculation of the display value 52 6 4 Position settings menu 53 Display format 53 Factor 53 Divider 53 Additive value 54 Decima...

Page 5: ...t 3 67 Output polarity 3 68 Output lock 3 68 Start up delay 3 s 68 Event color 3 68 6 10 Preselection 4 menu 69 Source 4 69 Mode 4 69 Hysteresis 4 69 Pulse time 4 s 69 Output target 4 69 Output polari...

Page 6: ...on function 84 7 Appendix 86 7 1 Data readout via serial interface 86 8 Modbus RTU Interface 87 8 1 Parameter setting 87 8 2 Modbus Communication 88 8 2 1 Read Holding Registers and Write Multiple Reg...

Page 7: ...9 11 Analog menu 95 9 12 Command menu 95 9 13 Display menu 96 9 14 Linearization menu 96 9 15 Serial codes of commands 98...

Page 8: ...2 65 Hysteresis 3 67 Hysteresis 4 69 I Input 1 action 76 Input 1 config 78 Input 2 action 78 Input 2 config 78 Input 3 action 78 Input 3 config 78 L Large display 79 Linearization mode 39 Low bit 42 M...

Page 9: ...r s 73 Serial value 73 Skip window 81 Source 83 Source 1 61 Source 2 65 Source 3 67 Source 4 69 Source dual down 79 Source dual top 79 Source single 79 SSI offset 55 SSI zero 56 Start display 80 Start...

Page 10: ...nt to highlight the parts of the text where information 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...

Page 11: ...zation very user friendly and intuitive In the series the following models are available LD220 P8 touch screen indicator standard version LD220 PM provides additional 115 230Vac power supply LD220 AVI...

Page 12: ...he 6 3 SSI properties menu section on page 41 An external device i e the SSI Master must provide the clock signal for the connected encoder sensor Both clock terminal blocks 5 CLK and 6 CLK are config...

Page 13: ...e connect following to explanation in the 4 Electrical connections section on page 18 in compliance with 2014 30 EU norm on electromagnetic compatibility following precautions must be taken before han...

Page 14: ...D220 delicate electronic equipment handle with care do not subject the device to knocks or shocks respect the environmental characteristics of the device MAN LD220 E 1 4 odt 1 Safety summary 14 of 100...

Page 15: ...r when reaching Lika Electronic for purchasing spare parts or needing assistance For any information on the technical characteristics of the product refer to the technical catalogue Warning devices ha...

Page 16: ...disconnected and mechanical parts compulsorily in stop 3 1 Overall dimensions Mount the display into the provided cut out w x h approx 91 x 43 mm 3 58 x 1 69 without panel clips Install panel clips o...

Page 17: ...iring are described in the product datasheet Before starting the unit for the first time it must be ensured that all connections and wires are firmly plugged in and secured to the screw terminal block...

Page 18: ...on 18Vdc 30Vdc reverse polarity protection approx 150 mA unloaded external fuse T 0 5 A The unit accepts DC supply from 18 to 30 V through terminal blocks 1 and 2 The power consumption depends on the...

Page 19: ...ith a DC voltage between 18 V and 30 V through terminals 1 and 2 see the previous 4 1 DC power supply section 4 3 Auxiliary voltage output Auxiliary voltage output technical specifications DC version...

Page 20: ...e max 1 MHz 10 32 bits max 2 mA Ri 10 kOhm 47 pF The unit provides the connection for SSI signals through terminal blocks 5 6 7 and 8 The characteristics of the SSI inputs can be set in the 6 3 SSI pr...

Page 21: ...LD220 4 4 2 Wiring of Slave operational mode For more information refer to the Mode parameter on page 41 MAN LD220 E 1 4 odt 4 Electrical connections 21 of 100...

Page 22: ...CLK DATA and DATA signals are monitored When the Master operational mode is set Mode 0 only DATA and DATA signals are monitored Detection of errors DATA DATA CLK CLK Status Stable data Stable data not...

Page 23: ...r Error Error Error Error Error If the power supply to the encoder GND or V is broken an error is detected regardless of the CLK CLK DATA and DATA signals MAN LD220 E 1 4 odt 4 Electrical connections...

Page 24: ...isplay switching locking the touch screen or release the lock function of the control or relay outputs 4 5 1 Wiring of the control inputs Unconnected PNP control inputs are always LOW All inputs are d...

Page 25: ...rminal blocks 13 and 14 15 It can be configured and scaled in the Analog menu see the 6 12 Analog menu section on page 74 The following configurations are available see the Analog format parameter on...

Page 26: ...he 6 11 Serial menu section on page 71 The RS 232 RS 485 serial interface can be used for easy setup and commissioning of the unit to modify settings and parameters during operation to read out intern...

Page 27: ...6 7 Preselection 1 menu 6 10 Preselection 4 menu sections on pages 61 65 67 and 69 respectively The outputs 20 Ctrl Out 1 21 Ctrl Out 2 22 Ctrl Out 3 and 23 Ctrl Out 4 are fast PNP outputs with a swit...

Page 28: ...l blocks 27 28 29 30 31 and 32 The switching conditions can be set in the Preselection 1 Preselection 4 menus see the 6 7 Preselection 1 menu 6 10 Preselection 4 menu sections on pages 61 65 67 and 69...

Page 29: ...y pressing the key Selection of the parameter Select the parameter by pressing the arrow keys and confirm the choice by pressing the key You can exit the selection of the parameter by pressing the key...

Page 30: ...units Diagnostic window Read in value for diagnostic purposes raw data It can be deactivated by setting the Diagnostic display parameter in the Display menu see on page 82 When the Diagnostic display...

Page 31: ...le only with AVI DO and RO order codes Display with current minimum and maximum values To switch to the next display press the top half of the screen or the key The minimum and maximum values always r...

Page 32: ...ALUE The bottom display value of the two line display is greater than 99 999 999 ERROR MIN DOWN DISPLAY VALUE The bottom display value of the two line display is less than 99 999 999 ERROR MAX LARGE D...

Page 33: ...e NOTE The error messages described above are automatically reset as soon as the corresponding display value is within the limits of the range or the error has been corrected accordingly With order co...

Page 34: ...shown NOTE In the pages that describe the menus the default values are highlighted with grey background General menu see the 6 2 General menu section on page 39 Linearization mode see on page 39 Pin...

Page 35: ...see on page 57 Decimal point see on page 57 Scale units see on page 58 Average filter see on page 59 Sampling time s see on page 59 It is only available for devices with order codes AVI DO or RO Pres...

Page 36: ...ee on page 65 Output target 2 see on page 65 Output polarity 2 see on page 66 Output lock 2 see on page 66 Start up delay 2 s see on page 66 Event color 2 see on page 66 It is only available for devic...

Page 37: ...h order codes AVI and DO Serial menu see the 6 11 Serial menu section on page 71 Unit number see on page 71 Serial baud rate see on page 71 Serial format see on page 71 Serial init see on page 72 Seri...

Page 38: ...page 79 Start display see on page 80 Color see on page 80 Brightness see on page 80 Contrast see on page 81 Screen saver s see on page 81 Up date time s see on page 81 Font see on page 81 Skip window...

Page 39: ...n section on page 30 Refer also to the 6 6 Preselection values menu section on page 60 The Master PIN is 6079 This lock function is only useful if used along with the lock function set in the Pin para...

Page 40: ...LD220 0 NO No default values are loaded 1 YES Load default values of all parameters MAN LD220 E 1 4 odt 6 Menus and parameters 40 of 100...

Page 41: ...l number of bits For more information please refer to the 6 3 1 Reading the SSI data section on page 44 10 Minimum value 25 Default value 32 Maximum value Bit per revolution It sets the singleturn res...

Page 42: ...it must be set to the total number of encoder bits 01 Minimum value 25 Default value 32 Maximum value Low bit This parameter sets the lowest bit LSB that must be evaluated when the bit blanking funct...

Page 43: ...ity This parameter sets the polarity of the error bit in case of error For more information please refer to the 6 3 2 1 Checking the error bit section on page 45 0 In case of error the bit has LOW log...

Page 44: ...e SSI data Received data has always a length of 32 bits See the parameters Mode Encoder resolution and Baud rate refer to the 6 3 SSI properties menu section on page 41 MAN LD220 E 1 4 odt 6 Menus and...

Page 45: ...cessing and calculation of SSI data 6 3 2 1 Checking the error bit See the parameters Error bit and Error polarity refer to the 6 3 SSI properties menu section on page 41 MAN LD220 E 1 4 odt 6 Menus a...

Page 46: ...LD220 6 3 2 2 Data conversion See the parameter Data format refer to the 6 3 SSI properties menu section on page 41 Gray code Binary code MAN LD220 E 1 4 odt 6 Menus and parameters 46 of 100...

Page 47: ...LD220 6 3 2 3 Data splitting See the parameters Encoder resolution and Bit per revolution refer to the 6 3 SSI properties menu section on page 41 MAN LD220 E 1 4 odt 6 Menus and parameters 47 of 100...

Page 48: ...LD220 6 3 2 4 Considering SSI zero position See the parameter SSI zero refer to the 6 4 Position settings menu section on page 53 MAN LD220 E 1 4 odt 6 Menus and parameters 48 of 100...

Page 49: ...LD220 6 3 2 5 Checking the direction of rotation See the parameter Direction refer to the 6 3 SSI properties menu section on page 41 MAN LD220 E 1 4 odt 6 Menus and parameters 49 of 100...

Page 50: ...LD220 6 3 2 6 Evaluation of the bit blanking See the parameters High bit and Low bit refer to the 6 3 SSI properties menu section on page 41 MAN LD220 E 1 4 odt 6 Menus and parameters 50 of 100...

Page 51: ...LD220 6 3 2 7 Considering the SSI offset See the parameter SSI offset refer to the 6 4 Position settings menu section on page 53 MAN LD220 E 1 4 odt 6 Menus and parameters 51 of 100...

Page 52: ...6 3 2 8 Calculation of the display value See the parameters Factor Divider and Additive value refer to the 6 4 Position settings menu section on page 53 MAN LD220 E 1 4 odt 6 Menus and parameters 52 o...

Page 53: ...lue displayed in degrees minutes of arc or minutes of arc seconds of arc 2 9999 59 59 Value displayed in degrees minutes of arc seconds of arc Factor It sets the factor by which the measured value wil...

Page 54: ...n the specified position 3 00000 000 Decimal point placed in the specified position 4 0000 0000 Decimal point placed in the specified position 5 000 00000 Decimal point placed in the specified positio...

Page 55: ...ng and holding the arrow key down the characters scroll fast Press the key to save the Edit Unit menu Press the key to close the Edit Unit menu SSI offset Using the RESET SET VALUE command via keyboar...

Page 56: ...oint is shifted accordingly encoder zero offset 0 Smallest value 99999999 Highest value Round loop value This parameter sets the number of encoder counts when a round loop function is desired 0 The ro...

Page 57: ...Default value 99999999 Highest value NOTE When the default settings are set Factor 1 Divider 1 the displayed speed has to be interpreted as the difference between the SSI increments covered per secon...

Page 58: ...inch 1 feet 2 mm 3 cm 4 m 5 km 6 dm 7 Grad 8 degree 9 Min Sec 10 H M S 11 inc s 12 inch s Default 13 feet s 14 mm s 15 cm s 16 m s 17 Km s 18 dm s 19 inch min 20 feet min 21 mm min 22 cm min 23 m min...

Page 59: ...2 cycles 2 Average value is calculated within 4 cycles 3 Average value is calculated within 8 cycles 4 Average value is calculated within 16 cycles Sampling time s It allows to set the sampling inter...

Page 60: ...99 Highest value Preselection 2 Preselection switching point 2 The features of Preselection 2 must be set in the Preselection 2 menu see 6 8 Preselection 2 menu section on page 65 99999999 Smallest va...

Page 61: ...n 1 ON Display value Preselection 1 Hysteresis 1 OFF 1 RESULT PRES The absolute display value is less than or equal to the absolute value of Preselection 1 start up delay setting see the Start up dela...

Page 62: ...A range Preselection 1 Hysteresis 1 can be defined and monitored along with a hysteresis value If Hysteresis 1 is greater than 0 the following switching condition is applied Display value Preselection...

Page 63: ...ing condition assigned to 21 Ctrl Out 2 3 CTRL OUT 3 Switching condition assigned to 22 Ctrl Out 3 4 CTRL OUT 4 Switching condition assigned to 23 Ctrl Out 4 5 RELAY 1 Switching condition assigned to...

Page 64: ...00 No start up delay setting 60 000 Start up delay setting expressed in seconds NOTE Start up delay 3 s and Start up delay 4 s see on pages 68 and 70 respectively have an automatic start up delay sett...

Page 65: ...section on page 61 6 RES PRES TRAIL Trailing Preselection 2 Display value is greater than or equal to Preselection 1 Preselection 2 ON Preselection 2 is the trailing preselection from Preselection 1 H...

Page 66: ...monitoring function For complete information please refer to the Start up delay 1 s parameter in the 6 7 Preselection 1 menu section on page 61 NOTE Start up delay 3 s and Start up delay 4 s see on p...

Page 67: ...section on page 61 6 RES PRES TRAIL Trailing Preselection 3 Display value is greater than or equal to Preselection 4 Preselection 3 ON Preselection 3 is the trailing preselection from Preselection 4 H...

Page 68: ...vated when the parameter is switched on and the display value is 0 The monitoring function remains deactivated until the preset value switching point is exceeded for the first time 0 OFF No start up d...

Page 69: ...section on page 61 6 RES PRES TRAIL Trailing Preselection 4 Display value is greater than or equal to Preselection 3 Preselection 4 ON Preselection 4 is the trailing preselection from Preselection 3 H...

Page 70: ...vated when the parameter is switched on and the display value is 0 The monitoring function remains deactivated until the preset value switching point is exceeded for the first time 0 OFF No start up d...

Page 71: ...nd 99 The address must not contain any 0 because such numbers 20 30 are reserved for collective addressing broadcast address 11 Smallest address value 99 Highest address value Serial baud rate This pa...

Page 72: ...the sequence of characters to be sent when using the serial output for cyclic data transmission under time control see the Serial timer s parameter If you set the option 1 the unit address is removed...

Page 73: ...in seconds Serial value This parameter sets the value to be transmitted 0 0 SSI position 1 1 SSI Data 2 2 SSI Single 3 3 SSI Rev 4 4 SSI Dir Result 5 5 SSI Mask Result 6 6 Minimal Value 7 7 Maximal Va...

Page 74: ...o the display value If Analog format is set to 0 10 10V the polarity of the analogue output depends on the polarity of the display value 0 10 10V 10 10 V 1 0 20MA 0 20 mA 2 4 20MA 4 20 mA Analog start...

Page 75: ...next to the Analog end parameter is reached If you set 95 00 next to this item the result will be a conversion of 9 5 V or 18 mA when the value set next to the Analog end parameter is reached Analog...

Page 76: ...ESET MIN MAX It resets the minimum maximum values d s 6 SERIAL PRINT It allows serial data to be transmitted see the Serial value parameter on page 73 d 7 TEACH PRESEL 1 The current display value is s...

Page 77: ...nt color 4 in the 6 7 Preselection 1 menu 6 10 Preselection 4 menu on page 61 ff d 19 SET YELLOW COLOR The display lights up yellow The colour can be changed by setting an event dependent switching co...

Page 78: ...refer to the Input 1 action parameter on page 76 Input 2 config This parameter sets the switching characteristics of the input 11 Ctrl In 2 For complete information please refer to the Input 1 config...

Page 79: ...alue to be displayed in the second line when the two line visualization mode is set see the Start display parameter on page 80 0 POSITION Result of the position measurement 1 SPEED Result of the speed...

Page 80: ...values It is only available for devices with order codes AVI DO and RO See also on page 30 6 MINIMUM MAXIMUM The display shows maximum and minimum values See also on page 30 Color This parameter sets...

Page 81: ...date time of the display refresh of the display the value is expressed in seconds It does not affect the parameter values 0 005 Shortest update time 0 100 Default value 9 999 Longest update time Font...

Page 82: ...SSI value in the revolution of the encoder counts per revolution while the bottom line shows the total number of revolutions already executed number of revolutions 0 NO Diagnostic window is deactivate...

Page 83: ...which has to be used for linearization 0 POSITION Result of the position measurement 1 SPEED Result of the speed measurement P1 X P24 X X coordinate of the linearisation point This value represents th...

Page 84: ...are the measuring values that the unit would normally generate according to the actual input signal Parameters P1 Y to P24 Y are the values that the unit will generate instead of the X values i e for...

Page 85: ...r information is proportional to the angular information In this case we need to convert a non linear input signal incremental encoder signals into a linear representation opening of the gate d In the...

Page 86: ...EOT AD1 AD2 C1 C2 ENQ EOT control character CTRL D Hex 04 AD1 unit address High Byte AD2 unit address Low Byte C1 register code High Byte C2 register code Low Byte ENQ control character CTRL E Hex 05...

Page 87: ...nu section see on page 71 are required for Modbus protocol Unit number Not used for Modbus communication If you need to set the Modbus address refer to the MODBUS parameter on page 73 Serial baud rate...

Page 88: ...he set value is the Modbus address of the device 8 2 Modbus Communication The Modbus functions described hereafter are available 8 2 1 Read Holding Registers and Write Multiple Registers Using the fun...

Page 89: ...g Register 0x1000 0x1001 hex Current data with serial Code 0 Display value Holding Register 0x1002 0x1003 hex Current data with serial Code 1 Holding Register 0x1004 0x1005 hex Current data with seria...

Page 90: ...set 4 Current display value is stored as Preselection 4 10 64 Scroll Display Display switching see display in operation mode see on page 30 11 65 Clear Loop Time Release all latched switching conditio...

Page 91: ...0 6 6 0 0 0 9 2 SSI properties menu See the 6 3 SSI properties menu section on page 41 Parameter Serial code Min value Max value Default value 7 Mode 7 0 1 0 8 Encoder resolution 8 10 32 25 9 Bit per...

Page 92: ...ettings menu See the 6 5 Speed settings menu section on page 57 Parameter Serial code Min value Max value Default value 32 Factor 32 99999999 99999999 1 33 Divider 33 99999999 99999999 1 34 Decimal po...

Page 93: ...tart up delay 1 s B1 00 000 60 000 0 52 Event color 1 B2 0 3 0 53 B3 0 0 0 9 7 Preselection 2 menu See the 6 8 Preselection 2 menu section on page 65 Parameter Serial code Min value Max value Default...

Page 94: ...0 1 0 71 Start up delay 3 s D1 0 1 0 72 Event color 3 D2 0 3 0 73 D3 0 0 0 9 9 Preselection 4 menu See the 6 10 Preselection 4 menu section on page 69 Parameter Serial code Min value Max value Default...

Page 95: ...fault value 92 Analog source E8 0 1 0 93 Analog format E9 0 2 0 94 Analog start F0 99999999 99999999 0 0 95 Analog end F1 99999999 99999999 1000 0 96 Analog gain F2 000 00 110 00 100 00 97 Analog offs...

Page 96: ...83 Parameter Serial code Min value Max value Default value 124 Source I0 0 1 0 125 P1 X I1 99999999 99999999 0 0 126 P1 Y I2 99999999 99999999 0 0 127 P2 X I3 99999999 99999999 0 0 128 P2 Y I4 999999...

Page 97: ...0 155 P16 X L1 99999999 99999999 0 0 156 P16 Y L2 99999999 99999999 0 0 157 P17 X L3 99999999 99999999 0 0 158 P17 Y L4 99999999 99999999 0 0 159 P18 X L5 99999999 99999999 0 0 160 P18 Y L6 99999999...

Page 98: ...56 TOUCH DISABLE 57 CLR LOCK 58 CLR MIN MAX 59 SERIAL PRINT 60 TEACH PRES 1 61 TEACH PRES 2 62 TEACH PRES 3 63 TEACH PRES 4 64 SCROLL_DISPLAY 65 CLEAR LOOP TIME 66 START PRESELECTION 67 ACTIVATE DATA...

Page 99: ...This page intentionally left blank...

Page 100: ...y 1 s items updated in all Preselection menus 1 4 30 04 2021 New position display speed display and large display additional scaling parameters source parameters for display analog and switching outpu...

Search results

Summary of Contents for Posicontrol LD220 Series

Reviews:

Related manuals for Posicontrol LD220 Series

Brands by name

Popular brands

Lika Posicontrol LD220 Series, User Manual

Search results

Summary of Contents for Posicontrol LD220 Series

Reviews:

Related manuals for Posicontrol LD220 Series

Brands by name

Popular brands