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SM-Encoder Plus User Guide

35

Issue Number:  3

www.controltechniques.com

8

Terminal  data

8.1

Encoder inputs

Ab, Fd, and Fr encoders

1

Channel A, Frequency or Forward inputs

2

Channel A\, Frequency\ or Forward\ inputs

3

Channel B, Direction or Reverse inputs

4

Channel B\, Direction\ or Reverse\ inputs

5

Marker pulse channel Z

6

Marker pulse channel Z\

Type

EIA 485 differential receivers

Maximum frequency

600kHz 

Line loading

<2 unit loads (for terminals 1 to 4)
32 unit loads (for terminals 5 and 6)

Line termination components

120

Ω

Working common mode range

+12Vdc to –7Vdc

Absolute maximum applied voltage relative to 
0V

±

25V

Absolute maximum applied differential voltage

±

25V

7

0V Common

8

External power supply decoupling

Maximum voltage

±

50Vdc

Содержание SM-Encoder Plus

Страница 1: ...EF www controltechniques com User Guide SM Encoder Plus Solutions Module for Unidrive SP Part Number 0471 0026 03 Issue Number 3...

Страница 2: ...us development and improvement the manufacturer reserves the right to change the specification of the product or its performance or the contents of this guide without notice All rights reserved No par...

Страница 3: ...eters 6 3 Introduction 7 3 1 Features 7 3 2 Solutions Module identification 7 3 3 Set up parameters 8 3 4 Compatible with encoder types 8 4 Installing the SM Encoder Plus 10 4 1 Solutions Module slots...

Страница 4: ...ning and experience in system design installation commissioning and maintenance 1 2 Information This guide contains information covering the identification of the Solutions Module terminal layout for...

Страница 5: ...er Guide carefully The STOP and SECURE DISABLE functions of the drive do not isolate dangerous voltages from the output of the drive or from any external option unit The supply must be disconnected by...

Страница 6: ...r achieving compliance with specific EMC standards Within the European Union all machinery in which this product is used must comply with the following directives 98 37 EC Safety of machinery 89 336 E...

Страница 7: ...identified by 1 The label located on the underside of the Solutions Module 2 The colour coding across the front of the Solutions Module All Unidrive SP Solutions Modules are colour coded with the SM E...

Страница 8: ...e with a marker pulse which identifies each individual rotation of the disc and is also used to reset the drive position parameter The incremental encoder can be used when operating in Closed Loop Vec...

Страница 9: ...al signals 360 electrical encoder 90 separation of A and B A A B B Z Z Marker signals Index alignment reference min max Only encoders with lines per revolution that are a power of 2 can be used with t...

Страница 10: ...drive for at least 10 minutes 2 Ensure that both the 24V and 48V backup power supplies are disconnected from the drive for at least 10 minutes if used 3 Check that the exterior of the SM Encoder Plus...

Страница 11: ...ule 8 Connect the AC supply to the drive 9 Set Pr 0 49 to L2 to unlock read only security 10 Check that Menu 15 slot 1 16 slot 2 or 17 slot 3 parameters are now available 11 Check that Pr 15 01 Pr 16...

Страница 12: ...n to managing the cable shields Encoder mounting methods There are three methods for mounting an encoder onto a motor 1 Galvanic isolation between encoder and motor 2 Galvanic isolation between encode...

Страница 13: ...h safety measures or to reduce radiated radio frequency emissions from either the drive or encoder 4 4 2 Encoder circuit with galvanic isolation from encoder body In this case the encoder device is mo...

Страница 14: ...the data against this noise current but much more care is needed in ensuring correct cable management than for the isolated cases Figure 4 7 No isolation Motor Shaft Motor Housing Encoder Housing No...

Страница 15: ...and to maximise the shielding benefit Cable shield ground connection For all mounting methods grounding of the feedback cable shield has added benefits It can protect the drive and encoder from induce...

Страница 16: ...ections Ensure that feedback cables are kept as far away as possible from power cables and avoid parallel routing NOTE Cable Cable shield Twisted pair shield Cable shield Twisted pair shield Connectio...

Страница 17: ...e and that the encoder feedback wiring and shielding recommendations are followed in section 4 4 Wiring Shield connections on page 12 The control circuits are isolated from the power circuits in the d...

Страница 18: ...2 or 3 the error detection for the drive encoder is disabled Pr 3 40 0 when no drive encoder is connected Slot identification Identify which Solutions Module slot and menu are being used Slot 1 Menu 1...

Страница 19: ...bined update time depends on the number and type of dumb modules fitted to the drive For each dumb module the update rate of these parameters is specified as either 4 or 8ms The combined update time i...

Страница 20: ...the drive keypad for easy viewing DE Destination indicates that this parameter can be a destination parameter RA Rating dependant this parameter is likely to have different values and ranges with driv...

Страница 21: ...pe Ab 0 Fd 1 Fr 2 Ab 0 RW Uni US x 16 Encoder termination 0 to 2 1 RW Bit US x 17 No function x 18 No function x 19 Feedback filter 0 to 5 0 to 16 ms 0 RW Uni US x 20 No function x 21 No function x 22...

Страница 22: ...RW Bit x 50 Solutions Module error status 0 to 255 RO Uni NC PT x 51 No function Parameter Range Default Type OL CL OL VT SV RW Read Write RO Read only Uni Unipolar Bi Bi polar Bit Bit parameter Txt...

Страница 23: ...SM Encoder Plus User Guide 23 Issue Number 3 www controltechniques com...

Страница 24: ...32 x 33 Position Revolution counter Marker position information x 45 Position feedback initialised x 07 Marker position disable x 16 Encoder termination x 15 Encoder type Marker flag _ SM Application...

Страница 25: ...x 03 x 19 Feedback filter Speed 0 XX 0 XX Key Read write RW parameter Read only RO parameter Input terminals Output terminals The parameters are all shown at their default settings x 04 x 05 Position...

Страница 26: ...nt Solutions Module fitted or no Solutions Module fitted where one was previously fitted the drive gives a Slot dF or SLot nf trip The SM Encoder Plus is a dumb module and contains no software This pa...

Страница 27: ...elected the resolver produces 4 096 counts per revolution and so the position is represented by the bits in the shaded area only When the feedback device rotates by more than one revolution the revolu...

Страница 28: ...10 can be set to any value from 0 to 50 000 there are restrictions on the values actually used as follows If Pr x 10 2 ELPR 2 If Pr x 10 16 384 ELPR 16 384 Otherwise Pr x 10 is rounded down to the nea...

Страница 29: ...ive if the parameter value is 0 or 1ms but operates over the defined window for parameter values of 2 4 8 and 16ms Pr x 29 and Pr x 30 are duplicates of Pr x 04 and Pr x 05 respectively and not affect...

Страница 30: ...st be reset by the user before the next freeze event is stored At power up Pr x 45 is initially OFF 0 but is set to On 1 when the SM Encoder Plus x 32 Marker revolution counter RO Uni NC PT 0 to 65 53...

Страница 31: ...ber A value of zero indicates the Solutions Module has not detected an error a non zero value indicates that an error has been detected See Table 7 1 Trip codes on page 33 for the meaning of the value...

Страница 32: ...trip in Pr 10 43 to Pr 10 51 The time of the trip is recorded from the powered up clock if Pr 6 28 0 or from the run time clock if Pr 6 28 1 Pr 10 20 is the most recent trip or the current trip if the...

Страница 33: ...digital outputs plus the SM I O Plus digital outputs or the drive s main encoder supply plus the SM Universal Encoder Plus encoder supply Reduce load and reset Provide an external 24V 50W power supply...

Страница 34: ...odule has been removed 203 208 213 Ensure Solutions Module is fitted correctly Replace Solutions Module Save parameters and reset drive SLX tO Solutions Module slot X trip Solutions Module watchdog ti...

Страница 35: ...rection or Reverse inputs 5 Marker pulse channel Z 6 Marker pulse channel Z Type EIA 485 differential receivers Maximum frequency 600kHz Line loading 2 unit loads for terminals 1 to 4 32 unit loads fo...

Страница 36: ...Encoder type 28 Encoder with galvanic isolation from motor 13 Environmental limits 6 F Features 7 Feedback cable 15 17 Feedback cable connections 16 Feedback filter 29 Freeze data 30 Freeze function 1...

Страница 37: ...arameter structure 19 Parameters adjusting 6 Power cables 16 Power supply overload 33 S Safety of personnel 5 SECURE DISABLE 5 Set up parameters 8 Shield connections 12 15 Solutions Module ID code 26...

Страница 38: ...0471 0026 03...

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