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SNC 021

S-DIAS SAFETY SNC INCREMENTAL ENCODER

Page 32

02.12.2019

Documentation Changes

Change date

Affected page(s)

Chapter

Note

20.09.2018

5 Connector Layout

Note added

15.11.2018

3.3 Miscellaneous

UL instead of UL in preparation

19.02.2019

11 Installing the
Encoder

Tolerance changed from +25 % to ±25 %

02.04.2019

all

2.3 Safety-Relevant
Parameters

3.4 Environmental
Conditions

Correction of the safety-relevant parameters

Corrections environmental conditions

Corrections due to CE

08.08.2019

Entire document

“safety-related” replaced

14.11.2019

13 Supported Cycle
Times

Chapter added

02.12.2019

2.3 Safety-Relevant
Parameters

Values updated

Summary of Contents for SNC 021

Page 1: ...SNC 021 S DIAS Safety Incremental Encoder Date of creation 14 11 2017 Version date 02 12 2019 Article number 20 896 021 E...

Page 2: ...rt of this work may be reproduced edited using an electronic system duplicated or distributed in any form print photocopy microfilm or in any other process without the express permission We reserve th...

Page 3: ...hannel analysis of the encoder signals with 2 channel error detection of each data line as well as via the measurement of the encoder supply voltages and currents Speed position direction and accelera...

Page 4: ...ith EU Guidelines 11 2 1 Functional Safety Standards 11 2 2 EU Conformity Declaration 11 2 3 Safety Relevant Parameters 12 2 4 Compatibility 13 3 Technical Data 14 3 1 I encoder Specifications 14 3 2...

Page 5: ...6 2 Note 23 7 RS422 Interface 23 8 Mounting 24 9 Disposal 25 10 Encoder Configuration 26 11 Installing the Encoder 28 12 Important Notes for Two channel Application 29 13 Supported Cycle Times 31 13 1...

Page 6: ...risks DANGER DANGER Identifies an immediate danger with high risk which can lead to immediate death or serious injury if not avoided Indique un danger direct haut risque d un d c s imm diat ou des bl...

Page 7: ...sion lectrique dangereuse Hot surface warning Avertissement d une surface chaude Danger for ESD sensitive components This symbol identifies important or additional information regarding the operation...

Page 8: ...ince it contains important instructions The technical documentation should be included in the sale rental or transfer of the product Documentation technique Cette documentation technique fait partie i...

Page 9: ...ail More information on standards and regulations etc can be found in the system handbook Prendre connaissance de consignes de s curit Avant toute manipulation on doit imp rativement prendre connaissa...

Page 10: ...perate and maintain equipment of functional safety systems and facilities in compliance with the strict guidelines and standards of Safety technology Personnel qualifi Installation montage programmati...

Page 11: ...e technical data described in this handbook Les modules de s curit sont con us pour une utilisation dans les applications sollicitant un niveau de s curit et r pondent toutes les conditions n cessaire...

Page 12: ...afety modules This documentation is complete and in readable condition and available at the site of operation Obligation de diligence L utilisateur doit s assurer que les modules de s curit ne sont ut...

Page 13: ...ms for programmable logic controls 2006 42 EG Directive of the European Parliament and of the Council of 17 May 2006 on Machinery and Change to the Directive 95 16 EC machine guideline 2014 30 EU Elec...

Page 14: ...e application to determine whether two incremental encoders are sufficient These safety parameters were calculated for the SNC 021 when used with a incremental encoder The safety parameters of the ent...

Page 15: ...FETY SNC INCREMENTAL ENCODER SNC 021 02 12 2019 Page 13 2 4 Compatibility Compatibility For compatibility of the S DIAS Safety modules see chapter Compatibility of S DIAS Safety Modules in the system...

Page 16: ...ith monitoring function and current measurement 5 V is generated from 24 V at X3 Status LED yes I encoder current consumption maximum 300 mA per encoder 3 2 Electrical Requirements Supply voltage for...

Page 17: ...e module de s curit S DIAS Safety est raccord un SCP avec plusieurs modules le courant total des modules de s curit S DIAS utilis s doit tre d termin et v rifi Le courant total de l alimentation 24 V...

Page 18: ...sea level 0 2000 m without derating 2000 m with derating of the maximum environmental temperature by 0 5 C per 100 m Operating conditions Pollution degree 2 EMC resistance in accordance with 61000 6 7...

Page 19: ...S DIAS SAFETY SNC INCREMENTAL ENCODER SNC 021 02 12 2019 Page 17 4 Mechanical Dimensions...

Page 20: ...n 3 and pin 4 are internally bridged To supply the module only one connection to a 24 V pin pin 1 or pin 2 and a GND pin pin 3 or pin 4 is required The bridged connections may be used for further loop...

Page 21: ...LED can be set to blinking through the visualization so that the module is easily found in the control cabinet OFF BLINKING 2 Hz BLINKING 4 Hz Encoder Status green ON encoder signal OK OFF encoder is...

Page 22: ...length sleeve length 10 mm Mating direction parallel to the conductor axis or circuit board Conductor cross section rigid 0 2 1 5 mm2 Conductor cross section flexible 0 2 1 5 mm2 conductor cross sect...

Page 23: ...CODER SNC 021 02 12 2019 Page 21 5 3 Label Field Manufacturer Weidm ller Type MF 10 5 CABUR MC NE WS Article number Weidm ller 1854510000 Compatible printer Weidm ller Type Printjet Advanced 230V Arti...

Page 24: ...SNC 021 S DIAS SAFETY SNC INCREMENTAL ENCODER Page 22 02 12 2019 6 Wiring 6 1 Wiring Example...

Page 25: ...d load bearing circuits Protective circuits for all relays RC networks or free wheeling diodes Correct wiring to ground The ground bus should be connected to the control cabinet when possible Si possi...

Page 26: ...back wall of the control cabinet The individual S DIAS modules are mounted on the DIN rail as a block and secured with latches The modules must be mounted horizontally module label up with sufficient...

Page 27: ...25 Recommended minimum distances of the S DIAS modules to the surrounding components or control cabinet wall a b c distances in mm inches 9 Disposal For the disposal of the product the respective guid...

Page 28: ...ctive resolution based on the maximum encoder frequency can be seen Encoder Resolution Increments Conversion Speed Scaling Revolutions Second Revolutions Minute 60 12 500 750 000 80 9 375 562 500 100...

Page 29: ...ng the position of length units parameter divposition divisor for converting the position of length units parameter mulspeed factor for converting the speed or time base speed multiplier parameter div...

Page 30: ...er operates without fault During verification which is run via the Set Verified button in the SafetyDesigner or the validation button on the Safe CPU the actual current measurements are used to determ...

Page 31: ...hn1Speed and S_Chn2Speed synchronous monitoring of the speed of the SNC 021 module The required tolerance must be defined by the user During synchronous monitoring via the position it must be taken in...

Page 32: ...chrone n est pas effectu e par le logiciel de s curit comme d crit dans la pr sente documentation le constructeur de la machine doit alors prouver que les exigences des normes SIL 3 ou SIL CL 3 selon...

Page 33: ...times of 250 s to 32 ms If the cycle time is lower than 250 s the IOs are updated with 3 kHz and PDO data are transmitted in a millisecond cycle 13 1 Cycle Times below 1 ms in s 50 100 125 200 250 500...

Page 34: ...paration 19 02 2019 28 11 Installing the Encoder Tolerance changed from 25 to 25 02 04 2019 12 16 all 2 3 Safety Relevant Parameters 3 4 Environmental Conditions Correction of the safety relevant para...

Page 35: ...S DIAS SAFETY SNC INCREMENTAL ENCODER SNC 021 02 12 2019 Page 33...

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