WAGO I/O SYSTEM 750 Series Manual
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WAGO I/O SYSTEM 750 Series Manual

Fieldbus independent i/o modules, incremental encoder interfaces
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Fieldbus Independent
I/O Modules
Incremental Encoder Interfaces
750-631 (/xxx-xxx)
Manual
Version 1.1.1

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Summary of Contents for WAGO I/O SYSTEM 750 Series

  • Page 1 Fieldbus Independent I/O Modules Incremental Encoder Interfaces 750-631 (/xxx-xxx) Manual Version 1.1.1...
  • Page 2 • General Copyright  2008 by WAGO Kontakttechnik GmbH & Co. KG All rights reserved. WAGO Kontakttechnik GmbH & Co. KG Hansastraße 27 D-32423 Minden Phone: +49 (0) 571/8 87 – 0 Fax: +49 (0) 571/8 87 – 1 69 E-Mail: info@wago.com...

  • Page 3: Table Of Contents

    Technical Data ................35 2.1.4.7 Functional Description..............37 2.1.4.8 Process Image ................38 2.1.4.9 Connection Variations ..............42 2.1.4.9.1 Incremental Encoder with RS422 Output (Variation A)..42 2.1.4.9.2 Incremental Encoder with 24 V Push-Pull Output (Variation B)42 WAGO-I/O-SYSTEM 750 I/O Modules...
  • Page 4 Special conditions for safe use (ATEX Certificate TÜV 07 ATEX 554086 X) ..................51 3.2.3 Special conditions for safe use (IEC-Ex Certificate TUN 09.0001 X)53 3.2.4 Special conditions for safe use (ATEX Certificate DEKRA 11ATEX0203 X) ................55 3.2.5 ANSI/ISA 12.12.01 ................56 WAGO-I/O-SYSTEM 750 I/O Modules...

  • Page 5: Important Notes

    Co. KG, Minden, Germany. Non-observance will involve the right to assert damage claims. WAGO Kontakttechnik GmbH & Co. KG reserves the right to provide for any alterations or modifications that serve to increase the efficiency of technical progress. WAGO Kontakttechnik GmbH & Co. KG owns all rights arising from the granting of patents or from the legal protection of utility patents.

  • Page 6: Use Of The 750 Series In Compliance With Underlying Provisions

    Legal Bases All responsible persons have to familiarize themselves with the underlying legal standards to be applied. WAGO Kontakttechnik GmbH & Co. KG does not assume any liability whatsoever resulting from improper handling and damage incurred to both WAGO´s own and third-party products by disregarding detailed information in this Manual.

  • Page 7: Standards And Guidelines For Operating The 750 Series

    (emissions of interference) in compliance with EN 61000-6-3. You will find the detailed information in section "WAGO-I/O-SYSTEM 750"  "System Description"  "Technical Data".  Please observe the safety precautions against electrostatic discharge in accordance with DIN EN 61340-5-1/-3.

  • Page 8: Symbols

    Observe the precautionary measure for handling components at risk of electrostatic discharge. Note Make important notes that are to be complied with so that a trouble-free and efficient device operation can be guaranteed. Additional Information References to additional literature, manuals, data sheets and internet pages. WAGO-I/O-SYSTEM 750 I/O Modules...

  • Page 9: Safety Information

    Danger The WAGO-I/O-SYSTEM 750 and its components are an open system. It must only be assembled in housings, cabinets or in electrical operation rooms. Access is only permitted via a key or tool to authorized qualified personnel.

  • Page 10: Font Conventions

    Only for use in LAN, not for connection to telecommunication circuits. 1.5 Font Conventions Names of paths and data files are marked in italic-type. italic e.g.: C:\Programs\WAGO-IO-CHECK Menu items are marked in italic-type, bold letters. italic e.g.: Save A backslash between two names characterizes the selection of a menu point from a menu.

  • Page 11: Scope

    1.7 Scope This manual describes the Digital Input Module 750-631 Incremental Encoder Interface of the modular WAGO-I/O-SYSTEM 750. Handling, assembly and start-up are described in the manual of the Fieldbus Coupler. Therefore this documentation is valid only in the connection with the appropriate manual.

  • Page 12: O Modules

    DC 5 V ... DC 5 V ... voltage (RS422) 24 V 24 V Report 4-fold single 4-fold 4-fold single Data width 32 bit 32 bit 32 bit 32 bit 32 bit Remark No longer No longer available available WAGO-I/O-SYSTEM 750 I/O Modules...

  • Page 13: Variations

    A counter lock-out is possible using input Gate. Individual green status LEDs indicate the operating status of the module and the signal status of the A, B and C as well as latch and gate inputs. WAGO-I/O-SYSTEM 750 I/O Modules...

  • Page 14: Display Elements

    The module 750-631 and its variations can be used with all couplers/controllers of the WAGO-I/O-SYSTEM 750 (except for the economy types 750-320, -323, -324 and -327). This description is valid for the XXXX2B1A... and XXXX2B1B... hardware and software versions.

  • Page 15: Schematic Diagram

    750-631(750-631/000-001) [Incremental Encoder Interface] • 15 Schematic Diagram 2.1.2.5 Schematic Diagram Ue/U A,B,C Logic Latch/Gate Gate,Latch Function Shield Latch/Gate (screen) 750-631 Fig. 2.1.2-1: Schematic Diagram g063101e WAGO-I/O-SYSTEM 750 I/O Modules...

  • Page 16: Technical Data

    EN 61000-6-2: 2005 More Information Detailed references to the approvals are listed in the document "Overview Approvals WAGO-I/O-SYSTEM 750", which you can find on the CD ROM ELECTRONICC Tools and Docs (Item-No.: 0888-0412) or in the internet under: http://www.wago.com...

  • Page 17: Functional Description

    The gate input stops the counter. Only 0 V or and open connection initialize the counter. 24 V stops the counting process. The latch and gate inputs are 24 V. WAGO-I/O-SYSTEM 750 I/O Modules...

  • Page 18: Process Image

    Control byte Counter value byte 0 (LSB) Setpoint value byte 0 (LSB) Counter value byte 1 (MSB Setpoint value byte 1 (MSB) reserved reserved Latched value byte 0 (LSB) reserved Latched value byte 1 (MSB) reserved WAGO-I/O-SYSTEM 750 I/O Modules...
  • Page 19 It is assumed that the counter difference of the two counter queries is smaller than (16-1) bits therefore counter overflows need not be considered. WAGO-I/O-SYSTEM 750 I/O Modules...
  • Page 20 The storage of a present counter value may also be accomplished via the index pulse from the encoder. Releasing is done when the EN_LATC bit (control bit 0) is set to “1“. The storage of the counter value is completed when LATC_VAL = 1 (status bit 0). WAGO-I/O-SYSTEM 750 I/O Modules...

  • Page 21: 750-631/000-004 [Incremental Enc./ Rs422]

    This module has no power contacts. For field supply to downstream I/O modules, a supply module will be needed. The module 750-631 and its variations can be used with all couplers/controllers of the WAGO-I/O-SYSTEM 750 (except for the economy types 750-320, -323, -324 and -327). WAGO-I/O-SYSTEM 750...

  • Page 22: Display Elements

    U ≤ 5.0 V Elements g063142x green U ≥ 15.0 V Field 24 V field supply voltage green supply missing 24 V field supply voltage ok Gate U ≤ 5.0 V green U ≥ 15.0 V WAGO-I/O-SYSTEM 750 I/O Modules...

  • Page 23: Schematic Diagram

    A / B / C Logic Latch / Gate / C / C Ext. Error Gate / Latch / Ext. Error Shield (screen) Ext. Error / Latch / Gate Shield (screen) 750-631/000-004 Fig. 2.1.3-2: Schematic Diagram g063141e WAGO-I/O-SYSTEM 750 I/O Modules...

  • Page 24: Technical Data

    1 x 8 bits control/status 1 x 8 bits reserved Isolation 500 V (System/Supply) Dimensions W x H* x L 24 mm x 64 mm x 100 mm * from upper edge of 35 DIN rail Weight ca. 105 g WAGO-I/O-SYSTEM 750 I/O Modules...
  • Page 25 EN 61079-15: 2005 More Information Detailed references to the approvals are listed in the document "Overview Approvals WAGO-I/O-SYSTEM 750", which you can find on the CD ROM ELECTRONICC Tools and Docs (Item-No.: 0888-0412) or in the internet under: http://www.wago.com...

  • Page 26: Functional Description

    The control bit EN_LATEXT must be deleted and reset, so that the counter value can be stored again. The gate input stops the counter. Only 0V or and open connection initialize the counter. 24V stops the counting process. The latch and gate inputs are 24V. WAGO-I/O-SYSTEM 750 I/O Modules...

  • Page 27: Process Image

    "Fieldbus Specific Design of the Process Data" included in the description concerning the process image of the corresponding coupler/controller. WAGO-I/O-SYSTEM 750 I/O Modules...
  • Page 28 The zero point latch (C input) is activated. With the first external latch pulse after the validity of the EN_LATC bit, the counter value is stored in the latch register (this has priority over EN_LATEX). The following pulses have no influence on the latch register when the bit is set. reserved WAGO-I/O-SYSTEM 750 I/O Modules...
  • Page 29 It is assumed that the counter difference of the two counter queries is smaller than (16-1) bits therefore counter overflows need not be considered. WAGO-I/O-SYSTEM 750 I/O Modules...
  • Page 30 The storage of a present counter value may also be accomplished via the index pulse from the encoder. Releasing is done when the EN_LATC bit (control bit 0) is set to “1“. The storage of the counter value is completed when LATC_VAL = 1 (status bit 0). WAGO-I/O-SYSTEM 750 I/O Modules...

  • Page 31: Variations

    The directly connected to the Ue and U0 terminations of the module, the power supply for 24 V transmitter can be connected to the 24 V field supply connectors. The shield (screen) is directly connected to the carrier rail. WAGO-I/O-SYSTEM 750 I/O Modules...
  • Page 32 The module 750-631 and its variations can be used with all couplers/controllers of the WAGO-I/O-SYSTEM 750 (except for the economy types 750-320, -323, -324 and -327). This description is valid for the XXXX3E08... hardware and software versions.

  • Page 33: Display Elements

    U < 0.5 V Latch U ≤ 5.0 V green U ≥ 15.0 V Field 24 V field supply voltage green supply missing 24 V field supply voltage ok Gate U ≤ 5.0 V green U ≥ 15.0 V WAGO-I/O-SYSTEM 750 I/O Modules...

  • Page 34: Schematic Diagram

    A / B / C Logic Latch / Gate / C / C Ext. Error Gate / Latch / Ext. Error Shield (screen) Ext. Error / Latch / Gate Shield (screen) 750-631/000-010 Fig. 2.1.4-2: Schematic Diagram g0631a1e WAGO-I/O-SYSTEM 750 I/O Modules...

  • Page 35: Technical Data

    1 x 8 bits control/status 1 x 8 bits reserved Isolation 500 V (System/Supply) Dimensions W x H* x L 24 mm x 64 mm x 100 mm * from upper edge of 35 DIN rail Weight ca. 105 g WAGO-I/O-SYSTEM 750 I/O Modules...
  • Page 36 EN 61079-15: 2005 More Information Detailed references to the approvals are listed in the document "Overview Approvals WAGO-I/O-SYSTEM 750", which you can find on the CD ROM ELECTRONICC Tools and Docs (Item-No.: 0888-0412) or in the internet under: http://www.wago.com...

  • Page 37: Functional Description

    The control bit EN_LATEXT must be deleted and reset, so that the counter value can be stored again. The gate input stops the counter. Only 0V or and open connection initialize the counter. 24V stops the counting process. WAGO-I/O-SYSTEM 750 I/O Modules...

  • Page 38: Process Image

    "Fieldbus Specific Design of the Process Data" included in the description concerning the process image of the corresponding coupler/controller. WAGO-I/O-SYSTEM 750 I/O Modules...
  • Page 39 The zero point latch (C input) is activated. With the first external latch pulse after the validity of the EN_LATC bit, the counter value is stored in the latch register (this has priority over EN_LATEX). The following pulses have no influence on the latch register when the bit is set. reserved WAGO-I/O-SYSTEM 750 I/O Modules...
  • Page 40 It is assumed that the counter difference of the two counter queries is smaller than (16-1) bits therefore counter overflows need not be considered. WAGO-I/O-SYSTEM 750 I/O Modules...
  • Page 41 The storage of a present counter value may also be accomplished via the index pulse from the encoder. Releasing is done when the EN_LATC bit (control bit 0) is set to “1“. The storage of the counter value is completed when LATC_VAL = 1 (status bit 0). WAGO-I/O-SYSTEM 750 I/O Modules...

  • Page 42: Connection Variations

    2.1.4.9.1 Incremental Encoder with RS422 Output (Variation A) Shield Abb. 2.1.4-3: Incremental encoder with RS422 output g0631a3e 2.1.4.9.2 Incremental Encoder with 24 V Push-Pull Output (Variation B) Shield Abb. 2.1.4-4: Incremental encoder with 24 V push-pull output g0631a4e WAGO-I/O-SYSTEM 750 I/O Modules...

  • Page 43: Incremental Encoder With Non-Equivalent 24 V Push-Pull Output (Variation C)

    Shield Abb. 2.1.4-5: Incremental encoder with non-equivalent 24 V push-pull output g0631a5e 2.1.4.9.4 Incremental Encoder with 5 V Push-Pull Output (Variation D) Shield Abb. 2.1.4-6: Incremental encoder with 5 V push-pull output g0631a6e WAGO-I/O-SYSTEM 750 I/O Modules...

  • Page 44: Use In Hazardous Environments

    44 • Use in Hazardous Environments 3 Use in Hazardous Environments The WAGO-I/O-SYSTEM 750 (electrical equipment) is designed for use in Zone 2 hazardous areas. The following sections include both the general identification of components (devices) and the installation regulations to be observed. The individual subsections of the "Installation Regulations"...

  • Page 45: Marking Configuration Examples

    Approval body and/or number of the examination IECEx PTB 07.0064X certificate I M2 / II 3 GD Explosion protection group and Unit category Ex nA Type of ignition and extended identification Explosion protection group Temperature class WAGO-I/O-SYSTEM 750 I/O Modules...
  • Page 46 Figure 3: Side marking example for Ex i and IEC Ex i approved I/O modules according to CENELEC and IEC Figure 4: Text detail – Marking example for Ex i and IEC Ex i approved I/O modules according to CENELEC and IEC WAGO-I/O-SYSTEM 750 I/O Modules...
  • Page 47 Device category: Zone 2 device (Zone 0 subunit) Explosion protection mark Type of protection: Non-sparking operating equipment [ia] Category of type of protection intrinsic safety: Even safe when two errors occur Explosion Group Temperature class: Max. surface temperature 135°C WAGO-I/O-SYSTEM 750 I/O Modules...

  • Page 48: Marking For America According To Nec 500

    Table 3: Description of marking example for I/O modules according to NEC 500 Printing on Text Description CL 1 Explosion protection group (condition of use category) DIV 2 Area of application (zone) Grp. ABCD Explosion group (gas group) Optemp code T4 Temperature class WAGO-I/O-SYSTEM 750 I/O Modules...

  • Page 49: Installation Regulations

    NFPA 70 National Electrical Code Art. 500 Hazardous Locations ANSI/ISA-RP 12.6-1987 Recommended Practice C22.1 Canadian Electrical Code Notice the following points When using the WAGO-I/O SYSTEM 750 (electrical operation) with Ex approval, the following points are mandatory: WAGO-I/O-SYSTEM 750 I/O Modules...

  • Page 50: Special Conditions For Safe Operation Of The Atex And Iec Ex (Acc. Demko 08 Atex 142851X And Iecex Ptb 07.0064)

    3.2.1 Special Conditions for Safe Operation of the ATEX and IEC Ex (acc. DEMKO 08 ATEX 142851X and IECEx PTB 07.0064) The fieldbus-independent I/O modules of the WAGO-I/O-SYSTEM 750-.../...-... must be installed in an environment with degree of pollution 2 or better. In the final...

  • Page 51: Special Conditions For Safe Use (Atex Certificate Tüv 07 Atex 554086 X)

    554086 X) For use as Gc- or Dc-apparatus (in zone 2 or 22) the field bus independent I/O modules WAGO-I/O-SYSTEM 750-*** shall be erected in an enclosure that fulfils the requirements of the applicable standards (see the marking) EN 60079-0, EN 60079-11, EN 60079-15, EN 61241-0 and EN 61241-1. For use as...
  • Page 52 If the module is energized do not remove or replace the fuse. Do not separate when energized! Do not separate the module when energized! Separate only in a non-hazardous area! Separate the module only in a non-hazardous area! WAGO-I/O-SYSTEM 750 I/O Modules...

  • Page 53: Special Conditions For Safe Use (Iec-Ex Certificate Tun 09.0001

    3.2.3 Special conditions for safe use (IEC-Ex Certificate TUN 09.0001 For use as Dc- or Gc-apparatus (in zone 2 or 22) the fieldbus independent I/O modules WAGO-I/O-SYSTEM 750-*** shall be erected in an enclosure that fulfils the requirements of the applicable standards (see the marking) IEC 60079-0, IEC 60079-11, IEC 60079-15, IEC 61241-0 and IEC 61241-1.
  • Page 54 If the module is energized do not remove or replace the fuse. Do not separate when energized! Do not separate the module when energized! Separate only in a non-hazardous area! Separate the module only in a non-hazardous area! WAGO-I/O-SYSTEM 750 I/O Modules...

  • Page 55: Special Conditions For Safe Use (Atex Certificate Dekra 11Atex0203 X)

    Address selectors and ID switches may only be adjusted when the system supply is switched off, or when the location is known to be non-hazardous. The ambient temperature range is: 0°C ≤ T ≤ +55°C. WAGO-I/O-SYSTEM 750 I/O Modules...

  • Page 56: Ansi/Isa 12.12.01

    Devices containing fuses must not be fitted into circuits subject to over loads! Devices containing fuses must not be fitted into circuits subject to over loads, e.g. motor circuits! WAGO-I/O-SYSTEM 750 I/O Modules...
  • Page 57 Proof of certification is available on request. Also take note of the information given on the module technical information sheet. The Instruction Manual, containing these special conditions for safe use, must be readily available to the user. WAGO-I/O-SYSTEM 750 I/O Modules...
  • Page 58 WAGO Kontakttechnik GmbH & Co. KG Postfach 2880 • D-32385 Minden Hansastraße 27 • D-32423 Minden Phone: 05 71/8 87 – 0 Fax: 05 71/8 87 – 1 69 E-Mail: info@wago.com Internet: http://www.wago.com...

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I/o system 750-631

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