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WAGO 750-555, Manual

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WAGO 750-555 Manual Download Page 38

38 

Use in Hazardous Environments 

WAGO-I/O-SYSTEM 750 

 

 

750-555 4AO 4-20mA 

Manual 

 

Version 1.2.1  

 

7.1.2 

Marking for America (NEC) and Canada (CEC) 

 

 

Figure 16: Marking Example According to NEC 

 

 

Figure 17: Text Detail – Marking Example According to NEC 500 

Table 18: Description of Marking Example According to NEC 500 

Marking 

Description 

CL I 

Explosion protection (gas group)  

DIV 2 

Area of application  

Grp. A B C D 

Explosion group (gas group) 

op temp code T4 

Temperature class 

 

 

 

 

Summary of Contents for 750-555

Page 1: ...Manual WAGO I O SYSTEM 750 750 555 4AO 4 20mA 4 Channel Analog Output Module 4 20 mA Version 1 2 1...

Page 2: ...il support wago com Every conceivable measure has been taken to ensure the accuracy and completeness of this documentation However as errors can never be fully excluded we always appreciate any inform...

Page 3: ...s 11 3 Device Description 13 3 1 View 15 3 2 Connectors 16 3 2 1 Data Contacts Local Bus 16 3 2 2 Power Jumper Contacts Field Supply 17 3 2 3 CAGE CLAMP Connectors 19 3 3 Display Elements 20 3 4 Opera...

Page 4: ...33 7 1 Marking Configuration Examples 34 7 1 1 Marking for Europe According to ATEX and IECEx 34 7 1 2 Marking for America NEC and Canada CEC 38 7 2 Installation Regulations 41 7 2 1 Special Notes Reg...

Page 5: ...in the manual for the used fieldbus coupler controller Consider power layout of the WAGO I O SYSTEM 750 In addition to these operating instructions you will also need the manual for the used fieldbus...

Page 6: ...erate risk potentially hazardous situation which if not avoided could result in death or serious injury Personal Injury Indicates a low risk potentially hazardous situation which if not avoided may re...

Page 7: ...SYSTEM 750 Notes about this Documentation 7 750 555 4AO 4 20mA Manual Version 1 2 1 Additional Information Refers to additional information which is not an integral part of this documentation e g the...

Page 8: ...re marked in italic type e g C Program Files WAGO Software Menu Menu items are marked in bold letters e g Save A greater than sign between two names means the selection of a menu item from a menu e g...

Page 9: ...coupler or controller should always be carried out by qualified personnel with sufficient skills in PLC programming 2 1 3 Use of the WAGO I O SYSTEM 750 in Compliance with Underlying Provisions Fieldb...

Page 10: ...e modules contain no parts that can be serviced or repaired by the user The following actions will result in the exclusion of liability on the part of WAGO Kontakttechnik GmbH Co KG Repairs Changes to...

Page 11: ...ess to such equipment and fixtures to authorized qualified staff only by means of specific keys or tools Replace defective or damaged devices Replace defective or damaged device module e g in the even...

Page 12: ...lines Avoid reverse polarity of data and power supply lines as this may damage the devices involved Avoid electrostatic discharge The devices are equipped with electronic components that may be destro...

Page 13: ...odule any unacceptable combination will result in an error message A green status LED indicates the operating status and error free local bus communication A red error LED indicates a wire break or an...

Page 14: ...acts the individual modules can be arranged in any combination when configuring the fieldbus node An arrangement in groups within the group of potentials is not necessary The I O module 750 555 can be...

Page 15: ...ew Pos Description Details See Section 1 Marking possibility with Mini WSB 2 Status LEDs Device Description Display Elements 3 Data contacts Device Description Connectors 4 CAGE CLAMP connectors Devic...

Page 16: ...available as self cleaning gold spring contacts Figure 2 Data Contacts Do not place the I O modules on the gold spring contacts Do not place the I O modules on the gold spring contacts in order to avo...

Page 17: ...hose on the right side as spring contacts Figure 3 Power Jumper Contacts Table 4 Legend for Figure Power Jumper Contacts Contact Type Function 1 Spring contact Potential transmission Uv for field supp...

Page 18: ...4AO 4 20mA Manual Version 1 2 1 Use supply modules for ground earth The I O module has no power jumper contacts for receiving and transmitting the earth potential Use a supply module when an earth po...

Page 19: ...egend for Figure CAGE CLAMP Connectors Channel Designation Connector Function 1 AO 1 1 Output AO 1 Signal voltage 0 V 2 Output AO 1 Common ground 2 AO 2 5 Output AO 2 Signal voltage 0 V 6 Output AO 2...

Page 20: ...ay Elements Designation LED State Function Function A Off No operational readiness or the local bus communication is interrupted Green Operational readiness and trouble free local bus communication Er...

Page 21: ...WAGO I O SYSTEM 750 Device Description 21 750 555 4AO 4 20mA Manual Version 1 2 1 3 5 Schematic Diagram Figure 6 Schematic Diagram...

Page 22: ...umper contacts 24 VDC 25 30 Current consumption power jumper contactmax 24 VDC 20 mA load Current via power jumper contactsmax 10 A Isolation peak value 500 V system field level 3 6 3 Communication Ta...

Page 23: ...ide contact hard gold plated self cleaning 3 6 6 Climatic Environmental Conditions Table 14 Technical Data Climatic Environmental Conditions Surrounding air temperature operation 0 C 55 C Surrounding...

Page 24: ...DS Additional documentation and information on automation products WAGO I O SYSTEM 750 System Description The following approvals have been granted to 750 555 I O modules Conformity Marking UL508 Kore...

Page 25: ...to 750 555 I O modules ABS American Bureau of Shipping Federal Maritime and Hydrographic Agency BV Bureau Veritas DNV Det Norske Veritas Class B GL Germanischer Lloyd Cat A B C D EMC 1 KR Korean Regis...

Page 26: ...750 555 I O modules meet the following requirements on emission and immunity of interference EMC CE Emission of interference EN 61000 6 4 EMC CE Immunity to interference EN 61000 6 2 EMC marine appli...

Page 27: ...ted in a data word 16 bits as output byte 0 low and output byte 1 high via the process image of the fieldbus coupler controller This output value is represented with a 12 bit resolution on bit B3 B14...

Page 28: ...with power contacts blade contacts cannot be linked to I O modules with fewer power contacts Risk of injury due to sharp edged blade contacts The blade contacts are sharp edged Handle the I O module c...

Page 29: ...that the tongue and groove joints to the fieldbus coupler controller or to the previous or possibly subsequent I O module are engaged Figure 7 Insert I O Module Example 2 Press the I O module into th...

Page 30: ...Version 1 2 1 5 2 2 Removing the I O Module 1 Remove the I O module from the assembly by pulling the release tab Figure 9 Removing the I O Module Example Electrical connections for data or power jump...

Page 31: ...s Only connect one conductor to each CAGE CLAMP Only one conductor may be connected to each CAGE CLAMP Do not connect more than one conductor at one single connection If more than one conductor must b...

Page 32: ...32 Connect Devices WAGO I O SYSTEM 750 750 555 4AO 4 20mA Manual Version 1 2 1 6 2 Connection Example Figure 11 Connecting Diagram...

Page 33: ...signed 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...

Page 34: ...50 750 555 4AO 4 20mA Manual Version 1 2 1 7 1 Marking Configuration Examples 7 1 1 Marking for Europe According to ATEX and IECEx Figure 12 Marking Example According to ATEX and IECEx Figure 13 Text...

Page 35: ...p of dust T135 C Max surface temperature of the enclosure without a dust layer Dc Equipment protection level EPL Mining I Equipment group Mining M2 Category High level of protection Ex Explosion prote...

Page 36: ...GO I O SYSTEM 750 750 555 4AO 4 20mA Manual Version 1 2 1 Figure 14 Marking Example for Approved Ex i I O Module According to ATEX and IECEx Figure 15 Text Detail Marking Example for Approved Ex i I O...

Page 37: ...quipment protection level EPL Mining I Equipment Group Mining M2 M1 Category High level of protection with electrical circuits which present a very high level of protection Ex Explosion protection mar...

Page 38: ...Canada CEC Figure 16 Marking Example According to NEC Figure 17 Text Detail Marking Example According to NEC 500 Table 18 Description of Marking Example According to NEC 500 Marking Description CL I E...

Page 39: ...evel EPL Associated apparatus with intrinsic safety circuits for use in Zone 20 IIC Group T4 Temperature class Gc Equipment protection level EPL Figure 19 Text Detail Marking Example for Approved Ex i...

Page 40: ...protection ia IIIC Type of protection and equipment protection level EPL Associated apparatus with intrinsic safety circuits for use in Zone 20 IIC Group T4 Temperature class Gc Equipment protection l...

Page 41: ...ing components The product is an open system As such the product must only be installed in appropriate enclosures or electrical operation rooms to which the following applies Can only be opened using...

Page 42: ...erating DIP switches coding switches or potentiometers Replacing fuses Wiring connecting or disconnecting of non intrinsically safe circuits is only permitted in the following cases The circuit is dis...

Page 43: ...ks or telecommunication cables WARNING The radio receiver module 750 642 may only be used to connect to external antenna 758 910 WARNING Product components with fuses must not be fitted into circuits...

Page 44: ...arking Example According to ATEX and IECEx 34 Figure 13 Text Detail Marking Example According to ATEX and IECEx 34 Figure 14 Marking Example for Approved Ex i I O Module According to ATEX and IECEx 36...

Page 45: ...g 23 Table 12 Technical Data Power Jumper Contacts 23 Table 13 Technical Data Data Contacts 23 Table 14 Technical Data Climatic Environmental Conditions 23 Table 15 Process Image 27 Table 16 Descripti...

Page 46: ...WAGO Kontakttechnik GmbH Co KG Postfach 2880 32385 Minden Hansastra e 27 32423 Minden Phone 0571 887 0 Fax 0571 887 169 E Mail info wago com Internet http www wago com...

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