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Process Image

WAGO-I/O-SYSTEM 750 XTR

750-469/040-000 2AI Thermocouple configurable /XTR

Manual

Version 1.3.0

Table 30: Process Image Type B, With Wire Break Diagnostics

Temperature

°C

Numeric value

Status

byte
hex.

LED

error

AI 1, 2

Binary

Hex.

Dec.

< 600.0

’0001 0111 0111 0000’

< 0x1770

< 6000

0x41

600

’0001 0111 0111 0000’

0x1770

6000

0x00

OFF

700

’0001 1011 0101 1000’

0x1B58

7000

0x00

OFF

800

’0001 1111 0100 0000’

0x1F40

8000

0x00

OFF

900

’0010 0011 0010 1000’

0x2328

9000

0x00

OFF

1000

’0010 0111 0001 0000’

0x2710

10000

0x00

OFF

1300

’0011 0010 1100 1000’

0x32C8

13000

0x00

OFF

1400

’0011 0110 1011 0000’

0x36B0

14000

0x00

OFF

1500

’0011 1010 1001 1000’

0x3A98

15000

0x00

OFF

1600

’0011 0000 0000 0000’

0x3E80

16000

0x00

OFF

1700

’0100 0010 0110 1000’

0x4268

17000

0x00

OFF

1800

’0100 0110 0101 0000’

0x4650

18000

0x00

OFF

Approx. 1800.0

’0100 0110 0101 0000’

> 0x4650

> 18000

0x42

Wire break

’0111 1111 1111 1111’

0x7FFF

32767

0x42

Temperature values below 0 °C are represented in two's complement binary.

Table 31: Process Image Type R, With Wire Break Diagnostics

Temperature

°C

Numeric value

Status

byte
hex.

LED

error

AI 1, 2

Binary

Hex.

Dec.

< 0

’0000 0000 0000 0000’

< 0x0000

< 0

0x41

’0000 0000 0000 0000’

0x0000

0x00

OFF

100

’0000 0011 1110 1000’

0x03E8

1000

0x00

OFF

200

’0000 0111 1101 0000’

0x07D0

2000

0x00

OFF

300

’0000 1011 1011 1000’

0x0BB8

3000

0x00

OFF

400

’0000 1111 1010 0000’

0x0FA0

4000

0x00

OFF

500

’0001 0011 1000 1000’

0x1388

5000

0x00

OFF

600

’0001 0111 0111 0000’

0x1770

6000

0x00

OFF

1000

’0010 0111 0001 0000’

0x2710

10000

0x00

OFF

1300

’0011 0010 1100 1000’

0x32C8

13000

0x00

OFF

1400

’0011 0110 1011 0000’

0x36B0

14000

0x00

OFF

1500

’0011 1010 1001 1000’

0x3A98

15000

0x00

OFF

1600

’0011 0000 0000 0000’

0x3E80

16000

0x00

OFF

1700

’0100 0010 0110 1000’

0x4268

17000

0x00

OFF

Approx. 1700.0

’0100 0010 0110 1000’

> 0x4268

> 17000

0x42

Wire break

’0111 1111 1111 1111’

0x7FFF

32767

0x42

Temperature values below 0 °C are represented in two's complement binary.

Summary of Contents for 750-469/040-000

Page 1: ...Manual WAGO I O SYSTEM 750 XTR 750 469 040 000 2AI Thermocouple configurable XTR 2 Channel Analog Input Module for Thermocouples Configurable XTR Version 1 3 0 ...

Page 2: ... 8 87 84 45 55 E Mail 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 information or suggestions for improving the documentation E Mail documentation wago com We wish to point out that the software and hardware terms as well as the trademarks of companies u...

Page 3: ...nt 10 2 1 4 1 2 Packaging 11 2 2 Safety Advice Precautions 12 3 Device Description 15 3 1 View 17 3 2 Connectors 18 3 2 1 Data Contacts Local Bus 18 3 2 2 Power Jumper Contacts Field Supply 19 3 2 3 CAGE CLAMP Connectors 19 3 3 Display Elements 21 3 4 Operating Elements 22 3 5 Schematic Diagram 22 3 6 Technical Data 23 3 6 1 Device Data 23 3 6 2 Supply 23 3 6 3 Communication 23 3 6 4 Inputs 24 3 6...

Page 4: ...les 48 6 2 1 Grounded Thermocouples 49 6 2 2 Ungrounded Thermocouples 49 7 Use in Hazardous Environments 50 7 1 Marking Configuration Examples 51 7 1 1 Marking for Europe According to ATEX and IECEx 51 7 1 2 Marking for the United States of America NEC and Canada CEC 55 7 2 Installation Regulations 58 7 2 1 Special Notes Regarding Explosion Protection 58 7 2 2 Special Notes Regarding ANSI ISA Ex 6...

Page 5: ...50 XTR and in the manual for the used fieldbus coupler controller Consider power layout of the WAGO I O SYSTEM 750 XTR In addition to these operating instructions you will also need the system description Design Notes XTR Guidelines and Recommendations for Increasing Operational Safety and the manual for the used fieldbus coupler controller which can be downloaded at www wago com There you can obt...

Page 6: ...ury Indicates a moderate 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 result in minor or moderate injury Damage to Property Indicates a potentially hazardous situation which if not avoided may result in damage to property Damage to Property Caused by El...

Page 7: ...otes about this Documentation 7 750 469 040 000 2AI Thermocouple configurable XTR Manual Version 1 3 0 Additional Information Refers to additional information which is not an integral part of this documentation e g the Internet ...

Page 8: ...s and data files are 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 File New Input Designation of input or optional fields are marked in bold letters e g Start of measurement range Value Input or selective values are marked in inverted commas e g Ent...

Page 9: ... environments All changes to the coupler or controller should always be carried out by qualified personnel with sufficient skills in PLC programming 2 1 3 Use of the 750 Series in Compliance with Underlying Provisions Fieldbus couplers controllers and I O modules found in the modular WAGO I O SYSTEM 750 receive digital and analog signals from sensors and transmit them to actuators or higher level ...

Page 10: ...epaired 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 the hardware or software that are not described in the operating instructions Improper use of the components Further details are given in the contractual agreements Please send your request for modified and new hardware or software configurations dire...

Page 11: ... of electrical and electronic equipment can be harmful to the environment and human health 2 1 4 1 2 Packaging Packaging contains materials that can be reused PPWD 94 62 EU and 2004 12 EU packaging guidelines apply throughout Europe Directives and laws may vary nationally Environmentally friendly disposal of the packaging protects the environment and allows sustainable and efficient use of resourc...

Page 12: ...rotection against contact Prevent fire from spreading outside of the enclosure Offer adequate protection against UV irradiation Guarantee mechanical stability Restrict access to authorized personnel and may only be opened with tools Ensure disconnect and overcurrent protection The device is intended for installation in automation technology systems Disconnect protection is not integrated Connected...

Page 13: ... device Replace defective or damaged devices Replace defective or damaged device module e g in the event of deformed contacts Protect the components against materials having seeping and insulating properties The components are not resistant to materials having seeping and insulating properties such as aerosols silicones and triglycerides found in some hand creams If you cannot exclude that such ma...

Page 14: ...st electrostatic discharge per DIN EN 61340 5 1 3 When handling the devices please ensure that environmental factors personnel work space and packaging are properly grounded Use only direct current DC for insulation testing Both the system voltage and field voltage side are capacitively coupled to the DIN rail If an I O module is mounted on the DIN rail application of an AC voltage between the DIN...

Page 15: ...of 2 thermocouples For example 2 thermocouples can be connected either to the CAGE CLAMP connectors TC 1 and TC 1 or to TC2 and TC 2 The shield connection is fed directly to the carrier rail and contact is made automatically by snapping the module onto the rail The field voltage and the system voltage are electrically isolated from each other The assignment of the connections is described in the C...

Page 16: ...ontrol systems railway technology or shipbuilding certified operation field side power supply filter 750 624 040 001 or power supply filter 750 626 040 000 are generally to be used for XTR module groups The I O module can be operated with all fieldbus couplers controllers of the WAGO I O SYSTEM 750 XTR Observe the instructions for mixed operation when used in mixed operation behind standard fieldb...

Page 17: ...iew Figure 1 View Table 3 Legend for Figure View 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 Device Description Connectors 5 Release tab Mounting Inserting and Removing Devices ...

Page 18: ...ts which are 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 avoid soiling or scratching Pay attention to potential equalization from the environment The devices are equipped with electronic components that may be destroyed by electrostatic discharge ...

Page 19: ...nd for Figure CAGE CLAMP Connectors Channel Designation Connector Function 1 TC 1 1 Sensor 1 TC TC 1 2 Sensor 1 TC Common ground 3 Common ground Shield screen 4 Shield screen 2 TC 2 5 Sensor 2 TC TC 2 6 Sensor 2 TC Common ground 7 Common ground Shield screen 8 Shield screen Only use connections 3 and 7 as a signal ground The current between connections 3 and 7 must be less than 0 1 A A current gre...

Page 20: ...or analog signals and I O modules which are equipped with shield clamps Only then can you ensure that the accuracy and interference immunity specified for the respective I O module can be achieved even in the presence of interference acting on the signal cable For further information about shielding see system manual WAGO I O SYSTEM 750 XTR section Connect Devices Shielding ...

Page 21: ...readiness or the local bus communication is interrupted Green Operational readiness and trouble free local bus communication C Off Normal operation Red Overrange underflow of the admissible measuring range broken wire 2 E Off No operational readiness or the local bus communication is interrupted Green Operational readiness and trouble free local bus communication G Off Normal operation Red Overran...

Page 22: ... Elements The I O module 750 469 040 000 has no operating elements 3 5 Schematic Diagram Figure 5 Schematic Diagram Only use connections 3 and 7 as a signal ground The current between connections 3 and 7 must be less than 0 1 A A current greater than 0 1 A can destroy the I O module Only use connections 3 and 7 as a signal ground ...

Page 23: ... 6 Technical Data Device Width 12 mm Height from upper edge of DIN rail 60 6 mm Depth 100 mm Weight 38 2 g Degree of protection IP20 3 6 2 Supply Table 7 Technical Data Supply Current consumption system voltage max 65 mA Rated surge voltage 1 kV 3 6 3 Communication Table 8 Technical Data Communication Data width 2 16 bits data 2 8 bits control status optional ...

Page 24: ...ce 1 MΩ Cold junction compensation At each pair of terminal blocks Resolution over entire range 0 1 C Conversion time 320 ms each channel Measuring error at 25 C voltage input cold junction compensation 6 K 2 K 4 K Temperature coefficient 0 2 K per K Max admissible current between the ground contacts 3 and 7 100 mA 3 6 5 Connection Type Table 10 Technical Data Field Wiring Wire connection CAGE CLA...

Page 25: ...ons Surrounding air temperature operation 40 C 70 C Surrounding air temperature storage 40 C 85 C Relative humidity 95 Elevation above sea level without temperature derating with temperature derating max 0 m 2000 m 2000 m 5000 m 0 5 K per 100 m 5000 m Resistance to harmful substances Acc to IEC 60068 2 42 and IEC 60068 2 43 Maximum pollutant concentration at relative humidity 75 SO2 25 ppm H2S 10 ...

Page 26: ...granted to 750 469 040 000 I O modules Conformity Marking UL508 Korea Certification MSIP REM W43 AIM750 The following Ex approvals have been granted to 750 469 040 000 I O modules CULUS ANSI ISA 12 12 01 Class I Div2 ABCD T4 TÜV 17 ATEX 193969 X II 3 G Ex ec IIC T4 Gc IECEx TUN 16 0046X Ex ec IIC T4 Gc The following ship approvals have been granted to 750 469 040 000 I O modules ABS American Burea...

Page 27: ...ctrical equipment Equipment requirements in the types of protection EN 60079 7 2015 Electrical equipment in e type of protection with ec level of protection EN 60079 15 2010 Electrical equipment in the n type of protection with nC level of protection IECEx Certificates of Conformity General Requirements IEC 60079 0 ed 6 Group II electrical equipment Equipment requirements in the types of protectio...

Page 28: ...s 1000 shocks per axis and direction half sine EN 50155 EN 61373 Random vibration Category 1 classes A and B Shock 5g 30 ms Category 1 classes A and B Environmental Requirements EN 61850 3 Achieved EN 60721 3 1 1K5 except precipitation and ice formation EN 60721 3 3 3K7 except wind driven precipitation water and ice formation EN 60870 2 2 C3 except wind driven precipitation and ice formation EN 50...

Page 29: ...6 IEEE C37 90 1 4 kV Surge Voltage Surge EN 61000 4 5 EN 60255 26 1 kV conductor conductor 2 kV conductor ground Conducted Disturbances Induced by High frequency Fields EN 61000 4 6 EN 60255 26 10 V 150 kHz 80 MHz Magnetic Fields With Electrical Frequencies EN 61000 4 8 EN 60255 26 300 A m continuous 1000 A m for 1 s Pulse shaped Magnetic Fields EN 61000 4 9 300 A m Damped Oscillatory Magnetic Fie...

Page 30: ... Components of the Voltage to DC Line Connections EN 61000 4 17 EN 60255 26 15 Damped Oscillatory Waves EN 61000 4 18 EN 60255 26 IEEE C37 90 1 1 25 kV conductor conductor 2 5 kV conductor ground Voltage Dips Short term Interruptions and Voltage Fluctuations to DC Supply Inputs EN 61000 4 29 EN 60255 26 Standard not applicable Harmonics Shipbuilding Standard not applicable The list of ship certifi...

Page 31: ... GHz 60 dB µV m AV 3 GHz 6 GHz Shipbuilding Class B 80 dB µV m 50 dB µV m QP 150 kHz 300 kHz 50 dB µV m 34 dB µV m QP 0 3 MHz 30 MHz 54 dB µV m QP 30 MHz 2 GHz 24 dB µV m QP 156 MHz 165 MHz Shipbuilding Class A 80 dB µV m 50 dB µV m QP 150 kHz 30 MHz 60 dB µV m 54 dB µV m QP 30 MHz 100 MHz 54 dB µV m QP 100 MHz 2 GHz 24 dB µV m QP 156 MHz 165 MHz Conducted Emission of Interference Line Connection ...

Page 32: ...val for EMC A or EMC B Table 19 Standards and Rated Conditions for Rail Applications EN 50155 Class Standard Compliance 4 1 Rated Operating Conditions 4 1 1 Altitude above sea level AX EN 50125 1 4 1 2 Ambient operating temperature TX 4 1 3 Shock and vibration 1A and 1B EN 61373 4 1 4 Relative humidity 95 coated PCBs 5 1 Power Supply 5 1 1 1 Master voltage fluctuations Minimum voltage 0 725 Un Max...

Page 33: ...s well as the particular design of the respective control status bytes from the section Fieldbus Specific Design of the Process Data included in the description concerning the process image of the fieldbus coupler controller used 4 1 Configurable I O Module 750 469 040 000 The operating mode of I O module 750 469 040 000 can be configured using the WAGO I O CHECK commissioning tool The default set...

Page 34: ...it 1 Error Used when the I O module detects an error in the internal function or a wire break Bit 2 0 Watchdog Timer OFF Watchdog timer not enabled ON Watchdog timer enabled If not process data is exchanged with the fieldbus coupler controller the green LEDs go out Amount Sign OFF Two s complement representation ON Amount sign representation Filter Constants 12 5 Hz 640 ms 50 Hz 320 ms 100 Hz 160 ...

Page 35: ...on 1 3 0 Table 21 Offset Gain Values Input field Offset Gain User Scaling 0x0000 0x0100 WAGO Scaling 0x0000 0x00A0 Additional information Detailed information about configuring this I O module is available in the documentation for the WAGO I O CHECK commissioning tools and on the Internet at www wago com ...

Page 36: ...2EE0 12000 0x00 OFF 1300 0 0011 0010 1100 1000 0x32C8 13000 0x00 OFF 1370 0 0011 0101 1000 0100 0x3584 13700 0x00 OFF approx 1370 0 0011 0101 1000 0100 0x3584 13700 0x42 ON Wire break 0111 1111 1111 1111 0x7FFF 32767 0x42 ON 1 Temperature values below 0 C are represented in two s complement binary Table 23 Process Image Type S With Wire Break Diagnostics Temperature C Numeric value 1 Status byte h...

Page 37: ... 1010 0000 0x0FA0 4000 0x42 OFF 400 0 0000 1111 1010 0000 0x0FA0 4000 0x42 ON Wire break 0111 1111 1111 1111 0x7FFF 32767 0x42 ON 1 Temperature values below 0 C are represented in two s complement binary Table 25 Process Image Type J With Wire Break Diagnostics Temperature C Numeric value 1 Status byte hex LED error AI 1 2 Binary Hex Dec 100 1111 1100 0001 1000 0xFC18 1000 0x41 ON 100 0 1111 1100 ...

Page 38: ... 0000 0110 0x2706 9990 0x42 ON Wire break 0111 1111 1111 1111 0x7FFF 32767 0x42 ON 1 Temperature values below 0 C are represented in two s complement binary Table 27 Process Image Type L With Wire Break Diagnostics Temperature C Numeric value 1 Status byte hex LED error AI 1 2 Binary Hex Dec 100 0 1111 1100 0001 1000 0xFC18 1000 0x41 ON 100 0 1111 1100 0001 1000 0xFC18 1000 0x00 OFF 0 0 0000 0000 ...

Page 39: ... 1000 0x32C8 13000 0x00 OFF approx 1300 0011 0010 1100 1000 0x32C8 13000 0x42 ON Wire break 0111 1111 1111 1111 0x7FFF 32767 0x42 ON 1 Temperature values below 0 C are represented in two s complement binary Table 29 Process Image Type U With Wire Break Diagnostics Temperature C Numeric value 1 Status byte hex LED error AI 1 2 Binary Hex Dec 25 0 1111 1111 1110 0111 0xFFE7 250 0x41 ON 25 1111 1111 ...

Page 40: ...eak 0111 1111 1111 1111 0x7FFF 32767 0x42 ON 1 Temperature values below 0 C are represented in two s complement binary Table 31 Process Image Type R With Wire Break Diagnostics Temperature C Numeric value 1 Status byte hex LED error AI 1 2 Binary Hex Dec 0 0000 0000 0000 0000 0x0000 0 0x41 ON 0 0000 0000 0000 0000 0x0000 0 0x00 OFF 100 0000 0011 1110 1000 0x03E8 1000 0x00 OFF 200 0000 0111 1101 00...

Page 41: ... 0x493E 18750 0x00 OFF Wire break 0111 1111 1111 1111 0x7FFF 32767 0x00 OFF 1 Voltage values below 0 mV are represented in two s complement binary For the voltage measurement the input range of 60 mV to 60 mV is mapped to a value range of 18750 to 18750 at a resultion of 3 2 µV per digit Table 33 Process Image mV Measurement 60 mV Voltage mV Numeric value 1 Status byte hex LED error AI 1 2 Binary ...

Page 42: ...00 OFF 20 1100 1111 0010 1100 CF2C 12500 0x00 OFF 10 1110 0111 1001 0110 E796 6250 0x00 OFF 5 1111 0011 1100 1011 F3CB 3125 0x00 OFF 0 0000 0000 0000 0000 0000 0 0x00 OFF 5 0000 1100 0011 0101 0C35 3125 0x00 OFF 10 0001 1000 0110 1010 186A 6250 0x00 OFF 20 0011 0000 1101 0100 30D4 12500 0x00 OFF 30 0100 1001 0011 1110 493E 18750 0x00 OFF 30 0 0100 1001 0011 1110 0x493E 18750 0x00 OFF Wire break 01...

Page 43: ...tacts are sharp edged Handle the I O module carefully to prevent injury Do not touch the blade contacts Insert I O modules only from the proper direction All I O modules feature grooves for power jumper contacts on the right side For some I O modules the grooves are closed on the top Therefore I O modules featuring a power jumper contact on the left side cannot be snapped from the top This mechani...

Page 44: ...t work when devices are energized High voltage can cause electric shock or burns Switch off all power to the device prior to performing any installation repair or maintenance work Temperature range applies to normal operation XTR I O modules may be operated below 20 C but not wired and or reconnected 5 2 1 Inserting the I O Module 1 Position the I O module so that the tongue and groove joints to t...

Page 45: ...o the assembly until the I O module snaps into the carrier rail Figure 7 Snap the I O Module into Place Example With the I O module snapped in place the electrical connections for the data contacts and power jumper contacts if any to the fieldbus coupler controller or to the previous or possibly subsequent I O module are established ...

Page 46: ...gurable XTR Manual Version 1 3 0 5 2 2 Removing the I O Module 1 Remove the I O module from the assembly by pulling the release tab Figure 8 Removing the I O Module Example Electrical connections for data or power jumper contacts are disconnected when removing the I O module ...

Page 47: ...ted to each CAGE CLAMP Do not connect more than one conductor at one single connection If more than one conductor must be routed to one connection these must be connected in an up circuit wiring assembly for example using WAGO feed through terminals 1 For opening the CAGE CLAMP insert the actuating tool into the opening above the connection 2 Insert the conductor into the corresponding connection ...

Page 48: ...d even in the presence of interference acting on the signal cable For further information about shielding see system manual WAGO I O SYSTEM 750 XTR section Connect Devices Shielding Figure 10 Connection Example Ensure good grounding practices When connecting the thermocouples good grounding practices must be guaranteed between the machine and the sensors that are connected to the module Insufficie...

Page 49: ... the screen S using an external bridge so that common mode interferences can be eliminated Figure 11 Connection of Grounded Thermocouple 6 2 2 Ungrounded Thermocouples With ungrounded thermocouples the common ground M can be connected both to the TC input and to the screen S if required using an external bridge so that common mode interferences can be eliminated Figure 12 Connection of Ungrounded ...

Page 50: ...e 2 hazardous areas and shall be used in accordance with the marking and installation regulations 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 section must be taken into account if the I O module has the required approval or is subject to the range of a...

Page 51: ...0 000 2AI Thermocouple configurable XTR Manual Version 1 3 0 7 1 Marking Configuration Examples 7 1 1 Marking for Europe According to ATEX and IECEx Figure 13 Marking Example According to ATEX and IECEx Figure 14 Text Detail Marking Example According to ATEX and IECEx ...

Page 52: ...IIIC Explosion group 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 protection mark d Type of protection Flameproof enclosure I Explosion group for electrical equipment for mines susceptible to firedamp Mb Equipment protection level EPL Gases II Equipmen...

Page 53: ...s 53 750 469 040 000 2AI Thermocouple configurable XTR Manual Version 1 3 0 Figure 15 Marking Example for Approved Ex i I O Module According to ATEX and IECEx Figure 16 Text Detail Marking Example for Approved Ex i I O Module According to ATEX and IECEx ...

Page 54: ... a dust layer Dc Equipment 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 mark d Type of protection Flameproof enclosure ia Ma Type of protection and equipment protection level EPL Associated apparatus with intrinsic safety electrical circuits I Explosion gro...

Page 55: ...ed States of America NEC and Canada CEC Figure 17 Marking Example According to NEC Figure 18 Text Detail Marking Example According to NEC 500 Table 37 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 ...

Page 56: ...ipment protection level EPL Associated apparatus with intrinsic safety circuits for use in Zone 20 IIC Group T4 Temperature class Gc Equipment protection level EPL Figure 20 Text Detail Marking Example for Approved Ex i I O Module According to NEC 506 Table 39 Description of Marking Example for Approved Ex i I O Modules According to NEC 506 Marking Description CI I Explosion protection group Zn 2 ...

Page 57: ...n mark nA Type of 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 level EPL X Symbol used to denote specific conditions of use Gases Ex Explosion protection mark nA Type of protection ia Ga Type of protection and equipment protection level EPL Assoc...

Page 58: ...inting when replacing 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 a tool or key Inside pollution degree 1 or 2 In operation internal air temperature within the range of 0 C Ta 55 C or 20 C Ta 60 C for components with extension number 025 xxx or 40 ...

Page 59: ...ce in particular Operating 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 disconnected from the power supply The area is known to be non hazardous Outside the device suitable measures must be taken so that the rated voltage is not exceeded by more than 40 du...

Page 60: ...o telephone networks 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 subject to overloads These include e g motor circuits WARNING When installing I O module 750 538 Control Drawing No 750538 in the manual must be strictly observed Additional Informat...

Page 61: ...onnection of Ungrounded Thermocouple 49 Figure 13 Marking Example According to ATEX and IECEx 51 Figure 14 Text Detail Marking Example According to ATEX and IECEx 51 Figure 15 Marking Example for Approved Ex i I O Module According to ATEX and IECEx 53 Figure 16 Text Detail Marking Example for Approved Ex i I O Module According to ATEX and IECEx 53 Figure 17 Marking Example According to NEC 55 Figu...

Page 62: ... I O Module 750 469 040 000 34 Table 21 Offset Gain Values 35 Table 22 Process Image Type K With Wire Break Diagnostics 36 Table 23 Process Image Type S With Wire Break Diagnostics 36 Table 24 Process Image Type T With Wire Break Diagnostics 37 Table 25 Process Image Type J With Wire Break Diagnostics 37 Table 26 Process Image Type E With Wire Break Diagnostics 38 Table 27 Process Image Type L Wit...

Page 63: ... SYSTEM 750 XTR List of Tables 63 750 469 040 000 2AI Thermocouple configurable XTR Manual Version 1 3 0 Table 40 Description of Marking Example for Approved Ex i I O Modules According to CEC 18 attachment J 57 ...

Page 64: ...d Rüc kseite alle Dokumente CI 2017 28 mod_1486477503580_21 docx 405394 1 WAGO Kontakttechnik GmbH Co KG Postfach 2880 D 32385 Minden Hansastraße 27 D 32423 Minden Phone 49 571 887 0 Fax 49 571 887 844169 E Mail info wago com Internet www wago com ...

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