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10

    FLEX Ex 85-253V AC In/Quad-Ex DC Out Power Supply 

Publication

 1797-5.33 - December 2003

6.

Replace the lid of the EEx “e” terminal box.

7.

Screw the lid back into place making sure all of the screws are tight.

Customer Connections

Typical Wiring Configurations

Vin

Vout

chassis GND

IS Isolation

Hazardous to IS

-V
+V

Out 1

-V

+V Out 2

-V
+V Out 3

41315

IS Limiters

Voltage and Current

-V
+V

Out 4

ac

Type of Power Input

IS Power Output

1

4

10
11

12
13

14
15

16
17

Daisy-chaining

+V, -V

You can use the daisy chain configuration if the 
total module power draw is < 8.5W. Otherwise, 
power is connected to individual modules.

Combination

Wiring when total module current 
power is greater than 8.5W

41316

<8.5W

+V, -V

Other variations are possible depending 
upon individual module power.

<8.5W

+V, -V

1797-PS1E

Hazardous

 

incoming

 

power

IS safe

 

output power

Keep wires separate

Содержание FLEX Ex 1797-PS1E

Страница 1: ...quipment must satisfy themselves that each intended application of this equipment is acceptable In no event will Rockwell Automation Inc be responsible or liable for indirect or consequential damages resulting from the use or application of this equipment The examples and diagrams in this manual are included solely for illustrative purposes Because of the many variables and requirements associated...

Страница 2: ...essful application and understanding of the product ATTENTION Identifies information about practices or circumstances that can lead to personal injury or death property damage or economic loss Attentions help you identify a hazard avoid a hazard recognize the consequence SHOCK HAZARD Labels may be located on or inside the drive to alert people that dangerous voltage may be present BURN HAZARD Labe...

Страница 3: ...ccept a cable from 4mm to 8mm in diameter Features include 85 253V ac supply source four channels 8 5W output each channel outputs are IS galvanically isolated from the source all channels are independently IS limited ATTENTION This equipment is considered Group 1 Class A industrial equipment according to IEC CISPR Publication 11 Without appropriate precautions there may be potential difficulties ...

Страница 4: ... thus power supplies you will need In the following example you will need eleven power outputs if you are using the fiber hub which requires 8 5W Each power supply has four independent IS power outputs capable of 8 5W each In the above example we required eleven IS power outputs so three power supplies were sufficient Modules Requires Modules Requires Fiber Hub 8 5W Two Thermocouple Inputs 1 6W ea...

Страница 5: ...nic isolation Depending upon the module type galvanic isolation channel to channel within the module may or may not be provided See the module s specifications for more information IS Pwr Safe Area Hazardous Area 1797 power supply 1797 power supply 1797 power supply ACNR Spare IE8 OE8 IRT8 Spare Spare IJ2 IJ2 ACNR OB4 OB4D IBN16 IBN16 IBN16 IE8 IRT8 OE8 RPA RPFM RPFM IS 1797 I O IS 1797 I O IS 179...

Страница 6: ...ex Ex system as intrinsically safe electrical apparatus in potentially explosive atmospheres according to EN 50020 you must heed the EC type examination certificate and the applicable national and local construction installation and operating regulations Zone 1 The Power Supply unit can be located in Zone 1 The permissible ambient temperature of 20 C to 70 C must not be exceeded Zone 22 The housin...

Страница 7: ...ad seals to keep the requirement of IP54 The cover installed on the non intrinsically safe screw terminals IP30 may only be removed in the de energized state and must be re mounted after working on these terminals Before closing the cover of the EEx e wiring box inspect the seal for any signs of damage In case of damage the seal must be replaced by a new seal that is identical to the damaged seal ...

Страница 8: ...s in the power supply are electrically connected to each other and have a common V line ATTENTION Preventing Electrostatic Discharge This equipment is sensitive to electrostatic discharge which can cause internal damage and affect normal operation Follow these guidelines when you handle this equipment Touch a grounded object to discharge potential static Wear an approved grounding wriststrap Do no...

Страница 9: ...als making sure all connections are tight These power supply outputs provide the input power to the FLEX Ex modules 4 Thread the hazardous incoming power wiring through the black compression seals 5 Connect the hazardous incoming power wiring to the input terminals making sure all connections are tight You can daisy chain the hazardous incoming power wiring to further supplies to simplify system w...

Страница 10: ...Out 2 V V Out 3 41315 IS Limiters Voltage and Current V V Out 4 ac Type of Power Input IS Power Output 1 4 10 11 12 13 14 15 16 17 Daisy chaining V V You can use the daisy chain configuration if the total module power draw is 8 5W Otherwise power is connected to individual modules Combination Wiring when total module current power is greater than 8 5W 41316 8 5W V V Other variations are possible d...

Страница 11: ...tions 1797 PS1E Zone 1 II 2G EEx de ib IIC T4 DMT 02 ATEX E253 X Zone 22 II 3D IP54 T90C Input Connectors 85 253V ac Um 253V ac Terminals 1 2 4 5 earth symbol Voltage Range 85 253V ac Input Frequency 47 63Hz Current Consumption 0 9A 41298 in mm 8 58 218 6 85 174 6 85 174 11 00 280 Height 5 04 128 Mounting Dimensions 6 06 154 0 39 10 0 39 10 chassis ground 7 68 195 42489 10 11 12 13 14 15 16 17 1 2...

Страница 12: ...ermal Dissipation 71 67 BTU hr Conductors Wire Size 12 gauge 4mm2 stranded maximum 1 2mm 3 64in insulation maximum Use wire rated for 100o C operation Dimensions 174mm x 174mm x 280mm 6 9in x 6 9in x 11 0in Protections Class IP 65 NEMA 7B Weight approximately 7 7kg 17lbs Operating Temperature IEC 60068 2 1 Test Ad Operating Cold IEC 60068 2 2 Test Bd Operating Dry Heat IEC 60068 2 14 Test Nb Opera...

Страница 13: ...EN 50082 2 Industrial Immunity European Union 73 23 EEC LVD Directive compliant with EN 50178 Electronic Equipment for use in Power Installations EEx1European Union 94 9 EC ATEX Directive compliant with EN 50014 Potentially Explosive Atmospheres General Requirements EN 50018 Potentially Explosive Atmospheres Protection d EN 50019 Potentially Explosive Atmospheres Protection e EN 50020 Potentially ...

Страница 14: ...cember 2003 Ferrite Beads FLEX Ex is a trademark of Rockwell Automation ControlNet is a trademark of ControlNet International Pass all IS power supply output wires through the ferrite bead before connecting the cable to the power supply 30889 Attention Avoid electrostatic charge ...

Страница 15: ...FLEX Ex 85 253V AC In Quad Ex DC Out Power Supply 15 Publication 1797 5 33 December 2003 Notes Allen Bradley ...

Страница 16: ... support rockwellautomation com Installation Assistance If you experience a problem with a hardware module within the first 24 hours of installation please review the information that s contained in this manual You can also contact a special Customer Support number for initial help in getting your module up and running New Product Satisfaction Return Rockwell tests all of our products to ensure th...

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