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Issue: 12

June 2011

BA488CF-F

FOUNDATION™ fieldbus

Intrinsically safe

Panel mounting display

issue 12

Содержание FOUNDATION BA488CF-F

Страница 1: ...Issue 12 6 th June 2011 BA488CF F FOUNDATION fieldbus Intrinsically safe Panel mounting display issue 12...

Страница 2: ...4 Units 6 3 5 Alarms 6 3 5 1 Alarm Summary 6 3 5 2 Alarm Activation 6 3 5 3 Alarm Output 6 3 6 Display 6 3 6 1 Settings 6 3 6 2 Quick Access 6 3 6 3 Access Code 6 3 6 4 Status Text 6 3 6 5 Last Input...

Страница 3: ...ified intrinsically safe by European Notified Body Intertek Testing Services ITS to the ATEX Directive 94 9 EC for use in potentially explosive gas atmospheres For use in the USA the instrument has in...

Страница 4: ...Description Files for the BA488CF F FOUNDATION fieldbus display may be downloaded from either the Fieldbus Foundation or from the BEKA associates websites Fig 1 Simplified block diagram of BA488CF F 2...

Страница 5: ...allows the BA488CF F to be installed in all Zones and to be used with most common industrial gases WARNING installation in Zone 0 When installed in a Zone 0 potentially explosive atmosphere requiring...

Страница 6: ...ied for simple apparatus in section 5 7 of EN 60079 11 This allows each of the BA488CF F alarm outputs to be connected to any intrinsically safe circuit protected by a certified Zener barrier or galva...

Страница 7: ...paratus i e the switch must be mechanically activated and have IP20 protection and both the switch and the wiring must be capable of withstanding a 500V rms insulation test to earth for one minute Mos...

Страница 8: ...nd the panel the smaller cut out must be used and the instrument secured with four panel mounting clips The BA488CF F liquid crystal display has maximum contrast when viewed from directly ahead and sl...

Страница 9: ...es with the requirements of the European EMC Directive 2004 108 EC For specified immunity all wiring should be in screened twisted pairs with the screens connected to the potential equalising network...

Страница 10: ...that the access code be entered Using the or button set the first digit of the code which will be flashing Pressing P will transfer control to the next digit which should be adjusted in the same way W...

Страница 11: ...ed is depreciated i e still available but no longer actively supported One variable Two variables Four variables Eight variables One variable horizontal bargraph Two variables horizontal bargraphs One...

Страница 12: ...ll the digits will display For all options leading zeros are automatically suppressed 6 3 3 Tags Note Only included in Revision 1 instruments Omitted from Revision 2 instruments because tags can be ea...

Страница 13: ...he highlight over the setpoint to be adjusted and press P the flashing digit to be adjusted may then be selected by again pressing P When all the digits have been adjusted operating the E button enter...

Страница 14: ...ultiple analogue output function block 1 x MAO The BA488CF F FOUNDATION fieldbus display revision should be chosen so that the fieldbus function blocks selected are supported by the system host To cha...

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Страница 16: ...us variable is outside bargraph limits or data is bad Bargraph limits see section 6 3 2 8 2 Fault finding after commissioning ENSURE PLANT SAFETY BEFORE STARTING MAINTENANCE Live maintenance is permit...

Страница 17: ...nel This tag number is not visible from the front of the instrument after installation 9 2 FOUNDATION fieldbus Interface Guide The BEKA FOUNDATION fieldbus Interface Guide which may be downloaded from...

Страница 18: ...3 3 Interface Guide 9 3 Revisions 1 2 6 3 10 3 FISCO 3 3 4 1 FOUNDATION fieldbus 1 2 FM Approval Appendix 1 Gas groups 3 2 Appendix 1 2 Guarantee 8 5 IECEx Certification Appendix 2 Input Scaling 6 3 2...

Страница 19: ...F comply with the requirements for a FISCO Field Device specified in IEC60079 27 The intrinsically safe circuits shown in Figs 2 and 3 of this manual may therefore be used for installations in the USA...

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Страница 28: ...the following certification code and marking For gas Ex ia IIC T4 Ta 40 C to 60 C The specified intrinsic safety parameters are identical to the ATEX parameters and confirm that terminals 1 2 comply w...

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