BEKA BA504E Manual Download Page 1

Page: 1 / 25

Issue: 2

December 2011

BA504E & BA524E

General Purpose

loop-powered

field mounting indicators

Issue 2

Summary of Contents for BA504E

Page 1: ...Issue 2 14th December 2011 BA504E BA524E General Purpose loop powered field mounting indicators Issue 2...

Page 2: ...ver range 6 5 Lineariser default configuration 7 Maintenance 7 1 Fault finding during commissioning 7 2 Fault finding after commissioning 7 3 Servicing 7 4 Routine maintenance 7 5 Guarantee 7 6 Custom...

Page 3: ...e g temperature flow pressure or level The BA504E and BA524E are not certified for use in explosive atmospheres For hazardous area application the BA304E BA304NE BA324E or the BA324NE should be used 2...

Page 4: ...indicator and the ACSP access setpoints in display mode function has been enabled P E Provides access to the configuration menu via optional security code Note BA524E only If the indicator has been c...

Page 5: ...ally joined and may be used for linking cable screens The indicator s earth terminal is connected to the carbon loaded GRP enclosure If this enclosure is not bolted to an earthed post or structure the...

Page 6: ...EMC Both instruments compy 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 at one poin...

Page 7: ...tion Default Configuration BA504E BA524E Access code CodE 0000 0000 Function FunC Linear Linear Display at 4mA Zero 0 0 0 00 Display at 20mA SPAn 100 0 100 00 Resolution rESn 1 digit 1 digit Bargraph...

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Page 9: ...n 16 segment adjustable lineariser To reveal the existing indicator function select FunC from the configuration menu and press P If the function is set as required press E to return to the menu or pre...

Page 10: ...etween the two currents is greater than 4mA If these conditions are not complied with the indicator displays FaiL and aborts the calibration c If the zero current is greater than the span current the...

Page 11: ...n and oFF When set as required press E to return to the tARE prompt in the configuration menu 5 10 Security code CodE Access to the instrument configuration menu may be protected by a four digit secur...

Page 12: ...r volumetric units by filling the tank with known incremental volumes and calibrating the indicator to display the sum of the increments at each break point The number of break point required should f...

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Page 14: ...dd a break point Adds a new break point before the displayed break point The calibration of existing break points is not changed but the identification number of all subsequent break point is increase...

Page 15: ...tor display at the first break point When set as required press E to return to the 0 n prompt from which the the next break point can be selected using the or buttons When the required break point has...

Page 16: ...If this does not reveal the cause of the fault it is recommended that the instrument is replaced This can be done without disconnecting power but while the indicator is disconnected the 4 20mA loop w...

Page 17: ...n Both indicators can also be supplied with a blank or custom laser engraved stainless steel plate secured by two screws to the front of the instrument enclosure This plate can accommodate 1 row of 9...

Page 18: ...polarised and current will only flow in one direction Ron less than 5 0 7V Roff greater than 1M Fig 10 Equivalent circuit of each alarm output The solid state output of each alarm may be used to switc...

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Page 20: ...setpoint The alarm is activated when the indicator display equals the setpoint See section 8 3 4 Hi Lo Alarm function Defines the alarm function as High or Low See section 8 3 5 no nC Normally open or...

Page 21: ...r fail safe operation both alarm outputs should be conditioned to be open in the alarm condition nC To check or change the alarm output status select no nC from the alarm configuration menu and press...

Page 22: ...ving access to the indicator configuration menu Protection against accidental adjustment of the setpoints when the indicator is in the display mode is provided by a separate security code This direct...

Page 23: ...int plus the displayed value to be represented or a low and a high setpoint plus the displayed value to be represented by the bargraph as shown in Fig 14 Fig 14 Displayed value and setpoints on bargra...

Page 24: ...cting it in series with the indicator s 4 20mA input as shown in Fig 16 which increases the maximum indicator voltage drop from 1 2 to 5V Fig 16 Loop powered backlight Providing the increased voltage...

Page 25: ...l pipe BA392D Stainless steel bracket secured by two worm drive hose clips Will clamp to any vertical or horizontal pipe with an outside diameter between 60 and 80mm BA393 Heavy duty stainless steel b...