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1.  Description

2.  Operation

2.1 Controls - two handed
2.2 Controls - single handed
2.3 Displays

3.  Electrical System Design

3.1

4/20mA loop

4.  Installation

4.1

Location

4.2

Installation procedure

4.3

Instrument earthing

4.4

EMC

4.5

Scale card

5.  Configuration and Calibration

5.1

Summary of configuration functions

5.2

Adjustment resolution

5.3

Position of decimal point

5.4

Calibration of display using external meter

5.5

Calibration of display using internal     
reference.

5.6

High & low current output limit

5.7

Pre-set outputs

5.8

Maximum output rate of change

5.9

Function of 

(

 push button in operating    

mode.

5.10 Encoder
5.11 One or two handed operation
5.12 Security code
5.13 Reset to factory defaults

6.   Maintenance

6.1 Fault finding during commissioning
6.2 Fault finding after commissioning
6.3 Servicing
6.4 Routine maintenance
6.5 Guarantee
6.6 Customer comments

7. Accessories

7.1 Scale card
7.2 Tag information
7.3 Display backlight

7.3.1   Loop powering the backlight
7.3.2   Separately powering the backlight

7.4 External encoder

7.4.1   BEKA BA490 rotary encoder

2

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2

2

2

2

2

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The BA627E-SS is CE marked to show compliance with the 

European EMC Directive 2004/108/EC

CONTENTS

Содержание BA627E-SS

Страница 1: ...Issue 2 5th May 2017 BA627E SS General purpose 2 wire 4 20mA rugged manual set point station Issue 2...

Страница 2: ...imit 5 7 Pre set outputs 5 8 Maximum output rate of change 5 9 Function of push button in operating mode 5 10 Encoder 5 11 One or two handed operation 5 12 Security code 5 13 Reset to factory defaults...

Страница 3: ...front panel and push buttons Initially the output current changes slowly but after the button has been pressed for five seconds the rate of change accelerates to allow large changes to be made quickl...

Страница 4: ...or ten seconds during which time operat ing the button will update the Set Point Station output to the displayed pre set value If the button is not op erated during this period the Set Point Station o...

Страница 5: ...If the button is not operated during this period the Set Point Station output will not be changed and the original engineering display will be shown Firmware number followed by version Access to conf...

Страница 6: ...m operating voltage of the BA627E SS Fig 2 Typical application 4 INSTALLATION 4 1 Location The BA627E SS Set Point Station has a stainless steel case with a 10mm thick toughened glass win dow The case...

Страница 7: ...ess steel wing nut e Evenly tighten the four clamps to secure the instrument The recommended minimum tightening torque for each wing nut is 22cNm 1 95 lbf in f Connect the panel enclosure wiring to th...

Страница 8: ...c cessory from BEKA associates Custom printed scale cards can also be supplied To change a scale card unclip the protruding end of the flexible strip by gently pushing it upwards and pulling it out of...

Страница 9: ...ault Configuration Resolution rE5n 10 Display at 4mA output 2ero 0 00 Display at 20mA output 5PAn 100 00 Output current limits H L 03 000 22 000 Maximum output rate of change 000 button in operating m...

Страница 10: ...ent as a percentage or to provide access to the five pre set outputs when the push button is pressed in the operating mode See section 5 9 Display Summary of function EnC Encoder In addition to the Se...

Страница 11: ...11...

Страница 12: ...different values Zero and Span measured by a calibrated external current meter and the corresponding Set Point Station dis play to be entered The bargraph is not displayed while using the CAL functio...

Страница 13: ...lect Lo to adjust the lower current output limit or Hi to adjust upper output current limit Pressing will display the selected output current limit in milliamps with one digit flashing The flashing di...

Страница 14: ...s a panel mounting encoder that generates 12 contact pulses per revolution which complies with the requirements for simple apparatus and is intended for use with the BA627E SS Other encoders that prod...

Страница 15: ...e BA627E SS Set Point Station to the factory default configurations shown in section 5 To reset the Set Point Station select r5Et from the configuration menu and press To prevent acci dental resetting...

Страница 16: ...LP Lo Voltage between BA627E SS ter minal 1 3 is too low Increase 4 20mA loop supply voltage 6 2 Fault finding after commissioning ENSURE PLANT SAFETY BEFORE STARTING MAINTENANCE If a BA627E SS Set P...

Страница 17: ...ight that may be loop or separately powered When loop powered the backlight produces back ground illumination enabling the display to be read at night or in poor lighting conditions No additional powe...

Страница 18: ...int Station s output when the button is operated see section 2 1 Alternatively with single handed operation it is not necessary to press the button see section 2 2 7 4 1 BEKA BA490 rotary encoder The...

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