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OIE 12en Edition 2019-02

Operating Instructions

Accessories mounting

Accessories

Accessories mounting

The KRAL electronic unit can be installed by various methods. In addition to the mounting frame that

forms part of the scope of delivery, diverse fixing kits for mounting the electronic unit are available as
accessories.

Universal mount fixing kit

Fixing kit for pipe mounting / mounting on OMG

Fixing kit

Application

Article
No.

suitable for

Wall mounting

UZA 20

BEM 300

BEM 500

Mounting: M8

Fig. 1

Mounting dimensions of universal mount UZA 20

Fixing kit

Application

Article
No.

suitable for

Pipe
diameter [mm]

min.

max.

Pipe mounting/

mounting on volumeter
OMG

UZA 28

BEM 300 / OMG13

BEM 500 / OMG 13

UZA 25

BEM 300 / OMG 20
BEM 500 / OMG 20

UZA 26

BEM 300 / OMG 32
BEM 500 / OMG 32

102

110

UZA 27

BEM 300 / OMG 52

BEM 500 / OMG 52

115

122

117,2

100

8,5

Содержание BEM 500 Series

Страница 1: ...www kral at Operating Instructions KRAL Electronics Series BEM 500 OIE 12en Edition 2019 02 HW 3 003 SW 3 004...

Страница 2: ...electronic unit from the wall 15 Removing the electronic unit from the pipe volumeter 15 Technical data Termination panel of the electronic unit 16 Technical data of connections 17 Power supply 17 Te...

Страница 3: ...unction analog output 40 3 02 Allocation analog output 1 40 3 03 Scale analog output 1 40 3 04 Allocation analog output 2 40 3 05 Scale analog output 2 40 3 06 Averaging analog output 41 3 07 Function...

Страница 4: ...employees read and observe these instructions and the associated documents in particular the safety instructions and warnings Observe additional system specific directives and regulations Specialist p...

Страница 5: ...ons for the Volumeter Corresponding operating instructions for the sensor Calibration certificate Work sheet The following safety instructions must be observed No liability is accepted for damage aris...

Страница 6: ...the total flow volume as a total value since the device was last reset Rate values represent the current instantaneous values total values correspond to the sums since the last resetting Mass calculat...

Страница 7: ...d with a closed circular pipeline and thus allows the direct display of the consumer of this device The option sum A B allows the addition of the two measured values and thus for example the display o...

Страница 8: ...the filling process see 3 13 Function relay 1 Page 42 The filling process can also be interrupted or aborted Electronic evaluation The electronic unit receives signals from the sensors and calculates...

Страница 9: ...put 1 Pulse output Fig 2 Basic Temperature compensation 1 Volumeter 1 Pick up 1 Temperature sensor Pt 100 1 BEM 500 electronic unit Electronic evaluation Volume measurement Mass flow measurement Tempe...

Страница 10: ...0 electronic unit Electronic evaluation Differential measurement Mass flow measurement Temperature compensation 2 Relay outputs 2 Analog outputs 2 Pulse outputs Fig 7 Basic Flow direction detection 2...

Страница 11: ...conditions Page 21 Storage If possible store the electronic unit in original packaging in a cool and dry place while observing the ambient conditions see Ambient conditions Page 21 Disposal Safety in...

Страница 12: ...following safety instructions must be observed All installation and removal work may only be carried out by qualified personnel Read the operating instructions and observe the relevant instructions Th...

Страница 13: ...g is also possible without a housing cover 6 and seal with cable entries 5 see Fig 2 page 13 An adapter set is available for converting BEM 4U to the electronic unit BEM 500 see Adapter set for conver...

Страница 14: ...ll mounting a universal mount is available as an accessory see Accessories mounting page 54 Prerequisite Universal mount is mounted to the wall All cables have been cut to length and connected Aids KR...

Страница 15: ...crew the connecting screws between the front and sealing frames 3 Pull of the sealing frame to the rear 4 Pull the electronic unit with front frame from the front out of the control cabinet 5 Press th...

Страница 16: ...1 4 20 mA 5 Analog output 2 4 20 mA 6 Pick up A1 7 Pick up B1 8 Analog output 1 0 10 V 9 Analog output 2 0 10 V 10 Pulse output 1 24 V 11 Pulse output 2 24 V 12 Temperature input A Pt100 13 Temperatu...

Страница 17: ...uts Minimum limit frequency 0 3 Hz Maximum limit frequency 20 kHz Power supply for pick up 24 V DC or Namur 8 2 V Input impedance Namur 1 k 24 V DC 3 2 k Switching threshold hysteresis Namur 1 65 V 0...

Страница 18: ...djustable from 2 200 ms Max output frequency at pulse width 2 ms Mode Independent 250 Hz Mode Encoder 125 Hz Relay outputs Potential free change over contact Nominal load voltage 250 V AC 30 V DC Swit...

Страница 19: ...04 Volumeter A total TA1 4100 2 1 3 2000000000 Unit total 0103 4100 0002 D037 Volumeter A total TA2 4102 2 1 3 2000000000 Unit total 0103 4102 0002 71F7 1 05 Volumeter B rate QB 400C 2 1 3 2147483647...

Страница 20: ...BEM with the Modbus Modbus function 10 can be used 10 hex write holding register preset multiple register Data exchange via the bus connection is not password protected Avoid unintended overwriting of...

Страница 21: ...ndensing EMC emitted interference and immunity to interference EN 61326 Vibration EN 60068 2 47 EN 60068 2 64 Shock EN 61373 Isolation 500 V Degree of protection IP 65 Connection PNP NPN Namur Termina...

Страница 22: ...e Serial interface Connection Function Terminal Pulse output 1 Signal 1 Gnd 2 Pulse output 2 Signal 34 Gnd 35 Connection Function Terminal Relay output 1 Bypass valve or filling valve NO contact NO 9...

Страница 23: ...elines at the workplace Knowledge of the electrotechnical safety guidelines The following safety instructions must be observed during the electrical installation The following qualifications are requi...

Страница 24: ...ar device cover and remove the terminal tool 2 Use the diagonal cutter to adapt the cable entry to the cable diameter 3 Pull the cable through the cable entry 4 Hook the short arbor of the terminal to...

Страница 25: ...he side of the electronic unit see Tab 1 page 25 and see Notes in the supplied wiring diagram 8 Connect the cables for temperature sensor s in accordance with the wiring diagram on the electronic unit...

Страница 26: ...y connected Aids KRAL tool set Diagonal cutter 1 Remove the rear device cover 2 Adapt the cable entry to the cable diameter and cut it to length see Connecting cables to the tension spring terminals p...

Страница 27: ...system is de energized 2 Remove the rear device cover 3 Check that the wiring of the power supply at the termination panel is firm 4 Check the connection of the power supply to the system 5 Check the...

Страница 28: ...UP Change to the following page of the menu Select the previous unit Increase the digit ARROW DOWN Change to the previous page of the menu Select the next unit Decrease the digit ARROW RIGHT Navigate...

Страница 29: ...eat Steps 1 3 to activate the password Change the password see 2 02 Change password Page 37 1 Enter the password see above 2 Use ARROW UP to change to the page 2 02 Setting Change Password 3 Press SET...

Страница 30: ...elected After you have navigated to a different page the language is used in the display Calling up help see 1 31 Help operation Page 34 1 Press ARROW RIGHT and ARROW LEFT simultaneously Information a...

Страница 31: ...nsumption since last reset without password protection T2 Total consumption since last reset with password protection QA Current flow Volumeter A supply line QB Current flow Volumeter B return line Te...

Страница 32: ...Select unit total 2 07 Select unit temperature 2 08 Select unit density 2 09 Select density determination 2 10 Number of decimal places 2 11 Display start message 2 12 Function pick up 2 13 Function...

Страница 33: ...tive values here 3 14 Limit value bypass 3 15 Time delay bypass 3 16 Waiting period repeat bypass 3 17 Relay 1 switch 3 18 Relay 2 switch 3 19 Address Modbus 4 K factors Volumeter A 4 01 Volumeter A P...

Страница 34: ...for operating Press ARROW UPor ARROW DOWNto navigate in the text Use SET to exit the help Menu 8 Alarms Shortcut Press SET and ARROW LEFT simultaneously Use ARROW UPor ARROW DOWNto call up the existi...

Страница 35: ...since the last resetting Resetting of the value functions analog to menu item 1 02 1 05 Volumeter B Description analogous to menu item 1 03 1 06 Volumeter B Total with reset Description analogous to m...

Страница 36: ...age can be called up via the shortcut see 1 13 Setting select language page 34 Menu 2 General settings Menu 2 allows general adjustments in accordance with the requirements of the measuring task All t...

Страница 37: ...e unit of the temperature can be selected in accordance with the requirements 2 08 Select unit density The unit of the density can be selected in accordance with the requirements Setting Meaning Volum...

Страница 38: ...for push pull pick ups 2 13 Function pulse inputs If one pick up each is used per volumeter the Counter function is selected Encoder is used if the volumeter is equipped with 2 pick ups flow directio...

Страница 39: ...e Modbus 2 17 Deactivate alarm messages The display of alarm messages can be suppressed on this page Note The collective error message is then also deactivated The key combination SET and ARROW LEFT C...

Страница 40: ...flow Volumeter A TB1 Total flow Volumeter B 3 03 Scale analog output 1 The scale of the analog output is used to set the maximum value The maximum value is set slightly higher than the highest possibl...

Страница 41: ...der Function pulse outputs Independent Occurrence of changes in direction of rotation If reverse pulses occur at the pulse inputs no pulses are output at the assigned pulse outputs Instead up to 10 re...

Страница 42: ...e maximum output frequency e g pulse width 200 ms maximum frequency 2 5 Hz Note After the setting has been changed the electronic unit has to be restarted 3 13 Function relay 1 The relay function can...

Страница 43: ...limit value is not exceeded the volumeter remains in bypass operation Therefore the relay is switched and thus the valve is closed after the Waiting period repeat bypass has expired If the limit valu...

Страница 44: ...ly by repeated pressing of the key ARROW UP Menu 5 K factors Volumeter B The K factors of Volumeter B are entered in menu 5 K factors Volumeter B with rising frequency This maps the linearization char...

Страница 45: ...the density table respectively 6 20 Density calculation For consumption measurement of heavy fuel oil engines the density calculation for fuel oils should always be used The density calculation is al...

Страница 46: ...rs an alarm message is displayed This provides information used to eliminate the error The alarm is confirmed by pressing the SET key The alarm message disappears from the display Suitable measures fo...

Страница 47: ...he frequencies in ascending order see Menu 4 K factors Volumeter A Page 44 The frequencies of Volumeter B are not entered in ascending order Enter the frequencies in ascending order see Menu 5 K facto...

Страница 48: ...eliminate an electromagnetic interference using an oscilloscope e g terminate shield to Gnd At least one of the measured temperatures of the connected volumeter lies outside the permissible range Adap...

Страница 49: ...error message is only displayed at the setting Function pulse inputs Encoder see 2 13 Function pulse inputs Page 38 Check the pulse inputs for channel A connections 7 18 a Square wave signal on both...

Страница 50: ...ace the corresponding pick up Temperature sensor A or Temperature input A is defective Check the sensor connection Replace the sensor Check the temperature input Temperature sensor B or Temperature in...

Страница 51: ...e of the pulse outputs Mode has been changed Correct the density table density calculation The maximum permissible flow rate was exceeded in Volumeter B Limit the flow rate Check the volumeter Use a l...

Страница 52: ...correct analog output Correct the connection Negative flow rate The signal wires at the respective volumeter are connected incorrectly Swap the signal wires No flow or flow rate too low Check the alar...

Страница 53: ...rrors are displayed 2 Eliminate the errors Overflow of the total value After an overflow of the total value the electronic unit displays the following for 3 decimal places 1 999 999 999 for 1 decimal...

Страница 54: ...ersal mount fixing kit Fixing kit for pipe mounting mounting on OMG Fixing kit Application Article No suitable for Wall mounting UZA 20 BEM 300 BEM 500 Mounting M8 Fig 1 Mounting dimensions of univers...

Страница 55: ...he control cabinet section 4 Slide on the sheeting 5 and sealing frame 6 and fasten using the screws and lock washers 7 Fixing kit Application Article No suitable for Mount on Volumeter OME UZA 21 1 2...

Страница 56: ...Data Input voltage 100 240 V AC tolerance 93 265 V AC 47 63 Hz 135 370 V DC Starting current inrush 230 V AC 30 A max 115 V AC 15 A max limited by NTC in heated state higher Overvoltage protection at...

Страница 57: ...ety Design to EN 60950 Degree of protection IP 20 Insulation voltage Input Output 3 kV routine tested EMC emitted interference EN 55011 B Immunity to interference EN 61000 6 2 Efficiency 83 depending...

Страница 58: ...EEN 13 Input Data Power consumption 20 W Input voltage 90 264 V AC Frequency 47 63 Hz Current consumption 0 4 A max Leakage current 0 25 mA max Output Data Output voltage 24 V DC 2 Output current max...

Страница 59: ...nalog input 2 30 mA max 316 mA Pulse input High 2 8 V max 30 V Low 0 4 V Max pulse frequency 10 kHz Input impedance 10 60 k Precision 0 1 at 4 20 mA 2 pulses Resolution 0 5 A 1 pulse Features BEA 80 B...

Страница 60: ...us interface This remote display can display the electronic unit display values This means that the current consumption the total values and the temperatures can be displayed at distances of up to 200...

Страница 61: ...sitiy calculation for diesel Temperature 70 C densitiy calculation for heavy fuel oil Density table Describes the relationship of density to temperature Thus maps the expansion coefficient Differentia...

Страница 62: ...onological sequence Single line measurement The values of a volumeter are measured and evaluated Square wave signal Pulse signal with square wave form Supply line Line from the tank to the consumer Te...

Страница 63: ...Operating Instructions OIE 12en Edition 2019 02 63 Notes Appendix Notes...

Страница 64: ...www kral at KRAL AG 6890 Lustenau Austria Tel 43 5577 86644 0 E Mail kral kral at...

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