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TEFC_A-BA-e-2110 

27 

Tolerance check start: 

  Ensure the average weight of a single piece is determined (see chapter 8.6. 

  Place the weighed material (< 20 

d

) and, based on the tolerance symbols / audible 

signal, check if the weighed material belongs to the preset tolerance range. 

 

Weighed material below the preset tolerance 

 

Weighed material in the preset tolerance range 

 

Weighed material above the preset tolerance 

 

 
 

 

  To cancel the limit values, enter <00000>. 

  Deactivate the test weighing mode. To do it, press 

TOL

 the number of times 

required until <

> is displayed. 

 

 

 

Содержание EFC 30K-3

Страница 1: ...bH www kern sohn com Ziegelei 1 72336 Balingen Frommern Germany 0049 0 7433 9933 0 0049 0 7433 9933 149 info kern sohn com User manual Platform scales KERN EFC TEFC A type Version 1 0 2021 06 GB TEFC_...

Страница 2: ...upervision 13 5 Basic safety instructions 13 5 1 Compliance with the instructions included in the user manual 13 5 2 Personnel training 13 6 Transport and storage 13 6 1 Checking during reception 13 6...

Страница 3: ...8 7 1 Test weighing 23 8 7 2 Check counting 26 8 8 Summing 28 8 9 Animal weighing 29 9 Setup menu 30 10 RS 232 interface 32 10 1 Technical specification 32 10 2 Protocol template KERN YKB 01N 32 10 3...

Страница 4: ...ded adjustment weight not delivered 30 kg M1 30 kg M1 Possible adjustment points 10 100 Max 10 100 Max Settling time standard 3 s Heating time 30 min Weight units kg g lb oz PCS Air humidity max 80 re...

Страница 5: ...nt weight not delivered 60 kg F2 60 kg F2 Possible adjustment points 10 100 Max 10 100 Max Settling time standard 3 s Heating time 30 min Weight units kg g lb oz PCS Air humidity max 80 relative non c...

Страница 6: ...ing time 30 min Air humidity max 80 relative non condensing Permissible ambient temperature 0 C to 40 C Input voltage of the device 5 V 1 A Input voltage of the power supply 100 240 VAC 50 60 Hz Batte...

Страница 7: ...TEFC_A BA e 2110 7 Dimensions Models EFC 30K 3 EFC 60K 3 Models EFC 30K 3L EFC 60K 3L EFC 100K 3 Models EFC 100K 3L EFC 300K 2...

Страница 8: ...8 TEFC_A BA e 2110 2 Declaration of Conformity The valid Declaration of Conformity EC UE is available at www kern sohn com ce...

Страница 9: ...9 3 Device overview 3 1 Parts Item Name 1 Display housing 2 Display 3 Keyboard 4 Support 5 Scale plate 6 Leveling screw foot 7 RS 232 interface 8 Connection cable port 9 Guide rail 10 Limiter 11 Powe...

Страница 10: ...hing Setting the indication con ditions and limit values for test weighing by pressing and holding the button MODE button Activating the piece count ing mode Displaying the configuration menu by press...

Страница 11: ...entered data 3 3 Symbol The red LED above or beside the symbols will be lit once the following conditions are met Symbol Description Battery charging indicator Discharged battery HOLD Animal weighing...

Страница 12: ...r than the stipulated maximum load Max deducting the tare from the existing load This could damage the scale Never operate the scale in explosive atmospheres The standard version is not explo sion pro...

Страница 13: ...s included in the user manual Before you set and start the device read this user manual thoroughly even if you are familiar with KERN scales All language versions contain non binding translation Only...

Страница 14: ...apours and dust Do not expose it to long term heavy moisture Any forbidden condensation of the air moisture on the device may occur when a cold device is placed in a much hotter environment In such ci...

Страница 15: ...Install the support and display as shown in the figure 1 The connection cable led through the support Do not crush or damage the cable 2 The holder fixed with three bolts 3 Bolt for display fixing 4...

Страница 16: ...The air bubble in the leveler must be pre sent in the marked area Check leveling at regular intervals 7 4 Pin use for the connection cable Pin 1 signal Pin 2 signal Pin 3 Screen Pin 4 Exc Pin 5 Exc T...

Страница 17: ...tions may result in its fire or explosion It may result in serious injuries or material losses Protect the battery from fire and heat Do not allow the battery to have any contact with liquids chemical...

Страница 18: ...g per fectly compatible with it 7 8 First start To get accurate weighing results using electronic scales ensure the scales achieves the appropriate operating temperature see Heating time chapter 1 Dur...

Страница 19: ...you can choose from 1 d 2 d 5 d 10 d 20 d 50 d Confirm by pressing TOL will be displayed If required use TARE to change the number of decimal places you can choose from 0 0 0 0 00 0 000 0 0000 Confirm...

Страница 20: ...rom the scale Press ZERO the zero indications and ZERO symbol will be displayed 8 3 Ordinary weighing Check the zero indication whenever required zero by pressing the ZERO button Place the weighed mat...

Страница 21: ...terial Wait until the stabilization indicator is displayed Read out the net weight After the load is removed from the scale the tare weight is displayed as a negative value To delete the saved tare va...

Страница 22: ...e minimum weight of the counted pieces see the Technical specifi cation table 1 Calling the piece counting mode Press MODE in the weighing mode red LED above PCS will be lit will be displayed 2 Settin...

Страница 23: ...n enables to determine the upper and lower limit value and consequently to ensure the weight of the weighed material belongs to the range between the determined tolerance limits Exceeding the limit va...

Страница 24: ...the upper limit value the sound is heard and the LED at the symbol is red 2 If the weighed portion is below the upper limit value the sound is not heard and the LED at the symbol is yellow 1 If the w...

Страница 25: ...the tolerance symbols audible signal check if the weighed material belongs to the preset tolerance range Weighed material below the preset tolerance Weighed material in the preset tolerance range Wei...

Страница 26: ...n op tions see chapter 8 7 1 step 2 Confirm the selection by pressing M will be displayed for a while The window for value entry in the numerical form will be displayed where you can enter the lower l...

Страница 27: ...ance symbols audible signal check if the weighed material belongs to the preset tolerance range Weighed material below the preset tolerance Weighed material in the preset tolerance range Weighed mater...

Страница 28: ...added only when the indication zero Place the second weighed material Wait until the stabilization indicator is dis played and then press M The weight value will be added to the total memory The tota...

Страница 29: ...s the red LED at HOLD will be lit will be displayed for a while Starting the measurement cycle Place the weighed material If the indication is stable for a couple of seconds the weight value on the di...

Страница 30: ...dis played Changing settings The TARE button enables to switch between the available settings Setting confirmation Press M the consecutive menu item will be displayed Leaving the menu Press MODE the...

Страница 31: ...the response time the higher the sensitivity Zero 1 Maintaining zero ZEro0 ZEro9 Automatic zero maintenance possible to choose from 0 d to 9 d If the amount of the weighed material is reduced or incr...

Страница 32: ...by KERN is used Communication parameters e g transmission speed of the scale and the printer must be compliant 10 1 Technical specification Port 9 Pin pin mini D Sub plug Pin 2 RXD Input Pin 3 TXD Ou...

Страница 33: ...h Any loose specimen powder remains can be removed carefully with a brush or a handheld vacuum cleaner Remove any scattered weighed material immediately 11 2 Maintenance and service The device can be...

Страница 34: ...ltage failure The weight indication keeps fluctuating Draft air movements Table air vibrations The scale plate is in contact with foreign bodies Electromagnetic fields static discharge select another...

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