KERN AEJ_N User manual

KERN & Sohn GmbH
Ziegelei 1
D-72336 Balingen
E-Mail: [e-mail]
Tel: +49-[0]7433- 9933-0
Fax: +49-[0]7433-9933-149
Internet: www.kern-sohn.com
Operating instructions
Analytical balance
KERN AEJ_N/AES_N
Version 2.1
03/2013
GB
AEJ_N/AES_N-BA-e-1321

2 AEJ_N/AES_N-BA-e-1321
GB
KERN AEJ_N/AES_N
Version 2.103/2013
Operating instructions
Electronic analytical balance
Contents
1TECHNICAL DATA............................................................................................. 5
1.1 Dimensions ............................................................................................................................... 7
2APPLIANCE OVERVIEW ................................................................................... 8
2.1 Display and Keyboard Summary ............................................................................................ 9
2.1.1 Numeric entry....................................................................................................................... 10
3BASIC INSTRUCTIONS ................................................................................... 11
3.1 Proper use............................................................................................................................... 11
3.2 Improper Use .......................................................................................................................... 11
3.3 Warranty.................................................................................................................................. 11
3.4 Monitoring of Test Resources............................................................................................... 11
4BASIC SAFETY PRECAUTIONS..................................................................... 12
4.1 Pay attention to the instructions in the Operation Manual................................................ 12
4.2 Personnel training.................................................................................................................. 12
5TRANSPORT AND STORAGE......................................................................... 12
5.1 Testing upon acceptance ...................................................................................................... 12
5.2 Packaging / return transport................................................................................................. 12
6UNPACKING, SETUP AND COMMISSIONING ............................................... 15
6.1 Installation Site, Location of Use.......................................................................................... 15
6.2 Unpacking and checking....................................................................................................... 15
6.2.1 Scope of delivery / serial accessories.................................................................................. 15
6.2.2 Placing.................................................................................................................................. 16
6.3 Mains connection................................................................................................................... 16
6.3.1 Turning On the Power.......................................................................................................... 17
6.4 Connection of peripheral devices......................................................................................... 17
6.5 Initial Commissioning............................................................................................................ 17

AEJ_N/AES_N-BA-e-1321 3
7ADJUSTMENT.................................................................................................. 18
7.1 Automatic adjustment using internal weight (AEJ only).................................................... 19
7.2 Menu settings ......................................................................................................................... 21
7.2.1 P1.1 iCAL............................................................................................................................. 21
7.2.2 P1.2 ECAL - External adjustment (AES models)................................................................. 22
7.2.3 P1.3 tCAL – adjustment test ................................................................................................ 23
7.2.4 P1.4 ACAL – Start criteria of the automatic internal adjustment (AEJ only)........................ 25
7.2.5 P1.5 CALt– time controlled automatic adjustment (AEJ only)............................................. 26
7.2.6 P1.5 CALr– Enable/disable issue of adjustment protocol.................................................... 27
7.3 Verification.............................................................................................................................. 28
8MENU................................................................................................................ 30
8.1 Navigation in the menu.......................................................................................................... 32
8.2 Exit menu / back to weighing mode. .................................................................................... 33
9WEIGHING FUNCTIONS P6 FUNC................................................................. 34
9.1 Turn on/off balance................................................................................................................ 34
9.2 Weighing ................................................................................................................................. 34
9.3 Standard weighing unit.......................................................................................................... 35
9.4 Weighing units switch-over................................................................................................... 36
9.5 Taring....................................................................................................................................... 36
9.6 Underfloor weighing............................................................................................................... 37
9.7 Selecting the operating mode............................................................................................... 38
9.7.1 Selecting accessible operating modes................................................................................. 40
10 BALANCE SETTINGS “P3 READ” ............................................................. 41
10.1 Filter - adaptation to ambient conditions and weighing options ...................................... 41
10.2 Rest position control display – Adaptation of weighing speed ........................................ 42
10.3 Auto Zero................................................................................................................................. 43
10.4 Hide last decimal place.......................................................................................................... 44
10.5 Dispensing mode “RAPID”.................................................................................................... 45
11 FURTHER USEFUL FUNCTIONS “P7 OTHER“.......................................... 46
11.1 Display background illumination.......................................................................................... 46
11.2 Acoustic signal for key operation......................................................................................... 47
11.3 Print weighing settings.......................................................................................................... 48

4 AEJ_N/AES_N-BA-e-1321
12 GLP/ISO LOG “P2 GLP“.............................................................................. 49
13 OPERATION MODES ................................................................................... 53
13.1 Parts counting ........................................................................................................................ 54
13.2 Weighing with tolerance range............................................................................................. 58
13.3 Percent determination............................................................................................................ 61
13.3.1 Determining the reference weight by weighing (function F4 PrcA) ................................. 61
13.3.2 Numeric entry of reference weight (function F4 Prcb)..................................................... 62
13.4 Dosing...................................................................................................................................... 64
13.5 Determining the density of solid matter and fluids ............................................................ 65
13.6 Pipette calibration .................................................................................................................. 66
13.6.1 Entering parameters ........................................................................................................ 66
13.6.2 Carry out series of measurements for test volume V0..................................................... 67
13.6.3 Carry out series of measurements for test volume V1/2 ................................................... 68
13.6.4 Carry out series of measurements for test volume V1..................................................... 69
14 DATA OUTPUT RS 232 “P4 PRINT“............................................................ 71
14.1 Technical data......................................................................................................................... 71
14.2 Interface cable ........................................................................................................................ 72
14.3 Menu settings “P4 PRINT“ .................................................................................................... 73
14.4 Printout examples (KERN YKB-01N).................................................................................... 78
14.5 Output log ............................................................................................................................... 79
14.5.1 Issue after pressing the PRINT ´button ........................................................................... 79
14.5.2 PC controlled output ........................................................................................................ 80
14.5.3 Output of date/time .......................................................................................................... 80
14.6 Remote control instructions ................................................................................................. 81
15 SERVICE, MAINTENANCE, DISPOSAL ...................................................... 82
15.1 Cleaning .................................................................................................................................. 82
15.2 Service, maintenance............................................................................................................. 82
15.3 Disposal................................................................................................................................... 82
16 INSTANT HELP............................................................................................. 83
16.1 Error messages ...................................................................................................................... 84
17 DECLARATION OF CONFORMITY.............................................................. 85

AEJ_N/AES_N-BA-e-1321 5
1 Technical data
KERN AEJ 100-4NM AEJ 200-4NM AEJ 200-5NM
Readability (d) 0.1 mg 0.1 mg 0.01 mg / 0.1 mg
Weighing range (max) 160 g 220 g 60 g – 220 g
Minimum load (Min) 10 mg 10 mg 1 mg
Verification value (e) 1 mg 1 mg 1 mg
Verification class I I I
Reproducibility 0.2 mg 0.2 mg 0.04 mg / 0.2 mg
Linearity ± 0.3 mg ± 0.3 mg ± 0.1 mg / ± 0.3 mg
Stabilization time 4 sec.
Adjustment weight internal
Warm-up time 8 h
Weighing Units mg, g, ct
Smallest part weight for
piece counting 10 mg 10 mg 1 mg
Reference quantities at
piece counting 10, 20, 50, freely selectable
Weighing plate, stainless
steel ø 85mm ø 70mm
Net weight (kg) 5.4
Permissible
ambient condition +18° C to +30° C
Humidity of air 30 ~ 80 % relative (not condensing)
Input voltage 110 - 230 V - 240 V AC‚50 Hz
Power pack
secondary voltage 13.8 V
Interface RS 232C
Underfloor weighing
device Hooks

6 AEJ_N/AES_N-BA-e-1321
KERN AES 100-4N AES 200-4N
Readability (d) 0.1 mg 0.1 mg
Weighing range (max) 160 g 220 g
Reproducibility 0.2 mg 0.2 mg
Linearity ± 0.3 mg ± 0.3 mg
Recommended adjusting
weight not supplied
(class) 150 g (E2) 200 g (E2)
Stabilization time 4 sec.
Warm-up time 8 h
Weighing Units g, mg, ct, oz, ozt, GN, mom, dwt, teal
Smallest part weight for
piece counting 10 mg
Reference quantities at
piece counting 10, 20, 50, freely selectable
Weighing plate, stainless
steel ø 85mm
Net weight (kg) 5.4
Permissible
ambient condition +18° C to +30° C
Humidity of air 30 ~ 80 % relative (not condensing)
Input voltage 110 - 230 V - 240 V AC‚50 Hz
Power pack
secondary voltage 13.8 V
Interface RS 232C
Underfloor weighing
device Hooks

AEJ_N/AES_N-BA-e-1321 7
1.1 Dimensions

8 AEJ_N/AES_N-BA-e-1321
2 Appliance overview
1. Windshield
2. Weighing pan
3. Display
4. Keyboard
5. Levelling screw
6. Bubble level
7. Terminal power supply unit
8. RS232 interface
9. Not documented

AEJ_N/AES_N-BA-e-1321 9
2.1 Display and Keyboard Summary
1. Stability display
2. Zero indicator
3. The non-calibrated value is given in brackets in calibrated scales.
4. Weighing unit “g“
Key Function
•Turn on/off
•Call up menu
•Activate operating mode
•Scroll backwards in menu
•Switch-over weighing unit
•Scroll forward in menu
•Calculate weighing data via interface
•Confirm / save
•Taring
•Zeroing
•
Exit menu / Return to weighing mode

10 AEJ_N/AES_N-BA-e-1321
2.1.1 Numeric entry
Key Description Function
Navigation button Increase flashing digit
Navigation button Decrease flashing digit
Navigation button Digit selection to the right
Navigation button Digit selection as per
Navigation button Confirm entry
ESC Cancel input