KERN ALJ User manual

KERN & Sohn GmbH
Ziegelei 1
D-72336 Balingen
E-mail: [e-mail]
Phone: +49-[0]7433-9933-0
Fax: +49-[0]7433-9933-149
www.kern-sohn.com
Operating manual
Analytical and precision balances
KERN ALJ/ALS/PLJ/PLS
Type TALJG-A / TALSG-A / TPLJG-A / TPLSG-A
Version 1.1
2020-12
GB
TALJG_A/TALSG_A/TPLJG_A/TPLSG_A-BA-e-2011

2 TALJG_A/TALSG_A/TPLJG_A/TPLSG_A-BA-e-2011
GB
KERN ALJ/ALS/PLJ/PLS
Version 1.1 2020-12
Operating manual
Analytical and precision balances
Contents
1Technical specification ................................................................................. 5
2Declaration of Conformity........................................................................... 15
3Device overview........................................................................................... 16
3.1 Parts.........................................................................................................................16
3.2 Operating controls ....................................................................................................20
3.2.1 Keyboard overview................................................................................................................... 20
3.2.2 Navigation buttons / Introducing the numerical value .............................................................. 21
3.3 Display overview.......................................................................................................22
3.4 User interface ...........................................................................................................23
4Basic instructions........................................................................................ 24
4.1 Intended use.............................................................................................................24
4.2 Non-intended use .....................................................................................................24
4.3 Warranty...................................................................................................................24
4.4 Testing equipment supervision .................................................................................24
5Basic safety instructions ............................................................................ 25
5.1 Compliance with the instructions included in the user manual...................................25
5.2 Personnel training.....................................................................................................25
6Transport and storage................................................................................. 25
6.1 Checking during reception ........................................................................................25
6.2 Packaging / return transport......................................................................................25
7Unpacking, positioning and start-up.......................................................... 28
7.1 Installation place, operation place.............................................................................28
7.2 Unpacking and check................................................................................................29
7.2.1 Setting....................................................................................................................................... 29
7.3 Power supply............................................................................................................33
7.4 Operation with battery supply (solely the model PLS 420-3F)...................................33
7.5 Operator language selection.....................................................................................34
7.6 Connecting peripherals.............................................................................................34
8Adjustment................................................................................................... 34
8.1 Adjustment mode selection.......................................................................................35
8.2 Automatic adjustment using the internal weight ........................................................36
8.3 Adjustment using the internal weight after the Model CAL button is pressed ............37
8.4 Adjustment using the external weight........................................................................38
8.5 Changing the weight of the internal calibration weight...............................................39
8.6 Adjustment report display/print..................................................................................40
8.7 Verification................................................................................................................41

TALJG_A/TALSG_A/TPLJG_A/TPLSG_A-BA-e-2011 3
9Basic mode................................................................................................... 42
9.1 Switching the scale on and off ..................................................................................42
9.2 Resetting ..................................................................................................................42
9.3 Ordinary weighing.....................................................................................................43
9.4 Weighing range indicator..........................................................................................43
9.5 Taring .......................................................................................................................44
9.6 Weighing using the under-scales weighing hanger ...................................................45
11 Setup menu .................................................................................................. 46
11.1 Weight units (unit1/unit2)..........................................................................................49
11.2 RS-232 .....................................................................................................................50
11.3 Transmission speed..................................................................................................51
11.4 Auto zero..................................................................................................................52
11.5 Filter .........................................................................................................................53
11.6 Stability.....................................................................................................................53
11.7 Setting the display contrast.......................................................................................54
11.8 Display backlight.......................................................................................................55
11.9 Automatic switch-off function ....................................................................................55
11.10 Setting time and date............................................................................................56
11.11 User interface language........................................................................................57
12 Main menu “Applications”.......................................................................... 58
12.1 Counting the number of pieces.................................................................................59
12.1.1 Determining the reference value by weighing...................................................................... 59
12.1.2 Introducing the reference weight in the numerical value ..................................................... 62
12.1.3 Automatic optimization of the reference value..................................................................... 63
12.2 Determining density using the equipment for the under-scales weighing hanger ......64
12.2.1 Determining solid body density using the equipment for the under-scales weighing hanger
64
12.2.2 Liquid density determination ................................................................................................ 68
12.3 Formulation...............................................................................................................70
12.3.1 Free formulation................................................................................................................... 70
12.3.1 Formulation defining and implementation............................................................................ 72
12.4 Test weighing ...........................................................................................................81
12.5 Determining the percentage value ............................................................................84
12.5.1 Entering the reference weight by weighing.......................................................................... 84
12.5.2 Introducing the reference weight in the numerical value ..................................................... 85
12.6 Weighing animals .....................................................................................................86
12.7 Peak value function ..................................................................................................87
12.8 GLP function (Good Laboratory Practice) .................................................................88
13 RS-232C interface........................................................................................ 90
13.1 Technical specification..............................................................................................90
13.2 Use of the scale plug pins.........................................................................................90
13.3 Interface....................................................................................................................91
13.3.1 Printer connection ................................................................................................................ 92
13.4 Data transmission.....................................................................................................92
13.5 Data transmission formats ........................................................................................92
13.6 Remote control command.........................................................................................94
14 Error messages............................................................................................ 95

4 TALJG_A/TALSG_A/TPLJG_A/TPLSG_A-BA-e-2011
15 Maintenance, service and disposal............................................................ 95
15.1 Cleaning ...................................................................................................................95
15.2 Maintenance and service..........................................................................................95
15.3 Disposal....................................................................................................................96
16 Help for any minor failures ......................................................................... 96
17 Ionizing unit (factory option for KERN ALJ-A03)...................................... 97
17.1 General information ..................................................................................................97
17.2 Basic safety instructions ...........................................................................................97
17.3 Technical specification..............................................................................................99
17.4 Device overview........................................................................................................99
17.5 Start........................................................................................................................100
17.6 Intended use...........................................................................................................101
17.7 Cleaning .................................................................................................................101

TALJG_A/TALSG_A/TPLJG_A/TPLSG_A-BA-e-2011 5
1 Technical specification
KERN ALJ 160-4A ALJ 200-5DA
Product number / type TALJG 160-4-A TALJG 220-5-A
Weighing range (Max) 160 g 82 g/220 g
Interval (d) 0.1 mg 0.01 mg/0.1 mg
Reproducibility 0.1 mg 0.04 mg/0.1 mg
Linearity ±0.3 mg ±0.1 mg/0.2 mg
Settling time (standard) 4 s 10 s
Minimum part weight when
counting the number of pieces in
laboratory conditions* 1 mg 1 mg
Minimum part weight when
counting the number of pieces in
standard conditions** 10 mg 10 mg
Heating time 8 h
Adjustment weight internal
Number of reference pieces
when counting the number of
pieces 10, 25, 50, 100, selected freely
Weight units ct, g, gn, lb, mo, oz, ozt,
tl (Hong Kong), tl (Singapore, Malaysia), tl (Taiwan), pen
Power supply 24 V DC, 1A
Operating temperature +15°C ... +30°C
Air humidity max. 80% (non-condensing)
Housing (W × D × H) mm 210 × 340 × 330
Wind breaker dimensions
(W × D × H) mm 160 × 140 × 205 (inner) 190 × 195 × 225 (outer) 160 × 170 × 225 (inner) 190 × 195 × 225 (outer)
Scale plate (stainless steel) Ø 80 mm
(Net) weight kg 6.5 kg 7 kg
Interface RS-232C
Contamination degree 2
Overvoltage category Category II
Installation height
above sea level up to 4000 m
Location site Solely indoors

6 TALJG_A/TALSG_A/TPLJG_A/TPLSG_A-BA-e-2011
KERN ALJ 250-4A ALJ 310-4A ALJ 500-4A
Product number / type TALJG 250-4-A TALJG 310-4-A TALJG 510-4-A
Weighing range (Max) 250 g 310 g 510 g
Interval (d) 0.1 mg 0.1 mg 0.1 mg
Reproducibility 0.1 mg 0.1 mg 0.2 mg
Linearity ±0.3 mg ±0,3 mg ±0,4 mg
Settling time (standard) 4 s 4 s 4 s
Minimum part weight when
counting the number of pieces in
laboratory conditions* 1 mg 1 mg 1 mg
Minimum part weight when
counting the number of pieces in
standard conditions** 10 mg 10 mg 10 mg
Heating time 8 h
Adjustment weight internal
Number of reference pieces
when counting the number of
pieces 10, 25, 50, 100, selected freely
Weight units ct, g, gn, lb, mo, oz, ozt,
tl (Hong Kong), tl (Singapore, Malaysia), tl (Taiwan), pen
Power supply 24 V DC, 1A
Operating temperature +5°C ... +30°C
Air humidity max. 80% (non-condensing)
Housing (W × D × H) mm 210 × 340 × 330
Wind breaker dimensions
(W × D × H) mm 160 × 140 × 205 (inner) 190 × 195 × 225 (outer)
Scale plate (stainless steel) Ø 80 mm
(Net) weight kg 6.5 kg
Interface RS-232C
Contamination degree 2
Overvoltage category Category II
Installation height
above sea level up to 4000 m
Location site Solely indoors

TALJG_A/TALSG_A/TPLJG_A/TPLSG_A-BA-e-2011 7
KERN ALJ 160-4AM ALJ 250-4AM
Product number / type TALJG 160-4M-A TALJG 250-4M-A
Weighing range (Max) 160 g 250 g
Interval (d) 0.1 mg 0.1 mg
Reproducibility 0.1 mg 0.1 mg
Linearity ±0.3 mg ±0,3 mg
Verification scale interval (e) 1 mg 1 mg
Verification class I I
Minimum weight (Min) 10 mg 10 mg
Settling time (standard) 4 s 4 s
Minimum part weight when counting
the number of pieces in laboratory
conditions* 1 mg 1 mg
Minimum part weight when counting
the number of pieces in standard
conditions** 10 mg 10 mg
Heating time 8 h
Adjustment weight internal
Number of reference pieces
when counting the number of pieces 10, 25, 50, 100, selected freely
Weight units ct, g
Power supply 24 V DC, 1A
Operating temperature +15°C ... +30°C
Air humidity max. 80% (non-condensing)
Housing (W × D × H) mm 210 × 340 × 330
Wind breaker dimensions
(W × D × H) mm 160 × 140 × 205 (inner) 190 × 195 × 225 (outer)
Scale plate (stainless steel) Ø 80 mm
(Net) weight kg 6,5
Interface RS-232C
Contamination degree 2
Overvoltage category Category II
Installation height
above sea level up to 4000 m
Location site Solely indoors

8 TALJG_A/TALSG_A/TPLJG_A/TPLSG_A-BA-e-2011
KERN ALS 160-4A ALS 250-4A
Product number / type TALSG 160-4-A TALSG 250-4-A
Weighing range (Max) 160 g 250 g
Interval (d) 0.1 mg 0.1 mg
Reproducibility 0.1 mg 0.1 mg
Linearity ±0.3 mg ±0,3 mg
Settling time (standard) 4 s 4 s
Minimum part weight when counting
the number of pieces in laboratory
conditions** 1 mg 1 mg
Minimum part weight when counting
the number of pieces in standard
conditions** 10 mg 10 mg
Heating time 8 h
Recommended adjustment weight
(class),
not delivered 150 g (E2) 250 g (E2)
Number of reference pieces
when counting the number of pieces 10, 25, 50, 100, selected freely
Weight units ct, g, gn, lb, mo, oz, ozt,
tl (Hong Kong), tl (Singapore, Malaysia), tl
(Taiwan), pen
Power supply 24 V DC, 1A
Operating temperature +15°C ... +30°C
Air humidity max. 80% (non-condensing)
Housing (W × D × H) mm 210 × 340 × 330
Wind breaker dimensions
(W × D × H) mm 160 × 140 × 205 (inner) 190 × 195 × 225 (outer)
Scale plate (stainless steel) Ø 80 mm
(Net) weight kg 6,2 kg
Interface RS-232C
Contamination degree 2
Overvoltage category Category II
Installation height
above sea level up to 4000 m
Location site Solely indoors

TALJG_A/TALSG_A/TPLJG_A/TPLSG_A-BA-e-2011 9
KERN PLJ 420-3F PLJ 720-3A PLJ 1200-3A
Product number / type TPLJG 420-3-A TPLJG 720-3-A TPLJG 1200-3-A
Weighing range (Max) 420 g 720 g 1200 g
Interval (d) 0.001 g 0.001 g 0.001 g
Reproducibility 0.001 g 0.001 g 0.001 g
Linearity ±0.003 g ±0,002 g ±0,003 g
Settling time (standard) 2 s 2 s 2 s
Minimum part weight when
counting the number of pieces in
laboratory conditions** 5 mg 1 mg 5 mg
Minimum part weight when
counting the number of pieces in
standard conditions** 50 mg 10 mg 50 mg
Heating time 4 h 4 h 8 h
Adjustment weight internal
Number of reference pieces
when counting the number of
pieces 10, 25, 50, 100, selected freely
Weight units ct, g, gn, lb, mo, oz, ozt,
tl (Hong Kong), tl (Singapore, Malaysia), tl (Taiwan), pen
Power supply 230 V/50 Hz
(Euro) 9 VDC 230 V/50 Hz (Euro) 24 V DC
Operating temperature +15°C/+30°C
Air humidity max. 80% (non-condensing)
Equipment for the under-scales
weighing hanger – attachment lug, serial equipment
Housing (W × D × H) mm 210 × 340 × 160
Wind breaker [mm] internal: Ø 150, height 60
external: Ø 160, height 70
Scale plate (stainless steel) Ø 11 cm
(Net) weight kg 3.5 kg 4.9 kg 4.9 kg
Interface RS-232C
Contamination degree 2
Overvoltage category Category II
Installation height
above sea level up to 4000 m
Location site Solely indoors

10 TALJG_A/TALSG_A/TPLJG_A/TPLSG_A-BA-e-2011
KERN PLJ 2000-3A PLJ 4200-2F PLJ 6200-2A
Product number / type TPLJG 2100-3-A TPLJG 4200-2-A TPLJG 6200-2-A
Weighing range (Max) 2100 g 4200 g 6200 g
Interval (d) 0.001 g 0.01 g 0.01 g
Reproducibility 0.002 g 0.02 g 0.01 g
Linearity ±0.004 g ±0,04 g ±0,03 g
Settling time (standard) 2 s 2 s 2 s
Minimum part weight when
counting the number of pieces in
laboratory conditions** 50 mg 50 mg 10 mg
Minimum part weight when
counting the number of pieces in
standard conditions** 500 mg 500 mg 100 mg
Heating time 8 h 4 h 4 h
Adjustment weight internal
Number of reference pieces
when counting the number of
pieces 10, 25, 50, 100, selected freely
Weight units ct, g, gn, lb, mo, oz, ozt,
tl (Hong Kong), tl (Singapore, Malaysia), tl (Taiwan), pen
Power supply 230 V/50 Hz
(Euro) 24 V DC 230 V/50 Hz (Euro) 9 VDC 230 V/50 Hz (Euro) 24 V DC
Operating temperature +15°C ... +30°C
Air humidity max. 80% (non-condensing)
Equipment for the under-scales
weighing hanger attachment lug, serial
equipment – attachment lug,
serial
equipment
Housing (W × D × H) mm 210 x 340 x 330 210 x 340 x 95 210 x 340 x 160
Wind breaker mm
internal: Ø 150, height 60
external: Ø 160, height 70 yes no no
Scale plate (stainless steel) Ø 11 cm Ø 16 cm Ø 16 cm
(Net) weight kg 6.8 kg 3.8 kg 5.4 kg
Interface RS-232C
Contamination degree 2
Overvoltage category Category II
Installation height
above sea level up to 4000 m
Location site Solely indoors

TALJG_A/TALSG_A/TPLJG_A/TPLSG_A-BA-e-2011 11
KERN PLJ 720-3AM PLJ 6200-2AM
Product number / type TPLJG 720-3M-A TPLJG 6200-2M-A
Weighing range (Max) 720 g 6200 g
Interval (d) 0.001 g 0.01 g
Reproducibility 0.001 g 0.01 g
Linearity ±0.002 g ±0,02 g
Verification scale interval (e) 10 mg 100 mg
Verification class II II
Minimum weight (Min) 20 mg 50 mg
Settling time (standard) 2 s 2 s
Minimum part weight when
counting the number of pieces in
laboratory conditions** 1 mg 10 mg
Minimum part weight when
counting the number of pieces in
standard conditions** 10 mg 100 mg
Heating time 4 h 4 h
Adjustment weight internal
Number of reference pieces
when counting the number of
pieces 10, 25, 50, 100, selected freely
Weight units ct, g
Power supply 230V/50Hz AC (Euro), 24V/1A DC
Operating temperature +15°C ... +30°C
Air humidity max. 80% (non-condensing)
Housing (W × D × H) mm 210 x 345 x 155 210 x 345 x 160
Wind breaker [mm] internal: Ø 150, height 60
external: Ø 160, height 70
Scale plate (stainless steel) Ø 11 cm Ø 16 cm
(Net) weight kg 4.9 kg 5.4 kg
Interface RS-232C
Contamination degree 2
Overvoltage category Category II
Installation height
above sea level up to 4000 m
Location site Solely indoors

12 TALJG_A/TALSG_A/TPLJG_A/TPLSG_A-BA-e-2011
KERN
PLS 420-3F
PLS 720-3A
PLS 1200-3A
Product number / type TPLSG 420-3-A TPLSG 720-3-A TPLSG 1200-3-A
Weighing range (Max) 420 g 720 g 1200 g
Interval (d) 0.001 g 0.001 g 0.001 g
Reproducibility 0.001 g 0.001 g 0.001 g
Linearity
±0.004 g
±0,002 g
±0,003 g
Settling time (standard)
3 s
2 s
2 s
Minimum part weight when
counting the number of
pieces in laboratory
conditions**
5 mg 5 mg 5 mg
Minimum part weight when
counting the number of
pieces in standard
conditions**
50 mg 50 mg 50 mg
Heating time 4 h 4 h 8 h
Recommended adjustment
weight (class),
not delivered 400 g (E2) 600 g (E2) 1 kg (E2)
Number of reference pieces
when counting the number of
pieces 10, 25, 50, 100, selected freely
Weight units ct, g, gn, lb, mo, oz, ozt,
tl (Hong Kong), tl (Singapore, Malaysia), tl (Taiwan), pen
Power supply 230 V/50 Hz (
Euro) 9 VDC 230 V/50 Hz (Euro) 24 V DC
Battery operating time 30 h
charging time 10 h – –
Operating temperature
+15°C ... +30°C
Air humidity
max. 80% (non-condensing)
Equipment for the under-
scales weighing hanger attachment lug, serial equipment
Housing (W × D × H) mm
210 × 340 × 160
Wind breaker mm internal: Ø 150, height 60
external: Ø 160, height 70
Scale plate (stainless steel) Ø 11 cm
(Net) weight kg 2,7 kg 4.5 kg 4.5 kg
Interface
RS-232C
Contamination degree
2
Overvoltage category Category II
Installation height
above sea level
up to 4000 m
Location site Solely indoors

TALJG_A/TALSG_A/TPLJG_A/TPLSG_A-BA-e-2011 13
KERN PLS 4200-2F PLS 6200-2A
Product number / type TPLSG 4200-2-A TPLSG 6200-2-A
Weighing range (Max) 4200 g 6200 g
Interval (d) 0.01 g 0.01 g
Reproducibility 0.01 g 0.01 g
Linearity ±0.04 g ±0,03 g
Settling time (standard) 3 s 2 s
Minimum part weight when
counting the number of pieces in
laboratory conditions** 50 mg 50 mg
Minimum part weight when
counting the number of pieces in
standard conditions** 500 mg 500 mg
Heating time 4 h 4 h
Recommended adjustment
weight (class),
not delivered 4 kg (E2) 5 kg (E2)
Number of reference pieces
when counting the number of
pieces 10, 25, 50, 100, selected freely
Weight units ct, g, gn, lb, mo, oz, ozt,
tl (Hong Kong), tl (Singapore, Malaysia), tl (Taiwan), pen
Power supply 230 V/50 Hz (Euro)
9 V DC 230 V/50 Hz (Euro) 24 V DC
Battery operating time 30 h
charging time 10 h –
Operating temperature +15°C ... +30°C
Air humidity max. 80% (non-condensing)
Equipment for the under-scales
weighing hanger attachment lug, serial equipment
Housing (W × D × H) mm 210 x 345 x 105
Wind breaker no
Scale plate (stainless steel) Ø 16 cm
(Net) weight kg 3 kg 4.5 kg
Interface RS-232C
Contamination degree 2
Overvoltage category Category II
Installation height
above sea level up to 4000 m
Location site Solely indoors

14 TALJG_A/TALSG_A/TPLJG_A/TPLSG_A-BA-e-2011
KERN PLS 8000-2A PLS 20000-1F
Product number / type TPLSG 8200-2-A TPLSG 20000-1-A
Weighing range (Max) 8200 g 20 kg
Interval (d) 0.01 g 0.1 g
Reproducibility 0.01 g 0.1 g
Linearity ±0.04 g ±0,4 g
Settling time (standard) 4 s 3 s
Minimum part weight when
counting the number of pieces in
laboratory conditions* 10 mg 500 mg
Minimum part weight when
counting the number of pieces in
standard conditions** 100 mg 5 g
Heating time 4 h 4 h
Recommended adjustment
weight (class), not delivered 5 kg (E2) 20 kg (E2)
Number of reference pieces
when counting the number of
pieces 10, 25, 50, 100, selected freely
Weight units ct, g, gn, lb, mo, oz, ozt,
tl (Hong Kong), tl (Singapore, Malaysia), tl (Taiwan), pen
Power supply 230 V/50 Hz (Euro)
24 V DC 230 V/50 Hz (Euro) 9 V DC
Operating temperature +15°C ... +30°C
Air humidity max. 80% (non-condensing)
Equipment for the under-scales
weighing hanger attachment lug, serial equipment -
Housing (W × D × H) mm 210 × 345 × 100 210 × 340 × 100
Wind breaker no no
Scale plate (stainless steel) Ø 16 cm 200 x 175 mm
(Net) weight kg 4.8 kg 3.5 kg
Interface RS-232C
Contamination degree 2
Overvoltage category Category II
Installation height
above sea level up to 4000 m
Location site Solely indoors

TALJG_A/TALSG_A/TPLJG_A/TPLSG_A-BA-e-2011 15
* Minimum part weight when counting the number of pieces in laboratory
conditions:
There are optimum ambient conditions to count pieces with high resolution
No diversification of the counted pieces’ weight
**Minimum part weight when counting the number of pieces in standard
conditions:
There are unsteady ambient conditions (wind gusts, vibrations)
There is diversification of the counted pieces’ weight
2 Declaration of Conformity
The valid Declaration of Conformity EC/UE is available at:
www.kern-sohn.com/ce
For verified scales (= the ones subject to the conformity
assessment procedure), the Declaration of Conformity is included
in the delivery scope.

16 TALJG_A/TALSG_A/TPLJG_A/TPLSG_A-BA-e-2011
3 Device overview
3.1 Parts
Front:
Model ALJ 200-5DA Models ALJ/ALS
Item Name
1 Glass wind breaker
2 Wind breaker ring
3 Scale plate
4 Leveler
5 Display
6 Keyboard
7 Leveling screw foot

TALJG_A/TALSG_A/TPLJG_A/TPLSG_A-BA-e-2011 17
Model PLJ 2000-3A Models PLJ/PLS:
Scale plate dimensions Ø 110 mm
Item Name Item Name
1 Glass wind breaker 1 Leveler
2 Scale plate 2 Cover of the glass wind breaker
3 Display 3 Glass wind breaker
4 Keyboard 4 Scale plate
5 Leveling screw foot 5 Display
6 Leveler 6 Leveling screw foot
7 Keyboard

18 TALJG_A/TALSG_A/TPLJG_A/TPLSG_A-BA-e-2011
Models PLS
scale plate dimensions Ø 160 mm Models PLS 20000-1F scale plate dimensions 200 x 175 mm
Item Name
1 Leveler
2 Scale plate
3 Display
4 Keyboard
5 Leveling screw foot
Sample drawing with a ionizing unit installed (KERN ALJ-A03):

TALJG_A/TALSG_A/TPLJG_A/TPLSG_A-BA-e-2011 19
Scale back and bottom
1. Scale plate
2. RS-232C interface
3. Leveling screw foot
4. Power supply socket
5. Housing screws
(in models with 4
leveling screw feet,
first screw out both rear
ones)
6. Equipment for the
under-scales weighing
hanger
7. Transport protection
(solely models with an
internal adjustment
weight)
2
3
1
4
5
6
5
7

20 TALJG_A/TALSG_A/TPLJG_A/TPLSG_A-BA-e-2011
3.2 Operating controls
3.2.1 Keyboard overview
Button
Name
Button pressing
Pressing and holding
the button until the
sound is heard
MENU
button
•Displaying the main /
application menu
•Menu item selection —
scrolling forward
•Displaying the setup
menu
•Leaving the setup
menu
ON/OFF
button
•Switching on/off
•Leaving the main / application menu,
return to the weighing mode
CAL button
•Adjustment
•Menu item selection — scrolling backward
PRINT
button
•Weight data transfer via the interface
•Setting confirmation/saving
TARE
button
•Taring
•Resetting