KERN CXB User manual

Operating instruction
Counting scales
CXB/CXP
CXB/CXP-BA-e-0711

CXB/CXP-BA-e-0711
2
Table of Contents
1Technical data__________________________________________________ 4
2Declaration of conformity ________________________________________ 6
3Appliance overview _____________________________________________ 7
3.1 Overview of display _______________________________________________ 9
3.1.1 Display weight _______________________________________________________ 10
3.1.2 Display reference weight _______________________________________________ 10
3.1.3 Display quantity ______________________________________________________ 10
3.1.4 Battery charge status display ____________________________________________ 10
3.2 Keyboard overview_______________________________________________ 11
4Basic Information (General)______________________________________ 13
4.1 Proper use______________________________________________________ 13
4.2 Improper Use ___________________________________________________ 13
4.3 Warranty _______________________________________________________ 13
4.4 Monitoring of Test Resources______________________________________ 14
5Basic Safety Precautions________________________________________ 14
5.1 Pay attention to the instructions in the Operation Manual_______________ 14
5.2 Personnel training _______________________________________________ 14
6Transport and storage __________________________________________ 14
6.1 Testing upon acceptance _________________________________________ 14
6.2 Packaging ______________________________________________________ 14
7Unpacking, Setup and Commissioning ____________________________ 15
7.1 Installation Site, Location of Use ___________________________________ 15
7.2 Unpacking ______________________________________________________ 15
7.2.1 Setup ______________________________________________________________ 16
7.2.2 Scope of delivery _____________________________________________________ 17
7.3 Mains connection ________________________________________________ 17
7.4 Battery power supply_____________________________________________ 17
7.5 Initial Commissioning ____________________________________________ 17
7.5.1 Start-up_____________________________________________________________ 18
7.5.2 Turn off – CXB models _________________________________________________ 18
7.5.3 Turn off/standby mode – CXP models _____________________________________ 18
7.5.4 Balance zero display __________________________________________________ 18
7.5.5 Stability display_______________________________________________________ 18
7.6 Adjustment with external weight ___________________________________ 19

CXB/CXP-BA-e-0711 3
8Parts counting_________________________________________________ 20
8.1 Determination of the reference weight by weighing ____________________ 20
8.2 Numeric entering of the reference weight ____________________________ 21
8.3 Automatic reference optimization___________________________________ 21
8.4 Store/call reference weight ________________________________________ 22
8.4.1 Save _______________________________________________________________ 22
8.4.2 Call-up _____________________________________________________________ 23
8.5 Count with tolerance control - Fill to target___________________________ 23
8.5.1 Set tolerance value for target number of pieces______________________________ 23
8.5.2 Set tolerance value for target weight ______________________________________ 24
9Taring________________________________________________________ 25
9.1 Determination of the tare weight by weighing_________________________ 25
9.2 Numerical input of tare (PRE-TARE)_________________________________ 26
10 Add ________________________________________________________ 28
10.1 Add up “number parts" ___________________________________________ 28
10.2 Add up “weight" _________________________________________________ 29
10.3 Delete stored values______________________________________________ 30
11 Application menu ____________________________________________ 30
11.1 Navigation in the menu ___________________________________________ 30
11.2 Menu overview [USER]____________________________________________ 31
12 Configurations menu _________________________________________ 32
12.1.1 Display background illumination________________________________________ 32
12.1.2 Setting the display speed_____________________________________________ 33
13 Data output _________________________________________________ 34
13.1 RS 232C interface________________________________________________ 34
13.2 Description of interface ___________________________________________ 35
13.2.1 Example: Setting an output format______________________________________ 39
14 Service, maintenance, disposal_________________________________ 40
14.1 Cleaning _______________________________________________________ 40
14.2 Service, maintenance_____________________________________________ 40
14.3 Disposal________________________________________________________ 40
15 Instant help _________________________________________________ 41
16 Appendix ASCII CODE table____________________________________ 42

CXB/CXP-BA-e-0711
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1 Technical data
CXB models:
KERN CXB 3K0.2 CXB 6K0.5 CXB 15K1 CXB 30 K2
Readability (d) 0.2 g 0.5 g 1 g 2 g
Weighing range (max) 3 kg 6 kg 15 kg 30 kg
Reproducibility 0.2 g 0.5 g 1 g 2 g
Linearity ± 0.4 g ± 1.0 g ± 2 g ± 4 g
Stabilization time 2 sec. 2 sec. 2 sec. 2 sec.
Recommended adjustment
weight, not added (class) 3 kg (M1) 5 kg (M1) 15 kg (M1) 30 kg (M1)
Weighing unit g g g g
Minimum piece weight 0.1 g 0.2 g 0.5 g 1 g
Warming up time (operat-
ing temperature) 30 min
Reference quantity freely selectable
Net weight (kg) 4 kg
Permissible ambient
condition -10° C to 40° C
Humidity of air 15% - 85% (non-condensing)
Weighing plate, stainless
steel 300 x 225 mm
Dimensions of the housing
(B x D x H) 300 x 330 x 110 mm
Mains connection Mains adapter 230 V, 50/60 Hz ; 9 V DC balance, 800 mA
Without backlit display:
Service life c. 200 hours / loading time ca. 8 hrs.
Rechargeable battery
With backlit display:
Operating time ca. 60h. / loading time ca. 8 hrs.

CXB/CXP-BA-e-0711 5
CXP models:
KERN CXP 30K2 CXP 75K5 CXP 150K10
Readability (d) 2 g 5 g 10 g
Weighing range (max) 30 kg 75 kg 150 kg
Reproducibility 2 g 5 g 10 g
Linearity ± 4 g ± 10 g ± 20 g
Stabilization time 2 sec. 2 sec. 2 sec.
Recommended adjustment
weight, not added (class) 20 kg (M1) 50 kg (M1) 100 kg (M1)
Weighing unit g g g
Minimum piece weight 0.5 g 1 g 2.5 g
Warming up time (operat-
ing temperature) 30 min
Reference quantity freely selectable
Net weight (kg) 8.9 kg
Permissible ambient
condition -10° C to 40° C
Allowable air humidity 15 % - 85 % (non-condensing)
Weighing plate, stainless
steel 400 x 300 mm
400 x 300 x 100 mm (platform)Dimensions of the housing
plastic material (B x D x H) 290 x 140 mm (terminal)
Voltage 230 V (AC)
Without backlit display:
Service life c. 200 hours / loading time ca. 16 hrs.
With backlit display:
Operating time ca. 60h. / loading time ca. 16 hrs.
Rechargeable battery
with back light + RS 232:
Operating time ca. 56h. / loading time ca. 16 hrs.
Data interface RS 232C

CXB/CXP-BA-e-0711 7
3 Appliance overview
CXB models:
1. Bubble level
2. Battery compartment
3. Mains cable connection
4. ON/OFF switch
1
3
4
2

CXB/CXP-BA-e-0711
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3 2 1
4
CXP models:
1. ON/OFF switch
2. Mains cable connection
3. RS 232 interface
4. Bubble level

CXB/CXP-BA-e-0711 9
Loading status display
3.1 Overview of display
CXB models:
Weight Reference weight
Loading status display Pieces
CXP models:
Weight Reference weight Pieces

CXB/CXP-BA-e-0711
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3.1.1 Display weight
Here, the weight of your goods is displayed.
Overlay Windicates:
aZeroing display
PRE-
TARE Tare in memory
Battery very low
3.1.2 Display reference weight
The reference weight of a sample is shown here. This value is either entered by user
of calculated by balance.
Overlay Windicates:
Placed number of pieces insufficient for reference calculation
Placed reference weight insufficient for reference calculation
3.1.3 Display quantity
Here, all the parts placed on balance are immediately displayed by number.
Overlay Windicates:
M+ Data in summation memory
Stability display
3.1.4 Battery charge status display
red Battery is almost discharged
green Battery is completely discharged

CXB/CXP-BA-e-0711 11
3.2 Keyboard overview
CXB models:
CXP models:
This manual suits for next models
1
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