Kern-sohn MLB 50-3C Instrukcja Użytkownika

KERN & Sohn GmbH Ziegelei 1 D-72336 Balingen E-Mail: [email protected] Phone: +49-[0]7433- 9933-0 Fax: +49-[0]7433-9933-149 Internet: www.kern-

10 MLB_C-BA-e-1431 3 Basic Information (General) 3.1 Proper use The device purchased by you is designed for a fast and reliable determinat

MLB_C-BA-e-1431 11 4 Basic Safety Precautions 4.1 Pay attention to the instructions in the Operation Manual Carefully read this operation manual b

12 MLB_C-BA-e-1431 CAUTION The moisture analyzer operates using heat! + Maintain sufficient space in the environment of the instrument to

MLB_C-BA-e-1431 13 5 Transport and storage 5.1 Testing upon acceptance When receiving the appliance, please check packaging immediately, and the ap

14 MLB_C-BA-e-1431  Secure all items against slipping or damage.

MLB_C-BA-e-1431 15 6 Unpacking, Setup and Commissioning 6.1 Installation Site, Location of Use The instrument is designed to achieve reliable weigh

16 MLB_C-BA-e-1431 6.2 Unpacking and assembly Take the moisture meter carefully out of its packaging, remove the plastic jacket and instal

MLB_C-BA-e-1431 17 6.2.1 Scope of delivery Serial accessories: • Moisture analyzer, see illustration chap. 2 • 10 sample dishes • Power cable •

18 MLB_C-BA-e-1431 6.5 Connection of peripheral devices Before connecting or disconnecting of additional devices (printer, PC) to the dat

MLB_C-BA-e-1431 19 7 Weigh/tare  Weighing Switch on with ON/OFF switch. Place load on and off weighing platform several times before weighing. P

2 MLB_C-BA-e-1431 GB KERN MLB_C Version 3.1 03/2014 Operating manual Electronic Moisture Analyser Contents 1 TECHNICAL DATA ...

20 MLB_C-BA-e-1431 8 Menu The menu is arranged in a user and operator menu. The scales are adjusted to user requirements in the user menu;

MLB_C-BA-e-1431 21 Navigation in the menu: Button Function in Menu • Enter user menu • Scroll to next page • Reduce digit • Scroll back • Ch

22 MLB_C-BA-e-1431 9 P1 CAL - adjustment As the acceleration value due to gravity is not the same at every location on earth, each balance

MLB_C-BA-e-1431 23 9.2 P1-02 Adjustment test Here, deviation from the last adjustment is determined. Only a check will be carried out, no variables

24 MLB_C-BA-e-1431 9.3 P1-03 Temperature adjustment We recommend occasionally checking the temperature level of the device using the temper

MLB_C-BA-e-1431 25 Preparation:  Switch off instrument.  Remove sample dish, dish holder, removal aid and windshield.  Install the temperat

26 MLB_C-BA-e-1431 Keep pressing until tE_CAL appears. The first heating

MLB_C-BA-e-1431 27 If an optional printer is connected and function “P1-04” is activated, a adjustment record will be

28 MLB_C-BA-e-1431 9.5 P1-04 Adjustment record print-out If the function is activated, your adjustment data will automatically be printed-o

MLB_C-BA-e-1431 29 9.6 P1-05 temperature calibration This function is used to measure the temperature of the instrument. Only a check will be carri

MLB_C-BA-e-1431 3 6.4 Switch on/switch off device ...

30 MLB_C-BA-e-1431 Printout example KERN YKB-01N: Return to weighing mode: Press the ESC-key repeatedly until the query ”SAVE?“

MLB_C-BA-e-1431 31 10 P2 GLP (Good laboratory practice) Quality assurance systems require printouts of weighing results as well as of correct adjustm

32 MLB_C-BA-e-1431 The contents of the data output is set in menu options P2-03 to P2-08 (for setting, see P2-01 USr/P2-02 PrJ). All paramet

MLB_C-BA-e-1431 33 11 P3 Setting date/time • P3-01 tinnE setting time • P3-02-dAtE – setting date Return to weighing mode: Press the ESC-

34 MLB_C-BA-e-1431 12 P4 Basic settings • P4-01-AuE –filter settings AuE = StAnd Standard, normal environmental conditions AuE =Slouu L

MLB_C-BA-e-1431 35 • P4-01-AuE –Autozero This function is used to tare small variations in weight automatically. In the event that small quantities

36 MLB_C-BA-e-1431 13 P5 RS 232 interface • P5-01-bAud – Baud rate setting • P5-02-PStb – output of stable/unstable scales reading

MLB_C-BA-e-1431 37 • P5-03-LinE_t – output interval setting Return to weighing mode: Press the ESC-key repeatedly until the query ”SAVE?“ app

38 MLB_C-BA-e-1431 Setting „YES“ Setting „No“ Only the measurement reading will be produced. Complete record print out with header and fo

MLB_C-BA-e-1431 39 14 P6 Other useful functions • P6-01-Libr – activate/deactivate program library for drying programs YES Function activated

4 MLB_C-BA-e-1431 16 GENERAL INFORMATION CONCERNING MOISTURE ANALYSIS ... 57 16.1 Application ...

40 MLB_C-BA-e-1431 • P6-03 – display brightness 100 Maximum brightness 20 Minimum brightness 20 No brightness •

MLB_C-BA-e-1431 41 • P6-05-PrnS – output of set weighing parameters via RS 232 interface PRnS

42 MLB_C-BA-e-1431 15 Operator menu – moisture analysis To carry out user-defined drying processes, the device has space for up to 20 differ

MLB_C-BA-e-1431 43 • Shutoff criterion Selection of criteria with which drying will be completed is made here Tab. 1: “Shut-down criteria” para

44 MLB_C-BA-e-1431 Time setting for “timed shut-down criteria” selection : The variable for the amount is changed using the  

MLB_C-BA-e-1431 45 • Heating profiles Selection of suitable heating program is made here, as is input of drying temperature and hearing time.

46 MLB_C-BA-e-1431 Tab. 2: “Heating profile” parameter selection Standard drying Standard drying is the most-used heating profile. This he

MLB_C-BA-e-1431 47 Phased drying Phased drying can be used for substances which display special behaviour when heated. The individual steps are fr

48 MLB_C-BA-e-1431

MLB_C-BA-e-1431 49 • Result display Here is where the unit of the measurement results is defined. Parameter selection, see Tab. 3 Press

MLB_C-BA-e-1431 5 1 Technical data Data MLB 50-3C MLB 50-3C110V Radiator Infrared (1 x 400 W) Temperature range max. 160°C Maximum load (Max)

50 MLB_C-BA-e-1431 Tab. 3: Parameter selection “Display after drying” % M: Moisture content Display shows the moisture content of the sam

MLB_C-BA-e-1431 51 How to implement drying After setting the desired drying parameter for the sample to be tested, you can now start the drying proce

52 MLB_C-BA-e-1431 When drying is finished, you will hear an acoustic signal and the heating will be shut off. The display shows the mea

MLB_C-BA-e-1431 53 Example of printed output: --------------------Drying start---------------- Date : 2008/06/16 Current date Time : 10:15:03

54 MLB_C-BA-e-1431 The drying process can be aborted by pressing START/STOP followed by PRINT. When shut-down criteria setting = manual

MLB_C-BA-e-1431 55 15.2 Moisture analysis using the program library The device has a memory for drying programs! 20 drying programs can be allocated

56 MLB_C-BA-e-1431 Select drying parameters and carry out drying When program library is activated, select desired drying program as follows

MLB_C-BA-e-1431 57 16 General information concerning moisture analysis 16.1 Application In all cases where moisture is added to or removed from produ

58 MLB_C-BA-e-1431 16.4 Preparing a sample Prepare one sample at a time for measuring. This prevents the sample from exchanging moisture wit

MLB_C-BA-e-1431 59 16.5 Sample material Easy to determine are usually samples with the following characteristics: - Grainy to powdery, pourable soli

6 MLB_C-BA-e-1431 Shut-down criteria • Automatic 1 (shut-down at change of weighing value < 1mg within 10 s) • Automatic 2 (shut-down

60 MLB_C-BA-e-1431 16.7 Drying temperature Bear in mind the following factors when setting the drying temperature: Surface of the sample: C

MLB_C-BA-e-1431 61 16.8 Recommendations / Guidelines Prepare standard sample: - Crush sample, as required, and spread it evenly in the aluminium di

62 MLB_C-BA-e-1431 17 Data output Pin allocation of the balance output plug (front view): 5 1 9

MLB_C-BA-e-1431 63 17.1 Remote control instructions Commands Function R CR LF Reset to manufacturer setting - reset PC CR LF Command to call up t

64 MLB_C-BA-e-1431 18 Servicing, maintenance, disposal Before any maintenance, cleaning and repair work disconnect the appliance from the o

MLB_C-BA-e-1431 65 Clean temperature sensor Clean the same way, as described above. Ensure the emitter is not touched or

66 MLB_C-BA-e-1431 18.2 Change fuse + Disconnect equipment from power supply. + Swap fuse as shown in illustration. 18.3 Servicing

MLB_C-BA-e-1431 67 19 Instant help Fault Possible cause Display is not lit up. • The display unit is not switched on • The mains supply connec

68 MLB_C-BA-e-1431 20 Declaration of Conformity KERN & Sohn GmbH D-72322 Balingen-Frommern Postfach 4052 E-Mail: [email protected] Tel:

MLB_C-BA-e-1431 7 2 Device overview Pos. Description 1 Heated cover 2 Viewing panel 3 Halogen lamp 4 Sample dish 5 Windshield 6 Removal aid 7 Disp

8 MLB_C-BA-e-1431 2.1 Keyboard overview Button Function • Switch machine on/off • Switch display during drying process • Start/fi

MLB_C-BA-e-1431 9 2.2 Display overview (during measurement) 1. Display in moisture % 2. Current moisture content in %. 3. Results display in