KERN MLB50-3 User Manual

MLB50-3-BA-defsi-0310
42
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The balance should not be moved during this procedure in order to achieve a sta-
ble result. The balance will have achieved a stable temperature value after
approx. 15 minutes.
-
The temperature in the weighing region should now have reached approx. 80°C.
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Press the key. “opEn“ will appear on the display screen.
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The cover can now be opened. + 2°C is now added on to the actual temperature,
e.g. if the thermometer is at 79°C, 79°C + 2°C = 81°C is entered.
2°C must be added to every temperature value.
-
The thermometer can now be removed from the weighing region.
-
The procedure is completed.
8 Setting the parameters
The following keys are used to set and select the parameters:
Function key – selects the parameters and adopts settings
Used to run through the various parameter settings, numerical entry
from 0-9
Used to change the entry point on the display screen
Parameter selection:
-
The balance is in weighing mode. Press the key and ”SubSt“ will ap-
pear on the display screen.
(Details chapter: Temperature correction on ”SubSt “ test object)
-
Press the key again and ”modE“ will appear on the display screen.
(Details chapter: Mode “modE “).
-
Press the key again and ” intEr “ will appear on the display screen.
(Details chapter: Maximum drying time “IntEr “). Please note: This menu item
only appears in modes 4 - 7.
-
Press the key again and ”tEmP“ will appear on the display screen.
(Details chapter: Drying temperature “ tEmP “)
-
Press the key again and “Strob “ will appear on the display screen.
(Details chapter: Data query interval)

KERN MLB50-3 Specifications

General

Model	MLB 50-3
Category	Measuring Instruments
Type	Precision Balance
Readability [d]	0.001 g
Weighing range [Max]	50 g
Minimum part weight at piece counting [g/piece]	0.01 g
Stabilisation time under laboratory conditions	2 s
Weighing plate material	Stainless steel
Weighing plate dimensions	ø 80 mm
Pan Size	80 mm
Power supply	220 V - 240 V AC 50 Hz
Calibration	External
Interface	RS-232

Summary

1 Technical Data

2 Declaration of Conformity

3 Fundamental Information (General)

3.3 Protective Measures

Details safety precautions for electrical connection.

3.4 Warning

Alerts about hot surfaces and hazardous materials.

4 Fundamental Safety Information

4.1 Observe the Information in the Operating Instructions

Emphasizes reading instructions before use.

4.2 Staff Training

States only trained staff should operate the device.

6 Unpacking, Installation and Commissioning

6.1 Place of Installation, Place of Use

6.2 Mains Supply

Details voltage checks for power connection.

6.4 Initial Start-up

6.5 Adjustment

Discusses gravity adjustment for accuracy.

6.6 Adjusting

Step-by-step guide for calibrating the balance.

7 Moisture Determination

7.4 Drying Temperature

7.5 Application Table (Recommendations)

7.6 Temperature Calibration / Adjustment

Guide for calibrating the temperature sensor.

8 Setting the Parameters

8.1 Temperature Correction on “SubSt“ Test Object

How to correct for temperature differences.

8.1.1 Setting the Correction Factor

Steps to input a determined correction factor.

8.2 Modes "mode"

Describes the 7 different operating modes available.

9 Operation

9.2.1 Weighing

9.2.2 Taring ( key)

9.3 Determination of Humidity

Steps to start humidity determination.

9.3.1 Test Accuracy

12 Troubleshooting