Schaller RH2 Manuel utilisateur
78,0°F | 6,16% | 456kg/m
3
| -27,3td | 0,64aw | 51,9%r.H. | 14,8%abs | 100,4g/m
2
| 09m/s | 4,90Ugl | 1
User Manual
Always read this user manual before using the humimeter RH2!
humimeter RH2
water activity measuring chamber
for determining the water activity of food
Moisture meter
Version 2.5
humimeter RH2 aW value measuring chamber user manual
Page 2
Your humimeter RH2 at a glance
The main unit
No. Name
1 Connector for external sensor
2 USB port (optional)
3 Display
4 Keypad
5 Rubber protection cover
3
1
2
4
5
Page 3
Rear of the main unit
No. Name
1 Battery compartment
1
humimeter RH2 aW value measuring chamber user manual
Page 4
The water activity measuring chamber
No. Name
1 Screw-top jar
2 Protective grid
Measurement Measuring range Resolution Accuracy
aw value 0 to 1 0.001 aw
calibration: 0.00 to 0.98 see "15.2 Technical data"
temperature °C 0 °C to +50 °C 0.1 °C +/- 0.5 °C (at 25 °C)
temperature °F 32 °F to 122 °F 0.2 °F +/- 0.5 °F (at 77 °F)
The display
No. Name
1 Product type
2 Water activity (see "7.1 Definition product
types")
3 Display symbols
4 Temperature display
1
2
4
3
1
2
Page 5
The display symbols
Symbol Name Symbol Name
Enter No
Up Change input level
Down OK
Back Change menu
Enter numbers Enter data
Enter letters View measurements
Continue / go right Delete measurements
Left On/off button, display
light
Yes Save measured value
Auto save Hold function
The menus
The device has three different menus: product selection, Data Log and main menu:
Product selection menu
No. Name
1 Change menu
2 Display illumination / device on/off
3 For changing the product type
21 3
humimeter RH2 aW value measuring chamber user manual
Page 6
Data Log menu
No. Name
1 Change menu
2 Display illumination / device on/off
3 Save measured value
4 Show the last recorded values
Main menu
The main menu comprises the following menu items:
• Edit Logs:
Manual Logs, Auto Logs,Clear Logs
• Print Logs:
Last Log, All Logs,Clear Logs
• Send Logs:
Manual Logs, Auto Logs,Clear Logs
• Options:
Bluetooth, Date/Time, Log Time, Emission ratio, Language, Unlock, °C/°F, BL On
Time, Auto Off Time, Calibrate, Materialcalib., Online Send, Password, Reset
• Status
21 3 4
Page 7
Table of contents
Your humimeter RH2 at a glance ������������������������������������������������� 2
The main unit ..........................................................................................................2
Rear of the main unit ...............................................................................................3
The water activity measuring chamber ..................................................................... 4
The display ...............................................................................................................4
The display symbols .................................................................................................5
The menus ...............................................................................................................5
1� Introduction ������������������������������������������������������������������ 11
1.1 Information about this operating manual ..............................................11
1.2 Limitation of liability ..............................................................................11
1.3 Symbols used in this manual .................................................................12
1.4 Customer service ..................................................................................12
2� For your safety �������������������������������������������������������������� 13
2.1 Proper use ............................................................................................13
2.2 Improper use ........................................................................................13
2.3 User qualications .................................................................................13
2.4 General safety information ....................................................................14
2.5 Warranty ..............................................................................................14
3� On receipt of your device �������������������������������������������� 15
3.1 Taking the device out of its packaging ................................................... 15
3.2 Making sure that all of the components have been included .................15
3.2.1 Scope of supply ....................................................................................15
3.3 Inserting batteries .................................................................................16
4� Using the device - Basics ���������������������������������������������� 16
4.1 Switching on the device ........................................................................16
4.2 Selecting the product type ....................................................................17
4.3 Exchanging the sensors .........................................................................17
humimeter RH2 aW value measuring chamber user manual
Page 8
4.4 Taking a measurement ..........................................................................17
4.5 Switching the device off ........................................................................17
5� The measuring process ������������������������������������������������� 18
5.1 Preparing a measurement .....................................................................18
5.2 Taking a measurement ..........................................................................18
5.3 Adjustment behaviour of the sensor ......................................................21
6� Saving your readings ��������������������������������������������������� 22
6.1 Hold function - Freezing the displayed values ........................................22
6.1.1 Activating the Hold function in the Options menu ................................. 22
6.1.2 Using the Hold function ........................................................................22
6.2 Saving your readings manually ..............................................................23
6.2.1 Saving individual readings .....................................................................23
6.2.2 Saving several readings (a measurement series) at the same time .......... 25
6.3 Auto save function (time-based) ............................................................26
6.3.1 Activating the Auto save function in the Options menu ......................... 26
6.3.2 Auto save function: Saving measured values ......................................... 26
6.4 Viewing individual readings ...................................................................27
6.5 Viewing individual readings from a series of measurements ...................28
6.6 Deleting all measured values (data log) .................................................28
6.7 Deleting individual measurement series .................................................29
6.8 Deleting individual values from a single series of measurements ............30
7� Product types ���������������������������������������������������������������� 31
7.1 Denition product types ........................................................................31
7.2 Denition water activity ........................................................................32
7.3 Application range .................................................................................34
8� Using the LogMemorizer program ������������������������������ 35
8.1 Installing/opening the program .............................................................35
8.2 Exporting measured values to a computer .............................................35
Page 9
9� Checking the device’s status ���������������������������������������� 38
10. Conguringthedevice������������������������������������������������� 39
10.1 Turning on Bluetooth ............................................................................39
10.2 Adjusting the date/time .......................................................................39
10.3 Setting the emission ratio ...................................................................... 40
10.4 Selecting a language .............................................................................40
10.5 Activating options .................................................................................41
10.6 Deactivating options ............................................................................. 41
10.7 Selecting °C/°F ......................................................................................42
10.8 Reducing the device’s power consumption ............................................42
10.8.1 Conguring the display illumination time .............................................. 42
10.8.2 Conguring automatic switch-off ......................................................... 43
10.9 Calibrating the device ........................................................................... 43
10.10 Conguring the material calibration function ........................................ 43
10.11 Online Send ..........................................................................................43
10.12 Changing the password ........................................................................44
10.13 Resetting the device to its factory settings ............................................. 45
11� Cleaning and maintenance ������������������������������������������ 46
11.1 Changing the batteries ......................................................................... 46
11.2 Care instructions ...................................................................................46
11.3 Cleaning the device .............................................................................. 46
12� Checking the calibration ���������������������������������������������� 47
12.1 Preparing the water activity measuring chamber ..................................47
12.2 Determining the deviation ..................................................................... 48
13� Faults ����������������������������������������������������������������������������� 49
14� Storage and disposal ���������������������������������������������������� 51
14.1 Storing the device .................................................................................51
14.2 Disposing of the device .........................................................................51
humimeter RH2 aW value measuring chamber user manual
Page 10
15� Device information ������������������������������������������������������� 52
15.1 EC declaration of conformity ................................................................. 52
15.2 Technical data ....................................................................................... 56
16� Notes ����������������������������������������������������������������������������� 58
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