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Related Manuals for Schaller Messtechnik Humimeter AW3
Summary of Contents for Schaller Messtechnik Humimeter AW3
- Page 1 User manual Humimeter AW3 Meter 2019 Page | 1...
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Page 2: Your Humimeter Rh2 At A Glance
Your Humimeter AW meter at a glance The main unit Name Connector for external sensor USB port (optional) Display Keypad Rubber protection cover Page | 2... -
Page 3: Rear Of The Main Unit
Rear of the main unit Name Battery compartment Page | 3... -
Page 4: The Display
Measurement Measuring range Resolution Accuracy aw value 0 to 1 0.001 aw calibration: 0.00 to 0.98 "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... -
Page 5: The Display Symbols
The display symbols Symbol Name Symbol Name Enter Change input level Down Back Change menu Enter numbers Enter data Enter letters View measurements Continue / go right Delete measurements Left On/off button, display light Save measured value Auto save Hold function The menus The device has three different menus: product selection, Data Log and main menu: Sensor selection menu... - Page 6 Data Log menu Name Change menu Display illumination / device on/off Save measured value 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 •...
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Page 7: Table Of Contents
Table of contents Your humimeter RH2 at a glance The main unit ......................2 Rear of the main unit ....................3 The display ........................... 4 The display symbols ....................5 The menus ........................…. 6 Introduction Information about this operating manual ..........11 Limitation of liability ................ - Page 8 Taking a measurement ................17 Switching the device off ................ 17 The measuring process Preparing a measurement ..............18 Taking a measurement ................19 Adjustment behaviour of the sensor .............. 21 Saving your readings Hold function - Freezing the displayed values ..........22 6.1.1 Activating the Hold function in the Options menu .........
- Page 9 Configuring the device 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’...
- Page 10 14.2 Disposing of the device ................54 Device information 15.1 EC declaration of conformity ..............55 15.2 Technical data ..................56 Page | 10...
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Page 11: Introduction
Introduction Information about this operating manual This operating manual is designed to enable you to use the humimeter RH2 safely and effectively. It is part of the device, has to be stored nearby and must be easily acces- sible to users at all times. All users are required to carefully read and make sure that they have understood this operating manual before using the humimeter RH2. -
Page 12: Symbols Used In This Manual
Symbols used in this manual All of the safety information provided in this manual is shown with a corresponding symbol. ATTENTION It is essential to observe this warning. Non-compliance can lead to damage to property or equipment. Information This symbol indicates important information that enables users to use the de- vice more efficiently and cost-effectively. -
Page 13: For Your Safety
For your safety The device complies with the following European directives: • Restriction of Hazardous Substances in Electrical and Electronic Equipment (RoHS) • Electromagnetic compatibility (EMC) The device corresponds to state-of-the-art technology. However, it is still associated with a number of residual hazards. These hazards can be avoided through strict observance of our safety information. -
Page 14: General Safety Information
General safety information The following safety information has to be observed at all times to avoid damage to objects and injury to people: • Remove the batteries if the device is not used for a prolonged period of time (4 weeks). •... -
Page 15: On Receipt Of Your Device
On receipt of your device Taking the device out of its packaging • Take the device out of its packaging. • Next, make sure that it is not damaged and that no parts are missing. Making sure that all of the components have been included Make sure that all of the components have been included by checking the package contents against the following list: 3.2.1... -
Page 16: Inserting Batteries
Inserting batteries Remove the rubber protection cover. To do so, hold the rubber protection cover at the upper side and pull it over (figure and 2). In case of a sensor being connected, disconnect it beforehand and if your device is provided with an optional USB port, remove the protection cap of the USB socket beforehand too. -
Page 17: Selecting The Product Type
Selecting the product type To do so: The device has to be in the product selection menu. For an overview of the different product types and the criteria for selecting them, please refer to "7. Product types". Press the button to move from one product to the next Press the button for 2 seconds to open... -
Page 18: The Measuring Process
The measuring process 5.1 Preparing Measurement Connect the sensor plug of the aw sensor to the basic device. Now the switched on device shows the current temperature and activity of water value. Fill the plastic container with material at least two thirds full (~50-60g). In case of coarse, lumpy material the container should be filled at least half-way so that the moisture conditioning can be guaranteed. -
Page 19: Taking A Measurement
5.2 Taking a measurement: Steps To “Real” a w Step 1: Insert Sample into AW Cup Step 2: Grind / Homogenize Sample Step 3: Close AW Cup Step 4: Turn on to Log Readings To Stability; typically < 5 minutes Page | 19... - Page 20 ATTENTION Pollution of the sensor with material If the screw-top jar is filled too high, the sensor can become polluted, which leads to incorrect measurements. ► Make sure that the metal protective grid does not come into contact with the material being measured. ATTENTION Pollution of or damage to the sensor By tilting or turning over the filled water activity measuring chamber, the sensor...
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Page 21: Adjustment Behaviour Of The Sensor
Adjustment behaviour of the sensor In humidity and temperature measurement, several parameters are responsible for the adjustment behaviour (time until the actual measuring value is displayed). The para- meter responsible for the highest measuring error is a temperature discrepancy between the sensor resp. the whole measuring instrument and the material being measured resp. -
Page 22: Saving Your Readings
Saving your readings Hold function - Freezing the displayed values The device can be configured in such a way that the information being shown on the display will freeze at the touch of a button until a new button is pressed. This function can be used if you want the measuring value to remain on the display. -
Page 23: Saving Your Readings Manually
Saving your readings manually All of the readings can be saved, edited and viewed on the device. The figure below shows the overview screen of a single saved series of measurements. Name Name of the measurement series (editable) Temperature (average) Date &... - Page 24 » The setting has been saved. Press to leave the Options menu. Press to leave the main menu. Using the manual save function To do so: The device has to be in the Data Log menu (see "Data Log menu" page Press »...
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Page 25: Saving Several Readings (A Measurement Series) At The Same Time
6.2.2 Saving several readings (a measurement series) at the same time To do so: The device has to be in the Data Log menu (see "Data Log menu" page Take several readings (see "5. The measuring process"). To save a reading, press as soon as the reading has been taken. -
Page 26: Auto Save Function (Time-Based)
Auto save function (time-based) The device can be configured in such a way that it will automatically save a reading (log) at a selected time interval. 6.3.1 Activating the Auto save function in the Options menu To do so: The device has to be switched on and be in the product selection menu. Press twice or hold for 2 seconds. -
Page 27: Viewing Individual Readings
Inputting letters: Press and hold to quickly scroll to the required letter and either press it for 3 seconds or press to confirm the selected letter. Inputting numbers: Press and hold to quickly scroll to the required number and either press it for 3 seconds or press to confirm the selected number. -
Page 28: Viewing Individual Readings From A Series Of Measurements
Viewing individual readings from a series of measurements To do so: You must have saved a series of measurements (e.g. 2 logs). The display will now appear as shown in figure 31. Press Navigate to the required measurement series. To do so, press »... -
Page 29: Deleting Individual Measurement Series
Press to leave the Edit Logs menu. Press to leave the main menu. Deleting individual measurement series To do so: You must have saved a measured value (e.g. 1 log) or a series of measurements (e.g. 3 logs). The display will now appear as shown in figure 39. -
Page 30: Deleting Individual Values From A Single Series Of Measurements
Deleting individual values from a single series of measurements To do so: You must have saved a series of measurements comprising at least 2 logs. The display will now appear as shown in figure 42. Press Select the required reading. To do so, press »... -
Page 31: Product Types
Product types Product type Definition Unit Measuring range absolute air humidity 0 to 130 g/m³ Absolute g/m³ Humidity °C -55 °C to +60 °C Dew Point Dew Point °F -67 °F to 140 °F relativ Humidity relative air humidity % RH 0 to 100 % 2 to 30 % EMC Wood... -
Page 32: Definition Water Activity
EMC wood Shows the wood equilibrium moisture content (for wood stored under these condi- tions) in % wood moisture and the temperature in the selected unit (°C or °F). EMC POM Shows the POM granulate equilibrium moisture content (for granulate stored under these conditions) in % moisture content and the temperature in the selected unit (°C or °F). - Page 33 Materials with a moisture content above the fiber saturation point, this means an aw value above 1, cannot be measured. For such materials only the water content can be determined. The water activity must not be confused with the water content – the percentage of water contained in a product.
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Page 34: Application Range
Typical sorption isotherms of various foods and materials taken from literature: Application range Within the normal application range (normal range) the accuracy of the device is as indicated. A long-term application beyond the normal application range (max. range), particularly at an air humidity of more than 80%, can lead to higher measuring errors (+3 % after 60 hours). -
Page 35: Using The Logmemorizer Program
Using the LogMemorizer program To do so: The device is provided with USB interface, and the USB stick with LogMemo- rizer software and USB cable are available. Installing/opening the program Insert the USB stick with the LogMemorizer program into the USB port on your computer. - Page 36 Exporting moisture readings from the humimeter RH2 Connect the humimeter RH2 to your computer using the supplied USB cable. Insert the USB Mini B connector into the humi- meter RH2 (figure 49). Insert the USB connector into the computer. Open LogMemorizer on your computer. Switch on the humimeter RH2.
- Page 37 Select and click on one of the buttons shown in figure 55: » Import all auto save logs (for importing all automatically saved readings) » Import most recent auto save series (for importing the most recent automatically saved logs) » Import all manual logs (for importing all manually saved readings) »...
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Page 38: Checking The Device's Status
Checking the device’s status Press twice or hold for 2 seconds. Select Status. To do so, press and confirm by pressing » The display will then show the status indicator humimeter. » The display will show the following information (figure 56): Name Serial number Software version... -
Page 39: Configuring The Device
10. Configuring the device 10.1 Turning on Bluetooth The information on Bluetooth is provided in a separate operating manual. 10.2 Adjusting the date/time Press twice or hold for 2 seconds. Select Options. To do so, press and confirm by pressing Select Date/Time. -
Page 40: Setting The Emission Ratio
10.3 Setting the emission ratio Press twice or hold for 2 seconds. Select Options. To do so, press and confirm by pressing Select Emission ratio. To do so, press and confirm by pressing Overwrite the current emission ratio. To do so, press and hold to quickly scroll to the required number and either press it for 3 seconds or press confirm the selected number. -
Page 41: Activating Options
10.5 Activating options To do so: Some of the options must be deactivated. Press twice or hold for 2 seconds. Select Options. To do so, press and confirm by pressing Select Unlock. To do so, press and confirm by pressing »... -
Page 42: Selecting °C/°F
10.7 Selecting °C/°F To do so: All of the options must be activated (see "10.5 Activating options"). Press twice or hold for 2 seconds. Select Options. To do so, press and confirm by pressing Select °C/°F. To do so, press and confirm by pressing Navigate to the required temperature scale, i.e. -
Page 43: Configuring Automatic Switch-Off
10.8.2 Configuring automatic switch-off To do so: All of the options must be activated (see "10.5 Activating options"). Press twice or hold for 2 seconds. Select Options. To do so, press and confirm by pressing Select Auto Off Time. To do so, press and confirm by pressing Select the period of time you want the device to stay switched on (3 minutes, 5 minutes, 10 minutes, 20 minutes, 30 minutes). -
Page 44: Changing The Password
Press to leave the main menu. 10.12 Changing the password To do so: All of the options must be activated (see "10.5 Activating options"). Press twice or hold for 2 seconds. Select Options. To do so, press and confirm by pressing Select Password. -
Page 45: Resetting The Device To Its Factory Settings
10.13 Resetting the device to its factory settings To do so: All of the options must be activated (see "10.5 Activating options"). Press twice or hold for 2 seconds. Select Options. To do so, press and confirm by pressing Select Reset. To do so, press and confirm by pressing »... -
Page 46: Cleaning And Maintenance
11. Cleaning and maintenance Regularly cleaning and maintaining the device will ensure that it will have a long service life and stay in good condition. 11.1 Changing the batteries The device constantly monitors the charge level of the batteries. The current battery status is shown on the status screen. -
Page 47: 12 2-Point (Optionally 3-Point) Calibration
12. 2-point (optionally 3-point) calibration 12.1 Preparing the water activity measuring chamber Preparation To ensure proper results it is essential that the components of the calibration equipment have approximately the same temperatures. The best way to do that is to leave the calibration components at room temperature (+20°C to +26°C) for at least 60 minutes (or more if you have time available). -
Page 48: Cross Verification Using 0.754 Aw Standard
12.2 Cross Verification using 0.754 Aw standard: 1. Open the lid of the calibration jar. Open the lid of the Aw standard and place the whole plastic jar on top of sponge inside the calibration jar. Quickly close the plastic jar using the sensor head of the water activity measuring chamber. -
Page 49: Performing A Recalibration
12.3 Performing a recalibration Only when the deviation revealed is higher than 2% relative air To be done: humidity (i.e., +/-0.02AW while cross checking with the .754 saturated standard in the earlier page). To do so: All of the options must be activated (see "10.5 Activating options"). - Page 50 Select Options. To do so, press and confirm by pressing Select Calibrate. To do so, press and confirm by pressing Select Humidity. To do so, press and confirm by pressing » The display will then show the first index, Index1 (Idx:[ 1]) (figure 66).
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Page 51: Entering The Calculated Calibration Values Into The Rh2
10. Take the 0.500 standard Nalgene jar out of the calibration jar and tightly screw its lid and set aside. Now repeat the process by pouring a vial of 0.800 AW standard into a second clean sample cup (another screw-top Nalgene jar). Place the cup in the calibration jar and quickly close it using the sensor head of the AW measuring chamber. - Page 52 Overwrite the current Ic-value with the new calculated Ic-value for this index (figure 71). To do so, press and hold to quickly scroll to the required number and either press it for 3 seconds or press to confirm the selected number (figure 72).
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Page 53: Faults
13. Faults If the measures listed below fail to remedy any faults or if the device has faults not listed here, please contact Schaller GmbH. Fault Cause Remedy Measuring error The temperature is outside the Only use the device in tem- operating temperature: lower peratures between -10 °C than -10 °C or higher than... -
Page 54: Storage And Disposal
Fault Cause Remedy Data transfer to Log- Interface has not been con- The interface only has to be Memorizer failed figured configured once. To do so, press the F1 key on your computer and read the Help file for your LogMemorizer program. - Page 55 15. Device information 15.1 EC declaration of conformity DECLARATION OF CONFORMITY Schaller GmbH Max-Schaller-Straße 99 A – 8181 St. Ruprecht in accordance with the following Directives: EMV - Richtlinie 2014/30/EU, RoHS - Directives 2011/65/EG, hereby declare that the following product types: Product: humimeter RH1 ;...
- Page 56 15.2 Technical data 0.1 g/m absolute humidity, Display resolution 0.1 % rel. air humidity, 0.1 °C / 0.3 °F dew point, 0.1 °C/ 0.3 °F temperature, 0.1 % EMC Wood, 0.01 % EMC POM, 0.001 aw Measuring range 0 % to 100 % RH rel.
- Page 57 Display 128 x 64 illuminated matrix display Device dimensions 249 x 75 x 30 mm ø 85 x 102 mm (186 ml) Dimensions water activity measuring chamber ø 85 x 111 mm (245 ml) Device weight 210 g Weight water activity 542 g (186 ml) measuring chamber 556 g (245 ml)
- Page 58 Climate Materials Environment Food Buildings Bioenergy Paper / Board Schaller Messtechnik develops, produces and sells professional moisture meters and turnkey solutions. Page | 58...