HP23 indicator v. 2: User Guide
Contents
1. 1eeseeeee esee esses esee nnnn nnnm 20 5 1 Factory detault settings asic a a a dee mede 20 5 2 Interaction between the HygroLab C1 and HygroClip 2 probe eeeeeene 21 5 3 Jser detinediparamelet mete pter teer ebd orbe dante e ue rede apta 21 6 Maintenance M 22 6 1 Periodic calibration check of the HygroClip 2 probe nenne 22 6 2 Cleaning or replacing the probe dust filter eene 22 0 39 Firrmware updaltes 3o pee incederet mr re cre ERA pea n tee Doe epee teen cet remedia 22 7 Probe Calibration and Adjustment Procedures esses nennen nennen nnne 23 7 1 OVOIVIGW ione t ve RATE LESER E AE EXER DD ERR Ce e ESRB UOI TAE 23 7 2 Calibration against a reference environment 23 7 3 Calibration against a reference HygroClip 2 probe ssseeseeeeeeennnen eene 24 7 4 Adjustment of humidity and temperature sssessseeeeeeneeen eene ene nennen nnne nnns 24 B Technical cPm 25 8 1 SPECHICATIONS wx erii tete tee Urbe Pe CR PERO ERRARE DATAE ER HIDE eco RNa AEAEE 25 8 2 Dew point accuracy iere edet iere Gr ee ee eee ate eta 26 CEP UII tse IET 27 10 Supporting documernits 3 detti ete reed eei ice esses ect eia ces Po ep rete Deve cru sm ease ON EET 27 Bluse 28 O 2011 Rotronic AG E M HyLabC1 V1 Rotronic AG E M HyLabC1 V1 Bassersdorf Switzerland2. Rotronic AG E M HyLabC1 V1i Bassersdorf Switzerland Document code Unit HygroLab C1 bench top indicator Instruction Manual User Guide Document Type Document title Page 1 of 28 HygroLab C1 Bench Top Indicator User Guide HYGROLAB 2011 Rotronic AG E M HyLabC1 V1 E M HyLabC1 V1 el oll is Bassersdorf Switzerland Document code Unit HygroLab C1 bench top indicator Instruction Manual User Guide Document Type Page 2 of 28 Document title Table of contents NEN eo oS oo ne ree oe 3 2 General description 2 o tei ence ee uto etas Aaa ratse EEan 4 2 1 Configuration SoftWare eere RR MEO ERR ME rte AE HOM a aasan aniei tanen i Enea Easa 4 22 Powersupply annee cep ee been Hee ee ioci qoe ee ete Ee eret 4 2 9 Probenputs 3 etae tele e rer d pete etit Leste tuts 4 24 Measured parateters enr Eee dre Db thc Rem e ceva deese ea sa bres Feet pda bx Quse br dues 4 2 5 Calculated parameters eben RERO RAIN aa a a Ao a E Aaaa a Ea iiS 4 2 6 Alarm Indication on the display ssessseeeneeeeennmeeenmmenenn rene nne nnne 5 27 Realtime clock eite cero eer ERE ix wie DERI ieee 5 2 8 Back panel and digital interface sssssssssseeeneeeenenenn nennen eene nennen nnne 5 3 Basle operatlon iiie tierra re rait et aene en ai deae Rod cai Prae Deko s LY Ran C RED Saaai er Rae UO KY LE CURA Ra FN Kane ve 6 3 1 Disp
3. Number of probe inputs 4 Probe type HygroClip 2 digital humidity temperature probe See document E M HC2 Probes gt Specifications Dew point Dp above and below freezing Frost point Fp below freezing and dew point above freezing Wet bulb temperature Tw Enthalpy H Vapor concentration Dv Specific humidity Q Mixing ratio by weight R Vapor concentration at saturation Dvs Vapor partial pressure E Vapor saturation pressure Ew Psychrometric calculations Start up time 3 s typical Data refresh rate 1 s typical Conventional water activity measurement Accelerated water activity measurement Automatic end of measurement Simultaneous measurement of up to 4 probes Water activity measurement O O O O 2011 Rotronic AG E M HyLabC1 V1 Rotronic AG Document title E M HyLabC1 V1 Bassersdorf Switzerland Document code Unit HygroLab C1 bench top indicator Instruction Manual User Guide Document Type Page 26 of 28 Automatic Data capture o Available only when Aw measurement is enabled 4 separate data bins one for each probe input Up to 500 records per data bin Aw end value temperature date and time stamp O O Probe Calibration Adjustment User defined parameter Can be used to calibrate and adjust HygroClip 2 probes Fully fledged calibration and adjustment function Calibration against referenc
4. is being displayed AwQuick mode is in the dwell phase 3 AWQ Running at the end of the dwell phase the HygroLab C1 starts projecting the end result Current Aw projection Average temperature 2011 Rotronic AG E M HyLabC1 V1 E M HyLabC1 V1 pn Bassersdorf Switzerland Document code Unit HygroLab C1 bench top indicator Instruction Manual User Guide Document Type Page 16 of 28 Document title 4 AWQ Ended when the projection is stable for a probe being displayed the HygroLab C1 automatically ends the measurement and freezes the display for that probe A check mark appears to the left of the water activity value In addition the HygroLab C1 can be set with the HW4 software to emit an acoustic signal Beep lasting 5 seconds when the last probe is done The acoustic signal can be stopped by pushing a key do not press the ENTER key When several probes are connected to the HygroLab C1 use the UP or DOWN key to view each probe IMPORTANT do not press the ENTER key until you have reviewed each probe Final Aw projection Measurement ended 5 AWQ Reset write down the measurement for each probe or use the automatic data capture function This function can be enabled from the keypad MENU gt Aw Settings gt SaveResult gt ON The Aw value measured by probe 1 is saved to Data Bin 1 Probe 2 is saved to Data Bin 2 etc Press ENTER The HygroLab C1 is ready to star
5. Document code Unit HygroLab C1 bench top indicator Instruction Manual User Guide Document Type Page 3 of 28 Document title Applicability This manual is valid for the HygroLab C1 with firmware version 1 xx where 1 xx can be 1 0a 1 1b etc Changes to the last two digits of the version number reflect minor firmware changes that do not affect the manner in which the instrument should be operated 1 Overview The HygroLab C1 is a multifunction bench top indicator that can read simultaneously up to 4 HygroClip 2 digital humidity temperature probes The HygroLab C1 is primarily designed for measuring the water activity aw of foods pharmaceuticals and cosmetics The HygroLab C1 can also be used in other laboratory applications that require measuring humidity and temperature The HygroLab C1 is equipped with both a USB and an Ethernet interface The HygroLab C1 features two distinct operating modes gt Aw Measurement This specialized mode is used for measuring the water activity Aw of product samples and materials in bulk such as powders seeds etc When set to operate in the water activity mode the HygroLab C1 automatically displays humidity as Aw 1 000 aw 100 RH The Aw Mode offers the following options Accelerated water activity measurement AwQuick permits measuring the water activity of most products in typically 5 minutes The measurement starts simultaneously for all four probe inputs and is ended automati
6. Rotronic AG E M HyLabC1 V1 E M HyLabC1 V1 Bessorsdor Sutter Document code Unit HygroLab C1 bench top indicator Instruction Manual User Guide Document Type Document title Page 13 of 28 4 2 Water activity measurement settings Dwell Time AwQuick The HygroLab C1 waits the specified amount of time before processing the humidity data with the AwQuick algorithm Recommended value 3 or 4 minutes AWQ Temp AwQuick The HygroLab C1 considers temperature to be stable when the rate of change of the temperature signal is less than the specified value Recommended value 0 01 C min AWE Temp AwE The HygroLab C1 considers temperature to be at equilibrium when the rate of change of the temperature signal is less than the specified value Recommended value 0 01 C min AWE Humi AwE The HygroLab C1 considers humidity to be at equilibrium when the rate of change of the humidity signal is less than the specified value Recommended value 0 0001 Aw min SaveResult AwQuick When the Aw measurement is ended the result is saved in the following AwE data bins Probe 1 Bin 1 Probe 2 Bin 2 Probe 3 Bin 3 Probe 4 Bin 4 4 3 Aw probe usage guidelines 1 HC2 AW probe check that the red LED on top of the probe is lit This indicates that the probe is being powered If necessary power the probe by pressing once on the red button located on top of the probe When the red LED is not lit the
7. HC2 AW probe is not powered and the instrument is not receiving a signal from the probe 2 Measuring with less than 4 probes both the AwQuick and AwE functions run simultaneously for all HygroLab C1 probe inputs We strongly recommend to either disconnect or to power down any unused probe IMPORTANT o The measurement starts simultaneously for all probe inputs disconnect or power off any unused probe o Usually the measurement ends at a different time for each probe When using multiple probes the HygroLab C1 emits a short beep whenever a probe is done measuring A long beep indicates that the last probe is done When Data Storage is enabled the end result of each probe end result is stored in memory bins 1 to 4 o Each probe can be displayed by using the UP or the DOWN key o Pressing ENTER resets all probe inputs and discards any measurement result that has not been stored 2011 Rotronic AG E M HyLabC1 V1 E M HyLabC1 V1 p Bassersdorf Switzerland Document code Unit HygroLab C1 bench top indicator Instruction Manual User Guide Document Type Page 14 of 28 Document title 4 4 Using the AwQuick mode The HygroLab C1 uses an algorithm to project the full equilibrium value water activity of the product sample 1 The value of the humidity signal is constantly monitored 2 The stability of the temperature signal is constantly monitored 3 Afteran initial period of time dwell time the humidity d
8. HC2 Probes gt Dew point accuracy 2011 Rotronic AG E M HyLabC1 V1 Rotronic AG E M HyLabC1 V1 Bassersdorf Switzerland Document code Unit HygroLab C1 bench top indicator Instruction Manual User Guide Document Type Page 27 of 28 Document title 9 Accessories For accessories and parts such as the HW4 configuration software service cables calibration accessories and spare dust filters please see document E M HC2 accessories 10 Supporting documents Document File Name Contents E M HC2 Probes V1 HygroClip 2 HC2 Humidity Temperature Probes User Guide E M HC2 accessories Accessories and parts for probes indicators and transmitters E T AC3000 DF V1 AirChip 3000 Description and Main Functions E M HW4v3 DIR List of the HW4 manuals E M HW4v3 Main HW4 software version 3 General instructions and functions common to all devices E M HW4v3 F2 019 HW4 software version 3 HygroLab C1 hand held indicator and probes Device Manager and Data Recording functions E M HW4v3 F2 001 E M HW4v3 A2 001 HW4 software version 3 Device Manager HC2 probe series HW4 software version 3 Probe Adjustment function AirChip 3000 devices E M HW4v3 DR 001 HW4 software version 3 Data Recording Function AirChip 3000 Devices E M AC3000 CP AirChip 3000 Communication Protocol Temperature and humidity calibration basics ee Galas Instructions for
9. a result in typically 5 minutes The measurement ends automatically and the display is frozen When temperature conditions are stable both at the product and probe the value measured with the AwQuick mode is generally within 0 005 aw of the value that would be obtained by waiting for full equilibration of the product and probe NOTE See technical paper E T AW Measuring Water Activity for basic information on water activity and its applications 4 1 Enabling Aw Measurement To enable the HygroLab C1 to measure water activity o Press the MENU key and select Aw Settings Press ENTER to activate the menu o With the Enable Aw menu item highlighted press ENTER and use the UP or DOWN arrow key to select ON Press ENTER to confirm the selection o Optional Use the DOWN arrow key to select the SaveResult menu item and press ENTER Use the UP or DOWN arrow key to select either ON or OFF Press ENTER to confirm the selection o Usethe DOWN arrow key to select the Mode menu item and press ENTER Use the UP or DOWN arrow key to select either AwQuick or AWE Press ENTER to confirm the selection o The settings for either the AwQuick or AWE function can be changed after using the UP or DOWN arrow key to highlight the setting and by pressing on ENTER Use the UP or DOWN arrow key to change each digit Press ENTER to move the cursor to the right When done press ENTER to save the value o Press MENU twice to fully exit the menu O 2011
10. probe to the Factory initial factory adjustment Temp Adjust Acquired Points Lists the cal points Additional Options present in the probe memory a max of 2 o Clear all cal points points are shown o Clear the last point Acquire Ref Saves value measured by Probe the reference probe as a cal point Acquire Ref Manual entry Saves value entered Value known reference manually as a cal point environment Start Adjusts the probe Effect depends on number Adjustment of calibration points in probe memory Reset to Returns the probe to the Factory original factory adjustment Set as Sets the selected probe as reference Probe the reference probe E M HyLabC1 V1 E M HyLabC1 V1 jd I Bassersdorf Switzerland Document code Unit HygroLab C1 bench top indicator Instruction Manual User Guide Document Type Page 11 of 28 Document title NOTE use the MENU key to go back one step from any sub menu or to exit the entire menu this may require several key presses 3 5 Frequently used settings 3 5 1 Unit system Press the MENU key and select Device Settings Unit Sys Press ENTER to activate the Unit Sys menu item use the UP or DOWN arrow key to change the unit system Press ENTER to confirm and press MENU to exit The HWA software can also be used to change the unit system WARNING changing the unit system does not change the numerical value of the fixed barometric pressure used in some psychrometr
11. such as potentiometer free digital calibration O 2011 Rotronic AG E M HyLabC1 V1 Rotronic AG E M HyLabC1 V1 Bassersdorf Switzerland Document code Unit HygroLab C1 bench top indicator Instruction Manual User Guide Document Type Page 4 of 28 Document title 2 General description 2 1 Configuration software Most of the HygroLab C1 settings can be configured directly from the keypad However some of the settings and access to some of the functions requires connecting the HygroLab C1 to a PC running the HW4 software version 3 1 or higher using either USB or Ethernet For instructions see the following HW4 manual E M HW4v3 F2 019 2 2 Power supply The HygroLab C1 requires the power adapter model AC1211 100 240 VAC 12 VDC 200 mA As an alternative the HygroLab C1 can also be powered via the USB port no power adapter current draw about 70 mA In this case the Ethernet port is inactive and cannot be used 2 3 Probe inputs The HygroLab C1 has 4 probe inputs designed for use with all HygroClip 2 digital probes with the standard UART interface see also Back panel and digital interface options Pin Out Diagram RXD UART digital probe GND digital and power V 3 3 VDC nominal Not used Not used Not used TXD UART digital probe NOTAN 2 4 Measured parameters The HygroClip 2 probe measures relative humidity with a ROTRONIC Hygromer IN1 capacitive sen
12. the probe dust filter See document E M HC2 Probes V1 6 3 Firmware updates Firmware updates will be available on the ROTRONIC website for downloading Firmware files are given a name that shows both to which device the file applies and the version number of the firmware All firmware files have the extension HEX WARNING for reasons of compatibility update the current instrument Firmware only with a Firmware file with the same Main version Examples 1 0a gt 1 5b OK 1 36 gt 2 1d NOT OK Procedure for updating the firmware o Connect the HygroLab C1 to a USB port of a PC with the ROTRONIC HW4 software installed Note that the ROTRONIC USB driver must be installed on the PC as explained in the HW4 manual E M HW4v3 Main Note the Ethernet port can be also used to connect the HygroLab C1 to the HW4 PC o Copy the firmware update file from the ROTRONIC website to the PC o Start HW4 software on the PC and search for the HygroLab C1 HW4 Main Menu Bar gt Devices and Groups gt Search for USB Masters o After finding the HygroLab C1 expand the device tree to its functions Select Device Manager In the Device Manager menu bar select Tools Firmware Update For instructions see document E M HW4v3 F2 019 O 2011 Rotronic AG E M HyLabC1 V1 Rotronic AG E M HyLabC1 V1 Bassersdorf Switzerland Document code Unit HygroLab C1 bench top indicator Instruction Manual User Guide Document Type Page 23 of 28 D
13. using the ROTRONIC humidity standards E T HumiDefs Humidity Definitions E T AW Measuring water activity E M TCPIP Conf Configuration procedures for ROTRONIC devices with Ethernet TCP IP interface Note The above documents can be downloaded from our website All document file names have an extension corresponding to the document release number This extension is not shown in the above table 2011 Rotronic AG E M HyLabC1 V1 Rotronic AG E M HyLabC1 V1 Bassersdorf Switzerland Document code Unit HygroLab C1 bench top indicator Instruction Manual User Guide Document Type Page 28 of 28 Document title 11 Document releases May 18 2011 Original release 2011 Rotronic AG E M HyLabC1 V1
14. 3 F2 019 2 6 Alarm Indication on the display Depending on the type of alarm the display shows either a symbol or a text when the HygroLab C1 detects an alarm condition o Out of limits value defined with the HW4 software for each probe input includes measured values and calculated parameter o Display of fixed values when no probe is connected the input Easily identified humidity and temperature values can be specified with the HW4 software for each probe input o Bad RH sensor or major sensor failure open or shorted sensor humidity and temperature 2 7 Realtime clock The HygroLab C1 clock keeps track of the date and time and can be adjusted from the keypad Using the HWA software the clock can be synchronized with the PC date and time The clock does not automatically adjust for daylight saving time DST 2 8 Back panel and digital interface As an option the HygroLab C1 is available with any of the following digital interfaces o USB only can be used to power the HygroLab C1 o Ethernet only RJ45 o USB and Ethernet only one interface can be used at any time Use of the Ethernet interface always requires the HygroLab to be powered with the AC1211 power adapter HygroLab C1 back panel showing the four probe inputs as well as the USB and Ethernet ports 2011 Rotronic AG E M HyLabC1 V1 E M HyLabC1 V1 pn Bassersdorf Switzerland Document code Unit HygroLab C1 bench top indicator Instruc
15. CP 5 2 Interaction between the HygroLab C1 and HygroClip 2 probe It is important to note that when used together the HygroLab C1 indicator and HC2 probe HygroClip 2 constitute a 2 component system Each system component has its own microprocessor firmware and functions Some of these functions are unique to each system component Other functions are found in both components The functions and settings of the HygroLab C1 indicator and HygroClip 2 probe HC2 operate together as indicated below Function Setting Ed HC2 Notes Device protection X X Individual to the HygroLab C1 and HC2 probe RS 485 address X X Individual to the HygroLab C1 and HC2 probe User defined description Device Name X X The device name of the HC2 probe is not displayed by HW4 and is replaced with the HygroLab C1 Input Name Psychrometric calculation Calculation i HygroLab C1 setting overrides HC2 probe setting Generates fixed humidity and or temperature value Simulator function X X When enabled the HygroLab C1 settings override the HC2 probe settings The HygroLab C1 setting overrides HC2 probe setting The HC2 probe settings still apply when the probe is used alone Unit system X X Make sure to use the same humidity symbol and the same temperature unit for both the HygroLab C1 and probe The HygroLab C1 settings are independent from the HC2 probe settings Out of limits value X X alarm The HC2 probe settings have no ef
16. arate document E M HW4v3 F2 019 2011 Rotronic AG E M HyLabC1 V1 Rotronic AG E M HyLabC1 V1 Bassersdorf Switzerland Document code Unit HygroLab C1 bench top indicator Instruction Manual User Guide Document Type Page 20 of 28 Document title 5 User configurable settings and functions The HygroLab C1 can be used just as any conventional humidity and temperature indicator Making use of the HygroLab C1 configurable settings and functions is entirely up to the user and the appropriate settings depend on the user application We have provided below a short description of the HygroLab C1 functions and also indicated the factory default settings 5 1 Factory default settings Notes o Configuration of the HygroLab C1 and probe by the user and access to its functions requires a PC with the ROTRONIC HW4 software version 3 1 or higher installed Any available digital interface option can be used to connect the HygroLab C1 to the PC o Settings and functions that can also be accessed from the keypad are marked with the letter K see also Operation Internal Menu HygroLab C1 Configurable Settings Factory default Device write protection Disabled RS 485 address Device name 0 Instrument model Fixed barometric pressure value K 1013 25 hPa 29 92 In Hg or 14 70 PSI Date and time K Time zone dependent Unit system Metric or Engl
17. ata is used to project the end value of the equilibration process water activity The measurement ends automatically as soon as the projected Aw value is stable At that time the HygroLab C1 freezes the display The measurement is automatically ended and typically requires about 5 to 6 minutes With the default dwell time of 4 minutes the difference between the AwQuick function and the conventional measurement method is typically 0 005 aw or less The value of the dwell time can be set by the user see SETTINGS and is a tradeoff between speed of measurement and accuracy Generally a longer dwell time produces more accurate results but causes measurements to take longer The value of temperature shown at the end of the measurement is the average temperature during the measurement The HygroLab C1 displays a trend indicator to the left of the temperature value This is used to verify that temperature was stable during the measurement 1 AWQ Reset the HygroLab C1 is ready to start measuring all connected probes When ready to measure press on the ENTER key 2011 Rotronic AG E M HyLabC1 V1 E M HyLabC1 V1 pn Bassersdorf Switzerland Document code Unit HygroLab C1 bench top indicator Instruction Manual User Guide Document Type Page 15 of 28 Document title 2 AWQ Dwell the measurement is in the dwell phase Current humidity value Current temperature value Elapsed time hh mm ss
18. brate with the environment to be measured The larger the initial temperature difference between the probe and the environment to be measured the more time temperature equilibration requires This time can be shortened and errors avoided by using the probe configuration that fits best for your application In extreme situations condensation may occur on the sensors when the probe is colder than the environment As long as the humidity temperature limits of the humidity sensor are not exceeded condensation does not alter the calibration of the sensor However the sensor has to dry out before it can provide a valid measurement Non moving air is an excellent insulator When there is no air movement surprising differences in temperature and humidity can noted over short distances Air movement at the probe generally results in measurements that are both faster and more accurate 4 Aw Measurement When enabled to measure water activity the HygroLab C1 automatically displays humidity as Aw 1 000 ay 100 RH and offers the following options e AWE mode the HygroLab C1 waits for the full equilibration of the measured product and probe For most products this takes from 30 to 60 minutes The HygroLab C1 automatically detects equilibrium conditions humidity and temperature and ends the measurement at that time by freezing the display e AwQuick mode the HygroLab C1 uses an algorithm to accelerate the water activity measurement and provides
19. cally Conventional water activity measurement AwE the measurement starts simultaneously for all four probe inputs The HygroLab C1 automatically detects full equilibrium conditions and ends the measurement at that time The HygroLab automatically signals the end of each water activity measurement and offers the option of automatically capturing both the end result and the value of temperature in 4 separate data bins one non volatile memory per probe Up to 500 records can be captured per probe and each record is stamped for date and time Data viewing can be done from the keypad and the data can be saved to a PC using the Rotronic HWA software gt Standard Mode in this mode the HygroLab C1 can be used as a general purpose indicator with the following functions o Relative humidity and temperature data measured by up to 4 HygroClip 2 digital probes o Calculated humidity parameter such as dew frost point or other for up to 4 HygroClip 2 probes o Up to 4 user defined calculations such as the difference between the temperature and the dew point measured by a probe the average of the temperature measured by two probes etc The HygroLab C1 is available with a wide assortment of HygroClip 2 humidity temperature probes to meet almost any requirement The HygroClip 2 probes feature well proven durable sensors Digital signal processing ensures consistent product performance and also facilitates the task of field maintenance with features
20. e probe or reference environment Using the HW4 software the HygroLab C1 can be set to calculate one user defined parameter per probe input o O 00 Display LC 3 lines backlight trend alarm indication Resolution 3 decimals water activity 1 or 2 decimals other parameters Display modes Water activity and temperature RH and temperature date and time RH temperature and calculated parameter 9 RH or temperature or calculated parameter date and time Housing material ABS Aluminum Housing protection grade IP21 Overall dimensions Weight 236 x 172 x 70 mm 9 3 x 6 8 x 2 8 1000 g 2 Ib 0 5 oz CE EMC immunity Solder type EMC Directive 2004 108 EG EN 61000 6 1 2001 EN 61000 6 2 2005 EN 61000 6 3 2005 EN 61000 6 4 2001 A11 Lead free RoHS directive FDA GAMP directives Compatible Storage and transit 20 70 C 0 100 RH non condensing Operating limits at electronics 10 60 C limited by LC display 0 100 RH non condensing Temperature limits at probe Depends on probe model Maximum humidity at probe Maximum air velocity at probe 100 RH up to 80 C 176 F 75 RH at 100 C 212 F 45 RH at 125 C 260 F 15 RH at 150 C 302 F 20 m s 3 935 ft min Critical environments Humidity sensor as per DV04 14 0803 02 Critical chemicals 8 2 Dew point accuracy See document E M
21. e the Acquire function Press ENTER to confirm and save the calibration point to the probe memory The HygroLab C1 automatically exits the menu Note the procedure can be repeated with different reference environments so as to accumulate several calibration points temperature maximum 2 points humidity maximum 100 points O 2011 Rotronic AG E M HyLabC1 V1 Rotronic AG E M HyLabC1 V1 Bassersdorf Switzerland Document code Unit HygroLab C1 bench top indicator Instruction Manual User Guide Document Type Page 24 of 28 Document title 7 3 Calibration against a reference HygroClip 2 probe Connect the reference probe to any input of the HygroLab C1 Press MENU gt Probe Actions Use the DOWN key to highlight Set as Ref Probe and select the probe Press ENTER Connect the probe to be calibrated to any of the other inputs of the HygroLab C1 Use the UP or the DOWN key to display the probe to be calibrated Expose both probes to the same stable environment and wait for full equilibrium with the environment Whenever possible provide some ventilation o Press the MENU key and select Probe Actions Press ENTER to activate the menu o Use the DOWN arrow key to select either Humi Adjust or Temp Adjust this can be done in any order o Press ENTER to confirm and open the next sub menu Use the DOWN arrow key to select the Acquire Ref Probe menu item and press ENTER to confirm o Humi Adjust the Hygr
22. fect on the HygroLab C1 and out of limits values defined at the probe level do not generate a HygroLab C1 alarm 5 3 User defined parameter Using the HW4 software the HygroLab C1 can be enabled to calculate for each probe input a user defined parameter such as the difference between the temperature and the dew point measured by a probe the average of the temperature measured by two probes etc The user defined parameters can be shown on the display by turning on the Formula option HygroLab C1 internal menu accessed from the keypad For additional explanations and instructions see the following HW4 manual E M HW4v3 F2 019 2011 Rotronic AG E M HyLabC1 V1 Rotronic AG E M HyLabC1 V1 Bassersdorf Switzerland Document code Unit HygroLab C1 bench top indicator Instruction Manual User Guide Document Type Page 22 of 28 Document title 6 Maintenance 6 1 Periodic calibration check of the HygroClip 2 probe Both the Pt 100 RTD temperature sensor used in the probe and associated electronics are very stable and should not require any calibration after the initial factory adjustment Long term stability of the ROTRONIC Hygromer humidity sensor is typically better than 1 RH per year For maximum accuracy calibration of the probe should be verified every 6 to 12 months Applications where the probe is exposed to significant pollution may require more frequent verifications 6 2 Cleaning or replacing
23. he calculated parameter is shown only if enabled for the probe input that is selected MENU gt Probe Settings 3 6 Connecting the HygroLab C1 to a PC USB connection connect the HygroLab C1 to the USB port of a PC with the ROTRONIC HWA software installed Note that the ROTRONIC USB driver must be installed on the PC prior to connecting the HygroLab C1 as explained in the HW4 manual E M HW4v3 Main Both the driver and the installation instructions are located on the HW4 CD and are also available from the Rotronic website Ethernet connection use of the Ethernet interface requires configuring the HygroLab C1 so as to ensure compatibility with the LAN to which the HW4 PC is connected See document E M TCPIP Conf available from our website O 2011 Rotronic AG E M HyLabC1 V1 E M HyLabC1 V1 el oll is Bassersdorf Switzerland Document code Unit HygroLab C1 bench top indicator Instruction Manual User Guide Document Type Page 12 of 28 Document title 3 7 Practical advice for measuring humidity The most common source of error when measuring relative humidity is a difference between the temperature of the probe and the temperature of the environment At a humidity condition of 50 RH a temperature difference of 1 C 1 8 F typically results in an error of 3 RH on relative humidity It is always good practice to monitor the display for temperature stability The probe should be given sufficient time to equili
24. he individual data records o Use the up and down keys to navigate the records Shows the minimum Summary maximum and average values for the data bin Clear Data Clears the data bin E M HyLabC1 V1 Rotronic AG E M HyLabC1 V1i Bassersdorf Switzerland Document code Unit HygroLab C1 bench top indicator Instruction Manual User Guide Document Type Page 10 of 28 Document title Main Menu Menu Items cse gu Selections or Notes Items Information Probe Settings Calc 1 4 Psychrometric Calculated parameter G Parameter See 2 5 Probe 1 2 3 4 User defined calculation Probe 1 2 3 4 Formula 1 4 ON OFF requires HW4 software When ON this calculation replaces the psychrometric parameter both on the local on the display and on a PC monitor HW4 Probe Actions select probe input first 2011 Rotronic AG software Serial Number Probe Info Version Probe Name Humi Adjust Acquired Points Lists the cal points Additional Options present in the probe memory a max of o Clear all cal points 10 points are o Clear the last point shown Acquire Ref Saves value measured by Probe the reference probe as a cal point Acquire Ref Manual entry Saves value entered Value known reference manually as a cal point environment Start Adjusts the probe Effect depends on number Adjustment of calibration points in probe memory Reset to Returns the
25. ic calculations Always verify and modify as required the numerical pressure value after changing the unit system 3 5 2 Date and time Press the MENU key and select Time Settings gt Date or Time Press ENTER to activate either the Date or the Time menu item use the UP or DOWN arrow key to change the Date or the Time After each change the cursor moves to the right When done press ENTER to confirm and press MENU to exit To change either the date or the time format Press the MENU key and select Time Settings gt Date Fmt or Time Fmt Press ENTER to activate either the Date Fmt or the Time Fmt menu item use the UP or DOWN arrow key to change the Date or the Time format When done press ENTER to confirm and press MENU to exit The HWA software can also be used to set the clock of the HygroLab C1 to the PC date and time 3 5 3 Select the calculated parameter for a probe input Press the MENU key and select Probe Settings Calc1 to Calc 4 Press ENTER to activate the Calc sub menu use the UP or DOWN arrow key to select the calculated parameter Press ENTER to confirm and press MENU to exit 3 5 4 Select which probe and or parameters are shown on the display Press the MENU key and select Display Settings Mode Press ENTER to activate the Mode menu item use the UP or DOWN arrow key to select the display mode Press ENTER to confirm and press MENU to exit Use the UP or DOWN arrow key to change the probe being displayed NOTE T
26. ish K Metric except USA English Date and time format date separator K European format except North America Input name Probe 1 Probe 2 Probe 3 or Probe 4 Psychrometric calculation for the input K No calculation Display backlight K On Key Press Displayed parameters display mode K Humidity and temperature date and time Display resolution K 2decimals Trend indicator display K Enabled Menu access from keypad Enabled User Defined Calculation K Disabled Humidity temperature calibration K Enabled Humidity temperature adjustment K Enabled Aw Measurement K Disabled Automatic data capture Aw measurement K Disabled Device write protection Disabled Out of limit values alarm Disabled Monitor sensor alarms Simulator mode fixed values Enabled this function cannot be disabled Disabled For a detailed description of all HygroClip 2 probe AirChip 3000 functions see document E T AC3000 DF V1 Instructions regarding the configuration of the HygroLab C1 and probes as well as access to the functions are provided in the following manuals 2011 Rotronic AG E M HyLabC1 V1 Rotronic AG E M HyLabC1 V1 Bassersdorf Switzerland Document code Unit HygroLab C1 bench top indicator Instruction Manual User Guide Document Type Page 21 of 28 Document title E M HW4v3 F2 019 E M HW4v3 F2 001 E M HW4v3 Main 6 5 E M HW4v3 DR 001 E M HW4v3 A2 001 E M AC3000
27. lay eere tet ER ES CRURA HERR DARE in REG ARRA RR 6 Brees AI LE 7 3533 ON OFF Key cei ss c 7 3 4 Internal Menu con rotto dra tereg etr teer tee Mente keane etl 8 3 5 Frequently used settings EP ED PO HERE EUER ADAM OH E a EEEE a 11 3 5 1 Unit SyStOlTi 1 exon te ert dene epu ele in bia eO De Poet rct 11 3 5 2 Date and time 5 Seti oe ee A ee ELE et A N 11 3 5 3 Select the calculated parameter for a probe iNPUt eeeeeeeeeneeeeeeeeeeeeeeeeseeeteaeeteeeseaeeteaes 11 3 5 4 Select which probe and or parameters are shown on the display essssss 11 3 6 Connecting the HygroLab C1 to a PC ssssssssssesesssseeee eene enne enne nnne PETERA Asare nennen nnn enne 11 3 7 Practical advice for measuring humidity sseeeseeneeeeneeenn enne nnne 12 DEM CAR LCCHHCIULUI 12 431 Enabling Aw Measurement e ciere etn nr reboot Di Ede reu dude 12 4 2 Water activity measurement settings sseesssssssseeeeeeneneenn eene nennen nennen nenne 13 4 3 Aw probe usage guidelines niisiis pio ER EINE EC EO HERR ER ERH RED ARRIERE BUR ROMRARAIESUA 13 4 4 Using the AwQuick mode 4 5 Using the AWE mode 4 6 Viewing the captured data automatic data capture enabled ssssssssssseeenee 19 5 User configurable settings and functions
28. oLab C1 displays both the current humidity read by the probe to be calibrated and the value provided by the reference probe Press ENTER to accept the calibration point Press ENTER to confirm and save the calibration point to the probe memory The HygroLab C1 automatically exits the menu o Temp Adjust the HygroLab C1 displays both the current temperature read by the probe to be calibrated and the value provided by the reference probe Press ENTER to accept the calibration point Press ENTER to confirm and save the calibration point to the device memory The HygroLab C1 automatically exits the menu Note the procedure can be repeated under different conditions so as to accumulate several calibration points temperature maximum 2 points humidity maximum 100 points 7 4 Adjustment of humidity and temperature After saving calibration points to the memory of a probe the HygroLab C1 can be used to do a humidity and temperature adjustment of up to 4 probes one probe at a time Humidity and temperature adjustment are two separate processes o Use the UP or the DOWN arrow key to display the probe to be adjusted o Press the MENU key and select Probe Actions Press ENTER to activate the menu o Use the DOWN arrow key to select either Temp Adjust or Humi Adjust we recommend selecting Temp Adjust first The following steps are the same for a temperature or a humidity adjustment o Press ENTER to confirm and open the next sub menu o Opti
29. ocument title 7 Probe Calibration and Adjustment Procedures 7 1 Overview The HygroLab C1 uses two distinct and separate procedures 1 Acquisition and capture of calibration points to the memory of a probe or device 2 Adjustment of the probe or device based on the calibration points present in the probe or device memory When the purpose is just to calibrate the probe or device use only procedure 1 Up to 2 temperature calibration points and up to100 humidity calibration points can be held indefinitely in the probe or device memory No calibration point is saved within the HygroLab C1 itself A calibration protocol can be printed with the HW4 software Either the HW4 software or the HygroLab C1 can be used at any time to delete unwanted calibration points from the probe or device memory Adjustment can be carried out at any time after calibration even several days later Adjustment is a purely electronic process based on memorized data and the probe or device does not need to be exposed to any specific environment Notes o Instructions for using the ROTRONIC calibration devices and humidity standards are provided in document E M CalBasics o Probe adjustment is available in the water activity mode but when using this function humidity is shown as RH as opposed to aw 7 2 Calibration against a reference environment Connect the probe to be calibrated to the HygroLab C1 Expose the probe to a known environment or to a humidit
30. onal with the Show Acquired Points menu item selected press ENTER and review the calibration points present in memory This submenu allows you to delete unwanted calibration points Press MENU when done o Use the DOWN arrow key to select the Start Adjustment menu item and press ENTER to confirm o Press ENTER to activate the Adjust function After completing the adjustment process this function automatically erases the calibration points in the probe memory When done adjusting the HygroLab C1 automatically exits the menu O 2011 Rotronic AG E M HyLabC1 V1 Rotronic AG E M HyLabC1 V1 Bassersdorf Switzerland Document code Unit HygroLab C1 bench top indicator Instruction Manual User Guide Document Type Page 25 of 28 Document title 8 Technical data 8 1 Specifications Humidity temperature bench top indicator with 4 probe inputs Device type HygroClip 2 digital probe and real time clock date and time Model AC1211 power adapter 100 240 VAC 12 VDC 200 mA Power The USB interface can be used to power the HygroLab C1 no power adapter required current draw about 70 mA Use of the Ethernet interface always requires a power adapter Display of water activity and temperature AW measurement o AwE conventional measurement o AwQuick accelerated measurement Display of RH temperature calculated parameter Display of analog probe measurement Standard mode
31. or stop the again to go back to the water activity measurement function previous sub menu or to exit the menu 3 3 ON OFF key The ON OFF key is used as follows o Toturn the instrument on press the ON OFF key o Toturn the instrument off press the ON OFF key 2011 Rotronic AG E M HyLabC1 V1 Rotronic AG E M HyLabC1 V1 Bassersdorf Switzerland Document code Unit HygroLab C1 bench top indicator Instruction Manual User Guide Document Type Page 8 of 28 Document title 3 4 Internal menu Note Unauthorized access to the menu can be prevented by disabling display menu use the HW4 software gt Device Manager gt Display t Submenu Selections or Main Menu Menu Items Heme iniocmadon Notes Device Info Serial Nbr Serial number Version Firmware version Type Device type Name Device name User defined Device Settings Fixed barometric pressure Pressure value required for calculating some psychrometric parameters Unit Sys Metric English Reference probe input used to adjust probes RER ETOO RNA connected to the other inputs Display Settings Trend indication on the Trend ON OFF display Decimals 10r2 Display resolution Standard Mode H T Calc See 4 1 1 Contrast LC display contrast adjustment Back Light Key Press ON OFF Display backlight mode Time Settings Press on ENTER when Date highlighted and use UP or Down to adjust dd mm yyyy Date format Da
32. r activity value In addition the HygroLab C1 can be set with the HW4 software to emit an acoustic signal Beep every 5 seconds when the last probe is done The acoustic signal can be stopped by pushing a key do not press the ENTER key When several probes are connected to the HygroLab C1 use the UP or DOWN key to view each probe IMPORTANT do not press the ENTER key until you have reviewed each probe Final Aw measurement Measurement ended 4 AWE Reset write down the measurement for each probe or use the automatic data capture function This function can be enabled from the keypad MENU gt Aw Settings gt SaveResult gt ON The Aw value measured by probe 1 is saved to Data Bin 1 Probe 2 is saved to Data Bin 2 etc Press ENTER The HygroLab C1 is ready to start a new measurement 2011 Rotronic AG E M HyLabC1 V1 E M HyLabC1 V1 Saale Switzerland Document code Unit HygroLab C1 bench top indicator Instruction Manual User Guide Document Type Document title Page 13 9128 4 6 Viewing the captured data automatic data capture enabled Press the MENU key and select Data Storage See 3 4 Internal Menu for instructions o View Samples view individual data records o Summary view the maximum minimum and average values o Clear Data erase the contents of the data bin Press MENU to exit The captured data can be saved to a PC running the Rotronic HW4 software v3 1 or higher see sep
33. sor and temperature with a Pt100 RTD 2 5 Calculated parameters The HygroLab C1 can calculate any of the following parameters based on the humidity and temperature values measured by the probe to select the calculated parameter use either the keypad or the HW4 software Device Manager Dew point Dp above and below freezing Frost point Fp below freezing and dew point above freezing Wet bulb temperature Tw Enthalpy H Vapor concentration Dv Specific humidity Q Mixing ratio by weight R Vapor concentration at saturation Dvs Vapor partial pressure E Vapor saturation pressure Ew 0000000000 2011 Rotronic AG E M HyLabC1 V1 Rotronic AG E M HyLabC1 V1 Bassersdorf Switzerland Document code Unit HygroLab C1 bench top indicator Instruction Manual User Guide Document Type Page 5 of 28 Document title Note calculating some of the above parameters requires barometric pressure as an input parameter A fixed barometric pressure value can be specified using either the keypad or the ROTRONIC HWA software In addition the HygroLab C1 can display for each probe input a user defined calculation such as the difference between the temperature and the dew point measured by a probe the average of the temperature measured by two probes etc Configuration of the HygroLab C1 for a user defined calculation requires the Rotronic HW4 software version 3 1 or higher see separate document E M HW4v
34. t a new measurement 2011 Rotronic AG E M HyLabC1 V1 Rotronic AG E M HyLabC1 V1 Bassersdorf Switzerland Document code Unit HygroLab C1 bench top indicator Instruction Manual User Guide Document Type Page 17 of 28 Document title 4 5 Using the AwE mode The HygroLab C1 monitors the water activity and temperature values measured by the probe When both values are at equilibrium during a few minutes the measurement is automatically ended Depending both on the product being measured and on the stability of temperature measurements typically require 30 to 60 minutes 1 AWE Reset the HygroLab C1 is ready to start a measurement using up to 4 probes When ready to measure press on the ENTER key 2 AWE Running the HygroLab C1 starts monitoring the humidity and temperature signals for equilibrium Current humidity value Current temperature value Elapsed time hh mm ss o NN Probe 1 is being displayed AwE mode is running 2011 Rotronic AG E M HyLabC1 V1 E M HyLabC1 V1 pn Bassersdorf Switzerland Document code Unit HygroLab C1 bench top indicator Instruction Manual User Guide Document Type Page 18 of 28 Document title 3 AWE Ended when both the humidity and temperature signals measured by a probe are stable the HygroLab C1 automatically ends the measurement and freezes the display for that probe A check mark appears to the left of the wate
35. te Fmt mm dd yyyy yyyy mm dd Separator or or Date separator Press on ENTER when Time highlighted and use UP or Down to adjust Time Fmt 24h 12h Time format 2011 Rotronic AG E M HyLabC1 V1 Rotronic AG E M HyLabC1 V1 Bassersdorf Switzerland Document code Unit HygroLab C1 bench top indicator Instruction Manual User Guide Document Type Page 9 of 28 Document title Main Menu Menu Items Submenu Items Selections or Information Notes Aw Settings Enable AW SaveResult ON OFF ON OFF Enable ON changes the display as follows o Humidity unit changes to aw o Nocalculated parameter ON When the Aw measurement is ended both the end result and temperature are saved in the following data bins Probe 1 to Bin 1 Probe 2 to Bin 2 etc Mode AwQuick AWE o AwQuick accelerated water activity measurement o AwE conventional water activity measurement Dwell Time minutes Dwell time AwQuick AwQ Temp C minute Temperature stability definition AwQuick AwE Temp C minute Temperature stability definition AwE AwE Humi aw minute Humidity stability definition AwE Data Storage 2011 Rotronic AG o Displays the names of the 4 data bins Bin 1 Probe 1 Bin 2 Probe 2 etc o Press on ENTER to select the highlighted data bin View Samples o Shows t
36. tion Manual User Guide Document Type Page 6 of 28 Document title 3 Basic operation 3 1 Display The LC display has a backlight which can be set to be on all the time or whenever a key is pressed The backlight can also be disabled Using the HygroLab C1 Menu Display Settings Mode the display mode can be changed as shown below Standard 3 line display o RH o RH o Temperature o Temperature o Date and time o Calculated parameter o No date and time The display can also be configured to show a trend indicator on each line A increasing value Vv decreasing value Both arrows stable In the event of an alarm the symbol appears to the right of the value The bottom of the display shows the date and time as well as which probe is currently selected 2011 Rotronic AG E M HyLabC1 V1 Rotronic AG E M HyLabC1 V1 Bassersdorf Switzerland Document code Unit HygroLab C1 bench top indicator Instruction Manual User Guide Document Type Document title Page 7 of 28 3 2 Keypad UP DOWN o Changes the probe being displayed o When the menu is active use to navigate the menu make a selection or change a value ON OFF Turns the instrument on or off HYGROLAB When the menu is active use to confirm the selection of a menu item effect a change of MENU Activates the internal settings and confirm any change menu Press this key o In the Aw Mode use to start hold
37. y standard or to a saturated salt solution and wait for full equilibrium Press the UP or the DOWN key and select the probe input to which the device is connected Press MENU and select Probe Actions Press ENTER to activate the menu Use the DOWN arrow key to select either Humi Adjust or Temp Adjust in any order Press ENTER to confirm and open the next sub menu Use the DOWN arrow key to select the Acquire Ref Value menu item and press ENTER to confirm oo0 0 o Humi Adjust the HygroLab C1 displays both the current humidity read by the probe to be calibrated and the reference humidity known environment Use the DOWN key to highlight the reference value and press ENTER Use the UP or DOWN arrow key to change each digit Press ENTER to move the cursor to the right When done press ENTER to save the value Use the DOWN arrow key to select Acquire Press ENTER to activate the Acquire function Press ENTER to confirm and save the calibration point to the probe memory The HygroLab C1 automatically exits the menu o Temp Adjust the HygroLab C1 displays both the current temperature read by the probe to be calibrated and the reference temperature known environment Use the DOWN key to highlight the reference value and press ENTER Use the UP or DOWN arrow key to change each digit Press ENTER to move the cursor to the right When done press ENTER to save the value Use the DOWN arrow key to select Acquire Press ENTER to activat
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