Humidity Temperature Transmitter User Guide
Contents
1. Rotronic AG E M XB V1 E 0 Bassersdorf Switzerland Document code Unit XB Humidity Temperature Transmitter Instruction Manual User Guide Document Type Page 1 of 27 Document title XB Humidity Temperature Transmitter User Guide 2008 Rotronic AG E M XB V1_10 E M XB V1 1 0 Rotronic AG Bassersdorf Switzerland Document code Unit XB Humidity Temperature Transmitter Instruction Manual User Guide Document Type Document title Page 20f27 Table of contents Ordering code PLE Dimensional drawings deo eim eei RUBER He tede net General description sepa eae Power Supply 3 5 2 9 2 be re AN ETE REED o Measured parameters sssssssssssssssseeseenenne nennen nnn nn nennen nennen nnne Calculated param ter Sinises n iau rennen Analog output 5 90 Direct RTD option XB2 and Service COMME oio EET Sensor protection dust filter essen User configurable settings and functions Function OVEIVIOW PPP Factory default settrigs trat Me eee ix vede Peng dehe eredi eel Mechanical installation General guidelines2. 77 ANL LO O x B Measuring humidity or temperature only K1 1 OUT1 Relative humidity or dew point K1 2 OUT2 Temperature output K1 3 GND Ground tied with other GND Power supply 15 40 VDC K2 1 PWR or 12 28 VAC Phase Power supply or neutral GND tied with other GND Operation of the XB3 does not require both current loops to be closed When using the XB3 to measure either humidity only or temperature only close only the loop that is being used Using the ROTRONIC HW4 software any unused output of the XB3 can be disabled 2008 Rotronic AG E M XB V1_10 Rotronic AG E M XB V1 1 0 Bassersdorf Switzerland Document code Unit XB Humidity Temperature Transmitter Instruction Manual User Guide Document Type Page 18 of 27 Document title 6 2 3 Optional terminal block Pt100 direct XB2 and XB3 Terminal block K3 is present only when the XB transmitter is equipped with an additional Pt100 RTD installed on the probe Pt100 direct R Pt100 direct AR S Pt100 direct A Pt100 direct S Je PT AS DIR OI s oir 6 2 4 Grounding We generally recommend grounding the side of the power supply especially if the electronics will be subjected to a low humidity environment 35 RH or less 2008 Rotronic AG E M XB V1 10 Rotronic AG E M XB V1 1 0 Bassersdorf Switzerland Documen
3. 2008 Rotronic AG E M XB V1 10 E M XB V1 1 0 Rotronic AG Bassersdorf Switzerland Document code Unit XB Humidity Temperature Transmitter Instruction Manual User Guide Document Type Page 40f27 Document title 2 Models 2 4 Ordering codes Circuit type supply voltage and output signal type a 2 wire loop powered 10 to 28 VDC 4 20 mA aM 3 wire 15 to 40 VDC or 12 to 28 VAC 0 20 mA 3 wire 15 to 40 VDC or 12 to 28 VAC 4 20 mA a 3 wire 5 to 40 VDC or 5 to 28 VAC 0 1 V 3 wire 10 to 40 VDC or 8 to 28 VAC 0 5 V RE 3 wire 15 to 40 VDC or 12 to 28 VAC 0 10 V Probe cable length and standard probe dimensions mi Probe separated by 2 m cable 15 x 100 mm Parameters analog outputs Humidity 0 100 RH direct 4 wire Pt100 RTD Humidity 0 100 RH and Temperature see range below Humidity only 0 100 RH 2008 Rotronic AG E M XB V1 10 E M XB V1 1 0 Rotronic AG Bassersdorf Switzerland Document code Unit XB Humidity Temperature Transmitter Instruction Manual User Guide Document Type Page 50f27 Document title Standard dew frost point output ranges No calculated parameter 50 50 C F as per temperature output range 50 100 C F as per temperature output range Notes o Output 1 relative humidity or dew point Output 2 temperature o dew frost point range uses the
4. 2008 Rotronic AG E M XB V1 10 E M XB V1 10 Document code Rotronic AG Bassersdorf Switzerland Unit XB Humidity Temperature Transmitter Instruction Manual User Guide Document title Document Type Page 9of 27 4 User configurable settings and functions The XB transmitter ships configured as specified on the customer order The analog outputs can be used just as with any conventional humidity and temperature transmitter and most users will never need to use the XB transmitter configurable settings and functions Making use of the XB transmitter 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 XB transmitter functions and also indicated the factory default settings 4 1 Function overview MEASUREMENT ACCURACY AND RELIABILITY AirChip 3000 Functions gt Humidity temperature adjustment Description o 1 point or multi point humidity calibration or adjustment o 1 or 2 point temperature calibration or adjustment o Generate a time stamp for calibrations and adjustments o Retain and view last adjustment date and adjustment values o Generate calibration and adjustment protocols gt Automatic humidity sensor test and optional drift compensation Tests the humidity sensor for drift caused by contaminants and can be used to automatically apply a corre
5. User Guide Document title XB Humidity Temperature Transmitter Instruction Manual Document Type Page 10 of 27 AirChip 3000 Functions Description gt Device write protection Used to protect the XB transmitter with a password to prevent unauthorized digital access by a digital user Can be configured enabled or disabled AirChip 3000 Functions Description gt Limit humidity output to 100 RH Used to prevent the humidity signal from exceeding 100 RH when condensation forms on the sensor Can be enabled or disabled gt Out of limit value alarm Used to specify the normal range for humidity temperature and the calculated parameter depending on the user application Can be configured enabled or disabled Out of limit values trigger a digital alarm which can be also be seen on the optional display Bad sensor alarm Built in function Cannot be disabled A bad humidity or temperature sensor triggers a digital alarm which can be also be seen on the optional display gt Fail safe mode Used to specify a safe fixed value for humidity and for temperature in the event of a sensor failure Can be configured enabled or disabled 4 2 Factory default settings Notes o Configuration of the XB transmitter by the user and access to its functions requires a PC with the ROTRONIC HWA software version 2 1 1 or higher installed Service cable AC3006 or
6. the following manuals E M HW4v2 2 F2 009 E M HW4v2 2 Main 6 5 E M HW4v2 2 DR 001 E M HW4v2 2 A2 001 o factory default setting for dew frost point calculation is frost point below freezing 5 Mechanical installation 5 1 General guidelines Relative humidity is extremely dependent on temperature Proper measurement of relative humidity requires that the probe and its sensors be at exactly the temperature of the environment to be measured Because of this the location where you choose to install the probe can have a significant effect on the performance of the instrument The following guidelines should guarantee good instrument performance a Select a representative location install the probe where humidity temperature and pressure conditions are representative of the environment to be measured b Provide good air movement at the probe air velocity of at least 200 ft minute 1 meter second facilitates adaptation of the probe to changing temperature c Avoid the following 1 Close proximity of the probe to a heating element a cooling coil a cold or hot wall direct exposure to sun rays etc 2 Close proximity of the probe to a steam injector humidifier direct exposure to precipitation etc 3 Unstable pressure conditions resulting from excessive air turbulence d Immerse as much of the probe as possible in the environment to be measured 2008 Rotronic AG E M XB V1 10 E M XB V1 1 0 R
7. Document title 11 Accessories 11 4 Configuration and communication software The ROTRONIC HWA software version 2 1 0 or higher allows configuring the XB transmitter HWA is compatible with Windows XP Vista and NT4 with SP6a or higher For more details see separate instruction manual provided with the software HW4 E HW4 software Standard Edition single user HW4 P HW4 Professional Edition ERES regulations compliant FDA multi user 11 2 Service cables Mini USB service connector UART to a PC AC3006 USB port Cable electronics convert UART interface to USB interface Mini USB service connector UART to 7 pin probe connector of the HP23 hand held calibrator or other instrument with display and keypad AC2001 IMPORTANT When connecting service cable AC3006 to a PC USB port the ROTRONIC USB driver must be installed on the PC Both the driver and the installation instructions document E M HW4v2 2 Main are located on the HW4 CD 11 3 Mounting hardware Compression fitting for 15 mm 0 6 diameter probes Maximum temperature 200 C 392 F Flange for AC1304 M nickel coated steel AC1306 Diameter 80 mm 3 1 2008 Rotronic AG E M XB V1 10 E M XB V1 10 Rotronic AG Bassersdorf Switzerland Document code Unit XB Humidity Temperature Transmitter Instruction Manual User Guide Document Type Page 26 of 27
8. Electrical installatioh ettet tti tree iere tinis reet esee xpo Scis RE xoa cu ean pog puer General quidelines 2 RT ER ree rep RR DE denas rer Pao ree Rue Wiring and terminal block diagrams O pe rath OM me L Minimum load requirements for the XB3 with voltage XB2 and XB3 transmitters analog outputs Maintenance u euni eene Service Cable iiec Li EIU RI Ae I E ERAT ies Location of the service connector mini USB type Periodic calibration Cleaning or replacing the dust filter Validation of the output signals transmission sssssssssssssseesee eene Firmware updates Technical data Specifications Dew point accuracy ACCOSSOrlOS irritant ires Configuration and communication software Service cabless est tee tomate eee etek Mounting hardware kesen nette Ie equ edu eee Calibration accessories Dust filter parts Supporting documents iie ee spot caede eec ties ee cog Document releases iiics e 2008 Rotronic AG E M XB V1_10 Rotronic AG E M XB V1 _1 0 Bassersdorf Switzerland Document code Unit XB Humidit
9. Document title 11 4 Calibration accessories EA00 SCS 0 5 RH humidity std SCS cert pack of 5 EA05 SCS 5 RH humidity std SCS cert pack of 5 EA10 SCS 10 RH humidity std SCS cert pack of 5 EA20 SCS 20 RH humidity std SCS cert pack of 5 EA35 SCS 35 RH humidity std SCS cert pack of 5 EA50 SCS 50 RH humidity std SCS cert pack of 5 EA65 SCS 65 RH humidity std SCS cert pack of 5 EA80 SCS 80 RH humidity std SCS cert pack of 5 EA95 SCS 95 RH humidity std SCS cert pack of 5 ER 15 Calibration device for 15mm diameter probes For instructions regarding the ROTRONIC humidity standards and calibration devices see document E M CalBasics 11 5 Dust filter parts Filter base Nickel plated brass HC2 thread Filter Cartridge not included Wire mesh filter cartridge Use with NSP ME or SP MSB15 Sintered steel filter cartridge Use with NSP ME or SP MSB15 Teflon filter cartridge Use with NSP ME or SP MSB15 2008 Rotronic AG E M XB V1_10 E M XB V1 10 Document code Rotronic AG Bassersdorf Switzerland Unit XB Humidity Temperature Transmitter User Guide Document title Instruction Manual Document Type Page 27 of 27 12 Supporting documents Document File Name Contents E T AC3000 DF V1 AirChip 3000 Description and Main Functions E M HW4v2 2 DIR List of the HW4 manuals E M HW4v2 2 Main HW4 sof
10. AC3009 is used to connect the XB service connector to a USB port of the PC Configurable Settings Applicability Factory default Unit system Metric or English XB2 XB3 As per ordering code Analog signal type 4 20 mA or other XB3 As per ordering code Psychrometric calculation XB2 XB3 As per ordering code Output 1 parameter scale and unit XB2 XB3 As per ordering code RH or DP Output 2 parameter scale and unit XB2 XB3 Temperature unit as per ordering code Humidity temperature adjustment XB2 XB3 Device write protection XB2 XB3 Disabled Limit humidity output to 100 RH XB2 XB3 Enabled Out of limit value digital display alarm XB2 XB3 Disabled 2008 Rotronic AG E M XB V1 10 E M XB V1 10 Document code Rotronic AG Bassersdorf Switzerland Unit XB Humidity Temperature Transmitter User Guide Document title Instruction Manual Document Type Page 11 of 27 Data recording XB2 XB3 Enabled loop mode 10 min interval Automatic humidity sensor test XB2 XB3 Disabled Humidity sensor drift compensation XB2 XB3 Disabled Fail safe mode XB2 XB3 Disabled Simulator mode XB2 XB3 Disabled o Fora detailed description of all AirChip 3000 XB transmitter main functions see document E T AC3000 DF V1 o Instructions regarding the configuration of the XB transmitter and access to its functions are provided in
11. M HWA4v2 2 F2 009 9 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 Procedure for updating the firmware e Use cable AC3006 to connect the service connector of the XB transmitter to a USB port of a PC with the ROTRONIC HWA software installed Note that the ROTRONIC USB driver must be installed on the PC as explained in the HW4 manual E M HW4v2 2 Main e Copy the firmware update file from the ROTRONIC website to the PC e Start HWA software on the PC and search for the XB transmitter HW4 Main Menu Bar gt Devices and Groups gt Search for USB Masters e After finding the XB transmitter expand the device tree to see the XB transmitter functions Select Device Manager In the Device Manager menu bar select Tools Firmware Update For instructions see document E M HW4v2 2 F2 009 2008 Rotronic AG E M XB V1 10 E M XB V1 10 Document code Rotronic AG Bassersdorf Switzerland Unit User Guide Document title XB Humidity Temperature Transmitter Instruction Manual Document Type Page 220f27 10 Technical data 10 1 Specifications Device type Circuit type Humidity temperature transmitter 2 wire loop powered 3 wire Supply voltage VDD 10 28VDC V min 10 V 0 02 x Lo
12. load connected to the output s The minimum supply voltage can be determined as follows V min 10 V 0 02 x Load Load resistance in ohms For the maximum load of 500 O the minimum supply voltage is 10 0 02 x 500 20 VDC With both output circuits closed the maximum current consumption is 40 mA b 3 wire with analog outputs 15 to 40 VDC see note below or 12 to 28 VAC With both output circuits closed the maximum current consumption is 50 mA Note depending on the type of output signal the XB3 will operate with the following minimum voltage 0 1 V outputs 5 VDC or 5 VAC 0 5 V outputs 10 VDC or 8 VAC 0 10 V outputs 15 VDC or 12 VAC 0 20 mA or 4 20 mA outputs 6 VDC or 5 VAC with 0 load 15 VDC or 12 VAC with 500 Q load 3 2 Measured parameters The XB transmitter measures relative humidity with a ROTRONIC Hygromer IN1 capacitive sensor and temperature with a Pt100 RTD 3 3 Calculated parameters Using the ROTRONIC HWA software the XB transmitter can be configured by the user to calculate either the dew point or the frost point 3 4 Analog output signals XB2 and XB3 With the ROTRONIC HWA software any of the two analog output signals can be made to correspond to one of the following e Relative humidity e Temperature e Dew or frost point Any output can also be disabled The scale of each analog output can be set within the numerical limits of 999 99 and 9999 99 The D A co
13. AG E M XB V1 1 0 Bassersdorf Switzerland Document code Unit XB Humidity Temperature Transmitter Instruction Manual User Guide Document Type Page 13 of 27 Document title Mounting hardware Part AC 1306 is a flange and part AC1304 M is a compression fitting designed to hold the probe of the XB transmitter when mounted through a wall see Accessories 6 Electrical installation 6 1 General guidelines Power supply wiring Heavy machinery and instrumentation should not share the same power supply wiring If this cannot be avoided noise filters and surge protectors should be used Most UPS devices have those features already integrated General guidelines for signal cables The following guidelines are derived from European Standard EN 50170 for the transmission of signals by copper wires When planning an installation the rules provided by EN 50170 should be followed under consideration of local circumstances to determine the position of machines and equipment All ROTRONIC products are tested for Electromagnetic Compatibility according to EMC Directive 2004 106 EG and following European standards EN 61000 6 1 2001 EN 61000 6 2 2005 61000 6 3 2005 EN 61000 6 4 2001 A11 Whenever the level of electromagnetic interference is expected to be high both the instruments and signal cables should be placed as far away as possible from the source of interference In general signal cables should be i
14. Document code Unit XB Humidity Temperature Transmitter Instruction Manual User Guide Document Type Page 16 of 27 Document title 6 2 2 XB3 3 wire transmitter Electrical diagram for voltage outputs The maximum permissible cable length can be determined under consideration of the voltage drop caused by the current flowing to the devices connected to the unit The voltage drop in the cable depends both on cable resistance and on the equivalent resistance of the devices connected in parallel to the unit The total resistance connected to each unit output should be at least 1000 ohms Cable resistance should not be more than 1 1000 of the load resistance Minimum load requirements apply to the external device or circuit connected to the XB3 transmitter These requirements are defined in the Operation chapter Electrical diagram for current outputs The maximum permissible cable length connecting the unit to other devices is determined by the total resistance resulting from the addition of the cable resistance and that of the devices connected in series with the unit This resistance should not exceed 500 ohms 2008 Rotronic AG E M XB V1_10 E M XB V1 10 Document code Rotronic AG Bassersdorf Switzerland Unit XB Humidity Temperature Transmitter User Guide Document title Instruction Manual Document Type Page 17 of 27 Terminal block diagram IAQ O06 6
15. ad Load resistance in ohms 15 40 VDC or 12 28 VAC Nominal current consumption Electrical connections 2x20mA lt 50 mA Terminal block Polarity protection Protective diode on V Sensor ROTRONIC Hygromer IN1 Measuring range 0 100 RH Measurement accuracy at 23 C 1 0 RH Repeatability 0 3 RH Long term stability lt 1 RH year Sensor time constant Typical 10 sec 63 of a 35 to 80 RH step change 1m sec air flow at sensor Sensor Pt100 RTD IEC 751 1 3 class B Measuring range 100 200 C see also environmental limits Measurement accuracy at 23 C 0 2 C Repeatability 0 05 C Long term stability lt 0 1 C year Sensor time constant Typical 4 sec 63 of a step change 1m sec air flow at sensor Psychrometric calculations Dew or frost point user configurable option Start up time 3 4s typical 1 9s typical Data refresh rate 3 4s typical 1 7s typical 2008 Rotronic AG E M XB V1_10 E M XB V1 10 Document code Rotronic AG Bassersdorf Switzerland Unit User Guide Document title XB Humidity Temperature Transmitter Instruction Manual Document Type Page 23 of 27 Output 1 XB3 Can be made to correspond to any parameter Factory default parameter Relative humidity or dew frost point Factory default scale As pe
16. ction The test is automatically carried out at regular intervals of time Can be configured enabled or disabled The humidity sensor status can be verified either with the HW4 software and is shown as Good SQ tuned corrected for drift or Bad defective gt Data recording The data recording function differs from a true data logging function in the sense that the AirChip 3000 does not time stamp the data This data recording function can be used to investigate events such as a sensor malfunction as well as to retrieve data that would otherwise be lost o Start or stop data recording up to 2000 value pairs 6RH and temperature Starting a recording session erases all previously recorded data o The recording mode and log interval can be specified o When the device is powered off the recording session is paused but not ended As long as the recording session has not been ended the device automatically resumes recording data when powered up again o The recorded data be downloaded to a PC with the HWA software time stamped and viewed MEASUREMENT LOOP VALIDATION AirChip 3000 Functions Description gt Simulator mode Used to make the XB transmitter generate fixed values for the humidity temperature and calculated parameter Can be configured enabled or disabled 2008 Rotronic AG E M XB V1 10 E M XB V1 10 Document code Rotronic AG Bassersdorf Switzerland Unit
17. idity Temperature Transmitter Instruction Manual User Guide Document Type Page 21 of 27 Document title Procedure for adjusting the XB transmitter with the ROTRONIC HW4 software e Use cable AC3006 to connect the service connector of the XB transmitter to a USB port of a PC with the HW4 software installed Note that the ROTRONIC USB driver must be installed on the PC as explained in the HW4 manual E M HW4v2 2 Main e Start HW4 on the PC and search for the XB transmitter HW4 Main Menu Bar gt Devices and Groups gt Search for USB Masters e After finding the XB transmitter with HW4 expand the device tree to see the XB transmitter functions Select Probe Adjustment e For further instructions see HW4 manual E M HW4v2 2 A2 001 8 4 Cleaning or replacing the dust filter Depending on the conditions of measurement the filter should be checked from time to time Corroded discolored or clogged filters should be replaced The probe of the XB transmitter has a removable filter cartridge Simply replace the cartridge leave the metal base on the probe 8 5 Validation of the output signals transmission If so desired transmission of the XB transmitter output signals can be validated by using the simulator function The HW4 software is required to enable and configure this function When this function is enabled the XB transmitter generates fixed digital and analog signals as specified by the user For instructions see document E
18. idity sensor so as to maintain accurate humidity measurements over a wide range of temperature values Depending on the model see ordering codes data from the RTD is also used to provide a linear temperature output signal As an option the probe of the XB transmitter can be equipped with an additional Pt100 RTD temperature sensor In that case the XB transmitter is equipped with a 4 position terminal block for direct connection to the temperature sensor Two basic types of electronic circuit are available XB2 2 wire loop powered 4 20 mA current signal and XB3 3 wire voltage or current signal The analog output signal is linear and can be transmitted over a length of cable to a remote display recorder controller or data processing unit Digital signal processing within the XB transmitter ensures consistent product performance and also facilitates the task of field maintenance Based on the ROTRONIC AirChip 3000 digital technology the XB transmitter series offers the following user functions which can only be accessed with the HW4 software User configurable settings Calculation of the dew or frost point Humidity temperature calibration and adjustment Simulator mode Automatic humidity sensor test and drift compensation Sensor failure mode Data recording The ability for the user to easily update the AirChip 3000 firmware means that instruments of the XB series can be kept up to date regarding any future functionality improvement
19. midity Temperature Transmitter Instruction Manual Document Type Page 24 of 27 Environmental limit Storage and transit _50 70 0 100 RH non condensing Operating limits at electronics 40 85 C 0 100 RH non condensing Temperature limits at probe 100 200 C Maximum humidity at sensor 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 Maximum air velocity at probe 40 m s 7 870 ft min depends on dust filter type Critical environments Humidity sensor as per DV04 14 0803 02 Critical chemicals 10 2 Dew point accuracy The XB transmitter can be configured to calculate either the dew point or frost point based on the measurement of relative humidity and temperature The accuracy of this conversion varies depending on the humidity and temperature conditions as shown in the graph below 100 DP FP C DP FP 10 20 30 40 50 60 70 80 90 100 110 120 130 Temperature C Example at a temperature of 20 C a dew point value of 37 C is measured with an accuracy of t 1 0 C or better 2008 Rotronic AG E M XB V1 10 Rotronic AG E M XB V1 10 Bassersdorf Switzerland Document code Unit XB Humidity Temperature Transmitter Instruction Manual User Guide Document Type Page 250f27
20. ms E M XB V1 10 The maximum permissible cable length connecting the XB2 to other devices is determined by the total resistance resulting from the addition of the cable resistance and that of the devices connected in series with the unit This resistance should not exceed 500 E M XB V1 10 Document code Rotronic AG Bassersdorf Switzerland Unit XB Humidity Temperature Transmitter Instruction Manual User Guide Document title Document Type Page 15 of 27 Terminal block diagram Description K1 1 H V Power supply 10 28 VDC Relative humidity or dew point K1 2 H OUT OUT 1 K1 3 T V Power supply 10 28 VDC p Temperature output K1 4 T OUT OUT 2 Note connect the of the power supply to only one of the V terminals The two terminals marked H V and T V are internally connected Measuring humidity or temperature only Unless configured to measure either humidity only or temperature only proper operation of the XB2 requires both current loops to be closed The XB2 can be directly ordered from the factory to measure either humidity or temperature only When necessary any unused output of the XB2 can be disabled with the ROTRONIC HWA software When the XB2 is configured with one of the two outputs disabled close only the loop that is being used 2008 Rotronic AG E M XB V1 10 Rotronic AG E M XB V1 _1 0 Bassersdorf Switzerland
21. nit XB Humidity Temperature Transmitter Instruction Manual User Guide Document Type Page 20 of 27 Document title 8 Maintenance 8 1 Service cable e Cable AC3006 is used to connect the XB transmitter to a USB port of a PC running the ROTRONIC HW4 software e an alternative cable AC2001 is used to connect the XB transmitter to a probe input of the HP23 hand held calibrator For service purposes the HP23 offers essentially the same functionality as the HW4 software 8 2 Location of the service connector mini USB type WARNING the service connector is a UART interface with a mini USB connector type Do not connect the service connector directly to the USB port of a PC or hub The service connector is located on the XB printed circuit board Service Connector Mini USB 8 3 Periodic calibration check Both the Pt 100 RTD temperature sensor 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 XB transmitter should be verified every 6 to 12 months Applications where the XB transmitter is exposed to significant pollution may require more frequent verifications 2008 Rotronic AG E M XB V1 10 E M XB V1 1 0 Rotronic AG Bassersdorf Switzerland Document code Unit XB Hum
22. nstalled in bundles or channels conduits separate from other cables as indicated in the table below Bus signals such as RS485 Data signals for PCs printers etc shielded analog inputs unshielded direct current lt 60V in common bundles or channels conduits shielded process signals lt 25 V unshielded alternate current lt 25V coaxial cables for CRT monitors 2008 Rotronic AG E M XB V1 10 E M XB V1 10 Document code Rotronic AG Bassersdorf Switzerland Unit XB Humidity Temperature Transmitter User Guide Document title Instruction Manual Document Type Page 14 of27 e direct current from 60 V to 400 V unshielded e alternate current from 25V to 400 V unshielded in separated bundles or channels conduits without minimum distance e direct and alternate current gt 400 V unshielded e Telephone lines e leading into EX rated areas in separated bundles or channels conduits without minimum distance Lightning protection Cabling in areas with a risk of lightning requires a lightning protection For cabling underground in between buildings we recommend the use of special fiber optic cables If this is not possible use copper cables that are suitable for underground installation 6 2 Wiring and terminal block diagrams 6 2 1 XB2 2 wire loop powered transmitter Electrical diagram 2008 Rotronic AG oh
23. nverters used to generate the analog output signals feature a 16 bit resolution 2008 Rotronic AG E M XB V1_10 Rotronic AG E M XB V1 1 0 Bassersdorf Switzerland Document code Unit XB Humidity Temperature Transmitter Instruction Manual User Guide Document Type Page 80f27 Document title The D A converters used to generate the analog output signals feature a 16 bit resolution and exhibit a small positive offset at the bottom of the signal range as indicated below Signal type Maximum offset at range bottom 0 1V 3mV 0 5 V 50 mV 0 10 V 90 mV 0 20 mA 4 uA 4 20 MA No offset XB3 The ROTRONIC HW4 software allows changing the type of output signal to one of the following 0 20 mA 4 20 mA 0 1V 0 5V or 0 10V Both output signals are automatically configured with the same signal type No calibration or adjustment is required after changing the type of output signal In the case of voltage output signals load requirements apply to the external device or circuit connected to the XB3 transmitter These requirements are defined in the Operation chapter 3 5 Direct RTD option XB2 and XB3 The standard XB transmitter is equipped with one Pt100 RTD When ordered with the direct RTD option the XB transmitter is supplied with a second Pt100 RTD installed on the probe This additional RTD is directly connected to a terminal block 4 wire connection 3 6 Service c
24. onnector The service connector UART interface with a mini USB type connector allows connecting the XB transmitter either to a PC running the ROTRONIC HW4 software or to a probe input of another instrument that is compatible with the HygroClip 2 HC2 probes In both cases a service cable is required See Maintenance for the location of the service connector and for the type of service cable to be used e Connecting the XB transmitter to a PC is used to configure the transmitter gain access to the transmitter functions such as humidity and temperature adjustment read data from the transmitter on the PC and update the AirChip 3000 firmware e Connecting the XB transmitter to the probe input of another instrument is useful only when the other instrument has its own display and keypad and has an internal menu equivalent to the menu of the HP23 hand held calibrator The connection allows showing the data measured by the XB transmitter on the other instrument display and also allows using the other instrument internal menu to do for example a humidity and temperature adjustment of the XB transmitter 3 7 Sensor protection dust filter A dust filter is required to protect the sensors against dust particles and high air velocity The probe of the XB transmitter is equipped with a with a metal filter base mod NSP ME The filter cartridge must be ordered separately see Accessories 11 5 Filter cartridge mod SP M15 is suitable for most applications
25. otronic AG Bassersdorf Switzerland Document code Unit XB Humidity Temperature Transmitter Instruction Manual User Guide Document Type Page 12 of 27 Document title e Prevent the accumulation of condensation water at the level of the sensor leads Install the probe so that the probe tip is looking downward If this is not possible install the probe horizontally OK Insufficient probe immersion typically creates errors in the measurement of both humidity and temperature and may even cause a malfunction e Standard 100 mm 3 9 probe this probe is generally not suitable for through wall installation and is designed for full immersion in the environment to be measured At least 15 to 20 of the probe cable should be inserted together with the probe e Optional 250 mm 9 8 probe this probe is designed for through wall installation To facilitate probe installation and removal we recommend using a probe holder mod QMA 15 This holder is a mounting flange that is equipped with a compression fitting Installation of the 250 mm or longer probe Make sure that about 230 mm 9 of the probe are immersed in the environment to be measured AC1306 and AC1304 M al Wall Installation Note You may want to provide an orifice at a distance of about 3 from the probe of the transmitter for future use by a reference probe and HygroPalm indicator 2008 Rotronic AG E M XB V1_10 Rotronic
26. r ordering code Output 2 Can be made to correspond to any parameter Factory default parameter Temperature Factory default scale As per ordering code Output 1 and Output 2 Signal type 0 4 4 20 mA 0 10 user configurable User configurable scaling limits 999 99 9999 99 engineering units 0 1V signal range 3 mV 0 5 V signal range 50mV cal no offset 0 10 V signal range 90mV 9 9 0 20 mA signal range 40 4 20 mA signal range no offset Short circuit tolerant Yes Maximum external load 500 Q 500 Q current output 1 0 1 V output Minimum external load 00 5 0 5 V output 10 kO 0 10 V output 0 current output Interface type UART Universal Asynchronous Receiver Transmitter Maximum service cable length 5 m 16 4 ft Probe material Polycarbonate Probe dust filter material Depends on filter type Physical dimensions See Models Weight 225 g 8 0 oz CE EMC immunity EMC Directive 2004 108 EG EN 61000 6 1 2001 EN 61000 6 2 2005 xe EN 61000 6 3 2005 EN 61000 6 4 2001 A11 Solder type FDA GAMP directives Lead free RoHS directive compatible 2008 Rotronic AG E M XB V1 10 E M XB V1 10 Document code Rotronic AG Bassersdorf Switzerland Unit User Guide Document title XB Hu
27. same unit or F as the temperature output The factory default setting is frost point below freezing o Custom range be sure to clearly specify the desired range at the time of the order When a special range has been ordered the letters ST and SC are used in columns 4 and 7 in the above table These generic codes will be replaced with a specific code only for quantity and repeat orders 2008 Rotronic AG E M XB V1 10 Rotronic AG E M XB V1 1 0 Bassersdorf Switzerland Document code Unit XB Humidity Temperature Transmitter Instruction Manual User Guide Document Type f Page 60f27 Document title 2 2 Dimensional drawings les 64 al 58 i Dimensions in mm 16 100 250 Overall probe length 116 266 mm 4 57 10 47 Diameter 15 mm 0 59 Cable length 2 m 6 5 ft 2008 Rotronic AG 4 x mounting hole dia 4 4 mm 0 173 Board thickness 1 7 mm 0 07 Clearance bottom 5 mm 0 20 Clearance top component side 15 mm 0 60 E M XB V1 10 E M XB V1 10 Rotronic AG Bassersdorf Switzerland Document code Unit XB Humidity Temperature Transmitter Instruction Manual User Guide Document Type Page 70f27 Document title 3 General description 3 1 Power supply Depending on the circuit type the XB transmitter requires the following power supply a XB2 2 wire loop powered 10 28 VDC depending on the
28. t code Unit XB Humidity Temperature Transmitter Instruction Manual User Guide Document Type Page 19 of 27 Document title 7 Operation 7 1 Minimum load requirements for the XB3 with voltage outputs The following requirements apply to any external device or circuit connected to the XB3 transmitter with voltage outputs add i i XB3 output signal Input resistance RL Voltage Output 0 1V gt 1kOhm 0 5V gt 5kOhm 0 10V gt 10kOhm In the situation where the external device uses an internal pull up resistor the value of this resistor should meet the requirements shown below It is also necessary to add a pull down resistor RL connected to ground in order to be able to read 100 of the range of the XB3 voltage output XB3 signal vcc R pull up RL 0 1V 3 3V gt 250 kOhm 1 kOhm XB3 signal vcc R pull up RL 0 1V 5 0V 2400 kOhm 1 kOhm XB3 0 5 5 0V 2400 kOhm 5 kOhm XB3 signal vcc R pull up RL 0 1V 10 0V 21MOhm 1 kOhm 0 5V 10 0V gt 1 MOhm 5 kOhm 0 10V 10 0V gt 1 10 kOhm 7 2 2 XB3 transmitters analog outputs If so desired use the HW4 software to configure the XB transmitter Complete the mechanical and electrical installation and simply power up the transmitter 2008 Rotronic AG E M XB V1 10 Rotronic AG E M XB V1 _1 0 Bassersdorf Switzerland Document code U
29. tware version 2 2 General instructions and functions common to all devices E M HW4v2 2 F2 009 HW4 software version 2 2 XB transmitter Device configuration and AirChip 3000 functions E M HW4v2 2 A2 001 HW4 software version 2 2 Probe Adjustment function AirChip 3000 devices E M HW4v2 2 DR 001 E M AC3000 CP HW4 software version 2 2 Data Recording Function AirChip 3000 Devices AirChip 3000 Communication Protocol E M CalBasics Temperature and humidity adjustment basics Instructions for using the ROTRONIC humidity standards E T HumiDefs Humidity Definitions Note All document file names have an extension corresponding to the document release number example of a first release E M HW4v2 2 Main_10 This extension is not shown in the above table 13 Document releases Doc Release _10 Date Feb 4 2009 Notes Original release 2008 Rotronic AG E M XB V1 10
30. y Temperature Transmitter Instruction Manual User Guide Document Type Page 30f27 Document title Applicability This manual applies to all instruments of the XB transmitter series with firmware version 1 x where 1 x can be 1 0 1 1 etc Changes to the last digit of the version number reflect minor firmware changes that do not affect the manner in which the instrument should be operated 1 Overview The XB transmitter measures temperature relative humidity and the dew or frost point and is designed for OEM applications The XB transmitter consists of a probe that is hard wired to a small open board with a 2 m 6 5 ft cable Humidity is measured with the ROTRONIC HYGROMER IN 1 capacitive humidity sensor This sensor offers fast response and exceptional stability even in high humidity environments Sensor durability has proven to be excellent in a wide range of applications The XB transmitter is suitable for measuring humidity within the range of 0 to 100 RH and temperature within the range of 100 to 200 C 100 to 392 F at the probe At temperature values above 80 C the maximum humidity to which the humidity sensor can be exposed is gradually limited Both the probe and sensor survive exposure to temperature within the range of 100 to 200 C 148 to 392 F The probe of the XB transmitter is equipped with a Pt100 RTD temperature sensor Data from this sensor is used to compensate the effect of temperature on the hum
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