Vaisala HMDW110 Series Humidity and Temperature Transmitters
Contents
1. Service o A 4 PwrOut 3 PwrOut 2 RS485 1 RS485 3 Figure 4 HMDW110 Series Component Board sa sess S 1 Terminal block for 4 20 mA current loop outputs 2 Service port connector 4 pin M8 3 Terminal block for RS 485 output to RDP100 display panel optional dd You can pull out the terminal blocks from the component board for easier installation and to disconnect the transmitter from power and RS 485 when using the service port 12 2 Product Overview Analog Output Overrange Behavior Analog outputs of the HMDW100 series transmitters have a defined behavior when the values measured by the transmitter are outside the scaled analog output range Outputis clipped atthe end of the scaled output range You can allow the output exceed the scaled range by 10 with the aover serial command Output is set to error state default 3 6 mA if an error is active for example due to sensor damage You can change the error state using the aerr command For configuration of the analog outputs using serial commands see section Analog output on page 36 13 3 Installation INSTALLATION Selecting Location When mounting duct model transmitters Avoid installing in a location where condensation may fall on the sensor inside the duct Position the sensor in the center of the duct Selecta site where the transmitter can be installed ho2. filt Filter 1 000 Example view the current value and set filtering to value 0 5 42 4 Service Port Table 39 Frestore Command Syntax Description frestore lt cr gt Restores the factory default settings All user made settings are lost including user calibration Reset the transmitter after giving this command If you have replaced the HUMICAP humidity sensor of the device yourself you must redo the two point humidity calibration using the FCRH command after performing a factory reset Example frestore Factory settings restored reset HMD112 1 0 6 Table 40 Reset Command Syntax reset lt cr gt Description Resets the device Example reset HMD112 1 0 6 43 5 Maintenance MAINTENANCE Cleaning The body of the transmitter can be cleaned by wiping with a moistened lint free cloth Do not use cleaning agents or solvents or blow pressurized air into the transmitter housing or on the filter Do not attempt to clean contaminated HUMICAP sensors or filters Instead replace them with new parts Filters and sensors can be purchased from Vaisala For order codes see Spare Parts and Accessories on page 64 Calibration and Adjustment Calibration means comparing the instrument to a known reference either against a second instrument or a known reference environment Correcting the reading of the instrument so that is measures a
3. Example shows default state without user adjustments offset is 0 and gain is 1 for both humidity Cp offset and gain and temperature 1 Cp Cp T T of set gain offset gain 00000000E 00 00000000E 00 00000000E 00 00000000E 00 41 4 Service Port Table 37 Li Command Syntax Description li lt cr gt Enter values for offset and gain parameters for user adjustment Useful for restoring some earlier state of user adjustment Use this command only to restore values you have previously written down based on the output from the 1 command or to restore the default offset and gain with 0 li Cp offset 1 50922060E 01 Cp gain 1 00000000E 00 T offset 0 00000000E 00 T gain 1 00000000E 00 SS Example shows adjustment has been applied to humidity measurement offset overwrites it Other Commands Table 38 Filt Command Syntax Description filt fff lt ce gt Set the speed at which the latest measurement result is integrated into the humidity and temperature readings The command affects both analog output and serial line output f Measurement filtering setting range 0 001 1 0 a 1 0 Nofiltering latest measurement is output without averaging 0 5 Average of last two measurements 0 1 Average of approximately 16 measurements filt lt cr gt View the current setting Also prompts you to enter a new value
4. 20mA 7 T O R 0 600 Q D 6 HUM A Power supply sHum I o 10 28 VDC Figure 9 HMDW110 Wiring with Single Power Supply HMDW110 Power Supply Requirements HMDW110 series transmitters are designed for a supply voltage range of 10 28 VDC The minimum required voltage depends on the loop resistance 0 600 Q as shown below 600 1 3 o 1 1 S one ES L a I Q 1 o 1 a 1 1 j 0 10 20 28 Supply voltage VDC Figure 10 HMDW110 Supply Voltage Operating Region 21 3 Installation Wiring HMDW110 with RDP100 You must always connect the humidity measurement current loop HUM terminals 5 and 6 to power the transmitter Connecting the temperature measurement current loop terminals 7 and 8 is optional Connect the RDP100 Remote Display Panel using terminals 1 4 The HMDW110 series transmitter provides both power and data to the RDP100 HMDW110 2x4 20 mA Ri 0 600 Q Mm 8 T O A Power supply Ss O O 10 28VDC RY 6HUM Power supply eo viii Q Q 10 28 VDC RDP100 PWR 4 PwrOut GND 3 PwrOut RS485 2 RS485 RS485 1 RS485 GND ExtPWR Figure 11 HMDW110 Wiring with RDP100 Remote Display Panel When using the RDP100 with HMDW110 series transmitters do not connect the Extpwr jumper to the RDP100 component board 22 4 Service Port SERVICE PORT Connecting to the Service Port Computer wit
5. 15 16 17 18 Select the parameter for adjustment You can only adjust relative humidity RH or temperature T The rest of the parameters are calculated based on RH and T and can only be viewed Check and adjust the environment settings of the reference probe if prompted by the MI70 The adjustment mode now shows the value of the selected parameter from both instruments and a delta parameter for example ARH that shows the difference between the two Wait at least 15 minutes for the measurement to stabilize and for the value of the delta parameter to stop changing Stabilization may take a much longer time depending on factors such as temperature differences and airflow around the sensors The difference between the reading should be no greater than the combined measurement uncertainty of the HMDW110 series transmitter and the reference probe Depending on the result proceed as follows o Ifthe HMDW110 series transmitter is within its accuracy specification there is no need to proceed with the adjustment Select Back and Exit to leave the adjustment mode o Ifadjustmentis required continue with the next step Select Adjust and then select To same as RH I The MI70 will ask Do you really want to adjust Select Yes MI70 shows the text Adjustment done and returns to the adjustment mode after a few seconds Check the value of the delta parameter to verify that the adjustment has taken effect Select Back to return
6. 40 20 C 40 4 F 0 100 RH 14 RH Stability in typical HVAC applications 0 5 RH year Humidity sensor HUMICAP 180R HUMICAP 180V Temperature Measurement range 40 60 C 40 140 F Accuracy at 20 C 68 F 0 2 C Temperature dependence 0 01 C C Temperature sensor Pt1000 RTD Class F0 1 IEC 60751 Calculated parameters Measurement range for dewpoint temperature and wet bulb temperature 40 60 C 40 140 F Measurement range for enthalpy 40 460 kJ kg 10 190 BTU Ib Accuracy of the calculated parameters should be calculated at the actual condition based on the RH and temperature specification Accuracy at 20 C 68 F and 80 RH 61 7 Technical Data Property Specification Dew point 0 7 C 1 2 F Wet bulb temperature 0 5 C 0 9 F Enthalpy 1 6kJ kg 0 7 BTU Ib Table 44 Operating Environment All Models Property Specification Operating temperature range 40 60 C 40 140 F Operating humidity range 0 100 RH Maximum wind flow speed 30 m s Storage temperature 40 60 C 40 140 F Electromagnetic compliance EN61326 1 Industrial Environment Table 45 Mechanics Property Specification Max wire size 1 5 mm AWG 16 Standard housing color White RAL9003 Housing
7. Connecting to the Service Port 20 00 2022 ce eee eee eee eee 23 Terminal Application Settings 0 0000 0 022 c cece eee eee eee 24 Serial Commands 0 02 ccc cece eee eee cece eee ce ceeeeneees 25 Device Information and Status 00 000 00000 c ee cee eee eee eee 27 Serial Line Output and Communication 22 2222 30 Measurement Output 00 00 0000 c eee eee eee eee eee eee 30 Measurement Output Format 2 02 2 22 22 2 222 ee 32 Serial Line Communication 0 00 0 00 2002202220222 33 Analog Output e a wed ue rd triada eee oe 36 Calibration and Adjustment Commands 22 22 39 Other Commands 22 cece e cece eee c cece ceccecececceeececeeees 42 5 Maintenance 2 ose 25 esses fons ceed Aa I AS AA ERRES 44 CISANING A A RN 44 Calibration and Adjustment 00 000 002 2 e eee eee eee eee ee 44 Adjustment Types 0 00 0 00 2 e eee eee cece cee cece eeeee 45 AdjusimentiPOints 0 20 223 o 09 acosa iio spottia iio 45 Calibration and Adjustment Using a Hand Held Meter and a Reference Probe o cocccccccccccccoccccccnnccconncncn cnc 46 One Point Humidity Calibration and Adjustment Using a Hand Held Meter and HMK15 Humidity Calibrator oooococcccccccccccccccco 48 Two Point Humidity Calibration and Adjustment using a computer and a HMK15 Humidity Calibrator 0 0000000 02222 49 Two Point Temp
8. Held Meter and HMK15 Humidity Calibrator on page 48 Connecting to the service port using a computer and a terminal program allows you to perform calibration and adjustment tasks using serial commands You can for example perform a two point humidity calibration and adjustment or clear the existing user adjustments factory calibration will remain See the following sections Calibration and Adjustment Commands on page 39 Two Point Temperature Calibration and Adjustment using a Computer on page 52 a Two Point Humidity Calibration and Adjustment using a computer and a HMK15 Humidity Calibrator on page 49 If you replace the HUMICAP humidity sensor of the transmitter you must perform the two point humidity calibration afterward Adjustment Points HMDW110 series transmitters have two adjustment points for both humidity measurement and temperature measurement The first point low point affects offset across the entire measurement range For humidity adjustment the low point must be lt 50 RH 45 5 Maintenance The second point high point affects measurement gain For humidity adjustment the high point must be gt 50 RH Additionally two point humidity calibration requires that the difference between the two points is 2 30 RH Temperature adjustment points must be in range 40 60 C 40 140 F with more than 30 C 86 F difference Calibration and Adjustment Using a Hand Held M
9. Product Overview Output Parameters Explained HMDW110 series transmitters offer several output parameters Relative humidity RH and temperature T are the measured parameters the others are calculated based on RH and T Table 3 HMDW110 Series Output Parameters Parameter Symbol Units Description Temperature T C Temperature in Celsius or Fahrenheit scale F Relative RH Ratio of the partial pressure of water vapor in the air to humidity the saturation vapor pressure of air at current temperature Dewpoint Td f C Temperature at which the water vapor in the air will F condense into water at the current pressure When the dewpoint is below 0 C the transmitter outputs frostpoint Tf instead of dewpoint Enthalpy h kJ kg Sum of the internal energy of a thermodynamic system BTU Ib Wet bulb Tw C The minimum temperature that can be reached by temperature SF evaporative cooling in the current conditions ED Check the type label on your transmitter to verify its output parameters and scaling of the output channels 2 Product Overview HMD110 112 Parts Figure 1 HMD110 112 Parts 1 PTFE membrane filter ASM210856SP Sensors for humidity and temperature Fastening flange Tightening screw for fastening flange Type label 6 Transmitter cover Component board See Component Board on page 12 8 Cable glands for 4 8 mm diameter cable 2
10. make sure you are not delivering high static voltages yourself avoid touching exposed component contacts during installation and maintenance Recycling eS Recycle all applicable material Dispose of the unit according to statutory regulations Do not dispose of with regular household refuse 1 General Information Regulatory Compliances HMDW110 series is in conformity with the following directives RoHS Directive EMC Directive The conformity is declared with using the following standards EN 50581 Technical documentation for the assessment of electrical and electronic products with respect to the restriction of hazardous substances EN 61326 1 Electrical equipment for measurement control and laboratory use EMC requirements Immunity test requirements for equipment intended to be used in an industrial electromagnetic environment EN 550022 Information technology equipment Radio disturbance characteristics Limits and methods of measurement Trademarks HUMICAP is a registered trademark of Vaisala Oyj Windows is a registered trademark of Microsoft Corporation All other trademarks referred to are the property of their respective owners Software License This product contains software developed by Vaisala Use of the software is governed by license terms and conditions included in the applicable supply contract or in the absence of separate license terms and conditions by the G
11. material PC 10 GF UL VO approved Table 46 Inputs and Outputs Property Specification Analog output 4 20 mA loop powered Loop resistance 0 600 0 Supply voltage at 0 Q load 10 28 VDC at 600 Q load 20 28 VDC Data input for RDP100 Remote Panel Display RS485 Vaisala proprietary protocol 62 7 Technical Data Dimensions All dimensions are in millimeters mm 207 5 5 121 5 264 2 100 25 60 Figure 13 HMS110 112 Dimensions 72 290 8 40 6 250 2 244 5 4 8 W4 8 Figure 14 HMD110 112 Dimensions 63 7 Technical Data Figure 15 HMW110 112 Dimensions Spare Parts and Accessories Table 47 Spare Parts and Accessories 72 40 6 e e mi LO S 19 N 2 El 1 T JU so L N co 12 4 8 g Information on spare parts accessories and calibration products is available online at www vaisala com and store vaisala com Item Order Code Remote Panel Display RDP100 Conduit fitting O ring M16x1 5 NPT 1 2 Inch 210675SP Conduit fitting O ring M16x1 5 PG9 RE MS 21067
12. 1 Iwe Tw o U3 4 1 h h U7 Ar An Output example send T 25 1 C RH 39 4 RH Td 10 3 C Tw 16 2 C h 45 1 kJ kg Example set output format as RH and T with start of text ASCII character 002 and end of text 003 ASCII codes and without line feed and carriage return atthe end form 002 3 1 RH RH U4 3 1 T T U3 003 OK Output example ASCII codes not visible here send RH 39 3 RH T 25 1 C 32 4 Service Port Table 16 Output Parameters for Form Command Measured Parameter Abbreviation in Form Command Temperature t Relative humidity rh Dewpoint td Enthalpy h Wet bulb temperature Table 17 Modifiers for Form Command Modifier Description x y Length modifier number of digits and decimal places t Tabulator yE Carriage return n Line feed Xxx ASCII character with decimal code xxx a String constant ux Name of the measurement unit using x number of characters For addr example u3 shows the name of the measurement unit with three characters Transmitter address sn Transmitter serial number time Time since transmitter was started or reset cs4 CSX Modulus 65536 checksum of message sent so far ASCII encoded hexadecimal notation NMEA xor checksum of message sent so far ASCII encoded hexadecimal notation You can also use the hash character instead of the backslash cha
13. 4SP Fastening set HMS110 237805 Porous PTFE Filter HMW probes DRW239993SP Membrane Filter HMS and HMD probes ASM210856SP Terminal Block Blue 236620SP USB cable for computer connection 219690 Connection cable for HM70 hand held meter 219980SP HUMICAP 180R sensor HUMICAP180R Catalytic HUMICAP sensor HUMICAP180V 64 www vaisala com M211 7 26EN
14. Name HMD112 Copyright Copyright c Vaisala Oyj 2013 All rights reserved SW Name HMD112 SW date 2014 04 14 SW version Leur 29 4 Service Port Table 9 Time Command Syntax Description time lt cr gt Show transmitter uptime time since last reset in hh mm ss Example time Time 00 54 51 Serial Line Output and Communication Measurement Output Table 10 Send Command Syntax Description send lt cr gt Output a single measurement message send aaa lt cr gt Output a single measurement message from the device with the defined address aaa address of target device range 0 255 Example send 5 T 22 8 C RH 39 8 RH Td 8 4 C Tw 14 6 C h 40 5 kJ kg Table 11 R Command Syntax Description r lt cr gt Start the continuous outputting of measurement values as an ASCII text string to the serial line r T 22 8 C RH 39 5 RH Td 8 3 C T 22 8 C RH 39 5 SRH Td 8 3 C Example measurement message in default format Tw 14 5 C h 40 4 kJ kg Tw 14 5 C h 40 4 kJ kg 30 4 Service Port Table 12 S Command Syntax Description s lt cr gt Stop the continuous outputting of measurement values Example T 22 8 C RH 39 5 RH Td 8 3 C Tw 14 5 C h 40 4 kJ kg T 22 8 C RH 39 5 RH Td 8 3 C Tw 14 5 C h 40 4 kJ kg s Table 13 Intv Command Since the interface is half duplex you m
15. Product Overview HMW110 112 Parts O Figure 2 HMW110 112 Parts 1 Screw holes for mounting 2 pcs 2 Cable gland for 4 8 mm diameter cable Sensors for humidity and temperature Porous PTFE filter DRW239993SP Type label Component board See Component Board on page 12 Probe 8 Transmitter cover with captive screws 10 2 Product Overview HMS110 112 Parts Figure 3 HMS110 112 Parts 10 Radiation shield Do not remove for installation only when replacing the sensor or filter Long screws that keep the radiation shield in place 2 pcs 3 mm hex socket Sensors for humidity and temperature under PTFE membrane filter ASM210856SP Component board See Component Board on the next page Transmitter body Screws for pole mounting 2 pcs medium size Pozidriv Clamp for pole mounting The holes are threaded for the included pole mounting screws and set screw Set screw medium size Pozidriv Install after pole mounting to stop the transmitter from turning Medium size crosshead screws 6 pcs Transmitter cover 11 Cable gland Suitable for 4 8 mm diameter cable 11 2 Product Overview Component Board All HMDW110 transmitter models use the same component board and have two 4 20 mA outputs loop powered There is also a service port for configuration and calibration use MO pr o E 6 HUM 2 EN 5 HUM
16. VAISALA USER S GUIDE Vaisala HMDW110 Series Humidity and Temperature Transmitters M211726EN C PUBLISHED BY Vaisala Oyj Street address Vanha Nurmij rventie 21 Fl 01670 Vantaa Finland Mailing address P O Box 26 FI 00421 Helsinki Finland Phone 358 9 8949 1 Fax 358 9 8949 2227 Visit our Internet pages at www vaisala com O Vaisala 2015 No part of this manual may be reproduced published or publicly displayed in any form or by any means electronic or mechanical including photocopying nor may its contents be modified translated adapted sold or disclosed to a third party without prior written permission of the copyright holder Translated manuals and translated portions of multilingual documents are based on the original English versions In ambiguous cases the English versions are applicable not the translations The contents of this manual are subject to change without prior notice This manual does not create any legally binding obligations for Vaisala towards customers or end users All legally binding obligations and agreements are included exclusively in the applicable supply contract or the General Conditions of Sale and General Conditions of Service of Vaisala Table of Contents 1 General Information 0 0 00 ccc ccc eee cece eee cee ee ce eens eu none 3 About This Document 222s oo sch atecede set co dada 3 Documentation Conventions 0 0 020 e eee ee
17. ady RH 74 6984 2 ref lt cr gt RH 74 7173 2 ref lt cer gt When the measurement is stable enter the value of the second reference point and press enter RH 74 9684 2 ref 75 4 OK Ifthe adjustment is successful the transmitter responds with the text OK and stores the adjustment Ifthe reference points do not fulfill the requirements or the measurement is too unstable for adjustment the adjustment sequence will exit with an error message In such a case the adjustment is not be stored Give the 1 command to verify that the values of the adjustment parameters Cp offset and Cp gain have changed Example user adjustment parameters after two point humidity adjustment Your values will be different CONOS Clem mm eee nO Oo hi Cp gain 1 00767076E 00 TT OEESELE 0 00000000E 00 T gain 1 00000000E 00 51 5 Maintenance 16 17 18 19 Remove the probe from the saltjar and reconnect the filter Plug the hole on the salt jar Update the calibration date and calibration information on the transmitter using the cdate and ctext commands Example set calibration date to 2014 08 04 and calibration info text to Lab2 Mike cdate 20140804 Cal date 20140804 ctext Lab2 Mike Cal nio Lab2 Mike Disconnect the connection cable from the service port Reconnect the terminal blocks and close the cover Two Point Temperature Calibration and Adjustment using a Computer Com
18. and Syntax Description sdelay lt cr gt Show serial line delay response time sdelay ddd lt cr gt Set serial line delay response time ddd delay range 0 255 Corresponds to 0 1020 milliseconds Example set serial line delay to 200 milliseconds sdelay 50 Serial delay 50 Table 23 Smode Command Syntax Description smode lt cr gt Show current start up operating mode of the serial line and prompt to enter new mode New mode is taken into use when the device is reset or powered up smode mode lt cr gt Set serial line start up operating mode Available modes are stop No automatic output All commands available Default mode run Automatic output of measurement messages You must stop output with the s command before entering other commands poll No automatic output Will respond to addressed send command and command You can use other commands after opening a connection using an addressed open command Example set device to poll mode smode Serial mode STOP 35 4 Service Port Analog output Table 24 Aerr Command Syntax Description aerr lt cr gt Show currently set analog output error level for both channels aerr lt cr gt Show currently set analog output error levels prompt to enter new values aerr ch1 ch2 lt cr gt Set error level for both channels without promptin
19. ation and adjustment sequence The transmitter shows the measured T value and prompts you to enter the real temperature ofthe first reference point ct T 22 9424 1 ref Press enter to refresh the measured value to see if the measurement is now stable When itis enter the value of the first reference point in degrees Celcius and press enter T 22 9424 1 ref lt cr gt T 22 9424 1 ref 23 0 Press any key when ready aD To exit the procedure without adjusting the measurement press the escape key on your keyboard Transfer the probe to the second temperature reference 53 5 Maintenance 11 12 13 14 15 16 17 54 Wait for the temperature to stabilize Press enter on the keyboard to refresh the measured value Press any key when ready T 54 9871 2 ref lt cr gt T 54 9873 2 ref lt cr gt When the measurementis stable enter the value of the second reference point and press enter T 54 9873 2 ref 55 OK Give the 1 command to verify that new values for user adjustment parameters T offset and T gain have been stored Example user adjustment parameters after two pointtemperature adjustment Your values will be different Cp offset 0 00000000E 00 Cp gain 1 00000000E 00 IO MESs Si 7 64255524E 02 I Gain a 1 00767076E 00 Remove the probe from the temperature reference Update the calibration date and calibration information on the transmi
20. ber Sensor number Sensor model Order code Cal date Cal into Time Serial mode Baud P DS Output interval Serial delay Address Filter Chl output Ch2 output Ch1 RH lo Chl RH hi Ch2 T lo Ch2 T hi H0134007 H0130002 H0090003 Humicap 180R HMD1102A1VA1 20140619 VAISALA HEL 01 43 43 STOP 19200 N 8 36S 25 0 1 000 4 20 mA 4 20 mA 0 00 RH 100 00 SRH 40 00 60 00 C 27 4 Service Port Table 6 Errs Command Syntax Description errs lt cr gt Show active error s Possible error messages are listed below For more information see Error Messages on page 59 Noerrors T measerror a Fmeaserror a RH sensor failure Ambient temperature error Program flash check sum error Parameter flash check sum error o INFOA check sum error o SCOEFS check sum error o CURRENT check sum error Unknown error errs 0000h No errors 28 Example no active errors 4 Service Port Table 7 Help Command Syntax Description help lt cr gt Show list of currently available serial commands Example help y 2 ADDR AERR AMODE AOVER ASEL ATEST CDATE CLOSE CRH CRHCLR CT CTCLR CTEXT ERRS FCRH FILT FORM FRESTORE HELP INTV L LI OPEN R RESET SDELAY SEND SERI SMODE SYSTEM TIME UNIT Table 8 System Command Syntax Description system lt cr gt Show firmware information Example vers Device
21. board 5 Mount the transmitter according to the type of the installation site o Pole installation a Use the supplied clamp and screws to mount the transmitter on a pole b To prevent the transmitter from turning on the pole tighten the set screw on the center hole ofthe clamp o Wall installation a Drill two holes for wall plugs 100 mm apart b Place the wall plugs in the holes c Mount the transmitter using two screws of sufficient length 19 3 Installation 6 Plug in the screw terminal blocks close the cover and tighten the screws 7 Secure the cable to the pole using a zip tie or on the wall using cable clips Allow some cable to hang down from the cable gland to prevent water from entering the transmitter along the cable Wiring HMDW110 You must always connect the humidity measurement current loop HUM terminals 5 and 6 to power the transmitter Connecting the temperature measurement current loop terminals 7 and 8 is optional 2x4 20mA R 0 600 Q 8 T VY A Power supply 7 T Q O 10 28 VDC 6 HUM O Power supply 5 HUM 2 10 28 VDC Figure 8 HMDW110 Wiring amp Terminals 1 4 are for use with the RDP100 remote display panel For wiring instructions see section Wiring HMDW110 with RDP100 on page 22 20 3 Installation Wiring Both Current Loops With a Single Power Supply BY 8 Te Y A 2x4
22. ccurately is referred to as adjustment Performing an accurate calibration and adjustment takes some time and preparation Instead of doing it yourself you can also have a Vaisala service center calibrate and adjust your transmitter For contact information see section Product returns on page 1 HMDW110 series transmitters are fully calibrated as shipped from factory You can use the service port to calibrate and adjust the humidity and temperature measurement of the transmitter as needed If you think the transmitter is not measuring correctly check the following before starting any calibration and adjustment procedure 44 5 Maintenance Always wait for measurement instruments to stabilize in the ambient temperature Temperature differences are a major source of measurement error Check that there are no heat or moisture sources near the transmitter Check that the transmitter is not in direct sunlight or close to the discharge of the supply air ducts Check that there is no moisture on the probe Ifthe sensor has become wet you must allow it to dry before you can measure Adjustment Types You can perform a one point calibration and adjustment with Vaisala hand held meters that utilize the MI70 measurement indicator for example HM70 See the following sections Calibration and Adjustment Using a Hand Held Meter and a Reference Probe on the next page One Point Humidity Calibration and Adjustment Using a Hand
23. cing the HUMICAP Sensor on HMS110 112 New HUMICAP humidity sensor HUMICAP180R or X HUMICAP180V A New filter always recommended when replacing the sensor m Medium size crosshead screwdriver Pozidriv m Flat head screwdriver 3mm hex key Allen key for opening the radiation shield screws c You will need to remove the radiation shield to access the sensor and this is difficult to do while the transmitter remains mounted on a pole or wall The procedure below takes advantage of the detachable screw terminal to allow the cable to remain in place during the operation 1 Power down the transmitter 2 Open the transmitter cover and unplug the screw terminal This allows you to leave the cable and cover atthe installation site Remove the transmitter from its installation point Open the two long screws that hold the radiation shield and pull them out Use a flat head screwdriver to push on the visible plastic tab below the radiation shield 6 Tiltthe radiation shield away from the opened tab This opens the second tab on the other side allowing you to remove the radiation shield 56 5 Maintenance 7 Remove the filter to access the sensors 1 Vaisala HUMICAP sensor Handle by the plastic frame 2 Temperature sensor Do not touch or attempt to remove 3 Sensor socket 4 Transmitter probe 8 Pull out the old HUMICAP sensor and insert the new one 9 Perform a two point humidity ca
24. e eee eee ee eee 3 Salety sais ie A ved Aa aoe de 4 ESD Protection wees cee did 4 ReEGYGIIAG ic aetas as tetde da detele cals anae dsd deed sinned 4 Regulatory Compliances 0 0 0 0 2 cece eee cee eee ee eee 5 Trademarks laaa 2 2 eee cece cee eee non 5 Software License ooo cdec eee kode cria dd sd utes tarde gumobeien iss Ea 5 Warranty ccc8e A ed en SNE Oe th 6 2 Product OVEIVIEW oneone d kenge Aces dci sien 7 HMDW110 Series Overview 0 000 002 c eee cee cee cece cece cess 7 Output Parameters Explained 2 20 2 cece cece ee eee eens 8 AMDI TOM 2 Parts ta e Mk ad el de Ne 9 HMW4 10 12 Paris sitio ia ure Bae 10 HMS 110 1142 Parts o oococccccccccccccccccccocccccnnccccnncccnnnccos 11 Component Board sdara a r aa ar aa SANE 12 Analog Output Overrange Behavior ooccccccccccccccccccccccnccoo 13 S INStallation a et e ele EC EAT RS se O Nes 14 Selecting Location 0 00 0000 cee eee eee eee 14 HMD110 112 Installation 000 00 000 o cece eee ee eee eee eee 15 HMW110 112 Installation 2 00 0 00002 c cece cee cee eee eee ees 17 HMS110 112 Installation 00 00 00000 cece cece eee eee eee eee 18 Wiring HMDW110 2 225522 oc e dscns e ds ccs s edi gsdacaleabs tadas 20 Wiring Both Current Loops With a Single Power Supply 21 HMDW110 Power Supply Requirements 2 22 21 Wiring HMDW110 with RDP100 022 202 02222 22 2222s 22 4 Semice POR card A id a 23
25. e of the transmitter through the flange and into the duct The probe should reach far enough so that the sensor is located in the middle of the duct Figure 6 HMD110 112 Centering Inside Duct Secure the transmitter to the flange by tightening the screw on the flange that holds the probe in place Open the transmitter cover and route the cables through the cable glands Connect the wires to the screw terminals according to the wiring instructions o Wiring HMDW110 on page 20 o Wiring HMDW110 with RDP100 on page 22 For the arrangement of the screw terminals see section Component Board on page 12 Tighten the cable gland s and close the transmitter cover 3 Installation HMW110 112 Installation Medium size crosshead screwdriver Pozidriv for cover 8 screws E Small slotted screwdriver for screw terminals Two installation screws lt 3 5 mm head lt 8 mm Depending on the wall material and screw type you may need a drill and a suitable drill bit to make installation holes for screws Tools for cutting and stripping wires 19 mm open end wrench for tightening the cable gland 88 Figure 7 HMW110 112 Installation 1 Open the transmitter cover and use two screws not included to attach the transmitter to the wall The probe and cable gland should point down 17 3 Installation 2 Open the transmitter cover and route the cable through the cable gland Connect the wires to the
26. eneral License Conditions of Vaisala Group 1 General Information Warranty Visit our Internet pages for more information and our standard warranty terms and conditions www vaisala com warranty Please observe that any such warranty may not be valid in case of damage due to normal wear and tear exceptional operating conditions negligent handling or installation or unauthorized modifications Please see the applicable supply contract or Conditions of Sale for details of the warranty for each product 2 Product Overview PRODUCT OVERVIEW HMDW110 Series Overview HMDW110 series transmitters are accurate humidity and temperature transmitters for measurements in HVAC and cleanroom applications The series consists of the following models m HMD110 112 models for installation in ventilation ducts m HMW110 112 models for wall installation HMS110 112 models for outdoor use All models are loop powered with 2 wire current outputs for humidity and temperature HMD112 HMW112 and HMS112 are standard models HMD110 HMW110 and HMS110 are factory configurable models that are delivered with customer specific output settings including calculated humidity parameters and special scaling of outputs HMDW110 series transmitters can be connected to Vaisala s RDP100 panel display for real time viewing of the measurements HMDW110 series can also supply the operating power to the display using only the loop power from the outputs 2
27. erature Calibration and Adjustment using a GOMPUIER 2 ck ec dete ee a ee ee 52 Replacing the HUMICAP Sensor on HMD110 112 and EIMIWALO MZ ee ere tie Ue Cee eee ath OS hs DR Ee RUE Bt a 55 Replacing the HUMICAP Sensor on HMS110 112 0 0 56 Filter Selection votarlas ponte soso acosta dd St 57 6 TroubleshootiNd coccion it dia 58 Problem Situations 22 22 00 eee cece eee cece cette EEE 58 Error Messages ii ie n Ee Le RO 8 ys SLE END Si Oy 59 Unknown serial SettingS 0 000 c cece cee eee ee cee cee cece eee eee 60 Technical Support 0 2022 conce 60 T Technical Data 3 2se2eqccee ociosa consti ie 61 SPeCCiiCatiONns tv conose sad n ns aaa cdas sodsaeeanacees codecs 61 DIMENSIONS eyrna 28 BES ekg OK ag eae FON aE 63 Spare Parts and Accessories 222220 2222 ce eee eee eee eee 64 1 General Information GENERAL INFORMATION About This Document This document provides information for installing operating and maintaining HMDW1 10 series transmitters Table 1 Version Information Document Code M211726EN C M211726EN B Description This document August 2015 Updated the temperature measurement accuracy specification to 0 2 C at 20 C 68 F Added information about the different filter options porous or membrane filter depending on probe model Previous version September 2014 Applicable from transmitter software version 1 0 7 onward Added cdate and ctext co
28. erial settings of 19200 N 8 1 For more information see Terminal Application Settings on page 24 4 Plug the other end of the connection cable 219690 to the service port of the transmitter and immediately send the hash character to the serial line 5 The normal startup of the transmitter is now interrupted and the transmitter is available for commands with the default serial settings Give the command to check the transmitter s information The transmitter s currently stored serial settings are visible on the line marked Baud P D S Technical Support For technical questions contact the Vaisala technical support by e mail at helpdesk vaisala com Provide at least the following supporting information Name and model ofthe productin question Serial number of the product Name and location of the installation site Name and contact information of a technically competent person who can provide further information on the problem For contact information of Vaisala Service Centers see www vaisala com servicecenters 60 7 Technical Data TECHNICAL DATA Specifications Table 43 Performance Property Specification Relative humidity Measurement range 0 100 RH Accuracy Temperature range 10 30 C 50 86 F 0 90 RH 12 RH 90 100 RH 13 RH Temperature range 20 10 C 30 60 C 4 50 F 86 140 F 0 90 RH 13 RH 90 100 RH 14 RH Temperature range
29. eter and a Reference Probe A fully charged Vaisala MI70 indicator the measurement X display that is included in the HM70 package G A calibrated reference probe that is compatible with the MI70 indicator for example HMP75 and its MI70 connection cable if not integrated with the probe Connection cable for HM70 hand held meter 219980SP Medium size cross head screwdriver Pozidriv 1 Insert the reference probe in the same environment as the probe of the HMDW110 series transmitter You can also perform this procedure in the ambient environment as long as itis reasonably stable 2 Connect the reference probe to port of the MI70 indicator the measurement display that is included in the HM70 package 3 Prepare the HMDW110 series transmitter for a service port connection as instructed in section Connecting to the Service Port on page 23 4 Plug in the connection cable 219980SP to the service port of the HUDW110 series transmitter and the other end to port II of the MI70 indicator 5 Turn on the MI7O indicator 6 Check and adjust the environment settings of the reference probe if prompted by the MI70 7 Select Functions gt Adjustments Il from the menu of the MI70 and select Start Make sure the symbol for port ll is shown after the word Adjustments as your reference probe may also be adjustable using the MI70 8 The adjustment mode starts Select OK 46 5 Maintenance 10 11 12 13 14
30. g chi error level for analog output channel 1 inmA ch2 error level for analog output channel 2 inmA aerr Chl error out Ch2 error out Table 25 Amode Command Syntax 3 600 I 21 3 600 I 21 Example set error level for both analog output channels to 21 mA Description amode lt cr gt Show currently set analog output mode Example amode Chl output 2 As 20 mA Ch2 output gt 4 20 mA Table 26 Aover Command Syntax Description aover lt cr gt Show current aover status aover on off lt cr gt Set analog output overrange to on Allow output to exceed the scaled range by 10 off Keep the analog output always in the scaled range Note that error state behavior overrides this setting aover on AOVER E ON Example enable 10 overrange for analog outputs 36 4 Service Port Table 27 Asel Command Syntax Description asel lt cr gt Show currently set analog output parameters and scaling asel lt cr gt Show currently set analog output parameters and scaling prompt to enter new scaling values asel chl ch2 lt cr gt Set new output parameters for both channels prompt to enter new scaling values Selectable parameters for ch1 and ch2 are t temperature rh relative humidity td dewpoint h enthalpy tw wet bulb temperature asel chl ch2 Set analog output parameters and scaling chllo chlhi ch2lo ch2h
31. h S o Windows operating system A o Terminal application o Free USB port o Driver for Vaisala USB cable installed Vaisala USB cable for computer connection 219690 OR a Vaisala MI70 Hand Held Indicator MI70 connection cable 219980SP The service portis intended for a temporary connection to the transmitter You can use it for configuration calibration and troubleshooting using a computer or a compatible hand held meter that utilizes the MI70 hand held indicator for example HM70 The RS 485 line of the service port is shared with the connection to RDP100 display panel the M8 service port connector is just an additional connector for easier access Before plugging in a connection cable to the service port perform the following steps 1 Open the cover of the HMDW1 10 series transmitter 2 Ifthe terminal block for terminals 5 8 is wired pull it out This disconnects the transmitter from supply voltage and prevents possible equipment damage that may be caused by ground loops The locations of the terminal blocks and the service port are shown in section Component Board on page 12 3 Ifthe other terminal block is wired terminals 1 4 pull it out also This prevents the communication between the transmitter and RDP100 remote display panel from interfering with your connection 23 4 Service Port Terminal Application Settings You need a terminal application to be able to use the service port commands of
32. i lt cr gt for both channels without prompting ch1 Output parameter for channel 1 Parameters as above h2 Output parameter for channel 2 arameters as above Uva chllo Low limit for channel 1 scaling Q h1hi High limit for channel 1 scaling ch210 Low limit for channel 2 scaling ch2hi High limit for channel 2 scaling Example show current analog output parameters and scaling asel Chl RH lo A 0 00 RH Ch1 RH hi 100 00 RH Ch2 T lo 40 00 C Ch2 T hi 60 000 TU 37 4 Service Port Table 28 Atest Command Syntax Description atest ch1 ch2 lt cr gt Set analog channels to defined output value in mA ch1 Output value for channel 1 ch2 Output value for channel 2 20 000 20 000 atest 6 694 12 297 atest lt cr gt atest 20 20 26393 26393 26393 26993 End analog output testing mode return outputs to normal Example set both channels to 20 mA then return them to normal measurement 38 4 Service Port Calibration and Adjustment Commands A Before using the calibration and adjustment commands read through section Calibration and Adjustment on page 44 Table 29 Cdate Command Syntax Description cdate lt cr gt Show currently stored calibration date cdate yyyymmdd lt cr gt Set a new calibration date yyyymmdd Date in format year yyyy month mm date dd Example set calibrat
33. idity sensor is wet Wait for the humidity sensor to dry or remove the filter and gently dry the sensors and the filter with clean instrument air RH sensor failure Ambient temperature error Humidity sensor is damaged or missing Ambient temperature is too high Replace the humidity sensor or contact a Vaisala Service Center Lower the temperature at the installation site Program flash check sum error Parameter flash check sum error INFOA check sum error SCOEFS check sum error CURRENT check sum error Unknown error Internal transmitter error If the error remains after a reset and restoring the factory settings contact a Vaisala Service Center 59 6 Troubleshooting Unknown serial settings Computer with I o Windows operating system o Terminal application o Free USB port o Driver for Vaisala USB cable installed Vaisala USB cable for computer connection 219690 If you are not sure what the current serial settings of your transmitter are follow the steps below to find out 1 Prepare the HMDW110 series transmitter for a service port connection as instructed in section Connecting to the Service Port on page 23 2 Plug in the connection cable 219690 to a free USB port on your computer but do not connect the other end to the transmitter yet 3 Starta terminal application on the computer and open a new terminal session with the default s
34. ion date to June 1st 2014 cdate 20140601 Cal date 20140601 Table 30 Crh Command Syntax Description crh lt cr gt Start the two point humidity calibration and adjustment sequence For a full adjustment procedure see section Two Point Humidity Calibration and Adjustment using a computer and a HMK15 Humidity Calibrator on page 49 crh ref lt cr gt Perform a one point adjustment at the current relative humidity The device calculates the required correction based on the reference humidity that you enter ref the correct relative humidity at the environment where the sensor is now Example crh RH 11 5379 1 ref 11 3 Press any key when ready RH 74 9684 2 ref 75 4 OK Table 31 Crhclr Command Syntax Description crhelr lt cr gt Clear the current user adjustment for humidity Factory calibration remains Example crhclr OK 39 4 Service Port Table 32 Ct Command Syntax Description ct lt or gt Start the two point temperature calibration and adjustment sequence For a full adjustment procedure see section Two Point Temperature Calibration and Adjustment using a Computer on page 52 ct ref lt cr gt Perform a one point adjustment at the current temperature The device calculates the required correction based on the reference temperature that you enter ref the correct temperature in degrees Celcius at the environ
35. ironment Verify that the operating environmentis within specified operating limits Cannot connect to transmitter using service port You are not using the right connection cable Check that you are using the cables specified in section Connecting to the Service Port on page 23 Transmitter is connected to RDP100 remote display panel Unplug the screw terminals as instructed in section Connecting to the Service Port on page 23 Unknown serial line settings Verify the transmitter s serial line settings as instructed in section Unknown serial settings on page 60 58 6 Troubleshooting Problem Possible Cause Remedy Transmitter is not Transmitter is in poll mode Open a connection to the responding to serial transmitter with the open commands command See Open Command on page 33 If you do not know the transmitter s address give the command to make the transmitter output its status information including the address Error Messages To show the currently active error messages of the transmitter use the errs serial command See page 28 Table 42 Error Messages Error Message Possible Cause Remedy T meas error Temperature sensor is short circuited damaged or missing Check that the legs of the temperature sensor are not short circuited Contact a Vaisala Service Center if the temperature sensor is damaged F meas error Hum
36. l session to the transmitter For more information see Terminal Application Settings on page 24 Give the errs and send commands to check that there are no active errors and that the measurement is working errs 0000h No errors send T 23 1 C RH 11 5 S RH Td 7 3 C Tw 9 9 C h 28 5 kJ kg Give the 1 command to view the currently active user adjustment parameters Example default values of the user adjustment parameters no user adjustment done Comores Cian 0 00000000E 00 Cp gain gt 1 00000000E 00 T offset 0 00000000E 00 I Guia 1 00000000E 00 Give the crh command to start the calibration and adjustment sequence The transmitter shows the measured RH value and prompts you to enter the real humidity of the first reference point crh RH 11 5378 1 ref 5 Maintenance 10 11 12 13 14 15 Press enter to refresh the measured value to see if the measurement is now stable When itis enter the value of the first reference point and press enter RH 11 5378 1 ref lt cr gt RH 11 5379 1 ref lt cr gt RH 11 5379 1 ref 11 3 Press any key when ready O To exitthe procedure without adjusting the measurement press the escape key on your keyboard Transfer the probe to the NaCl 75 RH salt jar Plug the hole on the LiCl 11 RH jar Wait for the humidity to stabilize Press enter on the keyboard to refresh the measured value Press any key when re
37. libration on the serial line using the FCRH command See section Two Point Humidity Calibration and Adjustment using a computer and a HMK15 Humidity Calibrator on page 49 10 Insert the new filter 11 Reassemble remount and reconnect the transmitter 12 Power up the transmitter Filter Selection When replacing the filter note that there are two alternative filter options depending on the probe model HMS and HMD products use the membrane filter Vaisala order code ASM210856SP HMW products use the porous PTFE filter Vaisala order code DRW239993SP 57 6 Troubleshooting TROUBLESHOOTING Problem Situations Table 41 Possible Problem Situations and their Remedies Problem Possible Cause Remedy Analog output reading is unchanging and appears incorrect Analog output is in error state Remove the cause of the error state and the analog output will recover its normal function Probe outputs stars on serial line instead of measurement data Humidity sensor is wet Wait for the humidity sensor to dry or remove the filter and gently dry the sensors and the filter with clean instrument air Sensor damage Remove the filter and visually check the sensors for damage Contact a Vaisala Service Center if repair is needed Note that you can also replace the humidity sensor yourself refer to instructions in section Maintenance on page 44 Unsuitable operating env
38. ment where the sensor is now Example ct T 22 9424 1 ref 23 0 Press any key when ready T 54 9873 2 ref 55 OK Table 33 Ctclr Command Syntax Description ctclr lt cr gt Clear the current user adjustment for temperature Factory calibration remains Example ctclr OK Table 34 Ctext Command Syntax Description ctext lt cr gt ctext sss lt cr gt Show currently stored calibration text Set a new calibration text sss Text string maximum length 24 characters Example set calibration text to Lab1 John ctext Lab1 John Cal info Labl John 40 4 Service Port Table 35 Ferh Command Syntax Description ferh lt cr gt Start the two point humidity calibration and adjustment sequence If you have changed the humidity sensor of the device yourself you must perform a two point humidity calibration and adjustment using this command Follow the procedure in section Two Point Humidity Calibration and Adjustment using a computer and a HMK15 Humidity Calibrator on page 49 Example forh RH 11 3143 1 ref 11 3 Press any key when ready RH 75 0012 2 ref 75 4 OK Table 36 L Command Syntax Description l lt cr gt Show the current offset and gain parameters for user adjustment This command is useful for checking if user adjustments have been applied for humidity and temperature measurement
39. mmands Added section Regulatory Compliances on page 5 Updated section Troubleshooting on page 58 Updated list of spare parts and accessories M211726EN A July 2014 First version Table 2 Related Documents Document Code Description M211692EN HMDW1 10 Series Quick Guide M210297EN HM70 User s Guide M210185EN M211691EN HMK15 User s Guide RDP100 User s Guide Documentation Conventions O Warning alerts you to a serious hazard If you do notread and follow instructions very carefully at this point there is a risk of injury or even death 1 General Information A Caution warns you of a potential hazard If you do not read and follow instructions carefully at this point the product could be damaged or important data could be lost Note highlights important information on using the product Safety The HMDW110 series transmitter delivered to you has been tested for safety and approved as shipped from the factory Note the following precautions A Do not modify the unit Improper modification can damage the product or lead to malfunction ESD Protection Electrostatic Discharge ESD can cause immediate or latent damage to electronic circuits Vaisala products are adequately protected against ESD for their intended use It is possible to damage the product however by delivering electrostatic discharges when touching removing or inserting any objects inside the equipment housing To
40. n on the MI70 indicator Select Functions gt Adjustments from the menu of the MI70 and select Start The adjustment mode starts Select OK Select RH as the parameter to be adjusted Theadjustment mode should now show a stable unchanging RH value The difference between the measured value and the reference humidity of the jar should be no greater than the combined measurement uncertainty of the HMDW110 series transmitter and the salt jar Depending on the result proceed as follows o Ifthe HMDW110 series transmitter is within its accuracy specification there is no need to proceed with the adjustment Select Back and Exit to leave the adjustment mode o If adjustment is required continue with the next step Select Adjust and then select 1 point adjustment 5 Maintenance 12 Select Ready and use the arrow buttons to enter the correct RH value of the saltjar Select OK when done 13 The MI7O will ask Do you really want to adjust Select Yes MI70 shows the text Adjustment done and returns to the adjustment mode after a few seconds 14 Select Back to return to the parameter selection screen and Exit to leave the adjustment mode 15 Remove the probe from the salt jar and reconnect the filter Plug the hole on the salt jar 16 Turn off the MI7O indicator and disconnect the connection cable from the service port 17 Reconnect the terminal blocks and close the cover Two Point Humidity Calibration and Adjustmen
41. on metric n 32 Analog output aerr Show or set error level for analog output 36 amode Show analog output settings 36 aover Enable or disable analog output 10 over range 36 asel Show or set analog output parameters and scaling 37 atest Test analog outputs by forcing them to a given value 38 25 4 Service Port Command Description Calibration and adjustment cdate Show or set adjustment date crh User calibration for humidity measurement crhclr Clear user calibration for humidity measurement Factory calibration remains ct User calibration for T measurement ctclr Clear user calibration for temperature measurement Factory calibration remains ctext Show or set adjustment information text fcrh Two point calibration after humidity sensor change 1 Show adjustment offset and gain 41 li Set adjustment offset and gain 42 Other commands filt Show or set measurement filtering 42 frestore Restore factory settings Clears all user settings factory 43 calibration remains reset Reset the device 43 26 4 Service Port Device Information and Status Table 5 Command Syntax Description lt cr gt Show listing of device information 2 lt cr gt Show listing of device information even if device is in poll mode and connection has not been opened using the open command Example HMD112 1 0 6 Serial number Batch num
42. ote that the service port settings will also change 24 4 Service Port Serial Commands The notation lt cr gt refers to the carriage return control character which you can send in a terminal application by pressing enter on your keyboard Before entering commands send a lt cr gt to clear the command buffer You can enter the commands in uppercase or lowercase In the command examples the keyboard input by the user is in bold type Table 4 HMDW110 Serial Commands Command Description Page Device information and status Show device information 27 2 Show device information will respond in poll mode 27 errs Show active errors 28 help Show list of serial commands 29 system Show firmware information 29 time Show transmitter uptime time since last reset 30 Serial line output and communication addr Show or set device address 34 close Close connection to device in POLL mode 34 form Set output format of measurement messages 32 intv Set measurement output interval 31 open Open connection to device in POLL mode 33 r Start continuous output of measurement messages 30 S Stop continuous output of measurement messages 31 sdelay Show or set serial line turnaround delay 35 send Output one measurement message 30 seri Set serial line settings Default is 19200 N 8 1 34 smode Set serial line operation mode 35 unit Set units to metric m or n
43. puter with 4 o Windows operating system O o Terminal application 52 o Free USB port o Driver for Vaisala USB cable installed Vaisala USB cable for computer connection 219690 Two temperature references in range 40 60 C 40 140 F with more than 30 C 86 F difference Medium size cross head screwdriver Pozidriv Prepare the HMDW110 series transmitter for a service port connection as instructed in section Connecting to the Service Port on page 23 Plug in the connection cable 219690 to the service port of the HMDW110 series transmitter and the other end to a free USB port on your computer Insert the probe in the first temperature reference Wait at least 15 minutes for temperature to stabilize Start a terminal application on the computer and open a new terminal session to the transmitter For more information see Terminal Application Settings on page 24 5 Maintenance 10 Give the errs and send commands to check that there are no active errors and that the measurement is working errs 0000h No errors send T 23 1 C RH 11 5 SRH Td 7 3 C Tw 9 9 C h 28 5 kJ kg Give the 1 command to view the currently active user adjustment parameters Example default values of the user adjustment parameters no user adjustment done Cp offset 0 00000000E 00 Cp gain 1 00000000E 00 T offset 0 00000000E 00 T gain 1 00000000E 00 Give the ct command to start the calibr
44. racter Serial Line Communication Table 18 Open Command Syntax Description open aaa lt cr gt Open a connection to a device atthe specified address Required when device is in poll mode Address range 0 255 Example open 5 HMD112 5 line opened for operator commands 33 4 Service Port Table 19 Close Command Syntax Description close lt cr gt Close the connection that was opened with the open command Example close line closed Table 20 Addr Command Syntax Description addr lt cr gt Show current device address and prompt for a new address addr aaa lt cr gt Set new device address aaa 0 255 Example shows 0 as current address enter 5 asthe new address addr Address x 0 25 Table 21 Seri Command Syntax Description seri lt cr gt Show current serial line settings seri baud p d s lt cr gt Set new serial line settings for RS 485 line also affects the service port The new settings are taken into use when the device is reset or powered up baud baud rate 9600 19200 or 38400 p parity m n none m e even o odd d data bits 7 or 8 s stop bits 1 or 2 Example show current serial line settings seri Baud PDS A 19200 N 8 1 En Keep the serial line settings at default 19200 N 8 1 for compatibility with the RDP100 remote display panel 34 4 Service Port Table 22 Sdelay Comm
45. rizontally onto the side of the duct Do not point the probe downward as this will make condensation run down to the sensor When mounting wall model transmitters Selecta location that represents well the area of interest Do notinstall on the ceiling Avoid placing the transmitter near heat and moisture sources close to the discharge of the supply air ducts and in direct sunlight When mounting outdoor transmitters Install in a location with a good airflow around the transmitter Avoid placing the transmitter near windows air conditioning units or other heat and moisture sources such as cooling towers Install the transmitter at least 2 5 m above ground level 14 3 Installation HMD110 112 Installation Medium size crosshead screwdriver Pozidriv for screws on a S cover and flange E Small slotted screwdriver for screw terminals Drill with 2 5 mm and 13 mm bits for making the installation holes Tools for cutting and stripping wires 19mm open end wrench for tightening the cable gland Figure 5 HMD110 112 Installation 1 Remove the yellow transport protection cap and separate the fastening flange from the transmitter 2 Use the flange to mark the location and size of the installation holes on the side of the duct 3 Drill the installation holes in the duct Secure the fastening flange to the duct with the two screws included 15 3 Installation 16 Push the prob
46. screw terminals according to the wiring instructions o Wiring HMDW110 on page 20 o Wiring HMDW110 with RDP100 on page 22 For the arrangement of the screw terminals see section Component Board on page 12 3 Tighten the cable gland and close the transmitter cover 4 Remove the yellow transport protection cap from the probe HMS110 112 Installation Small slotted screwdriver for screw terminals Tools for cutting and stripping wires 19 mm open end wrench for tightening the cable gland x Medium size crosshead screwdriver Pozidriv Additional tools for pole installation Zip ties for securing the cable to the pole Additional tools for wall installation Drill and bits m Screws 2 pcs lt 5 5 mm and wall plugs Cable clips for securing the cable to the wall 1 Open the six screws that hold the transmitter cover 2 Route the power and signal cable through the cable gland and connect the wires to the screw terminals according to the wiring instructions o Wiring HMDW110 on page 20 o Wiring HMDW110 with RDP100 on page 22 For the arrangement of the screw terminals see section Component Board on page 12 18 3 Installation 3 Adjust the length of cable between the cable gland and the terminal blocks Make the cable short enough to close the cover without leaving a cable loop in the transmitter 4 Disconnectthe wired screw terminal blocks by pulling them off from the component
47. t using a computer and a HMK15 Humidity Calibrator Computer with 4 o Windows operating system G o Terminal application o Free USB port o Driver for Vaisala USB cable installed Vaisala USB cable for computer connection 219690 a Vaisala HMK15 Humidity Calibrator with LiCl 11 RH and NaCl 75 RH salt solutions prepared Other solutions may be used but the difference between the two points must be 2 30 RH Additionally one solution must be lt 50 RH and the other must be gt 50 RH Medium size cross head screwdriver Pozidriv D If you have changed the HUMICAP humidity sensor of the transmitter perform the procedure below so that you use the FCRH command instead of the CRH command 1 Prepare the HMDW110 series transmitter for a service port connection as instructed in section Connecting to the Service Port on page 23 49 5 Maintenance 50 Plug in the connection cable 219690 to the service port of the HMDW110 series transmitter and the other end to a free USB port on your computer Remove the filter on the probe This exposes the sensors to damage so handle the transmitter carefully Unplug the 012 mm hole on the LiCl 11 RH salt jar and insert the probe Wait at least 15 minutes for humidity to stabilize Stabilization may take a much longer time if there are temperature differences or the salt solution is freshly made Start a terminal application on the computer and open a new termina
48. the HMDW110 series transmitter You can download the PuTTY terminal application from www vaisala com or use a terminal application of your choice gt R PUTTY Configuration Lo junta Category E Session Options controling local serial and USB lines i Samiah Select a serial USB line 28 Window Cormection Serial or USB line to connect to COM3 came USE Finder Proxy Telnet Configure the serial USB line Rlogin Serial amp USB Speed baud 19200 Data bits 8 Stop bits 1 Paty None X Fow control None y aot tee on _ cava Xx A Figure 12 PuTTY Terminal Application Before starting a terminal session you must set the following parameters Serial line settings The default serial line settings of a HMDW1 10 series transmitter are 19200 N 8 1 o 19200 bits per second o No parity o Eight data bits o One stop bit Number of the virtual COM port that has been created for your cable by the Vaisala USB driver You can check which port the USB cable is using with the Vaisala USB Device Finder application that has been installed in the Windows Start menu You can also access the USB finder directly from the Vaisala supplied PuTTY application by clicking on the USB Finder button on the Serial amp USB tab The default serial line settings are needed for compatibility with the RDP100 remote display panel If you are not using the display you can change the settings using the seri command N
49. to the parameter selection screen Select a new parameter for adjustment and proceed as instructed above or select Exit to leave the adjustment mode Turn off the MI70 indicator and disconnect the connection cable from the service port Reconnect the terminal blocks and close the cover 47 5 Maintenance One Point Humidity Calibration and Adjustment Using a Hand Held Meter and HMK15 Humidity Calibrator A fully charged Vaisala MI70 indicator the measurement X display that is included in the HM70 package a 11 48 Vaisala HMK15 Humidity Calibrator with the preferred salt solution prepared for example LiCl 11 RH or NaCl 75 RH Connection cable for HM70 hand held meter 219980SP Medium size cross head screwdriver Pozidriv Prepare the HMDW110 series transmitter for a service port connection as instructed in section Connecting to the Service Port on page 23 Plug in the connection cable 219980SP to the service port of the HMDW110 series transmitter and the other end to port of the MI70 indicator If any other probes are connected to the MI70 disconnect them Remove the filter on the probe This exposes the sensors to damage so handle the transmitter carefully Unplug the 012 mm hole on the HMK15 salt jar and insert the probe Wait at least 15 minutes for humidity to stabilize Stabilization may take a much longer time if there are temperature differences or the salt solution is freshly made Tur
50. tter using the cdate and ctext commands Example set calibration date to 2014 08 04 and calibration info text to Lab2 Mike cdate 20140804 Cal date 20140804 ctext Lab2 Mike Cal info Lab2 Mike Disconnect the connection cable from the service port Reconnect the terminal blocks and close the cover 5 Maintenance Replacing the HUMICAP Sensor on HMD110 112 and HMW110 112 New HUMICAP humidity sensor HUMICAP180R or X HUMICAP180V G New filter always recommended when replacing the sensor Duct models only medium size crosshead screwdriver Pozidriv 1 Power down the transmitter 2 Duct models only loosen the tightening screw on the fastening flange and pull the probe out of the duct 3 Remove the filter to access the sensors 1 Vaisala HUMICAP sensor Handle by the plastic frame 2 Temperature sensor Do not touch or attempt to remove 3 Sensor socket 4 Transmitter probe 4 Pull out the old HUMICAP sensor and insert the new one 5 Perform a two point humidity calibration on the serial line using the FCRH command See section Two Point Humidity Calibration and Adjustment using a computer and a HMK15 Humidity Calibrator on page 49 6 Insert the new filter 7 Duct models only push the probe back into the duct to the same depth where itwas before Tighten the tightening screw on the fastening flange 8 Power up the transmitter 55 5 Maintenance Repla
51. ust enter the s command when the device is not outputting Example intv 5 s Output interval 5 8 Syntax Description intv lt cr gt Show the output interval of the automatically repeating measurement messages r command and run mode intv iii u lt cr gt Set the output interval iii interval range 0 255 u unitfor interval setting m s seconds m minutes h hours If you set the interval to O the output messages are output as quickly as they are generated without additional delay 31 4 Service Port Measurement Output Format Table 14 Unit Command Syntax Description unit lt cr gt Show current setting of the unit command unit m n lt cr gt Set types of units used on the serial line m metric units for example Celsius n non metric units for example Fahrenheit Example set units to non metric unit n Units Non metric Table 15 Form Command Syntax Description form lt cr gt Show the currently used measurement format form lt cr gt Reset measurement format to default form sss lt cr gt Seta new measurement format sss String consisting of modifiers and abbreviations for measured parameters See Table 16 on the facing page and Table 17 on the facing page Maximum length 127 characters Example show currently used measurement format default format shown form 361 T TT US 3 1 RH RH U4 3 1 Id Td US 3
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