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HygroFlex

Humidity Temperature Transmitter

Instruction Manual

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Summary of Contents for HygroFlex 1

Page 1: ...HygroFlex Humidity Temperature Transmitter Instruction Manual...

Page 2: ...3 Calibration with a HygroPalm Indicator 24 Display the Transmitter Measurements 25 Functions except ADJUST M PT and ADJUST 1PT 25 Functions ADJUST M PT and ADJUST 1PT 25 Function ADJUST REF 25 Enviro...

Page 3: ...irect calibration of digital probes by the transmitter and direct access to other functions HygroFlex 2 fully digital networkable industrial transmitter relative humidity dew point or other and temper...

Page 4: ...from an analog pressure probe for those parameters that require pressure as a computational input The fixed pressure value can be changed with the optional HW3 software 4 allows the HygroPalm to read...

Page 5: ...signed for use with the ROTRONIC HygroClip digital humidity temperature probes These probes permit to take full advantage of all the features and functions of the HygroFlex such as the software based...

Page 6: ...filter available with up to 700mm 27 6 probe length Probe Extension Cable AC1616 xxx with built in signal booster xxx 002 to 200 from 2 to 200 m about 6 5ft to 656ft max temperature 85 C 185 F HygroC...

Page 7: ...roFlex 1 and HygroFlex 3 Model HygroFlex 1 HygroFlex 2 HygroFlex 3 analog outputs relative humidity temperature N A digital output only relative humidity temperature computed parameter 1 output signal...

Page 8: ...the transmitter HW3 Software The HW3 software optional allows real time computation of the dew point or other by the PC while providing additional functionality such as RS485 networking up to 32 units...

Page 9: ...relevant the message line provides additional information s s zz 8 8 8 8 zzzz zz 8 8 8 8 zzzz zzzzzzzzzzzzzzzzz Keypad Humidity and Temperature Calculated Value and Temperature Calculated Value and Hu...

Page 10: ...cable that is inserted in two zero insertion force connectors see below Cover with optional Display and Keypad Zero insertion force connectors are used both inside of the cover and on the electronics...

Page 11: ...velocity of at least 1 meter second 200 ft minute facilitates adaptation of the probe to changing temperature When installing the probe through a wall immerse as much of the probe as possible in the e...

Page 12: ...alog outputs depending on the options the connector plate may be equipped with cable grips with 1 2 conduit adapters or with connectors probe input 2 optional depends on model third party analog probe...

Page 13: ...1 TUCHEL 7 pin shown from solder side Pin Function Pos on Terminal Block PCB E GND 3 1 Temperature analog 5 3 DIO digital 2 5 VDC 1 6 Humidity analog 4 Test Connector 2 pin shown from solder side Pin...

Page 14: ...C supply voltage and voltage output signals TB1 2 12 35 VDC or 12 24 VAC neutral TB2 1 Relative humidity TB1 1 12 35 VDC or 12 24 VAC Ph TB2 2 Temperature TB1 3 Ground TB2 3 Calculated Parameter TB2 4...

Page 15: ...nd with 18AWG wires Depending on the installation you may have to use a cable with twisted pairs or a shielded cable to avoid interference Seal any unused cable grip In order to determine the maximum...

Page 16: ...nector Diagrams Both the RS232 and RS485 wiring share this connector on the first unit 0 Be sure to observe the polarity for each connection PC COM RS232 3 wires maximum 150 m 490 ft RS485 2 wires max...

Page 17: ...y and keypad or by connecting a HygroPalm indicator to the Test connector of the HygroFlex see Remote Mode Some functions including all calibration functions can also be accessed with the HW3 software...

Page 18: ...al HW3 software see separate instructions Selections Parameter M E HygroFlex 1 HygroFlex 2 HygroFlex 3 Dew Point Frost Point 1 C F N A x x Wet Bulb Temperature C F N A x x Enthalpy J g BTU lb N A x x...

Page 19: ...not available with third party probes ADJUST M PT 2 to 4 point adjustment against a reference environment Definition The Adjust M PT function permits to calibrate and adjust a ROTRONIC HygroClip digit...

Page 20: ...se to 35 RH and 80 RH When the probe is at equilibrium with the reference environment activate the Adjust M PT function and make the appropriate selections a RHS press the ENTER key to select this ite...

Page 21: ...to select on the display the HygroClip probe to be calibrated prior to entering the function When the probe is at equilibrium activate the Adjust 1PT function and make the appropriate selections a RHS...

Page 22: ...e environment Press the ENTER key to enter the function The display asks you to wait for a short time and then shows the temperature and humidity read by the reference probe at the time the ENTER key...

Page 23: ...sages Errors 101 checksum error the checksum test did not pass during RS communication 102 bad command an unknown command was received 103 disallowed command a command was received that is reserved fo...

Page 24: ...eference N A x x Access the functions 1 of the transmitter primarily the ADJUST M PT function see Functions N A N A x 1 except for CALCULATE and DISPLAY Procedure The Remote Control mode is automatica...

Page 25: ...ent of the ROTRONIC HygroClip probe s 1 connected to the transmitter against the probe connected to the HygroPalm indicator The function adjusts both humidity and temperature simultaneously The follow...

Page 26: ...the transmitter can be read and adjusted at one humidity and temperature value When adjusting against a reference probe please make sure that both probes are exposed to the exact same environment and...

Page 27: ...dication range 0 000 to 9999 g m3 or gr cuft specific humidity 4 typical range 0 500 g kg or 0 4000 gr lb indication range 0 000 to 9999 g kg or gr lb mixing ratio 4 typical range 0 500 g kg or 0 4000...

Page 28: ...re value can be changed by the user with the optional HW3 software The HygroFlex can also be programmed to accept the input from a pressure probe variable pressure value 5 Accuracy repeatability and o...

Page 29: ...ware allows to define the range of the analog output signals of the HygroFlex 3 When selecting a range it is important to consider the fact that the resolution of the analog output signal depends on t...

Page 30: ...filter element follow these instructions 1 Unscrew the filter from the probe and pull it straight away in the alignment of the probe so as not the catch the humidity and temperature sensors 2 Before...

Page 31: ...ts a Both the probe and a reference thermometer should be ventilated with the same stream of air Any dust filter used to protect the sensors should be carefully removed from the probe If the probe has...

Page 32: ...acle from the calibration device Place one fiber disc each box of standards includes 5 discs in the receptacle of the calibration device The purpose of this disc is to prevent accidental spilling of t...

Page 33: ...n order to be saturated with respect to water liquid The frost point temperature of moist air at temperature T pressure Pb and mixing ratio r is the temperature to which air must be cooled in order to...

Page 34: ...ter vapor is associated r Mv Ma Mv n x mw mw x p V RT Ma n x ma ma x pa V RT ma x Pb p RT where mw 18 016 gram ma 28 966 gram p partial pressure of water vapor Pa pa partial pressure of dry air Pa Pb...

Page 35: ...dew point conversion is less than the accuracy that is normally achieved with a chilled mirror instrument This is especially true at low dew point values dew point depression of more than 40 50 C and...

Page 36: ...incoming data to 7 bit ASCII Data Integrity 7 bit characters are sent with a parity bit 8 bit characters are sent without parity bit Strings made of 7 bit characters can be sent with or without checks...

Page 37: ...out its own length a carriage return CR is always used to terminate the string Example M03RDD 0027 50 0023 76 0029 31 0022 77 M terminated with CR Note Some instruments may insert the character at the...

Page 38: ...several instruments are connected to a network Address 99 can be useful when trying to communicate with a single instrument of unknown address the instrument address will be returned as part of the an...

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