User manual - CGF Products
Contents
1. GO Operating temperature 60 C 32 to 140 F 10 to 9096 rH not condensing Storage temperature 20 to 70 C 4 to 140 F 10 to 9096 rH not condensing Precision of inside temperature measurement Precision of outside temperature measurement 1 C from 0 to 60 C 2 F from 32 to 140 F 1 5 C from 40 C 2 0 C from 40 to and 40 to 80 C from 32 to 104 F 4 F from 40 to 32and 104 to 176 F 0 to 10 V analogue output not isolated for proportional control precision 5 max load 5 kO max current 2 mA Relay approval EN60730 1 NO 1 1 A 250 Vac cos 04 100 000 cycles UL 873 NO 1A resistive 24 Vac 30 Vdc 100 000 cycles PILOT DUTY 24 Vac peak 15 A continuous 1 A 30 000 cycles Precision of humidity measurement in models where featured de 3 nat 25 77 F range 10 to 909696 596 rH 60 C 32 to 140 F Dimensions mm 135x86x36mm Tab 5 a 8 2 Wiring Digital input Non isolated version direct connection of the voltage free contact contact closing current 3 to 5 mA Isolated version with external power supply to 24 Vac contact class 2 safety external power supply separate from the 24 Vac power supply to the instrument Outside temperature sensor connection with standard sensor 10 K 25 C B 3435 Maximum length 30 m min cable cross section 0 5 mm Digital input connection Maximum length 10 m min cable cro2. 0 C Ee KO Outside temperature calibration NTC sensor A RSS 35 c Within a maximum of 10 C Digital humidity sensor calibration Within a maximum of 15 rH CAL HUn e 9 15to 15 0 0 96 rH 4 5 Additional functions The controller as well as the control algorithms for the various types of applications air conditioners boilers heat pumps condensing units features a series of additional functions as described below Change night day mode manually 2 NIGHT This activates the opposite function to the current night if day or day if night for the set time Pressing the NIGHT button once accesses the timer menu and displays the duration To change the duration of the temporary mode use the UP DOWN buttons Tochangethe value ofthe timer permanently access the Prg menu and set parameter SLP To set the current timer to zero and return the instrument to the original mode press the NIGHT button the remaining time is displayed then press DOWN until reaching the value 0 The instrument after having briefly displayed the message OFF SLP automatically returns to the main menu Once having set the timer pressing the NIGHT button displays the time remaining on the timer This value can be changed at any time To exit the menu press the NIGHT button again Tab 4 c 5 FUNCTIONS This section describes the humidity control modes available The control modes are based on parameters divided into two
3. S ges 21 sE IF USED Fig 2 a 2 3 2 Connect the GFX50 to Elite Steam for ON OFF Operation Connect Elite Steam terminals 24V and GND to GFX50 terminals GO 5 and G 6 respectivly Do not reverse these connections Connect GFX50 terminal 1 AND 2 to Elite Steam terminal GND and IN respectivly Do not reverse these connectioins See Fig 2 b Note 1 Elite Steam Humidifiers are configured for ON OFF operation from the factory See Elite Steam Manual 2 Verify Dip Switch Settings per Figure Connect Yellow humidifier leads to 2 3 4 Placement of Remote Outdoor Temperature Sensor Outdoor temperature sensor may not be mounted on the South side of the house or in direct sunlight e Outdoor temperature sensor may not be located closer than 4 feet to exhaust vents dryer vents etc f outdoor temperature sensor is mounted in fresh air intake duct make sure the probe is no further than 1 foot from outside wall Make sure wiring for outdoor temperature sensor is not close to other wires particularly high voltage Outdoor temperature sensor must be at least 6 above expected snow line e Maximum conductor length of the Outdoor Temperature Sensor is 90 feet 30M YELLOW_ RED Fig 2 c Fig 2 d GFX50 DIP SWITCH SETTNGS i 2 OUTDOOR TEMP SENSOR IF USED OUTDOOR TEMP SENSOR IF USED 3 US
4. the main menu increases the value of the set point displayed in the LARGE field In the other menus displays the variables or the parameters or alternatively sets the value after having pressed SET From the main menu decreases the value of the set point displayed in the LARGE field In the other menus displays the variables or the parameters or alternatively sets the value after having pressed SET Tab 3 a 3 6 depend on the setting of parameter dyS as shown in the following table LARGE FIELD SMALL FIELD humidity humidity set point humidity set point humidity humidity set point humidity 4 CONFIGURATIONS 4 1 Setting the Dip Switches Before closing cover the mode must be selected using the dip switches A Important Setting the dip switches incorrectly will cause the the humidistat to malfunction Dip Switch Settings N on st g g a 2 Tab 4 a C C C C ON OFF OFF ON Humidifier Control ON OFF OFF De Humidifier Control 4 2 Setting Parameters rtC clock hh mm SLP manual changeover duration def 8 hours The parameters for all operating modes feature a default value These dAy start day band def 08 00 values can be restored by running the Factory set operation See the nit start night band def 20 00 table of parameters for details of the default values and settings SET POINT depending on the operating mode diffe
5. the parameter range def UOM Humidity set point level compensated according to the outside temperature If humidity control is featured the ambient humidity is controlled with an automatic set point defined from 1H OFF AUt Mo to 7H using the buttons as specified in Table 4 g 1H to 7H OFF If set to OFF the mode is disabled Setting one of the levels shown in the table the controller independently sets a humidity set point in relation to the outside temperature measurement Table humidity set point according to the setting of AUT outside temperature Level Below 9 F 9 F to 1 F 1 F to 10 F 10 F to 21 21 F to 30 F 30 F to 39 39 F to 50 F Above 50 F Level Below 23 C 23 Cto 17 C 17 Cto 12 C 12 Cto 6 C 6 C to 1 C 1 C to 4 C 4 10 C Above 10 C 1 1096 1096 1096 1096 1596 2096 25 25 2 10 10 10 15 20 25 30 30 3 10 10 15 20 25 30 35 35 4 10 15 20 25 30 35 40 40 5 10 20 25 30 35 40 45 45 6 10 25 30 35 40 45 45 45 7 1096 30 35 40 45 45 45 45 Tab 4 b 4 4 Sensor calibration To make up for any errors due to the length of the cables or the sensors connected the controller features two parameters for calibrating the values read by the sensors The following parameters are used code description of the parameter range def UOM Pad Inside temperature calibration digital sensor or NIC A CAL Int E Within a maximum of 10 C OO 0
6. ER INTERFACE AND MODES 3 1 Display and buttons The figures below show the display and the representation of the corresponding symbols side programming buttons immediately change LCD display the current set point Fig 3 a Description of the display 1171 Ed mjm NN S OH EL di mm auto Fig 3b Key 1 LARGE field Displays the temperature humidity 2 Mode for setting the active value on the large display 3 Night mode symbol If off daytime mode 4 Lock mode The parameter is not accessible 5 Active time bands 6 Outside inside maximum minimum temperature symbol 7 Mode for setting the active value on the small display 8 Auto operating mode 9 SMALL field Displays the temperature humidity Dehum y humid e operation When the ramp symbol is on the corresponding mode is active The values displayed in the LARGE and SMALL fields dyS Button 3 2 Description of the buttons Meaning On Off If the remote ON OFF digital input is connected the function of the button may be disabled CPF Selects the temperature display mode degrees Celsius or Fahrenheit Whenever pressed switches the temperature units set Used to display and where necessary change using the UP and DOWN buttons the set point displayed in the SMALL field If held for more than 5 sec accesses the parameters menu To scroll the various parameters use UP and DOWN To edi
7. GFX50 Hesidential Humidistat Fresh Indoor Air Quality User manual READ AND SAVE a Revision 1 1 THESE INSTRUCTIONS IMPORTANT General Filter Inc GFI bases the development of its products on decades ofXlexperience in HVAC on the continuous investments in techno loical innovations to products procedures and strict quality processes with in circuit and functional testing on 10096 of its products and on the most innovative production technoloy available on the market GH and its subsidiaries nonetheless cannot guarantee that all the aspects of the product and the software included with the product respond to the requirements of the final application despite the product being developed according to start of the art techniques The customer manufacturer developer or installer of the final equipment accepts all liability and risk relating to the configuration of the product in order to reach the expected results in relation to the specific final installation and or equipment The GFI product is a state of the art product whose operation is specified in the technical documentation supplied with the product or can be downloaded even prior to purchase from www GeneralFilters com Each GFI product in relation to its advanced level of technology requires setup configuration programming commissioning to be able to operate in the best possible way for the specific application The failure to complete such operati
8. Output U R Set point hum Set point dehum Fig 5d Parameters involved EG Code Description Default LE link if LE e Me humidification set point 50 0 96 rH 1 9 dehumidification set point 70 0 96 rH 1 dFH humidification differential 5 0 96 rH 1 dFd dehumidification differential 5 0 96 rH 1 dSA analogue output offset 0 0 96 rH 2 0 Tab 5 a 6 TABLE OF PARAMETERS The parameters available depend on the level set LE 2 1 or 2 NOTE There are many other parameters available for use in other versions of this control For purposes of humidification dehumidification they may be ignored code parameter range default UOM note Analogue output offset from to the set point C dSA This value is added to or subtracted from to the set point according to the operating mode cooling or 10 to 10 0 0 rH heating LD Humidification set point 10to70 500 rH Dehumidification set point 10 to 70 70 0 96 rH dFH CD Humidity differential for the activation of the analogue output and the relay 1 to 20 50 rH drd Dehumidification differential for the activation of the relay 1 to 20 5 0 96 rH e Of Parameter to define the humidification dehumidification status in day and night mode Activates or deactivates humidification or dehumidification control based on DIP 4 with the time bands The parameter can have the following three values 0 Time bands disabled The humidific
9. RTC function When the time bands are set the CLOCK symbol is shown on the display PARAMETERS check set the other parameters dIF dS1 based on the mode used Note The values of the parameters are specific for each individual operating mode T T2 T2A the user can therefore define a different set of parameters for each of the 8 control modes The specific set of parameters will be loaded by the GFX50 when changing the configuration of the dipswitches According to the level set using the up down buttons with a value from 1 to 7 a different humidity set point trend is defined can be controlled automatically based on the reading of the outside temperature sensor The aim of this type of control is to simplify the setting of the GFX50 changing the humidity control according to the outside environmental conditions and therefore minimize the discomfort of the user when moving into out of the air conditioned environment This operating mode is selected by setting parameter AUT To disable this operating mode in the parameters menu set the value of Aut 0 AUTO mode for the humidification control is only possible if the outside temperature sensor is installed Note If AUTO humidity mode is enabled the humidity setpoint is reduced to 10 when the outdoor temperature is greater than 50 F Disable AUTO for operation in warm outdoor temperatures code description of
10. allation see the drilling template included in the packaging 3 3 8 86mm 4 pT 5 5 16 135mm 1 7 16 36mm Fig 2 c 2 3 Electrical connections 2 3 1 Connect the GFX50 to Elite Steam for Modulating Operation Connect Elite Steam terminals 24V and GND to GFX50 terminals GO 5 and G 6 respectivly Do not reverse these connections Connect GFX50 terminal A OUT 7 to Elite Steam terminal IN See Fig 2 a Note 1 Modulating Operation requires Elite Steam signal type be changed See Elite Steam Manual 2 Verify Dip Switch Settings per Figure GFX50 DIP SWITCH SETTNGS A enn ae Mm ON Hite Steam n SDN OF N2 C CM OFF GND MS 6l 1 on NI 49 AB WO ee AB JO GND SI 1 IN WW cw LO EN P c il lt C S lt EXT FAN 24V FOR EXTERNAL HUMIDISTATS 2 3 3 Connect the GFX50 to1137 and 1000 Humidifiers Connect Red humidifier leads to GFX50 terminals GO 5 and G 6 OUTDOOR TEMP SENSOR IF USED GFX50 terminal 1 and 2 See Fig 3 x GFX50 DIP SWITCH SETTNGS OUTDOOR TEMP SENSOR Hite Seam N2 C GND 1 N AB AB S GND IN S dS lt T NC NO 628 GND ID LL A
11. ameters for the active mode 12 1 Level 1 basic access only the essential parameters for correct operation Level 2 advanced access used to set all the parameters for the selected control mode Temperature display mode Unt op Sets the temperature display mode in degrees Fahrenheit or Centigrade Unlike direct selection using the ec button if changing the temperature display mode using parameter Unt this becomes the default display mode when switching the instrument on 7 ALARMS AND SIGNALS 7 1 Table of alarms Note When the value is not shown in the SMALL or LARGE field DOR three dashes are displayed code on description reset effect display BE system memory error manual stops all outputs Eth temperature humidity sensor fault automatic _ stops all outputs and disables the calculation of the dewpoint E1 built in NTC temperature sensor fault automatic stops all outputs E2 remote temperature sensor fault automatic stops compensation if active and control on average if enabled Ert RIC alarm automatic ALE external alarm from digital input automatic signal only alarm from external contact humidifier Tab 7 a 9 8 TECHNICAL SPECIFICATIONS 8 1 Technical specifications Power supply 24 Vac 10 to 15 50 60Hz 1 VA 22 to 35 Vdc 0 5W Class 2 safety power supply Min cable cross section 0 5 mm Power supply compatible with compactSteam G
12. ation dehumidification control is always active if featured and is configured in relation to dip4 1 Time bands enabled When switching to the daytime band humidification dehumidification control depends on dip4 is 0to2 0 activated When switching to the night band humidification dehumidification control depends on dip4 is deactivated 2 Time bands enabled When switching to the daytime band humidification dehumidification control depends on dip4 is deactivated When switching to the night band humidification dehumidification control depends on dip4 is activated AUt Humidity set point automatically compensated by the outside temperature If humidity control is featured the ambient humidity is controlled with an automatic set point defined OFF from 1H to 7H using the buttons as specified in the corresponding table see page 15 OFF If set to OFF the mode is disabled Setting of the levels in the table the controller independently sets a humidity set point in relation to the outside temperature CAL Int Inside temperature calibration digital sensor or NTC ZEN 10 to 10 0 0 C 18 Within a maximum of 10 d ESt Outside temperature calibration NTC sensor EE 0 0 C 1 Within maximum of 10 C CAL HUn eo 9 Digital humidity sensor calibration O Within a maximum of 15 rH TES 9 oun Parameter access level LE Level of access the control par
13. cal manual All of the above suggestions likewise apply to the controllers serial boards programming keys or any other product in the GFI product portfolio GFI adopts a policy of continual development Consequently GFI reserves the right to make changes and improvements to any product described in this document without prior warning The technical specifications shown in the manual may be changed without prior warning The liability of GFI in relation to its products is specified in the GFI limited warranty specifically to the extent where allowed by applicable legislation in no case will GFI its employees or subsidiaries be liable for any lost earnings or sales losses of data and information costs of replacement goods or services damage to things or people downtime or any direct indirect incidental actual punitive exemplary special or consequential damage of any kind whatsoever whether contractual extra contractual or due to negligence or any other liabilities deriving from the installation use or impossibility to use the product even if CAREL or its subsidiaries are warned of the possibility of such damage DISPOSAL This product is made of metallic and plastic parts All parts must be disposed of according to the local standards on waste disposal Contents 1 INTRODUCTION 2 INSTALLATION 2 1 Assembly Ee SR GR Ee Ed PARERE 3 USER INTERFACE AND MODES 3 1 Display and DUS zessen III n dod 3 2 Descriptio
14. levels Level 1 basic main settings always required Level 2 advanced used to customize the features of the controller Important note Some parameters included in the advanced level are forced to take on default values in the basic level or are linked to other parameters in the basic level This especially applies to the control differentials In each operating mode the links between the various basic and avanced levels are specified e if level 1 is active the level 2 parameters are not used but rather replaced by the default values or by the link value with the level 1 parameters the supervisor can read and set the level 2 parameters that are however not effectively used for the control functions the level 2 parameters are effectively used when level 2 is activated 5 1 H humidity control This type of control is used to send a start signal to a humidifier or dehumidifier The modulating output can only be used for humidification control Examples of using modulating output for proportional humidity control of GeneralAire Elite Steam humidifiers e as an additional step to the relay for humidity control Dipswitch configuration dip1 ON dip2 OFF dip3 OFF dip4 ON for humidification dip4 OFF for dehumidification LE 1 DIP 4 ON Output 10V OV 96 U R Set point hum LE 2 DIP 4 ON Output U R DIP 4 OFF Output Set point dehum Fig 5 a DIP 4 OFF
15. n of the buttons sss 4 CONFIGURATIONS 4 1 Setting the Dip Switches sss 4 2 Setting Parameters sees es EE Se Se Se Se ee ee 4 3 Auto Humidity Control ss eit mrs 4 4 Sensor Calibration ee ee nnnns 4 3 Additional Functions ee ee ee 5 FUNCTIONS 5 1 H humidity COPIE OL aieo PADO RUMORS 6 TABLE OF PARAMETERS 7 ALARMS AND SIGNALS 7 1 Table of AALS arseen 8 TECHNICAL SPECIFICATIONS 8 1 Technical specifications nennen 9 2 WING nennen EE 1 INTRODUCTION The GFX50 Humidistat is a programable control for GeneralAire Elite Steam residential humidifiers While the GFX50 may be used for control of other humidification or de humidification appliances its operating modes are designed for modulating control of the Elite Steam electrode steam humidifiers When properly installed and configured the GFX50 will use information from the environment including Relative Humidity Outdoor Tempera ture and Home Construction to determine the Ideal Humidity and the Optimum Humidifier Output The GFX50 includes Indoor and Outdoor Temperature Sensors Indoor Humidity Sensor and Control Unit 2 INSTALLATION 2 1 Assembl Open the product by detaching the front from the mounting base as shown in Fig 2 a e Remove the locking tab and screw from the the base underside Slide the plastic tab back as shown to remove it f
16. ons which are required indicated in the user manual may cause the final product to malfunction GFI accepts no liability in such cases Only qualified personnel may install or carry out technical service on the product The customer must only use the product in the manner described in the documentation relating to the product In addition to observing any further warnings described in this manual the following warnings must be heeded for all GFI products prevent the electronic circuits from getting wet Rain humidity and all types of liquids or condensate contain corrosive minerals that may damage the electronic circuits In any case the product should be used or stored in environments that comply with the temperature and humidity limits specified in the manual e do not install the device in particularly hot environments Too high temperatures may reduce the life of electronic devices damage them and deform or melt the plastic parts In any case the product should be used or stored in environments that comply with the temperature and humidity limits specified in the manual do not attempt to open the device in any way other than described in the manual donot drop hit or shake the device as the internal circuits and mechanisms may be irreparably damaged do not use corrosive chemicals solvents or aggressive detergents to clean the device do not use the product for applications other than those specified in the techni
17. rent set points are used To set these access SET button 5 seconds the mode for setting the parameters and set the corresponding values For the current mode only the value can be accessed directly using UP DOWN or set UP DOWN for the SMALL field Once having displayed the desired parameter using the UP DOWN buttons press SET and the parameter starts flashing Edit the value using the UP DOWN buttons and then press SET To exit the menu press the PRG button again Clock TIME BANDS Prg 2 clock Press the corresponding button to display and if necessary set the default duration of the change mode timer display or set the RTC clock and set the Day and Night time bands Initially at least the following parameters need to be checked set set point for humidity control Humidification set point def 30 0 96 RH Dehumidification set point def 70 0 96 RH 4 3 AUTO humidity control In addition to the modes featured by the control algorithms the humidity To disable the time bands function set parameter rtC off Select parameter rtC using PRG CLOCK and set the value using the DOWN button e When reaching 00 00 using the DOWN button the function will be off When parameter rtC is set to off the operating mode is always daytime and consequently only the daytime set points are used the night settings are only used when the NIGHT button is pressed manually changing mode The same is true for models without the
18. rom the base Pressthe tab on the front with flat head screwdriver into the slit in the middle on the bottom of the case while lifting the front panel upwards e Disconnect the flat cable from the front panel Fasten the humidistat base to the wall using the screws supplied e Access the terminal block by squeezing the clips on the terminal cover Make the necessary connections and run the wires through the hole in the middle of the base Separate the sensor wires from the control wires The diagrams are shown in Section 2 3 Important Make sure all connections complete before reconnecting the flat cable and front part of the humidistat Note For the purposes of electrical safety EN60730 1 once the controller has been installed replace the plastic locking tab in the humidistat base Accessories and dipswitches Fig 2 b Connector Function J1 Supervisor serial connection using code IROPZ48500 Key connector for copying the parameters The serial connection if used must be momentarily disconnected J2 Not Used FLAT The flat front rear connection cable must be reconnected Front rear in the position defined by the plastic part to ensure correct polarity Dipswitches For configuring humidification dehumidification modes Tab 2 a F Dip switches J1 per opzione seriale o chiave di programmazione 2 2 Dimensions For inst
19. ss section 0 5 mm Analogue output connection Maximum length 10 m min cable cross section 0 5 mm Relay output connections Maximum length 30 m cable cross section from 1 5 to 2 5 mm class 2 reinforced insulation from the instrument Basic insulation between the relays UL specifications for connections Use copper wires approved for a temperature of 75 C Minimum cross section AWG 22 14 rigid or flexible To tighten the terminals apply a torque of 7 Lb In for the black terminals SAURO To use the instrument in compliance with UL 873 a load with a maximum voltage 24 Vac class 2 can be connected to the relay output Tab 5 b Warning All the connections except for the relays must be connected to very low voltage circuits with reinforced insulation 10 Note GENERAL FILTERS INC 43800 GRAND RIVER AVE NOVI MICHIGAN 43875 1115 WWW GENERALAIRE COM CANADIAN GENERAL FILTERS LTD 400 MIDWEST POAD TORONTO ONTARIO M1P3A9 WWW CGFPRODUCTS COM Fresh Indoor A r Quality Agency Form GFX50 05 Rev 1 1
20. t hem press the SET button a second time and to exit the parameters menu press the PRG button Access to the parameters is protected by password if parameter PS is enabled Change mode manually activates the opposite function and the corresponding set point to the current night if day or day if night for the set time To change or reset the timer use the UP and DOWN buttons to increase or decrease the time Press a second time to exit and return to the main menu If sleep mode is already active pressing the button shows the time remaining on the timer E g if in Night mode moon symbol on from time band pressing this button activates daytime mode moon symbol off for the set time Ola Accesses the menu for setting the clock the time bands and the default value of the timer When first pressed displays the current time RTC to display the other parameters use the UP and DOWN arrows To set a new value press SET when displaying the desired parameter and change the value using the UP and DOWN buttons Press a second time to exit and return to the main menu Accesses the menu for displaying the temperature current maximum and minimum outside from instrument power on inside and outside To display the various temperatures press the button repeatedly Their meaning is displayed in the box with the home symbol Also displays the value of the analogue output when Out is shown in the SMALL field From
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