Manual - Ovation 113 - Val-Co
Contents
1. Set selection knob to HEATER OFFSET DIFFERENTIAL The current heating offset is displayed alternating with the let ters Press the push button The differential is displayed alternat ing with the letters diF e Use the adjustment knob to adjust the differential to the de sired value 44 OVATION 113 00 OVATION 113 ALARM SETTINGS The controller sets off an alarm in the case of a power failure a fault in the supply circuit ora high or low temperature Temperature alarms are defined according to the set point as shown in the diagram be low The temperature alarm can either be set off if the average tem perature exceeds the limits or if the reading of a single probe ex ceeds the limit Room l Temperature High Temperature Alarm High Alarm Offset Set Point Low Alarm Offset Time OVATION 113 00 45 113 Alarm Settings The high and low alarm offsets range from 0 5 F to 40 F 0 3 to 22 22 C e Set the function to ALARMS The current low alarm offset flashes on the display alternating with the let ters LoAL Use the adjustment knob to set it to the desired value e Press the push button The high alarm offset flashes on the display alternating with the letters HiAL Use the adjustment knob to set it to the desired value Press the push button The alarm type is dis played alternating with the word ALL or Ind e Usethe a2. Temperature Controller OVATION 113 User s Guide Ovation IIB sq SEC MIN LOCKED ALARMS VARIABLE STAGE 1 TEST NODE STAGE2 OUTSIDE TEMP SET POINT ROOM TEMP MIN MAX MIST PROBE TEMP MIN MAX RELATIVE HUMIDITY MIN MAX CURTAIN OPEN CURTAIN CLOSE SET POINT TEMP RAMP CURRENT RAMPING DAY HER FUNCTIONS STAGE 1 MIN SPEED RAMP STAGE 1 BANDWITH TIMER STAGE 1 RH COMPENSATION STAGE 1 MOTOR RH COMPENSATION STAGE 2 DIFFERENTIAL TEMP RAMP CURTAIN OFFSET DEAD BAND MIN SPEED RAMP CURTAIN TIMER CURTAIN MANUAL MODE PROBE DEFECT ALARM MIST OFFSET DIFFERENTIAL MIST TIMER MIST RH COMPENSATION HEATER OFFSET DIFFERENTIAL Read this guide carefully before using the controller 890 00044 rev 00 OVATION 113 Page TABLE OF CONTENTS ii u EREO Fe PERIERE 2 PRECAUTIOQNS52 u u a T CRUS in Mia EN C RF EQ E XC GR 3 FEATURES AR 4 LOCATION OF THE CONTROLS sitescitsinssivectncscecusevsstavnsetevsunesecennn 6 Controler Status IPL u xu un asa 7 lateral sS aV ICE WS uuu PRETIO Da CREE OE 7 INSTALLA TION i u uuu RETE RUPERELU IRE tienes EERERERR E DORRN DK VE YR EO 8 TORIES 8 elapso cR AE 8 WOLOF TYPO TO I TETTE 9 Temperature Probes 10 CHANGING THE PARAMETER 12 Using th
3. 113 EI Activating the Temperature Ramp If vou have just finished specifying the points on the ramp Press the push button once again The word OFF flashes on the display Turn the adjustment knob clockw ise one notch The word ON flashes on the display and the Temperature Ramp Pilot Light turns on indicating that the temperature ramp is now activated If you have previously defined the points on the ramp Set the function to SET POINT TEMP RAMP The current temperature set point flashes on the display Press the push button to display all points of the ramp until the word OFF appears tw enty one clicks Turn the adjustment knob clockw ise one notch The word ON flashes on the display and the Temperature Ramp Pilot Light is lit indicating that the temperature ramp is now acti vated 20 OVATION 113 00 113 ES Adjusting the Day Number The current day number can be adjusted in order to move forw ard or backw ard on both ramps temperature and minimum ventilation speed ramps at the same time Note that the current day is set to OFF if no ramp function is enabled e the function to CURRENT RAMPING DAY The current day number is displayed alternating with the letters day e Usethe adjustment knob to set the day number to the de sired value 4 Deactivating Temperature Ramp e Set the function to SET POINT TEMP RAMP The current temperature set point is displayed Pres
4. The input fuse is open The voltage selector switch is in the wrong position The display board interconnect cable is unplugged from the power supply board Probe 1 is improp erly connected One or more probes are defective A variation in resist ance is induced on a probe There is electrical noise near an ex tended probe cable 48 OVATION 113 00 Reset the circuit breaker Fix the wiring Replace the fuse Set the switch to the correct position Plug the cable Fix the probe s connection Follow the procedure described in DEFECTIVE PROBES to identify and replace the defec tive probe Make sure the probes are dry and move them away from drafts and sources of radiant heating Do not run probe cables next to other power cables When crossing other power cables cross at 90 113 PROBLEM CAUSE SOLUTION Correct the wiring In particular make sure two different lines are connected to each motor line L1 Stage 1 fans The wiring is incor are not running The Stage s fuse is open The display board interconnect cable is not plugged into the power supply board properly The minimum speed is too low The fan motor is defective The On time of stage 1 fans in minimum ventilation is set to Zero modulated by the controller should be combined with another line N for 115V or L2 for 230V to activate the motor Also be sure the
5. 3 Insert the card in the connector located on the electric board inside the controller Refer to the illustration above to position the memory card correctly 4 lf internal switch 12 is at the OFF position simply ON J Switch it to the ON position if internal switch 12 is at ore the ON position return to the OFF position then switch it 12 back to ON again 5 Close the controller s cover 6 The transfer menu should be displayed on screen Use the adjustment buttons to select whether you w ant to transfer the memory card s content into the controller COPY to CTRL or if you wish to transfer the controller s content into the memory card to CARD 7 Once you have chosen the proper type of transfer press and hold the Other Functions button for 5 seconds The controller will automatically return to the ROOM TEMP menu once the transfer Is completed If the transfer is incorrect the letters COPY and Error will flash on screen In this case turn the adjustment knob once to exit the error menu then refer to the table below to see possible error causes 8 transfer is over open the controller s cover and re move the memory card from the connector Close the controller s enclosure afterw ards 9 Lock the card switch if required OVATION 113 00 55 OVATION 113 Transfer Error If you want to copy the controller s configuration on the memory card make sure the switch at
6. 42 OVATION 113 00 OVATION 113 HEATER SETTINGS The controller controls one heating output The following graphic shows how this output operates HEATER TURNS ON HEATER TURNS OFF HEATING OUTPUTS HEATER ON OFF eo om HEATER DIFFERENTIAL HEATER OFFSET ROOM T SET POINT If the room temperature rises at Set Point Heater Offset the heater turns off If the room temperature falls at Set Point Heater Offset Heater Differential the heater turns on OVATION 113 00 43 OVATION 113 m Adjusting the Heater Offset The heater offset can provide substantial energy savings if correctly adjusted according to the outside temperature This offset repre sents the number of degrees below the set point at which the heat ing units turn off see diagram above It can be adjusted from 10 F to 20 0 F 5 6 C to 11 1 C If the offset is negative the heating units will turn off at temperatures above the set point Set selection knob to HEATER OFFSET DIFFERENTIAL The current heating offset is displayed alternating with the let ters e Use the adjustment knob to adjust the offset to the desired value E Adjusting the Heating Differential The heating differential is the temperature difference betw een the moment heating units turn on and the moment they turn off see diagram above It can be adjusted betw een 0 5 F and 20 0 F 0 3 and 11 1
7. If after about 6 seconds no action is taken by the user the absolute temperature value is displayed alternating with St 2 In this case the absolute value is Set Point Bandwidth 1 Differential 2 12 OVATION 113 00 OVATION 113 ili When the user turns the adjustment knob to make an adjustment to the stage 2 differential the relative value reappears on the dis play Locking the Parameter Settings The parameter settings can be locked to prevent accidentally modi fying them When the settings are locked only the temperature set point and the Stage 1 minimum ventilation speed can be modified as long as the temperature ramp and the minimum ventilation speed ramp are deactivated respectively To lock the parameter settings ON J Set internal switch 1 to ON The Locked OFF Parameter Pilot Light turns on To unlock the parameter settings ON Set internal switch 1 to OFF The Locked did Parameter Pilot Light turns off OVATION 113 00 13 113 TEMPERATURE SETTINGS Temperature Units Temperatures can be displayed in either Celsius or Fahrenheit units e Set internal switch 2 to the desired position ON to display temperatures in Celsius units OFF to display temperatures in Fahrenheit units Viewing Temperatures m Viewing the Room Temperature The room temperature is the average value of all temperatures measured by activated probes in proper operati
8. a ramp see below NOTE The controller supplies maximum voltage to the variable speed fans for 2 seconds immediately follow ing each start up Minimum Ventilation Cycle Settings 1 Torunthefans continuously at minimum speed set the Time Off to zero and Time On to any value other than zero 2 To stop the fans set the Time On to zero and Time Off to any value 3 Torun the fans intermittently set the Time On to the de sired running time and Time Off to the desired off time 24 113 00 OVATION 113 El Adjusting the Minimum Speed of Stage 1 The minimum speed can be adjusted between 10 and 100 Set the function to STAGE 1 MIN SPEED RAMP The mini mum speed of stage 1 flashes on the display alternating with the letters SPEEd e Usethe adjustment knob to adjust the minimum speed to the desired value NOTE This speed can only be adjusted if the minimum speed ramp is disabled see Minimum Ventilation Ramp chapter 2 Adjusting the Minimum Ventilation Timer Time on and Time Off can be adjusted betw een 0 and 900 seconds in increments of 15 seconds Set the function to STAGE 1 BANDWIDTH TIMER The cur rent bandw idth of stage 1 flashes on the display BAnd Press the push button The current Time On of stage 1 flashes on the display t e Usethe adjustment knob to adjust the Time On to the de sired value Press the push button The current Time Off of stage 1 flashes on
9. intermittently to pro vide minimum ventilation to the room MINIMUM VENTILATION SPEED RAMP When Stage 1 operates variable speed fans they will run at minimum speed during the mini mum ventilation cycle The user can define a minimum ventilation speed ramp to adjust the Stage 1 minimum speed automatically over a given time period The minimum speed increases overtime as the animals grow OFFSET An offset is a temperature difference from the set point that normally defines a cut off point for a stage operation For ex ample a heater offset of 2 F means the heaters will turn off at 2 F below the set point STAGE 1 RAMP When the temperature rises to the point where Stage 1 constant speed fans are needed for cooling the running time of the fans 15 increased gradually from the minimum ventilation set tings up to full operation Likewise when the temperature falls be low the set point the running time is decreased gradually until the minimum ventilation settings are reached OVATION 113 00 57 113 SET POINT The set point is the target room temperature When the temperature is above the set point the controller cools the room by turning on the cooling fans When the temperature is below the set point the controller heats the room by turning on the heaters TEMPERATURE RAMP The controller can be set to automatically change the temperature set point over a given period of time in accordance with the user s r
10. level over which the mist stage stops operating 36 OVATION 113 00 113 NATURAL VENTILATION Principle of Operation The OVATION 113 controls one curtain output The follow ing graphic show s how this output operates The curtain closes The curtain opens in timer mode in timer mode ON OFF Dead Band Temperature Set Point 75 F 79 F 89 F In the example above when the temperature rises to 89 F the cur tain starts opening and continues to do so until fully open if the tem perature remains above this point If the temperature falls to 88 7 F the curtain stops opening The curtain opens intermittently according to the time on and time off settings TIME ON 4 OPEN STOP OPENING TIME OFF OVATION 113 00 37 OVATION 113 When the temperature falls to 79 F the curtain starts closing and con tinues to do so until fully closed if the temperature remains below this point If the temperature rises to 79 3 F the curtain stops closing The curtain closes intermittently according to the time on and time off settings TIME ON q CLOSE STOP CLOSING TIME OFF 38 OVATION 113 00 113 CURTAIN OPERATING TIME COMPENSATION 1 Normal Mode Without Compensation The curtain opens and closes intermittently according to the speci fied opening time closing time and time off as described on the pre
11. s FIVE DIGIT DISPLAY A five digit display provides a high level of accuracy allow ing the user to specify a temperature to within one tenth of a degree in Fahrenheit or Celsius units PILOT LIGHTS Pilot lights indicating the state of outputs allow the user to monitor the operation of the system without having to enter the building MINIMUM VENTILATION CYCLE When ventilation is not required for cooling the first stage fans can be operated either continuously or intermittently to reduce the level of hu midity and supply oxygen to the room RAMPING FUNCTIONS Ramping functions provide an automatic adjustment of the set point and minimum ventilation fan speed over a given period of time CHOICE OF TEN MOTOR TYPES The variation in motor speed resulting from a change in voltage will de pend on the make and capacity of the motor In order to achieve a high degree of compatibility betw een controller and motor the user can choose from among ten different motor types thus ensuring that the correct volt age is supplied HIGH LOW TEMPERATURE ALARM OUTPUT HUMIDITY COMPENSATION The stage 1 minimum speed can be adjusted automatically as a function of relative humidity As humidity increases the minimum speed of stage 1 fans increases proportionally to compensate for the change 4 OVATION 113 00 113 FULL SPEED FAN START UP In order to overcome the inertia of the ventilation system components and de ice the f
12. seats 57 2 OVATION 113 00 OVATION 113 PRECAUTIONS We strongly recommend installing supplementary natural ven tilation as w ell as a back up thermostat on at least one cooling stage refer to the wiring diagram enclosed with this user s manual to connect the thermostat Although fuses at the input and outputs of the controller protect its circuits in case of an overload or overvoltage recommend installing an additional protection device on the controller s supply circuit The room temperature w here the controller is located MUST ALWAYS REMAIN BETWEEN 32 F AND 104 F 0 C TO 40 C To avoid exposing the controller to harmful gases or exces sive humidity it is preferable to install it in a corridor DO NOT SPRAY WATER ON THE CONTROLLER FOR CUSTOMER USE Enter the serial number located on the side of the controller below for future reference Model number OVATION 113 Serial number OVATION 113 00 3 113 FEATURES The OVATION 113 is an electronic device used for environmental control in livestock buildings It allows the user to maintain a specified target temperature by controlling the operation of ventilation and heating equip ment One stage of variable speed fans can be connected to the con troller one stage of constant speed fans one curtain one mist stage and one heating output can be connected to the controller The main features of the OVATION 113 are as follow
13. the bottom of the card is at the unlocked position The memory card is write protected If you want to transfer the card s configuration in the controller make sure internal switch 1 of the controller is at the OFF position The controller is write protected The memory card is blank or its content Make sure a valid configuration is written on the is incompatible with card before starting a transfer the controller Make sure the memory card is properly inserted in the connector then retry the transfer Do not move or hold the card while the transfer is ongoing The transfer is incomplete The memory card is defective try with another card contact your dealer The connector is defective contact you dealer 96 OVATION 113 00 113 GLOSSARY BANDWIDTH The temperature interval over which the variable speed fans of a given stage increase or decrease in speed proportion ally to the temperature CASCADING HEATERS Heaters operate in a sequence As the av erage room temperature falls additional heaters are turned on as needed DEFAULT VALUE A typical parameter setting defined at the fac tory DIFFERENTIAL The differential is the temperature difference be tw een the moment the constant speed fans or heating units of a given stage start running and the moment they return to a stop MINIMUM VENTILATION CYCLE When the room temperature is below the set point the Stage 1 fans operate
14. the set point at which the mist units turn off It can be adjusted between 0 5 and 20 07 F 0 3 C and 11 1 C Setthefunctionto MIST OFFSET DIFFERENTIAL The mist offset is displayed alternating with the letters OFSEt e Using adjustment knob set the offset to the desired value OVATION 113 00 35 113 ES Adjusting the Mist Timer Settings Thetimer s On Time can be adjusted from 0 to 900 seconds in incre ments of 15 seconds the Off Time can be adjusted from 0 to 60 min utes To deactivate mist cooling set the Time On to zero e Set the function to MIST TIMER The current Time On for the mist cycle is displayed alternating with the letters t On e Use the adjustment knob to set the Time On to the desired value in minutes Press the push button The current Time Off for the mist cycle is displayed alternating with the letters t Off e Use the adjustment knob to set the Time Off to the desired value in minutes 4 Adjusting the Mist Shutoff Set Point The mist shutoff set point is the humidity level above which mist units are disabled The mist shutoff value ranges from 0 to 10096 of humid ity To disable this function increase the parameter value until you reach the word no e Setthefunction to MIST RH COMPENSATION The humid ity level above which mist units turn off is displayed alter nating with the letters rH OFF Use the adjustment knob to set the humidity
15. 0 F 21 C 40 to 37 7 C Time On 60 seconds increments of 15 sec 0 5 to 20 F Offset 14 F 7 8 C 0 3 to 11 1 C n 0 5 to 20 F Differential 2 1 1 C 0 3 to 11 1 C mm 0 5 to 20 F Heater Differential 2 1 1 C 0 3 to 11 1 C Heater 10 to 20 F Heater Offset 2 0 F 1 1 C 5 7 to 11 1 0 5 to 40 F High Offset 12 0 6 7 C 0 3 to 22 2 C Alarms 0 5 to 40 F Low Offset 10 0 F 5 6 C 0 3 to 22 2 C NOTES i These initial parameter settings will not be retained in the controller s memory Each new setting will replace the preceding one li If the power supply is cut off the last parameter settings will be retained in memory until the power is restored OVATION 113 rev 00 53 OVATION 113 MEMORY CARD The memory card is used to create a backup copy of your controller s configuration The card is also useful to transfer the configuration of one controller to another controller of the same type The switch at the bottom of the card is used to lock or to unlock the card locked jg unlocked Internal Switches Memory Card Card Switch Connector Electronic top board TO TRANSFER A CONFIGURATION 1 Open the latch and lift the controller s cover 2 If you are about to copy the controller s configuration on the memory card make sure the card s switch is at the unlocked position 94 OVATION 113 00 OVATION 113
16. 15A slow blow Stage 2 ON OFF output 115 230 VAC 30VDC 50 60 Hz Mot 10A heating or cooling fuse F7 15A slow blow Curtain output OPEN CLOSE output 115 230 VAC 60 Hz 30VDC 5A winch output fuse F3 5A slow blow Heater 1 115 VAC 3 4 HP 230 1 5 HP Mot 10A 50 60 Hz fuse F10 15A slow blow Mist 115 VAC 3 4 HP 230 VAC 1 5 HP Mot 10A 50 60 Hz fuse F9 15A slow blow Alarm ON OFF output 3A 115 230 VAC 30VDC fuse F11 3A slow blow Probes Low voltage 5V isolated from the supply Operating range 40 0 F to 120 0 F 40 0 C to 48 9 C Accuracy 1 8 F 1 C between 41 F and 95 F 5 C and 35 C Enclosure ABS moisture and dust tight The room temperature where the controller is located MUST ALWAYS REMAIN BETWEEN 32 AND 104 F 0 AND 40 52 OVATION 113 00 OVATION 113 FACTORY SETTINGS PARAMETER FACTORY SETTINGS RANGE OF VALUES 40 to 120 0 F 40 to 48 9 C Stage 1 0 to 900 seconds Temperate Set Pot Temperate Set Pot Point 75 F 23 9 C in increments of 15 sec Time Off 15 seconds 0 5 to 20 F Bandwidth 2 1 1 lt 0 3 to 11 1 C Humidity Set Point 40 to 100 Humidity Control Compensation Percentage 9 Arar Stage minimum speed o 0 5 to 20 F Stage 2 Differential 2 1 1 C 0 3 to 11 1 C Dead Band 2 1 1 C 0 5 to 20 F 0 3 to 11 1 C Curtain E 40 to 99 9 F Outside Set Point 7
17. If the probe is defective the letters PRI are displayed alternating with the state of the probe and the letter P Press the push button to step to the follow ing probe Proceed as explained above to make sure all probes are in working order OVATION 113 00 11 OVATION 113 CHANGING THE PARAMETER SETTINGS Using the Display k x p Flashing Values The display will flash in certain cases and not in others The flashing indi 7 e O cates that the value shown can be adjusted value that is not flashing p M cannot be adjusted Relative and Absolute Values Some parameter adjustments are displayed both as a relative value and an absolute temperature This applies all heating and cooling differentials the mist differential and the heater offset The pa rameter is first displayed as a relative value The corresponding absolute temperature is displayed after six seconds if no action is taken by the user The absolute value is the temperature at w hich the stage turns on except in the case of the heater and mist offsets where the value displayed is the temperature at which the stage turns off If the user turns the adjustment knob the relative value reappears For example w hen the user turns the selection knob to a differential position i e STAGE 2 DIFFEREN TIAL the sequence is as follows i The current differential for stage 2 flashes on the display alternating with 2 edlr ii
18. LOCATION OF THE CONTROLS Ovation MAIN DIGITAL MENU DISPLAY SCREEN ALARMS TEST MODE OUTSIDE TEMP SET POINT ROOM TEMP MAX PROBE TEMP MIN MAX RELATIVE HUMIDITY MIN MAX SET POINT TEMP RAMP CURRENT RAMPING DAY STAGE 1 MIN SPEED RAMP STAGE 1 BANDWITH TIMER STAGE 1 RH COMPENSATION STAGE 1 MOTOR TYPE STAGE 2 DIFFERENTIAL CURTAIN OFFSET DEAD BAND CURTAIN TIMER CURTAIN MANUAL MODE MIST OFFSET DIFFERENTIAL MIST TIMER MIST RH COMPENSATION HEATER OFFSET DIFFERENTIAL SEC MIN LOCKED OTHER FUNCTIONS STATUS seti MIST CURTAIN OPEN CURTAIN CLOSE HEATER RH COMPENSATION TEMP RAMP MIN SPEED RAMP PROBE DEFECT ALARM 6 OVATION 113 rev 00 OVATION 113 Controller Status LEDS up WENNS Internal Switches Internal switches are located on the inside of the front cover All switches are set to OFF w hen the controller is shipped from the factory m 6 Reserved 9 OVATION 113 00 7 OVATION 113 INSTALLATION Mounting Instructions Open the latch and lift the cover Remove the black caps located on each of the four mounting holes Mount the enclosure on the w all using four screw s Be sure the electrical knockouts are at the bottom of the enclosure in order to prevent w ater from entering the control ler Insert the screws in the mounting holes and tighten F
19. Stage 1 and 2 COMMON is supplied by line L1 Replace the fuse Make sure the cable is firmly plugged in with the tabs in place Adjust the minimum speed to a higher value Check if motor is defective by connecting it to an alternate power supply Replace the motor if it still doesn t operate Set the On Time to a value other than zero OVATION 113 00 49 OVATION 113 PROBLEM SOLUTION The wiring is incor rect Stage 1 fans run continu ously at full The ambient tempera speed ture is above the set point Stage 1 fans The selected motor run errati ramp is inappropri cally ate The differential is too small The Time On or Time Off is too short Stage 1 fans do Time off is set to zero not stop running when the controller 15 operating in minimum ventilation cycle Humidity compensation is activated and relative humidity exceeds set point 90 OVATION 113 00 The wiring is incorrect Fix the wiring Adjust the set point to the desired value Select an appropriate motor ramp Adjust the differential to a higher value Adjust the Time On or Time Off to a higher value Set the Time Off to a value other than zero Correct the wiring In particular make sure two different lines are connected to each motor line L1 modulated by the controller should be combined with another line N for 115V or L2 for 230V to activate the motor Also be su
20. The various motors avail able in the industry have been divided into ten categories and the controller has been programmed with a different motor curve for each of these categories To ensure that the controller supplies the correct voltages an appropriate curve must be selected for variable Stage 1 to the type of fan motors used m Selecting a Motor Type for Stage 1 Refer to the list of motors enclosed with this user s to choose the proper motor type e Set the function to STAGE 1 MOTOR TYPE Stage 1 motor type is displayed alternating with the letters tY PE Press the push button once The motor type flashes e Use the adjustment knob to adjust the motor type to the desired value Press the push button once again to validate the new value OVATION 113 rev 00 9 OVATION 113 Temperature Probes Connecting the Probes The controller is supplied w ith one temperature probe connected to input 1 Up to three additional probes can be connected to the controller in order to obtain a more accurate reading of the average room temperature and a faster reaction time e Use inputs 2 3 and 4 to connect additional probes as shown on the wiroing diagram enclosed CAUTION Probes operate at low voltage and are isolated from the supply Be sure that probe cables remain isolated from all high volt age sources In particular do not route the probe cables through the same electrical knockout as other cables Do not connect the sh
21. an blades in cold weather conditions the controller supplies maximum voltage to the variable speed fans during the 2 seconds imme diately follow ing each start up FOUR INDEPENDENT TEMPERATURE PROBE INPUTS Up to four temperature probes can be connected to the controller in order to obtain a more accurate reading of the average room temperature and a faster reaction time OUTSIDE TEMPERATURE COMPENSATION ON CURTAIN SPEED Curtain opening and closing times can be decreased as a function of out side temperature OVERLOAD AND OVERVOLTAGE PROTECTION Fuses are installed at the input and outputs of the controller to protect its circuitry in the case of an overload or overvoltage MEMORY CARD A memory card is used to create a copy of your controller s parameters COMPUTER CONTROL The controller can be connected to a computer thus making it possible to centralize the management of information and diversify control strategies CONTROL OF AIR INLET MOVEMENT If the OVATION 113 is used in combination with a DWR F 1A controller the movement of the air inlets can be coordinated with the operation of the fans using a potentiometer located on the panel drive This allow s the air inlets to be adjusted correctly without the influence of uncontrollable factors such as wind or air from adjoining rooms TEST MODE A test mode allows you to simulate temperature changes and verify con troller performance OVATION 113 00 5 OVATION 113
22. asten the four black caps provided w ith the controller onto the four mounting holes The enclosure must be mounted in a location that will allow the coverto be completely opened right up against the w all Connections To connect the controller refer to the wiring diagram enclosed w ith this user s manual B Set the voltage switch to the appropriate voltage B Use the electrical knockouts provided at the bottom of the enclosure Do not make additional holes in the enclosure particularly on the side of the enclosure w hen using a com puter communications module B It may be necessary to install a transformer in order to sup ply the appropriate voltage to the heating unit ALARM CONNECTION There are two types of alarms the mar ket One type activates w hen current is cut off at its input whereas the other activates when current is supplied at its input For an alarm of the first type use the NO terminal as shown on the wiring dia gram For an alarm of the second type use the NC terminal ALL WIRING MUST BE DONE BY AN AUTHORIZED ELECTRI CIAN ANDMUST COMPLY WITH APPLICABLE CODES LAWS AND REGULATIONS BE SURE POWER IS OFF BEFORE DOING ANY WIRING TO AVOID ELECTRICAL SHOCKS AND EQUIP MENT DAMAGE 8 OVATION 113 00 OVATION 113 Motor Types The relationship between the voltage supplied to a motor and its operating speed is described by a motor curve This curve varies with the make and capacity of the motor
23. be specified If ten points are not needed repeat the last temperature value for each unnecessary point li Certain restrictions apply to reduce the risk of errors The highest possible day number is 255 Decreasing day numbers are not allow ed Increasing temperatures are not allow ed The temperature variation cannot exceed 3 F 1 6 C per day 18 OVATION 113 00 OVATION 113 m Specifying the Ramp The points of the ramp can only be modified while the ramp is dis abled Refer to the 4 section of this chapter to disable the ramp e Set the function to SET POINT TEMP RAMP The current temperature set point flashes on the display the value does not flash if the ramp is activated Refer to the 4th section of this chapter to disable the ramp Repeat the follow ing steps for each of the ten points point O to point 9 Press the push button The day number of the first point of the ramp point 0 is displayed dO x where is the day number e Using the adjustment knob set the day number of the first point of the ramp to the desired value Press the push button once again The temperature set point associated with the first point of the ramp point 0 is dis played td e Using the adjustment knob adjust the set point of the first point of the ramp to the desired value Once all points of the ramp are defined activate the ramp as ex plained below OVATION 113 00 19
24. ceding pages There is no outside temperature compensation 2 Progressive Mode With Compensation The controller can use the current outside temperature to adjust the opening and closing times of the curtain This feature must be acti vated from the front panel see below An outdoor temperature probe must be connected to input 5 forthis feature to work Room Temperature Rises When the curtain opens the controller increases TIME ON by 5 for every 1 F 0 6 C difference betw een the outside temperature and the outside Set Point The TIME OFF is decreased by the same amount This is true if the outside tempera ture is greater than the outside set point The higher the outside temperature the time on increases causing the curtain to open faster Room Temperature Falls When the curtain closes the controller increases TIME ON by 5 for every 1 0 6 C difference betw een the outside temperature and the outside Set Point TIME OFF is de creased by the same amount This is true if the outside temperature is low er than the outside set point Thelowerthe outside temperature time on increases causing the curtain to close faster NOTE If after compensation the time off value is less than or equal to ten seconds it is set to zero OVATION 113 00 39 OVATION 113 Settings Manual Control of the Curtain Set the selection knob to CURTAIN MANUAL MODE The status of the manual control mode of the curtain i
25. d 20 0 0 3 and 11 1 C e Set the function to STAGES 2 DIFFERENTIAL The current differential of Stage 2 flashes on the display alternating w ith the letters diF e Usethe adjustment knob to adjust it to the desired value OVATION 113 00 33 OVATION 113 Mist Cooling The controller controls 1 mist stage The following graphic shows how this output operates Mist Mist units turn on Mist units turn off in timer mode Cf DIFFERENTIAL OFF Hoom Set Point Temperature Mist Offset Mist units start running according to a timer cycle Time On and Time Off when their start temperature is reached Set Point Mist Offset Differential If the humidity compensation is activated the mist units are shut off when the humidity level is too high OVATION 113 00 OVATION 113 Adjusting the Mist Differential The mist differential is the variation in room temperature betw een the moment the mist units turn on and the moment they turn off It be adjusted between 0 5 F and 20 0 F 0 3 C and 11 1 C Setthefunction to MIST OFFSET DIFFERENTIAL The mist offset is displayed alternating with the letters OFSEt Press the push button The mist differential is displayed ternating with the letters e Using the adjustment knob set the differential to the desired value E Adjusting the Mist Offset The mist offset is the temperature difference from
26. djustment knob to select ALL for an alarm to sound when the average temperature exceeds the defined high orlow limits select Ind for alarm to sound w hen the reading of an individual probe exceeds the high or low temperature limits 46 OVATION 113 00 113 TEST MODE A test mode allows you to simulate temperature changes and verify the performance of your controller In test mode the temperature probe inputs are turned off allow ing to change the temperature used by the controller to operate the stages The controller operates as before using the new temperature settings Enable disable the test mode e Setthefunction to TEST MODE test mode status flashes on the display e Use the adjustment knob to select the desired test mode status On or Off Setting the test mode temperature e the test mode is enabled press the push button The test mode temperature is displayed alternating w ith the let ters tSt NOTE If no user activity is recorded after 4 minutes in test mode the controller automatically exits from the test mode OVATION 113 00 47 113 TROUBLESHOOTING GUIDE PROBLEM CAUSE SOLUTION Thedisplay doesn t work Thedisplay shows the letter P The Defective Probe Pilot Lightis on Thedisplay shows sudden variations in room tem perature The circuit breaker on the service panel is off or tripped The wiring is incorrect
27. e Display REY uaa OQ Ea parados 12 Locking the Parameter Settings 13 TEMPERATURE SETTINGS rsassasaaaaaaaananaanaa 14 Temperature MENTI UL T 14 Viewing uuu uu uu usya pP arte xis unt iEn 14 Temperature SL PONI uuu umu u zas s 17 Temperature ua kusa 18 VENTILATION SETTINGS uuu uuu u nasus s usuyuysapaaassuskanashs 22 OD II ERE TOT sunum yp Sapan naa aus has 22 Minimum Ventilation CyCIe 24 Minimum Ventilation Cycle Settings 24 Humidity Compensation 26 Minimum Ventilation Speed Ramp 29 Differential Settings acies dela aped baee urbe panca did 33 WEM Sere 34 NATURAL VENTILATION u u oc nop Oan ein cnc 37 iln eoru Serre Eoo TE S Ili MT M 40 HEATER SETTINGS 43 ALARM SETTINGS u rir eer 45 TEST MODE 47 TROUBLESHOOTING GUIDE CR 48 TECHNICAL SPECIFICATIONS RODEO ED Ir to 52 FACTORY SETTINGS dona ce nC Or CO CR ICI 53 MEMORY CARD convivere a nu u akuna HO lI CY WE C 54 GLOSSARY isi UE EXERCI WECEXERPIXR MN
28. ed value 4 Adjusting the Curtain s Timer The On time can be adjusted from 10 to 900 seconds the Off time can be adjusted from 0 to 900 seconds in increments of 5 seconds e Set the selection knob to CURTAIN TIMER The ON time of the curtain s timer flashes on the display alternating w ith the letters t On e Use the adjustment knob to set the ON time to the desired value Press the push button The OFF time is displayed alternat ing with the letters t OFF e Usethe adjustment knob to set the OFF time to the desired value OVATION 113 00 41 113 5 Adjusting Outside Set Point The outside set point is used for compensating curtain operating times as a function of outside temperature see above It can be adjusted between 40 0 F and 99 9 F 40 0 C and 37 7 Set the selection knob to OUTSIDE TEMP SET POINT The current outside temperature is displayed Press the push button The outside set point is displayed alternating w ith the letters SEt e Usethe adjustment knob to adjust the outside set point to the desired value m Activating Outside Temperature Compensation e Set the selection knob to OUTSIDE TEMP SET POINT The current outside temperature is displayed Press the push button twice The current on off status of the outside compensation feature is displayed e Usethe adjustment knob to enable or disable the compensa tion function
29. equirements The set point decreases over time as the animals grow ZONED HEATERS When zoned heaters are used heaters in each zone operate according to their ow n probes rather than the average temperature for the entire room In this way heaters across zones are independent of one another 98 OVATION 113 00
30. h the letters day Use the adjustment knob to set the day number to the desired value 4 Deactivating Minimum Speed Ramp e Set the function to STAGE 1 MIN SPEED RAMP The cur rent minimum speed flashes on the display e Press the push button to display the points of the ramp cur rently defined until the word ON appears tw enty one clicks Turnthe adjustment knob counterclockwise by one notch The word OFF flashes on the display The Minimum Speed Ramp Pilot Light turns off indicating that the minimum speed ramp is now deactivated 32 OVATION 113 00 OVATION 113 Differential Settings Refer to the diagram at the beginning of the ventilation chapter for further information on the follow ing parameters m Adjusting the Bandwidth of Stage 1 The Stage 1 bandwidth is the temperature interval over which the speed of variable stage 1 fans increases or decreases proportionally to the temperature The bandwidth can be adjusted between 0 5 F and 20 0 F 0 3 C and 11 1 C e Setthefunction to STAGE 1 BANDWIDTH TIMER The current bandw idth of stage 1 flashes on the display alter nating with the letters BAnd e Usethe adjustment knob to adjust the bandwidth to the de sired value 2 Adjusting the Differential of Stage 2 The differential of stage 2 is the temperature difference from the moment stage 1 fans reach full speed and the moment stage 2 fans start running It can be adjusted betw een 0 5 F an
31. ield from the probe cable to a terminal or a ground Switches are used to activate or deactivate the additional probes connected to the controller e Activate each additional probe by setting the appropriate switch to ON ON 3 Switch 3 activates the probe connected to input 2 Switch 4 activates the probe connected to input 3 Switch 5 activates the probe connected to input 4 10 OVATION 113 rev 00 113 2 Extending the Probes Each probe can be extended up to 500 feet 150 meters To extend a probe e Use a shielded cable of outside diameter betw een 0 245 and 0 260 in 6 22 and 6 60 mm the cable dimensions should not be under 18 AWG to ensure the cable entry is liquid tight Do not ground the shielding e 15 preferable to solder the cable joint to ensure a proper contact betw een the two cables CAUTION Do not run probe cables next to other pow er cables When crossing over other cables cross at 90 EHE Defective Probes If a defective probe is detected the Defective Probe Pilot Light turns on The room temperature show n on the display corresponds to the average temperature measured by the probes in working condition To identify the defective probe Set the function to PROBE TEMP MIN MAX If the probe connected to input 1 is not defective the let ters PRI are displayed alternating with the on off state of the probe and the temperature measured by the probe
32. il the ramp is reactivated or until a new single minimum speed is specified using the first method STAGE 1 MIN SPEED 96 DAY1 DAY5 DAY 10 DAY 17 DAY 25 DAY 35 DAY 40 DAY 60 DAY 80 DAY 100 DAYS NOTES i The minimum speed ramp must be deactivated before speci fying the points on the ramp see below 1 Allten points of the ramp must be specified If you do not need ten different points repeat your last minimum speed for each unnecessary point of the ramp Certain restrictions apply to reduce the risk of errors decreasing minimum speeds are not allow ed the min speed variation cannot exceed 1096 per day OVATION 113 00 29 OVATION 113 El Specifying the Minimum Speed Ramp The points of the ramp can only be modified w hile the ramp 15 disabled Refer to the 4 section of this chapter to disable the ramp Set the function to STAGE 1 MIN SPEED RAMP The current minimum speed of stage 1 flashes on the display the value does not flash if the ramp is activated Refer to the 4th section of this chapter to disable the ramp Repeat the following steps for each of the ten points point O to point 9 e Press push button A day number is displayed alter nating with the word dO x where x is the day num ber Using the adjustment knob set the day number of the first point of the ramp to the desired value Press the push button once again The minimum speed of the first point po
33. int 0 is displayed PO x where x repre sents the speed e Use the adjustment knob to adjust the minimum speed of the first point of the ramp to the desired value 30 OVATION 113 00 113 2 Activating Minimum Speed Ramp If vou have just finished specifying the points on the ramp Press the push button once again The word OFF flashes on the display e Tum the adjustment knob clockwise by one notch The word ON flashes on the display and the Minimum Speed Ramp Pilot Light turns on indicating that the minimum speed ramp is now activated If you have previously specified the points on the ramp e Setthefunction to STAGE 1 MIN SPEED RAMP The cur rent minimum speed flashes on the display Press the push button to display the points of the ramp cur rently defined until the w ord OFF appears tw enty one clicks Tum the adjustment knob clockwise by one notch The word ON flashes on the display and the Minimum Speed Ramp Pilot Light turns on indicating that the minimum speed ramp is now activated OVATION 113 00 31 OVATION 113 EN Adjusting the Day Number The current day number can be adjusted in order to move forw ard or backw ard on both ramps temperature and minimum ventilation speed ramps at the same time Note that the current day is set to OFF if no ramp function is enabled e Set the function to CURRENT RAMPING DAY The current day number is displayed alternating wit
34. ive humidity is expressed as a percentage Set the function to RELATIVE HUMIDITY MIN MAX The current relative humidity is displayed Turn the adjustment knob clockw ise by one notch The maxi mum humidity reading flashes on the display alternating w ith the letters rH Turn the adjustment knob counterclockw ise one notch the current humidity level is displayed once again Turn the adjustment knob counterclockw ise one notch fur ther The minimum humidity reading flashes on the display alternating with the letters rH Lo NOTE If you let the display flash for more than 10 seconds when the maximum or minimum humidity is displayed the controller resets the minimum and maximum humidity values currently in memory the display stops flashing to indicate that the reset has been done 2 Adjusting the Relative Humidity Set Point When the relative humidity exceeds the humidity set point the mini mum speed of stage 1 fans is increased by a proportional amount to compensate for the increase in humidity Note that the humidity com pensation feature must be activated forthis to work Set the function to STAGE 1 RH COMPENSATION The rela tive humidity set point is displayed alternating with the let ters Set Use the adjustment knob to adjust the set point to the de sired value OVATION 113 00 27 OVATION 113 EN Adjusting the Minimum Speed Compensation This is the increase in the minimum speed for a relative h
35. minimum speed Below the Set Point stage 1 fans stop operating continu ously and operate according to the minimum ventilation cycle at minimum speed USING A FIX HYSTERESIS ON VENTILATION STAGE 2 This function allow s deactivating stage 2 when the room tempera ture decreases of 2 F 1 1 C below its differential Set the internal switch 6 to ON to activate this function Ventilation Level stage 2 B a m m Rc cR sh DCN SS INCUN a s aE 8 Slade qct kan digi e a Minimum Ventilation Cycle 4 Room T lt q Bandwidth 4 Differential Stage 1 Stage 2 Set Point OVATION 113 00 23 113 Minimum Ventilation Cycle When the room temperature is below the set point the fans of stage 1 operate according to the minimum ventilation cycle Running the fans even though ventilation is not required for a cooling purpose is useful to reduce humidity levels and supply oxygen to the room It also prevents the fans from freezing in winter TIME ON STAGE1 gt STAGE 1 MIN SPEED OFF gt TIME OFF STAGE1 During the Time On stage 1 fans run at their minimum speed and the pilot light of stage 1 is lit during the Time Off the fans return to a stop and the pilot light turns off Note that the minimum speed of stage 1 can automatically be adjusted over time with
36. ng condition Set the function to ROOM TEMP MIN MAX The aver age room temperature is displayed E Viewing the Outside Temperature Setselection knob to OUTSIDE TEMPERATURE The out side temperature is displayed 14 OVATION 113 00 OVATION 113 3 Viewing Probe Temperatures The controller can display probe temperatures individually Probes can also be turned on or off to control the temperature in different parts of the building e Set the function to PROBE TEMP MIN MAX The tem perature reading of probe 1 is displayed alternating with the letters Pr 1 and the on off state of the probe Foreach additional probe press the push button The tem perature reading of probe x is displayed alternating with the letters Prx and the on off state of the probe etc 4 Viewing Min Max Temperatures Follow this procedure to see the low est and highest room tempera ture values that have been recorded since the last reset e Set the function to ROOM TEMP MIN or OUTSIDE TEMP SET POINT The corresponding temperature is displayed Turnthe adjustment knob clockwise by one notch The maxi mum room temperature is displayed alternating with the let ters Hi Turnthe adjustment knob counterclockwise one notch The room temperature is displayed once again e adjustment knob counterclockw ise one notch fur ther The minimum room temperature flashes on the display alternating wi
37. re the stage 1 COM MON is supplied by line L1 Adjust set point or deactivate compensation as required OVATION 113 PROBLEM Stage 2 is not operating The Stage s fuse is open The display board interconnect cable is not plugged into the power supply board properly The wiring is incor rect The fan motor or heating unit is defective The controller is defective SOLUTION Replace the fuse Make sure the cable is firmly plugged in with the tabs in place Correct the wiring In particular make sure two different lines are connected to each motor line L1 modulated by the controller should be combined with another line N for 115V or L2 for 230V to activate the motor or heating unit Also make sure the Stage COMMON is supplied by line L1 Verify if the motor or heating unit is defective by connecting it to an alternate power supply Replace the motor or heating unit If it still is not operating Listen to see if there is a clicking sound when the Stage s pilot light turns on If there is no clicking sound contact your distributor to repair the control ler OVATION 113 00 51 113 TECHNICAL SPECIFICATIONS OVATION 113 Supply 115 230 1896 896 50 60Hz L1 same phases as Stage 1 and 2 overload and overvoltage protection fuse F12 1A fast blow Stage 1 Variable output 115 3 4 HP 230 VAC 1 5 HP Mot 10A 50 60 Hz fuse F1
38. s displayed e Use the adjustment knob to select the manual mode status to select the automatic control mode OPn to manually open the curtain the letters OPn flash on the display for 5 seconds then the cur tain starts opening CLo to manually close curtain the letters CLO flash on the display for 5 seconds then the curtain starts closing OFF to stop the curtain s actuator E Adjusting the Curtain Offset The offset is the number of degrees above the set point at which the curtain starts closing in timer mode refer to the previous graphic It can be adjusted from 0 5 to 20 0 F 0 3 to 11 1 C and must be greater than bandw idth 1 Setthe selection knob to CURTAIN OFFSET DEAD BAND The curtain offset flashes on the display alternating w ith the letters OFSEt e Use the adjustment knob to set the offset to the desired value 40 OVATION 113 00 OVATION 113 Adjusting the Dead The dead band is the temperature difference betw een the opening and closing temperatures of the curtain The dead band can go from 0 5 F to 20 0 F 0 3 Cto 11 1 C e selection knob to CURTAIN OFFSET DEAD BAND The curtain offset flashes on the display alternating w ith the letters OFSEt e Press the push button The dead band of the curtain flashes on the display alternating with the letters d bnd e Usethe adjustment knob to set the dead band to the desir
39. s the push button to display the points of the ramp actu ally defined until the word ON appears tw enty one clicks e Turnthe adjustment knob counterclockwise one notch The word OFF flashes on the display and the Temperature Ramp Pilot Light turns off indicating that the temperature ramp is now deactivated OVATION 113 00 21 OVATION 113 VENTILATION SETTINGS Cooling Operation The OVATION 113 controls one stage of variable speed fans Stage 1 and one stage of constant speed fans Stage 2 Ventilation Level stage D e e ee e eR c e c RR Gc Sage ex Io ECCO C dedo E RO y Minimum Ventilation Cycle Room T lt q Bandwidth 4 Differential Stage 1 Stage 2 Temperature Set Point IF THE ROOM TEMPERATURE RISES When room temperature Set Point stage 1 fans run at minimum speed according to the minimum ventilation cycle e AtSet Point stage 1 fans stop operating according to the minimum ventilation cycle and increase in speed as the room temperature rises e AtSet Point Bandwidth 1 stage 1 fans reach full speed e AtSetPoint Bandwidth 1 Differential 2 stage 2 fans start running 22 OVATION 113 00 113 IF THE ROOM TEMPERATURE 5 e AtSet Point Bandwidth 1 stage 2 fans return to a stop and stage 1 fans start decreasing in speed as the tempera ture decreases e At Set Point Stage 1 fans reach
40. th the letters Lo If any minimum or maxi mum temperature reading is out of range the controller dis plays the letter P instead of displaying a temperature NOTE If you let the display flash for more than 10 seconds the controller resets the min and max temperatures currently in memory the display stops flashing to indicate the reset has been done OVATION 113 00 15 OVATION 113 Viewing Min Max Probe Temperatures Follow this procedure to see the lowest and highest temperature read ings that have been recorded by each probe since the last reset e Set the function to PROBE TEMP MIN MAX The tem perature reading of probe 1 15 displayed alternating with the letters Pr 1 and the on off state of the probe Turn the adjustment knob clockwise by one notch The maxi mum temperature of probe 1 is displayed alternating with the letters Pr1 Hi e Turn the adjustment knob counterclockwise one notch The current temperature of probe 1 Is displayed once again e Turn the adjustment knob counterclockwise one notch fur ther The minimum temperature of probe 1 flashes on the display alternating with the letters Pr1 Lo e adjustment knob clockwise by one notch The cur rent temperature of probe 1 is displayed once again Press the push button to select another probe then proceed as explained above to see the minimum and maximum tem perature readings of the desired probe NOTE If you let
41. the display t Off e Usethe adjustment knob to adjust the Time Off to the de sired value OVATION 113 00 25 OVATION 113 Humidity Compensation The minimum speed of stage 1 can automatically be adjusted as a function of relative humidity As humidity increases the minimum speed increases proportionally to compensate for the change At humidity levels at or below the humidity set point the minimum speed is equal to the normal uncompensated speed The user specifies the percentage increase in minimum speed for a relative humidity equal to the humidity set point 1096 For example if the minimum speed is 4096 and the compensation adjustment is 3096 the minimum speed will be adjusted to 70 of full speed when the humidity rises 10 above the humidity set point In addition to adjusting the minimum speed the humidity compensation feature also changes the opera tion of the minimum ventilation cycle if the controller is operating in minimum ventilation mode when the relative humidity exceeds the humidity set point the minimum ventilation fans are operated con tinuously rather than cycled Stage 1 Min Speed 10096 Compensation begins Compensation 96 Normal Min Speed 0 Relative Relative Humidity Humidity Set Point When a compensation is applied to the minimum speed the compen sation pilot light turns on 26 OVATION 113 rev 00 113 m Viewing the Relative Humidity The relat
42. the display flash for more than 10 seconds the controller resets the minimum and maximum temperatures of the selected probe the display stops flashing to indicate that the reset has been done 16 OVATION 113 00 113 Temperature Set Point The temperature set point is the target room temperature It can be adjusted between 40 0 F and 120 0 F 40 0 C and 48 9 C Adjusting the Temperature Set Point e Set the function to SET POINT TEMP RAMP The current set point flashes on the display e Usethe adjustment knob to adjust the set point to the de sired value NOTE The temperature set point can only be adjusted while the temperature ramp is deactivated see follow ing section OVATION 113 00 17 OVATION 113 Temperature Ramp The user can define a temperature ramp to adjust the set point auto matically over a given time period SET POINT TEMPERATURE DAY 4 DAY 15 DAY 21 DAY 30 DAY 36 DAY 45 DAY 55 DAY70 DAY 80 DAY 100 DAYS A ramp 15 defined using ten points Each point specifies a day number and a Set point for that day Once the points of the ramp are defined the ramp must be activated The controller will change the tempera ture set point every hour in a linear fashion betw een consecutive points of the ramp When the last point of the ramp is reached the tempera ture set point for that day is maintained until the ramp is reactivated NOTES All ten points of the ramp must
43. umidity equal to the humidity set point 1096 It ranges from 0 to 100 Set the function to STAGE 1 RH COMPENSATION The rela tive humidity set point is displayed alternating with the let ters Set Press the push button The current minimum speed compen sation is displayed alternating with the letters SPEEd Use the adjustment knob to adjust the minimum speed com pensation to the desired value 4 Activating Deactivating Humidity Compensation Set the function to STAGE 1 RH COMPENSATION The rela tive humidity set point is displayed alternating with the let ters Set Press the push button tw ice The current on off state of hu midity compensation flashes on the display Use the adjustment knob to adjust the on off state to the desired value 28 OVATION 113 00 113 Minimum Ventilation Speed Ramp The user can define a minimum ventilation speed ramp to adjust the minimum speed of stage 1 automatically over a given time period A ramp is defined by ten points and each point specifies a day number and a fan speed for that day Once the points are defined the mini mum speed ramp must be activated When the minimum speed ramp is activated the controller adjusts the minimum speed of state 1 fans every hour in a linear fashion betw een tw o consecutive points When the last point of the ramp is reached the ramp is deactivated The controller maintains the minimum speed specified forthis point unt
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