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USER`S MANUAL

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1. 24 Temperature Set POIBES 26 Temperature d m 27 MINIMUM VENTILATION een ennn n n n n n nnn 30 Principle of FRED EDI 30 Minimum Ventilation Settings mH 32 Minimum Ventilation Speed Curve 34 COOLING XE 37 Outside Temperature Compensation 42 Merong gs TIT TOO T 45 De icing Stage 2 48 MECON ne D 50 Relative Humidity RH Compensation 53 HEATER SETTINGS mv vi XE EYE FERRE EX 57 Regular Heating Stags tup M COE ad 57 Zoned Heating 66 58 Heating Stages using s sssssssrrrrssrrrrrrserrrrnrsrrrrrrserrrrnne 59 2 EXPERT 2V4SA rev 01 EXPERT 2V4SA TIMER BASED AIR INLET nnnm nmn nnn 62 Principle of ODE AION 62 cimi T 67 Manual Opening of the Air 71 POTENTIOMETER BASED AIR INLET 72 Principle of Operation To TT 72 SN A a 75 Manual
2. EXPERT 2V4SA rev 01 105 EXPERT 2V4SA PARAMETER SETTINGS 0 10V output 1 used for Ventilation Heating Heat Mat Chimney Damper 0 10V 1 follows the set point Yes 0 10V output 1 signal 0 10V Use night set point Yes Night starts at Day starts at Use low temperature override Yes No COT X T ie oe Use Set Point curve Yes No Use Min speed curve Yes No Led Display T T SP T INLET SP INLET 106 EXPERT 2V4SA rev 01 INDEX 0 10V outputs 0 10V signal 0 10V or 10 0V 19 Activating the 0 10V output 18 Chimney damper mode Enable this operating mode 18 Settings 91 93 Heat mats Enable this operating mode 18 Settings 94 Heating mode Enable this operating mode 18 Settings 88 90 94 Ventilation mode Enable this operating mode 18 Settings 84 87 Actuator Reset actuator s position Automatic reset 66 67 70 Manualreset 70 Adjusting a parameter 9 Age see Day Night Alarms Alarm limits 96 99 Alarm wiring 11 Defective potentiometer alarm 98 Defective probe alarm 98 Temperature alarms 96 98 Water spill alarm 99 Average temperature see Temperature B Backup see M emory card Buttons 9 C Calibration Inlet calibration 75 Wate
3. 29318 E JDVLS IH 2 9315 ME 3943W Gasn XINO SI IH 4318 i TN er 4215 1 1 1 1L11 1 1 O ccc iM CEDE dd a d3lS EE gee iS aS RP IH dais i i IH 4315 O v 4318 ME dais ee Por S 4319 S 4318 9 4318 9 4315 Jeju peseg 14ojeujonuelod jo 96 EXPERT 2V4SA rev EXPERT 2V4SA Maximum Opening of the Air Inlet A supplementary stage can be calibrated in order to continue opening the air inlet beyond the last temperature of the controller s ventilation stages This supplementary stage is used to direct the airflow more efficiently during periods of warm weather The user must specify the maximum inlet Opening and the number of degrees over the last ventilation stage at which this opening must be reached The inlet can reach this maximum opening two different ways 1 Progressive Mode The controller gradually opens or closes the panels in a linear fashion as the room temperature rises above the last reference point temperature The inlet reaches its maximum opening
4. 4 IH das ME a EE 4318 ME ME i EM Us 4315 Q31VALLOV SI 39VIS Bae see IH 29218 TE c 39 15 N33M138 dais ME JOYS 4i i KINO SI IH 4315 1 TN 4215 1 1 MEM LLLI 2 LLL lc a a a ade CaM a E E d3lS P 4 r HT IH das o NE dals E l M M y dals v dals DLL S d3ls S 4315 si tenets cendi pb drole dM rr eue de E 9 dals 94215 eui 01 92 EXPERT 2V4SA rev EXPERT 2V4SA m Manual Opening of Chimney Dampers It is possible to open or close chimney dampers manually When it is controlled manually the controller stops controlling the 0 10V chimney output Set the function to 0 10V OUTPUT Make sure the 0 10V output is used as a chimney damper in the USER SETUP Press MODIFY then press the up arrow Mode Manu key to select the manual control mode Opening 5 Manu Press MODIFY The current damper opening flashes on the display Use the arrow keys to select the desired opening Do not forget to return to the automatic control mode afterw ards so that the controller can take back control
5. 71 0 F of the first heating stage is displayed B Follow the same procedure to set the start stop temperatures and the On and Off times for the second timer of the first heater stage iftwo heater stages are used proceed in similar fashion to the timers of the second heating stage if applicable EXPERT 2V4SA rev 01 61 TIMER BASED AIR INLET Principle of Operation The controller can control the inlet opening with a timer instead of using a potentiometer With the timer mode the controller converts inlet openings into time values To use this opening mode enable the inlet timer in the USER SETUP menu Opening of the Air Inlet The controller adjusts the opening of the air inlet according to the opera tion of the ventilation stages As the temperature increases and new stages are activated the inlet is opened or closed accordingly The ventilation curve is divided into steps and the user must program a new air inlet posi tion for each step Opening of the Air Inlet During Variable Stages A step is also added when a variable stage starts increasing in speed right after the stage s differential This step is called Step x Hi The step number is not increased as we are dealing with the same ventilation stage In the previous graph Step 1 corresponds to the activation of Stage 1 and Step 1 Hi signals the point where Stage 1 fans reach their full speed The user must thus define the inlet opening position 96 req
6. degrees to 100 of stage 1 even though no new stages are activated at this point This step is called Step 1 Hi the step number is not increased as we are dealing with the same ventilation stage as Step 1 Step 0 defines the initial position of the air inlet Inlet Calibration If a potentiometer is used the inlet must first be calibrated This calibration tells the controller what are the minimum and maximum openings of the actuator Refer to the follow ing section to calibrate the inlet Actuator s Accuracy When the actuator isn t moving a minimum opening or closing percentage is necessary so that the actuator can start to move This user defined value is called ACCURACY and can be adjusted from 2 to 10 This value prevents the actuator from moving constantly 72 EXPERT 2V4SA rev 01 73 01 lt ol LYVLS ol LYVLS ol LYVLS oL LYVLS ol LYVLS 9 39 165 39 15 v ADVLS 6 39 165 39VIS 1 LAS gt ADVLS AO 39V1S AO 139 18 10 NOLLVTILN3A oL dicen 00LHOWSHOL 29015 001 HOV3H OL 001 HOV3H OL WANININ gt 5334930 40 5338930 do 5338930 40 E 04318 NE NE T4417 BN mE dais MEM E EE IH das gt lt D a rd JE IH d31S a 2 4815 l 2 E 4 24218 d31VALLOV SI 39 18 ANY v
7. 36 Transition Time 38 Set the transition time betw een day and night set points to the desired value It Transition time 4 can be adjusted from 15 to 120 minutes 60 min Accessible if the night set point is enabled above Low Temperature Override Select Yes to activate the follow ing functions when the room temperature is too low Low T override Yes 1 Decrease the speed of stage 1 fans amp stop stage 2 2 Close the air inlet further Ovemide Below Set the temperature below which the Low temperature override options Override below start being effective This temperature 70 0 v is directly related to the set point When a change in the set point occurs the override s start temperature is adjusted consequently Adjustable from 1 F to 40 0 6 to 22 2 C below the set point Accessible if the Low temperature override feature is enabled above w Override Stops at Set the temperature above w hich the override functions stop when the room Override stop at temperature increases This tempera 75 0 P ture is directly related to the set point When a change in the set point occurs the override s stop temperature is adjusted consequently Accessible if the Low temperature override feature is enabled above EXPERT 2V4SA rev 01 21 EXPERT 2V4SA 40 Low Temperature Override Settings Set the minimum speed of stage 1 fans and the inlet position that will be used Min
8. M Keep pressing on n arrow key to display the minimum and maximum hu midity levels forthe previous 6 days Use the up arrow key to return to the previ ous display screens 54 EXPERT 2V4SA rev 01 EXPERT 2V4SA Adjusting Relative Humidity Set Point The RH set point is the humidity level above which RH Compensation func tion start This set point can be adjusted from 40 to 10096 of humidity Set the function to STAGE 1 using the menu select buttons Press on the dow n arrow key in order to reach the Humidity set point display Humidity setp Accessible if the RH Influence Minimum 65 v Speed feature is enabled in the User Setup Press on the MODIFY button The humidity set point flashes on the display Adjust the humidity set point to the desired value using the arrow keys Press on the MODIFY button to validate the new value Adjusting the Minimum Speed Compensation This is the increment in the minimum speed of fan stage 1 for humidity levels that are higher than the humidity set point 1096 refer to the previous graphic The value ranges from 0 to 100 Set the function to STAGE 1 using the menu select buttons Press on the dow n arrow key in order to display the minimum speed compensa RH speed comp tion menu 60 E Note that this menu only appears if the RH Influence on Minimum Speed feature has been activated in the User Setup Press on the M ODIFY button The minimum spe
9. Make sure the 0 10V output uses the Venti lation option in the USER SETUP Probes Press on the down arrow key to select 1234 A the probe selection display Select which of the sensors are used to control the selected 0 10V output Blinking digits represent probes that are assigned forthis pur pose At least one temperature probe must be selected Press on the MODIFY button then set each probe s status by using the arrow keys EXPERT 2V4SA rev 01 87 EXPERT 2V4SA 0 10V Heating Output When it is used for heating the 0 10V output is activated when its Start Temperature is reached The heat intensity gradually increases as the room temperature decreases The user specifies at w hat temperature heating units must reach their maximum intensity Maximum T and the room temperature above which the output is deactivated Stop at T 0 10V THE HEATING DEVICE REACHES OUTPUT ITS MAXIMUM INTENSITY MAX HEAT THE HEATING DEVICE TURNS ON THE HEATING AT ITS MIN DEVICE INTENISTY TURNS OFF MIN HEAT ROOM T M STOP TEMPERATURE TEMPERATURE MAX TEMPERATURE MINIMU 88 EXPERT 2V4SA rev 01 EXPERT 2V4SA EN Adjusting the Min T of the 0 10V Heating Output The minimum temperature is the temperature below which the heater units of the 0 10V output start operating at their minimum capacity refer to the previous diagram This parameter can be a fix value absolute or it can be related to the set point This me
10. Opening with 1 Intermediate Step Time or 96 Step HI HERES _ Opening Intermediary Y Step 1 Step Opening Variable Stage 50 96 75 100 96 Speed interm step 1 Opening of the Inlet During a Variable Stage Opening with 2 Intermediate Steps Time or 96 Step HI i Opening Intermediary i __ _Step 2 n Intermediary i Step 1 Y Step Opening Variable Stage 50 60 85 96 100 Speed interm interm step2 64 EXPERT 2V4SA rev 01 4 T gt N X Opening 96 a a a Opening of the Timer Based Air Inlet STEP 6 sc er a a ee ee es a re Se c ui p i cec STEP 5 EAA errr Re ea ote eee deem oy Pee eee Hae San Ree ee pee pee eee M aad oL E TN STEP 3 HI ee er eae eee ey ere eae eee Sedem dunes EE EE STEP3 STEP 3 i TN STEP 3 HI IS ONLY USED IF THE MERGE STEP 2 HI BETWEEN STAGE 2 MEE SER AG d SUE e AND STAGE 3 IS ACTIVATED ME STEPS UE STEP 2 1 1 1 1 1 STEP 1 HI STEP 1HI a
11. controller s ventilation stages As the temperature increases and new Stages are activated the chimney damper is opened or closed accordingly The ventilation curve is divided into steps and the user must program a new chimney position for each step A step 15 also added when the speed on a variable speed stage reaches 100 without activating a new stage The figure besides illustrates this In this example a step is added when the first ventilation stage reaches full speed at temperature set point of degrees to 100 of stage 1 even though no new stages are activated at this point This step is called Step 1 Hi the step number is not increased as we are dealing with the same ventilation stage as Step 1 Step 2 corresponds to the activation of Stage 2 and Step 2 Hi defines the point where Stage 2 reaches full speed Step 0 defines the initial position of the air inlet and corresponds to a room temperature of 0 3 F below the set point EXPERT 2V4SA rev 01 91 4 T gt N an gt lt ol LHVLS ol LYVLS ol 1HVIS 0114918 ol 1418 9 3915 3915 v 3015 39 15 JDVLS 1NIOd 13S gt 1 dO4B ADVLS AO gt 39V1S AO 139 18 o L 00 29015 001 HOV3H OL 001 HOV3H OL WAWINIW 40 40 40 vais NNI EE dais TE E i i eG IH dals b d
12. j STEP 1 EE MANN OE 7 0 i NE Nb Aereo SAGES graces mes smoes STOP T s STOP T STOP T STOP T VENTILATION OF STAGE 1 OF STAGE 2 OF STAGE 3 SET POINT STAGE 2 STAGE 3 STAGE 4 STAGE 5 STAGE 6 START T START T START T START T START T Room T 65 01 EXPERT 2V4SA rev EXPERT 2V4SA Automatic Reset of the Actuator s Position The controller needs to reset the actuator s position at regular interval to make sure the inlet s position is always accurate Resetting the actuator s position clears all accumulated time offsets caused by the frequent open ings and closings of the inlet This reset is performed automatically accord ing to one of these two methods Reset the minimum position only Close mode Each time a reset is performed the inlet totally closes Once the actuator s position is reset the inlet returns to its previous position Reset toward the nearest position Open Close mode Each time a reset 15 performed the inlet fully opens on condition that its current opening is over 50 if the current inlet opening is less than 50 96 the controller closes the inlet to reset the actuator s posi tion This way the inlet never closes w hen the room temperature al ready asks for a large opening Make sure limit sw itches are located at both ends of the actuator when using this resetting method Maximum Opening of the Timer Based Inlet A s
13. the start temperatures of all consecutive fan stages are increased by the same amount The minimum temperature difference betw een tw o start temperatures is 0 5 F 0 3 C Note that stop temperatures cannot overlap the previous stage s start temperature The graphic on next page illustrates the situation 35 Refer to the MINIMUM VENTILATION chapter to set the mini mum speed of stage 1 fans EXPERT 2V4SA rev 01 37 EXPERT 2V4SA VENTILATION Fan Stages STAGE 6 nn ees STAGE 5 RTI ITE T E EE S re ee 2 FULL SPEED ATENTO r STAGE MIN SPEED STAGE 1 FULL SPEED STAGE 1 0 3 F MIN SPEED aur OF DEGREES OF DEGREES STAGE 3 STAGE 4 STAGE 5 STAGE 6 gode TOF STAGES i START TEMP START TEMP START TEMP START TEMP ROOM T MINIMUM STAGE 2 STAGE 3 STAGE 4 STAGE 5 STAGE 6 VENTILATION SET POINT START TEMP STOP TEMP STOP TEMP STOP TEMP STOP TEMP CYCLE 38 EXPERT 2V4SA rev 01 EXPERT 2V4SA 1 Adjusting of Degrees to Reach 100 of Stage 1 This is the temperature interval over which stage 1 variable speed fans increase in speed proportionally to the temperature in order to reach their full speed see the diagram above It can be adjusted betw een 0 5 F and 20 0 0 3 C and 11 1 C B Set the function to STAGE 1 using the menu select buttons The number of degree
14. 17 Current outside temperature 25 Outside T compensation 17 42 44 Outside temperature s history 25 Room temperature Assigning room temperature probes 16 Current room temperature 24 Room temperature s history 24 Selecting the temperature units 15 Summer s reference T 17 Temperature alarms 96 98 Temperature curve 27 29 Temperature probes See Probes Temperature set points see Set points Winter s reference T 17 Test mode 100 Time Night time see Day Night Selecting the time format 15 Setting time and date 13 Timer 0 10V outputs timer 86 Heater stages timer 19 Timer based inlet see 5 Transfer error 103 U Units Selecting the temperature units 15 Selecting the time format 15 Selecting water units Lit Gal 16 User setup 15 23 V Variable fans See Fan speed Version program 23 W Water Selecting water units 16 Water consumption s history 14 Water meter Activating the water meter 16 Water meter s calibration 16 Water spill alarm limits 99 EXPERT 2V4SA Winter Outside temperature compensation 42 44 Setting winter s reference T 17 Winter s of degrees to 100 44 Wiring 10 11 Precautions 4 Z Zoned heaters Activating zoned heaters 19 Operation amp settings 58 61 EXPERT 2V4SA rev 01 111
15. 59 EXPERT 2V4SA EM Adjusting the Start T of Heater Stages 1 2 The start temperature of a heating stage can be adjusted from 40 F 22 2 C below the set point to 39 5 F 21 9 C above the set point its stop temperature can be adjusted from O 5 F above the start temperature to 40 F 22 2 C above the set point Using a start temperature that Is greater than the set point can be used to control heat mats for instance B Set the function to HEATERS using the menu select buttons The starttempera Heater 1 ture of heater 1 is displayed StartT 73 0 F v Available if a heater is enabled in the USER SETUP B Press onthe MODIFY button The start temperature of the first heater stage 1 flashes on the display Use the arrow keys to set it to the desired value Press on the MODIFY button to validate B Press onthe n arrow key The stop StopT 75 0 temperature of the first heater stage is displayed 4 B Press onthe MODIFY button once again The stop temperature flashes on the display Set it to the desired value using the arrow keys Press on the M ODIFY button to validate if two heaters are used press on down arrow key in order to display the start temperature of the second heater stage then follow the same procedure to adjust the start and stop temperatures of the second heater stage if applicable Adjusting Heater Stages Timer If the timer has been enabled in the USER SETUP follow this
16. ALARM EXPERT 2V4SA rev 01 11 EXPERT 2V4SA MOTOR TYPES The relationship betw een 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 The various motors available 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 separately for stages 1 and 2 variable fans according to the type of fan motors in use Stages 1 2 Motor Curve Selection B Select the STAGE 1 or the STAGE 2 function using the menu select buttons depending on which stage s motor you want to adjust B Press onthe n arrow key in order to select the Motor curve screen display Motor curve B Press onthe MODIFY button the mo tor curve flashes on the display B Usethe arrow keys to adjust the mo tor curve of the selected stage then press on the MODIFY button once again to validate 12 EXPERT 2V4SA rev 01 TIME AND DATE FUNCTIONS Set the function to TIME amp DATE using the menu select buttons The current time and date are displayed B Press onthe MODIFY button The hours flash on the display Use the arrow keys 12 00 00 PM to set the hours Press onthe MODIFY 01 01 200 button The minutes flash on the display Use the arrow keys to set the minut
17. Compensation MINIMUM SPEED on the Minimum Speed of Stage 1 Fans OF STAGE 1 FANS 40 REGULAR MIN SPEED THE MINIMUM SPEED CHANGES DEPENDING ON THE OUTSIDE 20 TEMPERATURE WINTER S MIN SPEED WINTER T SUMMER T OUTSIDE TEMPERATURE Note that the minimum speed used in winter is directly related to the regular minimum speed This means that if a change occurs in the regular minimum speed the winter s minimum speed is auto matically adjusted by the same value 42 EXPERT 2V4SA rev 01 EXPERT 2V4SA Outside Temperature Compensation on the number of degrees to 100 of stages 1 amp 2 The number of degrees to reach 100 of stages 1 amp 2 can automatically be adjusted according to the outside temperature The user defines the number of degrees to reach 100 for winter and for summer The number of degrees to reach 100 are then automatically adjusted as the outside temperature changes 35 If the of degrees to reach 100 of stage 1 or2 changes start temperatures of all consecutive fan stages are adjusted by the same amount Outside Temperature Compensation on the of degrees to reach 100 96 OF DEGREES of fan stages 1 amp 2 TO REACH 10096 OF FAN SPEED MAXIMUM DEGREES TO DEGREES REACH 100 OF 100 IN WINTER 5 F OF DEGREES TO REACH 100 N SPE STARTS INCREASING AS THE OUTSIDE TEMPERATURE DECREASES DEGREES TO 100 3 F OUTSIDE WINTER T SUMM
18. Opening of the Air Inlet sees 79 Static Pressure Compensation on the Inlet Opening 80 OLOV OUTPUTS DEREN 83 USTO V Ventilation 84 0 I0V Heating Utd E E 88 0 10V Chimney Damper 91 O LOV Outputs Heat Mat Settings 2 2 94 ALARM SEITINGS vro rrr ERE 96 Temperature AT S se 96 Defective Probe 98 Defective Potentiometer Alarm 98 Water Spill Alarm easet a VER Sweden aliti eto ta a UU Feb dota Rd 99 TEST MODE sione EP 100 TECHNICAL SPECIFICATIONS 101 MEMORY 102 INSTALLATION n n nn n n n n nn 104 INDEX idee 107 EXPERT 2V4SA rev 01 3 PRECAUTIONS We strongly recommend installing supplementary ventilation as as a backup thermostat on at least one fan stage refer to the wiring diagram enclosed with this user s manual to connect the thermostat Although overload and overvoltage protection Is provided for the controller circuits we recommend installing additional protection devices in the electrical panel The room temperatur
19. average room temperature exceeds the high temperature alarm setting a high temperature alarm is generated When the average room temperature drops below the low temperature alarm setting a low tem perature alarm is generated Although these settings are entered by the user as absolute values they are defined relative to the current set point and are automatically adjusted by the controller w hen the set point changes This means for example that when the controller switches to the night time set point the high and low temperature alarms are readjusted using the same offset from the daytime set point HIGH T ALARM N HIGH T ce reer ROOM T SET POINT 1 oo Bog ure Sor oque based vdd qu a E Ue LOW METTI IIT ROOM TEMP 96 EXPERT 2VASA rev 01 EXPERT 2V4SA The situation 15 slightly different when the outside temperature is greater than the set point In this case the set point is replaced by the outside temperature as the reference point Another parameter called the critical temperature 15 defined to continue monitoring the indoor temperature for high temperatures When the indoor temperature reaches the critical high temperature defined as an absolute value an alarm is set off EN Adjusting Low and High Alarm Temperatures The low temperature alarm can be adjusted from 40 F to 0 5 F 22 2 to 0 3 C below the set point The high temperature alarm can be ad
20. controller doesn t have one the de icing cycles are alw ays active Set the function to STAGE 2 using the menu select buttons Press the dow n arrow key to select the BF outside temperature at which de icing 06 16119 out T cycles start A vailable if the de icing feature and the out side temperature sensor are enabled in the USER SETUP Press MODIFY The de icing cycle s outside temperature flashes on the display Use the arrow keys to set the outside temperature below which de icing cycles start Press MODIFY to validate the new value EN Adjusting De icing Cycle Timer The ON time can be adjusted from 0 to 900 seconds The cycle time must be greater than the ON time It can be adjusted from 1 to 720 minutes Set the function to STAGE 2 using the menu select buttons Press the dow n arrow key to select the de icing timer On 20sec Available if the de icing feature and the out Cycle 720min side temperature sensor are enabled in the USER SETUP Press on the MODIFY button The On time flashes on the display Use the arrow keys to adjust it to the desired value Press on the MODIFY button once again The cycle time flashes on the display Use the arrow keys and set the cycle time to the desired value Press M ODIFY to validate the new value EXPERT 2V4SA rev 01 49 EXPERT 2V4SA Mist Cooling The last cooling stage can be configured as a mist stage Mist units operate according to two different timer
21. cycles the timer selection is based on the room temperature see graphic below Refer to the USER SETUP section to activate the mist stage and to see which stage is used for this purpose see the stages definition table Mist Operation MIST STATUS MIST UNITS OPERATE ACCORDING UIS TO TIMER 2 MIST ON IN TIMER TIMER 2 MODET MIST ON TIMER 1 MIST MIST ROOM START STOP TEMPERATURE TEMP 1 TEMP 2 If humidity compensation is used the mist units are disabled when the hu midity reaches a user defined maximum humidity level Refer to the Humid ity Compensation chapter for further information on this feature 50 EXPERT 2V4SA rev 01 EXPERT 2V4SA m Setting Start and Stop Temperatures of Timers 1 amp 2 Start and stop temperatures of both mist timers are directly related to the set point This means that w hen the main set point changes the start and stop temperatures are adjusted by the same amount The start temperature of the first mist timer can be adjusted from 40 F to 40 F 22 2 C to 22 2 C from the set point the stop temperature can be adjusted from 0 5 F to 40 F 0 3 C to 22 2 C below its start temperature The start temperature of the second mist timer can be adjusted from 0 5 F to 40 F 0 3 C to 22 2 C above the start temperature of the first timer the stop temperature can be adjusted from 0 5 F to 40 F 0 3 C to 22 2 C below its start temperature Set the function to MIST using
22. function to SET POINT CURVE using the menu select buttons The current set point is displayed m Press the down arrow key to select the first point of the curve The day at which this curve point starts being used and the set point for that day are displayed Accessible if the set point curve is enabled in the USER SETUP 1 day 1 Setp 75 0 F B Press MODIFY then use the arrow keys to select the day and the set point associated with the first point of the curve m Press the down arrow key to display and adjust all points of the curve Activating Deactivating the Temperature Curve B Setthefunction to SET POINT CURVE using the menu select buttons The current set point is displayed B Press the down arrow key to select the perm curve status Off v Accessible if the set point curve is enabled in the USER SETUP B Press MODIFY The curve status flashes on the display Use the arrow keys to enable or to disable the curve Press MODIFY once again to validate 28 EXPERT 2V4SA rev 01 EXPERT 2V4SA Setting the Day Number The following menu indicates the day that Is currently being used by the curve This day can also be modified in order to move forward or backward on the curve This day number usually refers to the animal age 257 Note that a change the day number also affects the minimum speed curve referto the Minimum Ventilation chapter B Setthefunction to SET POINT CURVE using the menu select bu
23. of this output ES Adjusting the Reference Points The controller adjusts the opening chimney dampers according to the op eration of the ventilation stages The following procedure show s how to assign an actuator opening w ith each ventilation stage refer to the previ ous diagram Set the function to 0 10V OUTPUT Make sure the 0 10V output is used as a chimney damper in the USER SETUP Press the dow n arrow key onceto select St O 5 step 0 v Press MODIFY then use the arrow keys to set the opening of step 0 to the desired value Press MODIFY once again to validate Press on the dow n arrow key The opening of step 1 and of step 1 Hi are displayed Press MODIFY then use the arrow keys to adjust the openings Proceed in similar fashion to set all openings in turn EXPERT 2V4SA rev 01 93 EXPERT 2V4SA 0 10V Outputs Heat Mat Settings When it is used to control heat mats the 0 10V output runs at its maxi mum intensity w hen the temperature of a chosen sensors falls under the heat mat set point 0 10V Heat Mat Intensity TEMPERATURE Set Point EN Adjusting the Heat Mat Set Point The 0 10V heat mat starts operating when the temperature decreases below heat mat set point 0 5 F 0 3 C This set point can be adjusted from 40 to 120 F 40 to 48 9 C B Set the function to 0 10V OUTPUT Make sure the 0 10V output uses the Heat Mat option in the USER SETUP m Press MODIFY The heat ma
24. on the down arrow key in order to select the Water spill set 1 display Note that this menu Is only available if the water meter has been enabled in the User Setup Water spill sett 15min 501 Press on the MODIFY button The maximum allow able w ater quantity for set 1 flashes on the display Use the arrow keys to adjust it to the desired value Press on the MODIFY button once again to validate Press on the dow n arrow key The time From 6 00A at which the water spill set 1 starts To 10 00 being used Is displayed Press on the MODIFY button The time at which set 1 starts flashes on the display Use the arrow keys to adjust it to the desired value Press on the MODIFY button once again The time at which the water Spill set 1 stops being used Is displayed Use the arrow keys to adjust it to the desired value Press on the down arrow key and proceed in similar fashion to adjust the water spill limit and the start stop times of the second set EXPERT 2V4SA rev 01 99 TEST MODE A test mode allows you to simulate temperature changes and verify controller performance In test mode the room temperature probe inputs are turned off allow ing the user to change the temperature used by the controller to operate the stages The controller operates as before using the new temperature settings EB Adjusting Room Temperature When the room temperature is adjusted the controller bypasses the temperature probe inputs and uses t
25. readings that have been recorded each day for the past 6 days 24 EXPERT 2V4SA rev 01 EXPERT 2V4SA 2 Viewing Probe Temperatures Temperature readings of each individual probe can be displayed as follow s The readings of each activated probe are displayed whether they are assigned for the average room temperature or not Set the function to PROBE TEMPERA TURES using the menu select buttons The current reading of every activated probe is displayed Press on the down arrow key once Probe1 01 01 0X Today s minimum reading of probe 1 is Min 73 3 12 30A 4 displayed along with the time and date Press on the down arrow key once again Today s maximum reading of probe 1 15 displayed along with the time and date Keep pressing down arrow key to display the minimum and maxi mum temperature readings of the past 6 days for each remaining probe EZ Viewing the Outside Temperature The following procedure shows how to display the current outside temperature as well as the minimum and maximum temperature readings that have been logged for the past 6 days Set the function to OUTSIDE S TEMPERATURE using the menu select OUt T 55 2 buttons The current outside tempera v ture is displayed Accessible if the outside temperature probe is enabled in the USER SETUP Press on the dow n arrow key Today s minimum outside temperature is displayed along with the time and date Press on the down arrow key once again Toda
26. s switch is at the unlocked position 4 Insert the card in the 2 connector located on the electronic board inside the control ler Components of the memory card must face down as illustrated Memory Card gt Connector Electronic Board 5 Close the cover then reapply power to the controller The transfer menu should be shown on screen if this is not the case simultaneously press the MENU SELECT up and dow n arrow keys for 3 seconds to display this menu 102 EXPERT 2V4SA rev 01 EXPERT 2V4SA 6 Select the proper type of transfer MEMORY CARD CONTROLLER To transfer the memory card s content into the controller select the Mem Card MemStick to Control menu using the ADJ USTMENT to start buttons Once it is selected simultaneously press the ADJ USTM ENT buttons up and dow n arrow keys to start the transfer CONTROLLER MEMORY CARD To savethe controller s configuration into y Wi iM LL less to start the memory card select the Ctrl gt m M em Card menu using the ADJ UST MENT buttons Once this menu is selected simultaneously press the ADJ USTM ENT buttons up n arrow keys to start the transfer 7 Oncethe transfer is over simultaneously press and hold the MENU SELECT up and n arrow keys for 5 seconds to exit the 25 IMPORTANT transfer menu then remove the memory REMOVE THE ca
27. spd 15 by the controller when the Low Inlet 0 Temperature override function is on Available if the Low temperature over ride feature is enabled above o 90 4 41 Set point curve Select Yes to enable the set point Set point curve curve function Yes 42 Min speed curve Select Yes to enable the minimum Min speed curve Speed curve function Yes 43 LED Display Select the desired LED display amongst Display the follow ing options T amp Inlet Display the room temperature only T Only An alternating display between the temperature and the static pressure level T amp SP An alternating display between the temperature and the inlet s position T amp Inlet An alternating display betw een the temperature the inlet s position and the static pressure T amp SP amp Inlet 22 EXPERT 2V4SA rev 01 EXPERT 2V4SA 44 Change Password 44 The user can define a passw ord to restrict access to certain functions USER SETUP and TEST MODE The passw ord must be entered each time one of these functions is selected When the correct passw ord is entered it does not need to be reentered until the display times out i e after 15 minutes of inactivity The passw ord is a sequence of three numbers from 0 to 99 To disable the passw ord feature set the password to 0 0 0 By default the password is set to 0 0 0 Press on the MODIFY button The first two digits of th
28. temperature sensor is connected to the unit Outside T Compensation on Min Speed Select Yes to activate the outside temperature compensation on the minimum speed of stage 1 fans referto the Outside T Compensation chapter Accesible if the outside temperature sensor is enabled above Use Outside T Compensation on Stg 1 Select Yes to activate the outside temperature compensation on the of degrees to 10096 of stage 1 refer to the Outside T Compensation chapter Accessible if the outside temperature sensor is enabled above Use Outside T Compensation on Stg 2 Select Yes to activate the outside temperature compensation on of de grees to 10096 of stage 2 refer to the Outside T Compensation chapter Accessible if the outside temperature sensor is enabled above Winter s Reference Temperature Set the temperature that indicates the beginning of the winter season Accessible if the compensation is enabled in 12 13 or 14 above Summer s Reference Temperature Set the temperature that indicates the beginning of the summer season Accessible if the compensation is enabled in 12 13 or 14 above Use Out T sensor Yes Out T compens Min Speed No 3 Out T compens stage1 No Out T compens stage2 No Outside T in winter 41 0 F Outside T in summer 59 0 F 4 EXPERT 2V4SA 01 17 EXPERT 2V4SA 17 Use the Static Pressure Sensor Select Yes i
29. to set it to the desired value Press MODIFY once again to validate B Press the down arrow key The opening of step 1 and step 1 Hi are displayed Press MODIFY then use the arrow keys to adjust these openings to the desired value Proceed in similar fashion to assign an inlet opening to every step El setting the Maximum Opening The maximum inlet opening is reached beyond the last ventilation stage B Set the function to INLET Accessible if the air inlet is enabled in the USER SETUP m Press the down arrow key in order to select Max Opening display Max v B Press MODIFY then use the arrow keys to adjust the max opening to the desired value Press M ODIFY to vali date 76 EXPERT 2V4SA rev 01 EXPERT 2V4SA 4 Setting of Degrees to Maximum Opening This is the temperature interval over which the air inlet goes from the opening associated with the last ventilation stage tow ards its maximum opening see previous graphs This parameter can be adjusted from 0 5 to 20 F 0 3 to TL G B Setthefunction to INLET Accessible if the air inlet is enabled in the USER SETUP Degrees to max B Press the dow n arrow key to select the opening 5 0 F 4 Degrees to max opening display m Press MODIFY The number of degrees to max opening flash on the display Use the arrow keys to set this parameter to the desired value Selecting the Maximum Opening Mode Select the proper maximum opening method dum
30. 0 3 to 11 1 C above the output s minimum temperature Refer to the previous diagram B Set the function to 0 10V OUTPUT Make sure the 0 10V output uses the Heating option in the USER SETUP Mm Press the n arrow key in order to se lect the MaxT Stop at display Max T 77 07F Stop at 76 0 F B Press onthe MODIFY button The maxi mum temperature flashes on the display Use the arrow keys to set it to the desired value B Press onthe MODIFY button once again the stop temperature flashes on the display Use the arrow keys to set it to the desired value 4 Assigning T Probes to 0 10V Heating Output When it used for heating the 0 10V output operates according to the aver age temperature of chosen temperature probes The follow ing procedure show s how to assign temperature sensors to the 0 10V heating output B Setthefunction to 0 10V OUTPUT Make sure the 0 10V output uses the Heating option in the USER SETUP B Press the Key to select probes the probe selection display 1234 A B Select which of the sensors are used to control the selected 0 10V output Blinking digits represent probes that are assigned for this pur pose At least one temperature probe must be selected Press on the MODIFY button then set each probe s status by using the arrow keys 90 EXPERT 2V4SA rev 01 EXPERT 2V4SA 0 10V Chimney Damper Output Chimney dampers open and close according to the operation of the
31. 1 5HP 230VAC fuse F3 15A slow blow Stage 3 ON OFF output 115 230VAC 50 60Hz 30VDC 6A FAN 7 5A RES heating or cooling fuse F6 15A slow blow Stage 4 ON OFF output 115 230VAC 50 60Hz 30VDC 6A FAN 7 5A RES heating or cooling fuse F5 15A slow blow Stage 5 ON OFF output 115 230VAC 50 60Hz 30VDC 6A FAN 7 5A RES heating or cooling fuse F9 15A slow blow Stage 6 ON OFF output 115 230VAC 50 60Hz 30VDC 6A FAN 7 5A RES heating or cooling fuse F7 15A slow blow Inlet OPEN CLOSE output 115 230VAC 50 60Hz 30VDC 5A winch output fuse F4 5A slow blow Enclosure ABS moisture and dust tight The room temperature w here the controller is located MUST ALWAYS REMAIN BETWEEN 32 AND 104 F 0 AND 40 EXPERT 2V4SA rev 01 101 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 orto unlock the card locked gy unlocked Tum off power each time you open the controller s enclosure This prevents accidental exposure to areas of high voltage TO TRANSFER A CONFIGURATION 1 Turn off powerto the controller 2 Open the latch and lift the controller s 3 If you are about to copy the controller s configuration on the memory card make sure the card
32. 2V4SA Zoned Heating Stages If zoned heater stages are used both heater outputs do not operate according to the same temperature probes The user determines which of the temperature probes is assigned to each heating stage By default sensors 1 and 2 are assigned to the first heater stage and temperature sensors 3 and 4 are assigned to the second heater stage The controller then uses the average temperature of selected sensors to operate the heater stages 35 Activatethe Use zoned heaters option inthe USER SETUP to activatethis function HEATING Zoned Heaters HEATER TURNS ON HEATER TURNS OFF HEATER ON HEATER 1 OR2 HEATER 1 OR2 START TEMP STOP TEMP 58 EXPERT 2V4SA rev 01 EXPERT 2V4SA Heating Stages using Timers It is possible to run heater stages according to timer settings When this function is used each heater stage operates according to two timers When the temperature decreases below the start temperature of the heater stage the heating output is activated according to the corresponding timer as illustrated below Heating Stages Timers TIMERS THE HEATING THE HEATING OUTPUT STARTS OUTPUT STARTS OPERATING OPERATING ACCORDING ACCORDING TO TIMER 2 TO TIMER 1 TIMER 2 ON THE HEATING OUTPUT TURNS OFF TIMER 1 ON rnrn HEATER HEATER HEATER HEATER ROOM START T STOP T START T TEMPERATURE TIMER 2 TIMER2 TIMER 1 TIMER 1 EXPERT 2V4SA rev 01
33. 45 EXPERT 2V4SA Merging Stages 2 and 3 The transition from Stage 2 to Stage 3 can create jumps in the volume of displaced air This can be smoothed out by merging two stages When the merge between stages 2 and 3 15 activated the speed of stage 2 fans 15 decreased when stage 3 fans start up As the temperature increases the Speed of stage 2 fans is increased to create a smooth progression When the temperature reaches stage 3 start temp of degrees to 100 of stage 3 stages 2 fans reach their maximum speed once again and stage 3 fans operate at their full speed Merge of Fan Stages 2 amp 3 VENTILATION STAGE 3 ON STAGE 3 OFF STAGE 2 FULL SPEED STAGE 2 MIN SPEED STAGE 2 MIN VENTILATION TIMER STAGE 2 OFF lt OF DEGREES gt t OF DEGREES TO 100 OF TO 100 OF TEMPERATURE STAGE 2 STAGE 3 STAGE 1 STAGE 2 STAGE 3 STAGE 3 START TEMP START TEMP STOP TEMP START TEMP 46 EXPERT 2V4SA rev 01 EXPERT 2V4SA m Adjusting of Degrees to Reach 100 of Stage 3 The number of degrees to reach 100 of stage 3 is the number of degrees over which the stage 2 fans increase or decrease in speed proportionally to the temperature once stage 3 fans are activated see the diagram above The number of degrees can be adjusted between 0 5 and 20 0 0 3 and 11 1 C B Set the function to STAGES 3 6 using the menu select buttons B Press onthe n arrow key in order to select the Degree
34. ER T TEMPERATURE EXPERT 2V4SA rev 01 43 EXPERT 2V4SA EN Adjusting the Minimum Winter Speed of Stage 1 This is the minimum speed of stage 1 fans when the outside temperature is at or below winter s reference temperature refer to the min speed graphic above Winter s minimum speed is related to the regular minimum speed if the regular minimum speed changes winter s minimum speed is adjusted consequently Refer to the MINIMUM VENTILATION chapter to set the regular minimum speed of stage 1 fans B Set the function to MIN SPEED CURVE using the menu select buttons B Press onthe dow n arrow key in order to select the Min Speed Winter display Min Speed A Accessible if the outside T compensation on 20 v the min speed of stage 1 is enabled in the USER SETUP m Press on the MODIFY button then use the arrow keys to set the minimum fan speed in winter the desired value Press on the MODIFY button once again to validate the new value This parameter can only be modified while the minimum speed curve is disabled Adjusting Winter s of Degrees to Reach 100 This is the number of degrees that are required to reach 10096 of fans speed fan stages 1 2 in winter refer to the previous graphic The number of degrees to 100 in winter can be adjusted from 0 5 to 20 F 0 3 C to 11 1 C Setthefunction to STAGE 1 or STAGE 2 using the menu select buttons B Press onthe down arrow key in order to _ select D
35. EXPER Ventilation System V4SA M 890 00373 Ventilation System rev 01 CURRENT CONDITIONS ROOM TEMPERATURE PROBE TEMPERATURE OUTSIDE TEMPERATURE RELATIVE HUMIDITY STATIC PRESSURE TIME amp DATE SETTINGS SET POINT CURVE nice STAGE 1 STAGE 2 STAGES 3 6 MIST HEATERS INLET 0 10V OUTPUT ALARMS MONITORING WATER HEATER RUN TIME V4SA US IET ventilation sysfenis USER S MANUAL 22 COMPENSATION HUMIDITY OUTSIDE TEMPERATURE STATIC PRESSURE STATUS LO TEMPERATURE OVERRIDE DE ICING STAGE 2 TEMPERATURE CURVE MINIMUM SPEED CURVE ALARMS DEFECTIVE PROBE DEFECTIVE POTENTIOMETER TEMPERATURE ALARM WATER SPILL 0 10V OUTPUT CLOSE MANUAL MODE CALIBRATION FAN STAGES HEATERS HEAT MAT K 895 000216 rev 00 TABLE OF CONTENTS PRECAUTIONS osxettr ers eek ve yaYEEEIAFACEEWOFEEELEN XXE e FEATURED acresiesbesuisseskysukueg XYRREUREEESRVREENEPELESA DIU FE KE REX 5 LOCATION OF THE CONTROLS enn Henne 8 INS LALLA TIO Er X0 TRE RE SA 10 TOUR IBSEFHCEIODS 10 Sene ee er ee ee 10 TCS qe TU satan E O O 12 TIME AND DATE FUNCTIONS nnnm n nn n n 13 MONITORING FUNCTIONS enn Henn 14 USER SEI UPS FR FER SR 15 TEMPERATURE SETTINGS nn nnn 24 Displaying Temperatures
36. T 2V4SA Minimum Ventilation Settings EN Adjusting the Minimum Ventilation Timer The On and Off times of stage 1 fans be adjusted betw een 0 and 900 seconds in increments of 15 seconds Set the function to STAGE 1 using the menu select buttons Press on the down arrow key once The On 30sec 4 On and Off times are displayed Off 120sec v Press on the MODIFY button The On time starts flashing Use the arrow keys to set it to the proper value Press on the MODIFY button once again the Off time flashes Use the arrow keys to set it to the desired value Using Stage 2 in Minimum Ventilation 32 Refer to the COOLING chapter to adjust the main settings of stage 2 and refer to the beginning of this chapter to set the timer of stage 1 Set the function to STAGE 2 using the menu select buttons The start temperature of stage 2 is displayed Press on the dow n arrow key in order to select the Min Ventilation display Min Ventilation Press on the MODIFY button The sta tus flashes on the display Press on the up arrow key to activate the minimum ventilation on stage 2 or press on the dow n arrow key to deactivate it EXPERT 2V4SA rev 01 EXPERT 2V4SA Adjusting the Minimum Speed of Stage 1 The minimum speed of stage 1 fans can be adjusted from 10 to 100 Note that the minimum speed curve must be turned off in order to adjust this value B Set the function to MIN SPEED CURVE using th
37. USER SETUP Press MODIFY The start temperature flashes on the display Use the arrow keys to set it to the desired value then press MODIFY again to validate Adjusting Min Max Speeds of the 0 10V Fan Output The minimum and maximum speed of the 0 10V fans can be adjusted from 0 to 10096 Set the function to 0 10V OUTPUT Make sure the 0 10V output uses the Ventilation option in the USER SETUP Press the dow n arrow in order to se Min Spd 405 lect the Min Max speed display Max Spd 1005 A Press MODIFY The minimum speed flashes on the display Use the arrow keys to set it to the desired value Press MODIFY once again the maximum speed flashes on the display Use the ar row keys to set it to the desired value EXPERT 2V4SA rev 01 85 EXPERT 2V4SA Operating Temperatures of the 0 10V Fan Output The maximum temperature is the temperature at which the 0 10V fan output reaches its full speed It can be adjusted from 0 5 to 20 F 0 3 to 11 1 C above the output s start temperature The stop temperature is the temperature above which the output is deac tivated as the temperature rises refer to the previous diagram It can be set from 0 1 F 0 1 C above the output s start temperature to 120 48 9 C Select Off if you do not wish to deactivate the output B Setthefunction to 0 10V OUTPUT Make sure the 0 10V output uses the Ventila tion option in the USER SETUP m Press the down ar
38. aceplate shows the current room temperature averaged over all selected room temperature probes It can also display the static pressure level orthe air inlet position LCD Display The LCD display at the left Boom Te 76 9 shows the current readings and parameters 1234 v to be adjusted when you select a function The three keys beside the display are used to edit parameters and step through the display When the parameters for a given function cannot all be presented at once on the display arrow s are displayed on the right hand side to indicate that additional parameters can be displayed using the arrow keys After 15 minutes of inactivity the display returns to the current temperature display Adjustment and navigation arrow keys The arrow keys that are located next to the LCD display are used to scroll menus when all parameters cannot be presented all at once These keys are also used to modify a parameter s value once the MODIFY have been pressed Status Leds The status leds that indicates which function is actually selected Adjusting a Parameter Press on the MODIFY button to edit a param eter the parameter will then flash on the display This means that it can now be modified Use the up and dow n arrow keys that are located beside the display to modify the parameter 5 value Output Status LEDs LEDs at the right side of the control panel give the status of each output When the LED is turned on the
39. aller s password EXPERT 2V4SA see Password L LCD display 9 Leds Leddisplay 9 Selecting the LED display 22 Liter units 16 Logs see History Low temperature override Activation amp settings 21 Principle of operation 31 M Memory card 102 Merging stages Activation 20 Principle of operation amp settings 45 47 Minimum speed see Fan speed Minimum ventilation Minimum ventilation curve 34 Outside T compensation 42 Principle of operation amp settings 30 36 Speed curve see Curves Stage 2 formin ventilation 31 36 Mist Activating the mist output 19 Mist shutoff set point 56 Operation amp settings 50 52 Rel humidity compensation on mists 54 Motor types 12 Mounting instructions 10 N Night settings see Day night Outside temperature see Temperature Override see Low T Override p Parameter adjustment 9 Password 23 Potentiometer see also Inlets Defective potentiometer alarm 98 Probes Activating temperature probes 16 Connecting probes 10 Extending a probe 11 Humidity probe see Relative humidity Identify a defective probe 11 98 Individual probe readings 25 Outside T probe see Temperature Probe assignment 0 10V heating output probes 90 0 10V Ventilation output probes 87 Assigning probes forthe avg room T 16 Assigning probes for zoned heaters 20 Heat mat probes 95 Probe history see History Static pressure probe see Static pressure Program version 23 Pulses see Wat
40. alue B Press onthe n arrow key in order to select the start temperature of stage4 Stage 4 Accessible if stage 4 is used as a fan stage startT 86 0 F v Refer to stages option table in the USER SETUP chapter B Follow the same procedure as described above to adjust the start and stop temperatures of stages 4 6 Viewing the Current Fan Speed of Stages 1 2 B Set the function to STAGE 1 or STAGE 2 using the menu select buttons B Press onthe n arrow key in order to Current speed select the Current speed screen 100 display EXPERT 2V4SA rev 01 41 EXPERT 2V4SA Outside Temperature Compensation Outside temperature compensation functions allow adapting fan stage pa rameters in accordance with the outside temperature This ensures better stability in the room temperature 35 Referto the USER SETUP chapter to adjust summer amp winter s reference temperatures Outside Temperature Compensation on the Minimum Speed of Stage 1 The minimum speed of stage 1 fans can automatically be adjusted according to the outside temperature as the outside temperature decreases the minimum speed of stage 1 fans decreases propor tionally to compensate for the change Theregular minimum speed is used when the outside temperature is at or above Summer s reference temperature The winter speed is used when the outside temperature is at or below winter s reference temperature Outside Temperature
41. ans that when the set point changes the minimum temperature is adjusted by the same amount This function must set in the USER SETUP 0 10V follows set point It can be set from 40 to 120 F 40 to 48 9 C B Setthefunction to 0 10V OUTPUT Make sure the 0 10V output uses the Heat ing option in the USER SETUP B Press MODIFY The minimum tempera Min T 75 0 F ture flashes on the display Use the ar row keys to Set it to the desired value Min Max Heat of the 0 10V Heating Output The minimum and maximum capacity of the 0 10V heating units can be adjusted from 0 to 100 B Set the function to 0 10V OUTPUT Make sure the 0 10V output uses the Heat ing option in the USER SETUP Press on the dow n arrow key in order to MinHeat 1055 select the M in M ax heat display MaxHeat 1005 B Press MODIFY The minimum heat flashes on the display Use the ar row keys to set it to the desired value B Press MODIFY once again the maximum heat flashes on the display Use the arrow keys to set it to the desired value EXPERT 2V4SA rev 01 89 EXPERT 2V4SA EH Operating T of the 0 10V Heating Output The maximum temperature is the temperature at which the 0 10V heating output reaches its full capacity It can be adjusted from 0 5 to 20 F 0 3 C to 11 1 C below the output s minimum temperature The stop temperature is the temperature above which the output is deactivated It can be set from 0 5 to 20 F
42. ase of a power failure OVERLOAD AND OVERVOLTAGE PROTECTION Resettable fuses are provided at low voltage inputs and outputs of the controller to protect its circuitry in the case of an overload or overvoltage COMPUTER CONTROL The controller can be connected to a computer thus making it possible to centralize the management of information and diversify control strategies TEST MODE A test mode allows you to simulate temperature changes and verify controller s performance EXPERT 2V4SA rev 01 7 EXPERT Ventilation System ADESTRELA Re LCD DISPLAY OUTPUT STATUS FUNCTIONS LOCATION OF THE CONTROLS CURRENT CONDITIONS ROOM TEMPERATURE PROBE TEMPERATURE OUTSIDE TEMPERATURE RELATIVE HUMIDITY STATIC PRESSURE TIME amp DATE SETTINGS SET POINT CURVE MINIMUM SPEED CURVE STAGE 1 STAGE 2 STAGES 3 6 MIST HEATERS INLET 0 10V OUTPUT ALARMS MONITORING WATER HEATER RUN TIME USER TEST MENU SELECT MENU SELECT BUTTONS ARROW KEYS COMPENSATION HUMIDITY OUTSIDE TEMPERATURE STATIC PRESSURE STATUS LO TEMPERATURE OVERRIDE DE ICING STAGE 2 TEMPERATURE CURVE MINIMUM SPEED CURVE ALARMS DEFECTIVE PROBE DEFECTIVE POTENTIOMETER TEMPERATURE ALARM WATER SPILL 0 10V OUTPUT INET OPEN CLOSE MANUAL MODE CALIBRATION MIST FAN STAGES HEATERS NN N A c HEAT MAT 8 EXPERT 2V4SA rev 01 EXPERT 2V4SA Led Display The display on the top right corner of the f
43. at the temperature of the last reference point of degrees to Max opening 2 Dump Mode When the temperature increases above the last ventilation stage the air inlet position is main tained When the temperature reaches temperature of the last reference point of degrees to max opening the inlet opens to its maximum opening at once 74 EXPERT 2V4SA rev 01 MAXIMUM OPENING STAGE PROGRESSIVE MODE INLET OPENING MAX OPENING INLET OPENING IN LAST STAGE MIN OPENING CONTROLLER gt STAGES ROOM T DEGREES SET POINT TO MAX OPENING MAXIMUM OPENING STAGE DUMPING MODE MAX OPENING INLET OPENING IN LAST STAGE MIN OPENING CONTROLLER gt STAGES SET POINT OPENING EXPERT 2V4SA Settings Inlet Calibration The calibration tells the controller w hat are the minimum and maximum openings of the actuator The controllers automatically calibrates the mini mum position according to the limit switch The user must then open the actuator to its maximum position using the manual opening function Set the function to INLET Accessible if the inlet is enabled in the USER SETUP Press the dow n arrow key in order to select the Inlet display Accessible if the inlet s potentiometer is en abled in the USER SETUP Calib Inlet Yes A Press MODIFY then press the up arrow key to select Yes Press MODIFY once again to validate The calibration s
44. e B Press onthe MODIFY button The off time flashes on the display Use the arrow keys to set it to the desired value Press on the MODIFY button to validate the value Press onthe n arrow key three times The On and off times of the second mist timer are displayed B Press on the MODIFY button The on time of the second mist timer flashes on the display Use the arrow keys to set it to the desired value B Press onthe MODIFY button The off time of the second mist timer flashes on the display Use the arrow keys to it to the desired value Press on the MODIFY button to validate the value 52 EXPERT 2V4SA rev 01 EXPERT 2V4SA Relative Humidity RH Compensation The controller has 2 ways to compensate for a high relative humidity RH level 1 The minimum speed of stage 1 fans can be enhanced 2 The mist units are shut off 1 RH Compensation the Minimum Speed of Stage 1 The minimum speed of stage 1 fans can automatically be adjusted as a function of relative humidity As the humidity level increases the mini mum speed of stage 1 fans increases proportionally to compensate for the change At humidity levels at or below the humidity set point stage 1 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 10 For example if the minimum speed is 4096 and the compensation adjustment is 3096 the mi
45. e menu select but tons The minimum speed of stage 1 fans is displayed B Press MODIFY then use the arrow keys to set the minimum speed to the desired value This value can only be modified while the minimum ventilation curve is disabled Refer to the following section to disable the curve EXPERT 2V4SA 01 33 EXPERT 2V4SA Minimum Ventilation Speed Curve It is possible to define a curve to automatically adjust the minimum speed of stage 1 fans over a given period of time This speed curve is defined by ten points Each point specifies a day number and a fan speed forthat day Once the points are defined the curve must be activated This function must first be enabled in the USER SETUP Minimum Ventilation Speed Curve STAGE 1 MIN SPEED DAY1 DAY5 DAY 10 DAY 17 DAY 25 DAY 35 DAY 40 DAY 60 DAY 100 DAYS Once the minimum ventilation speed curve is activated the controller ad justs the minimum speed of stage 1 fans every hour in a linear fashion betw een tw o consecutive points When the last point of the curve is reached the curve is deactivated The controller maintains the minimum speed specified for this point until the curve is reactivated NOTES i All ten points of the curve must be specified If ten points are not needed repeat the last speed value for each unnecessary point li Certain restrictions apply to reduce the risk of errors The highest possible day number is 365 Decreasing day number
46. e password flash on the display The new password must be entered one number at a time Use the arrow keys to enter the first number Press on the MODIFY button to step to the next number Use the arrow keys to enter the second number etc New password Program Version Number The program version number of the controller is displayed EXPERT 2V4SA Version v EXPERT 2V4SA rev 01 23 TEMPERATURE SETTINGS DISPLAYING TEMPERATURES The controller has an history in which the minimum and maximum temperature readings of the current day and of the past 6 days are logged in along with the time and date These values are logged into the history at midnight everyday 1 Viewing the Room Temperature The room temperature is the average reading of the temperature probes that have been assigned for this purpose during the USER SETUP B Set the function to ROOM TEMPERA TURE using the menu select buttons The Room T 76 5 F average room temperature is displayed 1234 v The probes that are assigned to be part of the average temperature flash on the display Mm Press the down arrow key Today s Room T 01 01 0X minimum temperature is displayed along Min 72 2 1 10A 4 with the time and date B Press the down arrow key once again Today s maximum tempera ture is displayed along with the time and date Keep pressing on the down arrow key to look at the minimum and maximum temperature
47. e room temperature and a faster reaction time OUTSIDE TEMPERATURE COMPENSATION Fan stages are automatically adjusted according to the outside tempera ture It ensures a better stability in the room temperature 0 10V OUTPUT A 0 10V output can be used to control supplementary ventilation or heat ing equipment This output can also control chimney dampers EXPERT 2V4SA 01 EXPERT 2V4SA HUMIDITY COMPENSATION The controller can use different mechanisms to reduce the humidity level When the humidity level is too high it can disable the mist stage enhance the minimum speed of stage 1 fans and or activate heating units in timer mode STATIC PRESSURE CONTROL A static pressure input is provided to control the static pressure level by Opening and closing the air inlets on condition that the air inlet uses a potentiometer When the pressure level is too high the inlet opens to com pensate When the pressure level is too low the air inlet closes CONTROL OF AIR INLET MOVEMENT The movement of air inlets can be coordinated with the operation of the fans using a potentiometer located on the panel drive or with a timer This allow s the air inlets to be adjusted correctly without the influence of un controllable factors such as wind or air from adjoining rooms PASSWORD PROTECTION A passw ord allows to restrict access to the controller s setup functions BACKUP BATTERY A backup battery allow s the unit to keep time in c
48. e where 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 excessive 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 EXPERT2V4SA Serial number 4 EXPERT 2V4SA rev 01 FEATURES The EXPERT 2V4SA 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 equipment Two stages of variable fans and four stages of either heaters mist or ON OFF fans can be controlled The main features of the EXPERT 2 45 are as follow s LCD DISPLAY An LCD display provides an efficient interface for displaying monitoring and adjusting parameter values 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 REMOVABLE CONNECTORS Input connectors can be removed from the main board These removable terminal blocks simplify wiring the various inputs MINIMUM VENTILATION CYCLE When ventilation is not required for reducing room temperature the first and second fan stages can be operated either continuously or intermit tently to reduce the level of humidity and supp
49. ed compensation flashes on the display Use the arrow keys to set the speed compensation to the desired value Press MODIFY to validate the new value EXPERT 2V4SA rev 01 55 EXPERT 2V4SA Adjusting the Mist Shutoff Set Point This mist shutoff set point is the humidity level above which mist units are deactivated It can be adjusted from 40 to 99 of humidity Select Off to deactivate this function B Set the function to MIST using the menu select buttons Available if mist units are enabled in the USER SETUP m Press on down arrow in order to select the Mist Shutoff at display 95 B Press onthe MODIFY button The mist Shutoff set point flashes on the display Use the arrow keys to adjust the set point to the desired value Press MODIFY to validate the new value 56 EXPERT 2V4SA rev 01 HEATER SETTINGS Regular Heating Stages Stages 5 and 6 can be used to control heating units The controller automatically uses stage 6 as the heater stage if only 1 heating stage 15 activated refer to the stage option table in the USER SETUP Regular heating stages operate according to the average room temperature using start and stop temperatures Regular Heating Stages HEATERS HEATER 1 2 ARE ACTIVATED HEATERS 1 2 ON HEATER 1 IS ACTIVATED HEATER 1 ON HEATER 2 OFF HEATER 2 HEATER 2 HEATER 1 HEATER 1 SET ROOM START TEMP STOP TEMP START TEMP STOP TEMP POINT TEMP EXPERT 2V4SA rev 01 57 EXPERT
50. egrees to 100 winter display Degrees to 100 1 A Accessible if the outside temperature compen Winter 4 0 F v sation on the selected fan stage is enabled in the USER SETUP BI Press on the MODIFY button then use the arrow keys to set the number of degrees that are required to reach 10096 of fan speed in winter Press on the MODIFY button to validate the new value 44 EXPERT 2V4SA rev 01 EXPERT 2V4SA Merging Fan Stages Merging Fan Stages 1 and 2 The transition from Stage 1 to Stage 2 can create jumps in the volume of displaced air This can be smoothed out by merging stages When the merge between stages 1 and 2 Is activated the speed of Stage 1 fans Is de creased to match the speed of Stage 2 fans when Stage 2 fans start up As the temperature increases the fan speed of both stages increases to create a smooth progression When the temperature reaches Stage 2 Start Temp of degrees to reach 100 of fan stage 2 Stages 1 and 2 both reach their maximum speed 35 Refer to the USER SETUP chapter to enable this feature Merge of Fan Stages 1 amp 2 STAGE 1 FAN SPEED 96 WHEN STAGE 2 STARTS STAGE 1 FANS ARE DECREASED AT STAGE 2 S MINIMUM SPEED AND BOTH STAGES INCREASES IN SPEED STAGE 1 FULL SPEED STAGE 2 MIN SPEED STAGE 1 MIN SPEED 0 3 F OF DEGREES puri NI IS OF STAGE 1 STAGE 2 STAGE 1 OP Sane MINIMUM VENT eee STAGE 2 CYCLE START TEMP EXPERT 2V4SA rev 01
51. er meter R Ramping see Curves Relative humidity RH Activating the relative humidity sensor 16 Relative humidity set point 55 RH compensation Activation 16 Principle of operation amp settings 53 56 RH probe s history 54 Viewing the current humidity level 54 Reset see actuator s reset Room temperature see Temperature EXPERT 2V4SA rev 01 109 EXPERT 2V4SA S Seasons Outside temperature compensation 42 44 Seasonal parameter settings 44 Seasonal T references 17 Security Security options in case of low temperature Activation amp settings 21 Principle of operation 31 Sensors see Probes Serialnumber 4 Set points Mist shutoff set point 56 Night set point Activating the night set point 20 Adjusting the night set point 26 Relative humidity set point 55 Set point curve see Curves Static pressure set points 81 Temperature set point 26 Speed see Fan speed Static pressure SP Activating the SP sensor 18 SP compensation Activating SP compensation 18 Operation amp settings 80 82 SP History 81 SP set points 81 Viewing the current pressure level 81 Summer Outside temperature compensation 42 44 Summer s reference T 17 T Technical specifications 101 Temperature Adjusting temperature settings 24 29 Critical temperature 97 Low temperature override Activation amp settings 21 Principle of operation 31 Outside temperature 110 EXPERT 2V4SA rev 01 Activating outside T sensor
52. es Press on the MODIFY button once again The seconds flash on the display Use the arrow keys to adjust the seconds to the desired value B Press onthe MODIFY button The month flashes Use the arrow keys to set the month Press the Modify button The day flashes Use the arrow keys to set the day Press the Modify button once again the year flashes Use the arrow keys to set the year EXPERT 2V4SA rev 01 13 MONITORING FUNCTIONS 1 Viewing Heater Run Times The controller has an history in which the heater run times for the past 6 days are logged in B Set the function to HEATER RUN TIME using the menu select buttons Accessible if at least one heating stage is enabled in the USER SETUP Heater 1 01 01 0X 2 90 V B The current run time of the first heating stage is displayed along with the time and date Mm Keep pressing dow n arrow key to scroll the display and look at the run times of this heater for the past 6 days 2 Viewing Water Consumption The controller provides a pulse input to monitor the w ater consumption The water consumption is logged into an history for the current day and for the past 6 days Set the function to WATER using the 01 31 0X 12411 menu select buttons Today s watercon 01 30 0X 61891 v sumption is displayed Available if the water counter is enabled in the USER SETUP B Press the down arrow key to scroll the display The water consump tion for the past 6 days is disp
53. es to max Mm Press the down arrow key to select the opening 5 0 F 4 Degrees to max opening display B Press MODIFY The number of degrees to max opening flash on the display Use the arrow keys to set this parameter to the desired value 68 EXPERT 2V4SA rev 01 EXPERT 2V4SA Selecting the Reset Mode This section explains how to choose the desired resetting method choose Open Close to reset the actuator toward its nearest position select Close to reset the actuator toward its closed position only select Off to disable the auto reset function Refer to the previous section for further information about this feature Set the function to INLET Accessible if the air inlet is enabled in the USER SETUP Press the down arrow key to selectthe Reset Mode Reset Mode display Open Close 4 Accessible if the timer based inlet option is enabled in the USER SETUP Press MODIFY then use the arrow keys to select the desired reset mode then press M ODIFY to validate Auto Reset Time amp Frequency This section show s how to set the time at which the reset is performed and the frequency at which it occurs The reset can be performed once every 1 7 days Set the function to INLET Accessible if the air inlet is enabled in the USER SETUP Press the dow n arrow key to select the Reset Time display Reset Time Accessible if the timer based inlet option is 6 00A v enabled in the USER SETUP P
54. f a static pressure sensor Use Stat P is connected to the controller sensor Yes Use the Static Pressure Compensation Select Yes if to activate the static pressure compensation on the opening of the potentiometer based inlet refer to the S Pressure Compensation sec tion Accessible if the static pressure sensor is en abled above and if the inlet uses a potentiom eter see below Use Stat P compens No 4 Heaters and 0 10V Output Set the number of heating stages in accordance with you stages definition as shown at the beginning of this chapter Up to two heater stages can be activated ZHeaters 1 0 10V 2 4 Set the number of 0 10V outputs to the desired value Adjustable be tw een 0 and 1 output 0 10V Output 1 Used for Select the proper operation for the first 0 10V output Ventilation Heating 0 10V 1 used for Heat mat Chimney damper Ventilation v Accessible if a 0 10V output is enabled above 0 10V follows the Set Point Select Yes if the start temperature of the 0 10V output is related to the set 0 10V 1 follows point This means that when the set point Setpoint NO v changes the start temperature is ad justed by the same amount Select No to use an absolute start tem perature on this output Accessible if a 0 10V output is enabled above EXPERT 2V4SA rev 01 EXPERT 2V4SA 22 0 10V or 10 0V Signal Select the proper signal of
55. f output 0 10V OUTPUT VENTILATION MODE 0 10V OUTPUT FANS THE 0 10V OUTPUT THE 0 10V OUTPUT THE 0 10V OUTPUT OPERATES REACHES IS DEACTIVATED CONTINUOUSLY ITS MAX SPEED ND START INCREASING IN SPEED MAXIMUM SPEED THE 0 10V OUTPUT OPERATES ACCORDING TO THE TIMER SETTINGS ROOM MAX T STOP AT TEMP START TEMPERATURE WHEN THE ROOM TEMPERATURE INCREASES Below the start T The output operates at its minimum speed according to a timer At the start T The 0 10V fan output runs continuously at its minimum speed and starts increasing in speed as the temperature increases At the Maximum T The 0 10V fan output reaches its maximum speed Above the Stop At temperature The 0 10V fan output is disabled 84 EXPERT 2V4SA rev 01 EXPERT 2V4SA 1 Adjusting the Start Temperature of 0 10V Fan Outputs The 0 10V fan output start running w hen the room temperature reaches the output s start temperature This temperature can be set as an absolute value or it can be related to the set point This means that when the set point changes the start temperature is adjusted by the same amount This function must be set in the USER SETUP 0 10V follows set point The start temperature can be set from 40 to 120 F 40 to 48 9 C Set the function to 0 10V OUTPUT The start temperature of the selected output 9tartT 75 0 is displayed Y Make sure the 0 10V output uses the Venti lation option in the
56. he new value as a reference B Set the function to TEST using the menu select buttons The ON OFF status of the test mode is displayed Test Mode Off B Press onthe MODIFY button The mode flashes on the display Press on the up arrow key once to activate the test mode Press on the MODIFY button once again to validate B Once the test mode is activated press Room T bypass the down arrow key once The room 78 0 F A temperature of the test mode is displayed B Press onthe MODIFY button The test temperature flashes Use the arrow keys to set it to the desired value The appropriate outputs are activated or deactivated immediately following the new temperature setting The test mode ends when the user exits this menu 100 EXPERT 2V4SA rev 01 TECHNICAL SPECIFICATIONS Supply 120 240 VAC 18 8 50 60 Hz overload and overvoltage protection fuse F1 1A fast blow Alarm ON OFF output 30VDC 24VAC Temperature Probes Low voltage 5V isolated from the supply Op erating range 40 0 to 120 0 F 40 0 to 48 9 C Accuracy 1 8 F 1 C between 41 and 95 F 5 and 35 Relative Humidity Input 4 to 20mA current loop Static Pressure Input 4 to 20mA current loop Water Meter Pulse Input Input pulse width 12ms 0 10V Output 30mA max Stage 1 Variable output 50 60Hz 10A FAN 3 4 115 1 5HP 230VAC fuse F2 15A slow blow Stage 2 Variable output 50 60Hz 10A FAN 3 A4HP 115VA C
57. igh voltage sources In particular do not route the probe cables through the same electrical Knockout as other cables Do not connect the shield from the probe cable to a terminal or a ground 10 EXPERT 2V4SA rev 01 EXPERT 2V4SA Extending a probe Each probe can be extended up to 500 feet 150 meters To extend a probe B Use a shielded cable of outside diameter betw een 0 245 and 0 260 6 22 and 6 60 mm the cable dimensions should not be under 18 AW G to ensure the cable entry is liquid tight Do not ground the shielding B It is preferable to solder the cable joint to ensure a proper contact betw een the tw o cables CAUTION Do not run probe cables next to other power cables When crossing over other cables cross at 90 Defective probes An alarm is generated when a defective probe is detected To identify the defective probe select the PROBE TEMPERATURE or OUT SIDE TEMPERATURE function Dashes are displayed instead of a reading when the probe is defective In the case of room temperature probes the controller will operate according to the temperature of the remaining probes 2 ALARM There are two types of alarms on the market One type activates when 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 NC terminal as shown on the wiring diagram For an alarm of the second type use the NO terminal
58. is repeated up until the pressure gets back to the normal range or until a new stage starts When the pressure level gets back to the normal range points B amp D on the graphic the inlet keeps its compensated position until the beginning of a new stage No compensation is applied on the inlet opening w hen a new stage starts STATIC Static Pressure Compensation PRESSURE on the Inlet Opening X INCREASE LET OPENING 7 IN HIGH SET POINT n x INLET POSITION LOW SET POINT REDUCE LN LET OPENING Theinlet The inlet The inlet Theinlet Theinlet The inlet closes further closes closes opens further opens opens by its comp further further by its comp further further value value 80 EXPERT 2V4SA rev 01 EXPERT 2V4SA EN Viewing the Static Pressure Level Set the function to STATIC PRESSURE using the menu select buttons The Stat P 05 WC Current static pressure level is displayed v Accessible if the static pressure sensor is en abled in the USER SETUP Press the dow n arrow key once Today s minimum static pressure reading is dis played along with the time and date Stat P 31 12 XX Min 02 12 00A Press on the dow n arrow key once again Today s maximum static pressure reading is displayed along with the time and date Keep pressing the dow n arrow key to display minimum and maximum pressure readings of the 6 last days Use the up arrow key to return to previous screen di
59. justed from 0 5 to 40 F 0 3 to 22 2 C above the set point A change in the set point will change these values by the same amount B Set the function to ALARMS using the menu select buttons The Hi and Lo alarm limits are displayed m Press on the MODIFY button The low Low 65 0 F alarm limit flashes Use the arrow keys Hiari 95 0 F to adjust the low alarm limit to the de g n M sired temperature B Press MODIFY button The high alarm limit flashes Use the arrow keys to adjust the high alarm limit to the desired temperature Press on the MODIFY button once again to validate EN Adjusting the Critical Temperature The critical temperature is the absolute maximum temperature allow ed in the room It can be adjusted from 40 to 120 F 40 to 48 99C This function is only available if an outside temperature sensor is enabled in the USER SETUP B Set the function to ALARMS using the menu select buttons The Hi and Lo alarm limits are displayed EXPERT 2V4SA rev 01 97 EXPERT 2V4SA Mm Press on down arrow key The Critical high Critical High temperature is displayed 95 0 F 4 Accessible if the outside temperature sensor Is enabled in the USER SETUP m Press onthe MODIFY button and set the critical high temperature to the desired value Press on the MODIFY button once again to validate Defective Probe Alarm To identify the defective probe select the PROBE TEMPERATURE or OUTSIDE TEMPERATURE function Dashes a
60. layed 14 EXPERT 2V4SA rev 01 USER SETUP The follow ing section describes how to customize the controller for your particular application Normally this setup needs to be done only once A template is available at the end of this manual to write down all these parameters 35 15 recommended to clearly define every stagethat is going to be used by your controller Select the proper stage option on the table below STAGES COMBINATIONS STAGE 1 STAGE 2 STAGE 3 STAGE 4 STAGE 5 STAGE 6 OPTION 1 VAR 1 VAR 2 FAN 1 FAN 2 FAN 3 FAN 4 OPTION 2 VAR 1 VAR 2 FAN 1 FAN 2 FAN 3 MIST 1 Set the function to USER using the menu select buttons The following parameters are presented below in the order they appear on the display The installer s password must first be entered to access these menus modify a parameter press on the MODIFY button then use the arrow keys to change it When you are finished adjusting a parameter press on the MODIFY button to validate the new value and to return to the display mode Press on the down arrow key to move to the next parameter 2 Time of Day Format Select the time format Time format AM PM or 24 hours mode AM PM v 3 Temperature Units Select the temperature units Temp units Fahrenheit F of Celsius C degrees EXPERT 2V4SA rev 01 15 EXPERT 2V4SA 4 of Temperature Sensors in the Room Set the total number of temperature sensors that are wired to the contro
61. ller Up to 4 temperature sensors can be selected 5 Room Probes Select which of the room sensors are used to be part of the average room temperature Blinking digits represent probes that are selected to be part of the average room temperature At least one temperature probe must be selected Press on the MODIFY button then set each probe status by using the arrow keys 6 Use Water Meter Select Yes if a water meter Is connected to the controller 7 Water Meter Units Select the water units Gallons or liters Accessible if the water meter is enabled above 8 Water Meter Calibration Set the of gallons or liters per pulse Accessible if the water meter is enabled above 9 Use Humidity Sensor Select Yes if a relative humidity sensor is connected to the controller 10 Humidity Compensation on Min Speed Select Yes to enable the compensa tion of stage 1 fans speed according to the humidity level refer to the Relative Humidity Compensation chapter Accessible if the humidity sensor is enabled above 16 EXPERT 2V4SA rev 01 sensors in the room 4 Room probes 1234 Room probes 1 On Use water meter Water meter units A v 4 A wv A v lit Water unit pulse 1 Use humidity sensor Rh influence Min Speed NO A v A wv A EXPERT 2V4SA 11 13 14 15 16 Use Outside Temperature Sensor Select Yes if an outside
62. ly oxygen to the room TEMPERATURE AND MINIMUM VENTILATION CURVES The controller can be set to automatically change the temperature set point and the minimum ventilation cycle over a given period of time in accordance with the user s requirements by specifying a temperature curve and a minimum ventilation cycle curve with up to ten different points each CHOICE OF TEN MOTOR TYPES The variation in motor speed resulting from a change in voltage will depend 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 voltage is supplied EXPERT 2V4SA rev 01 5 EXPERT 2V4SA ZONED HEATERS PROBE READINGS RECORDED FOR PAST DAYS Minimum and maximum readings from temperature probes static pressure sensors and humidity sensor are recorded for the current day and the previous Six days WATER MONITORING A pulse input is provided for monitoring w ater consumption for the current days and the previous six days HEATER RUN TIME MONITORING Heater run times are kept in memory for the current day and for the previous 6 days ALARM MANAGEMENT Alarms are provided for high low temperatures defective probes and other system functions 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 averag
63. move forward or backward on the curve This day number usually refers to the animal age 35 Note that a change in the day number will also affect the temperature curve referto the Temperature Curve section B Set the function to SET POINT CURVE using the menu select but tons B Press the n arrow and select the Current day screen display Current day Accessible if the set point curve or if the 9 v minimum speed curve is enabled in the USER SETUP B Press MODIFY The current day flashes on the display Use the up and down arrow keys to set it to the proper value 36 EXPERT 2V4SA rev 01 COOLING The EXPERT 2V4SA controls 2 stages of variable speed fans stages 1 2 and 4 optional stages of ON OFF fans fan stages 3 6 These stages op erate in a sequence to increase the level of ventilation as the room tem perature increases The user defines a start and a stop temperature for each stage When the temperature reaches the start temperature of a fan stage the fans that are associated to this stage are activated They are deactivated w hen the temperature decreases to their respective stop temperature Start and stop temperatures are defined with respect to the set point and with respect to each other This means that when the set point changes or if the start stop temperature of a cooling stage changes all consecutive values are adjusted by the same amount For example if the set point is increased by 1 F
64. nabled in the USER SETUP Opening 35 Mode Open B Press MODIFY then use the arrow keys to select the proper mode Select Open to manually open the inlet Select Close to manually close it or select Off to stop the actuator Do not forget to return to the automatic control mode afterwards so that the controller can take back control of this output EXPERT 2V4SA rev 01 79 EXPERT 2V4SA Static Pressure Compensation on the Inlet Opening A compensation can be used to ensure a certain uniformity in the static pres sure level in the room This static pressure compensation allows opening or closing the air inlet further when the static pressure level is out of range When the static pressure level exceeds the normal range above the Hi Pressure Set point or below the Lo Pressure Set Point the controller waits for the Compensation Delay to make sure this unusual pressure con dition is not temporary If the pressure is still out of range after this delay has elapsed the inlet compensation 96 is applied on the opening of the inlet it closes further by its compensation value 96 w hen the pressure level is too low point A on the graphic or opens further by its compensa tion value 96 w hen the pressure level is too high point C on the graphic The controller then waits for the Compensation Delay once again If the pressure level is still out of range afterw ards the opening compensation is applied once more This cycle
65. nd 2 is based Blinking digits represent probes that are assigned for this purpose At least one temperature probe must be selected per heater Press MODIFY then set each probe s status with the arrow keys Accessible if the heaters zoned mode is en abled above 30 Merge between stages 1 and 2 Select Yes if to enable the merge between fan stages 1 amp 2 refer to the Merge section of the Cooling chapter 31 Merge between stages 2 and 3 Select Yes to enable the merge betw een fan stages 2 and 3 refer to the Merge section of the Cooling chapter Accessible if stage 3 is used as a fan stage Refer to the stage option table at the begin ning of this chapter 32 De icing Stage 2 Select Yes if to enable the de icing fea ture on fan stage 2 33 Use Night Set Point Select Yes to enable the night set point 34 Night Set Point Starts at Select the time at which the night set point starts being used by the controller Accessible if the night set point is enabled above 20 EXPERT 2V4SA rev 01 Heater 1 probes 1234 9 2 1234 gt Use merge for stages 1 2 No Use merge for stages 2 3 No Use de icing on stage 2 No Use night setp Yes Night setp at 8 00P Y EXPERT 2V4SA 35 Day Set Point Starts at Select the time at which the day set point Day setp at Starts being used by the controller 7 30A A Accessible if the night set point is enabled above
66. nimum speed will be adjusted to 7096 of full speed when the humidity rises 1096 above the humidity set point In addition to adjusting the minimum speed the humidity compensation feature also changes the operation of the mini mum ventilation cycle if the controller is operating in minimum ventilation mode w hen the relative humidity exceeds the humidity set point the mini mum ventilation fans are operated continuously rather than cycled STAGE 1 RH Compensation on the MINIMUM SPEED Minimum Speed of Stage 1 Fans COMPENSATED SPEED MIN SPEED COMP 96 NORMAL MIN SPEED THE COMPENSATION STARTS OFF RELATIVE HUMIDITY RH RH SET POINT EXPERT 2V4SA rev 01 53 EXPERT 2V4SA 2 RH Compensation on Mist Units When the humidity level is too high mist units are shut off to avoid increasing the humidity level any further They stop operating whenever the humidity exceeds the Mist Shutoff value Viewing the Relative Humidity B Set the function to RELATIVE HUMIDITY using the menu select buttons The current humidity level is displayed Accessible if the humidity sensor is enabled in the USER SETUP B Press onthe down arrow key once The minimum humidity reading for the Current day is displayed along with the time and date Humid 50 Mm Press onthe dow n arrow key once again The maximum humidity reading forthe Humid 01 01 03 current day is displayed along withthe Min 25 12 00A Y time and date
67. o and the Off time to any other value run stage 1 fans intermittently set the On and Off time to the proper values 30 EXPERT 2V4SA rev 01 EXPERT 2V4SA Stage 2 in Minimum Ventilation Stage 2 fans can be used to provide minimum ventilation as shown on the follow ing graphic Stage 2 Fans in Minimum Ventilation VENTILATION STAGE 2 FANS STAGE 2 FANS RUN STAGE 2 FANS RUN FOLLOWING CONTINUOUSLY AND START REACH THEIR THE TIMER OF STAGE 1 INCREASING IN SPEED FULL SPEED STAGE 2 FULL SPEED STAGE 2 MIN SPEED STAGE 2 OFF STAGE 1 FULL SPEED STAGE 1 MIN SPEED J STAGE 1 OFF 0 3 1 OF DEGREES 0 3 OF DEGREES TO REACH 100 TO REACH 100 TEMPERATURE OF STAGE 1 OF STAGE 2 STAGE 1 STAGE 2 START TEMP START TEMP STAGE 1 MINIMUM VENT When the room temperature decreases below Stage 2 start tempera ture stage 2 fans run intermittently according to the same timer as the one used by stage 1 When the room temperature increases above Stage 2 start tempera ture stage 2 fans start increasing in speed continuously Low Temperature Override If the room temperature gets too cold while the controller is in minimum ventilation low temperature override functions can be enabled to reduce the speed of stage 1 fans and to stop stage 2 This allow s reheating the room faster Low temperature override functions must be enabled in the USER SETUP EXPERT 2V4SA rev 01 31 EXPER
68. ode Open wv Press MODIFY then use the arrow keys to select the proper control mode select Open to manually open the inlet select Close to manu ally close it select Off to stop the actuator Do not forget to return to the automatic control mode afterwards so that the controller can take back control of this output If the inlet is controlled by a timer perform a manual reset of the actuator s position after each manual opening of the air inlet EXPERT 2V4SA rev 01 71 POTENTIOMETER BASED AIR INLET Principle of Operation If the inlet has a potentiometer the controller controls the opening of the air inlet according to the reading of this potentiometer expressed as a per cent The graph on next page shows how the potentiometer based inlet opens during variable and on off stages Refer to the USER SETUP section to enable the inlet s potentiometer The controller adjusts the opening of the air inlet according to the opera tion of the ventilation stages As the temperature increases and new stages are activated the inlet is opened or closed accordingly The ventilation curve Is divided into steps and the user must program a new air inlet posi tion for each step A step 15 also added when the speed on a variable speed stage reaches 100 without activating a new stage The figure on next page illustrates this In this example a step is added when the first ventilation stage reaches full speed at temperature set point
69. output is activated w hen the LED is turned off the output is deactivated EXPERT 2V4SA rev 01 9 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 wall using four screws sure the electrical knockouts are at the bottom of the enclo sure in order to prevent w ater from entering the controller Insert the screws in the mounting holes and tighten Fasten the four black caps provided with the controller onto the four mounting holes The enclosure must be mounted in a location that will allow the cover to be completely opened right up against the w all CONNECTIONS To connect the controller refer to the wiring diagram enclosed with this user s manual Usethe 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 computer communications module 35 Note that the input connectors are now removable This makes it easier to connect the different elements to the terminals ALL WIRING MUST BEDONE BY AN AUTHORIZED ELECTRI CIAN AND MUST COMPLY WITH APPLICABLE CODES LAWS AND REGULATIONS BE SURE POWER IS OFF BEFORE DOING ANY WIRING TO AVOID ELECTRICAL SHOCKS AND EQUIPMENT DAMAGE 1 PROBES 35 Probes operate at low voltage and are isolated from the supply Be sure that probe cables remain isolated from all h
70. pening to every step El setting the Total Run Time of the Inlet Enter the exact time that is required to reach the actuator s maximum limit sw itch when the actuator is closed The controller refers to this value to convert opening values into time values Set the function to INLET Accessible if the air inlet is enabled in the USER SETUP Press the dow n arrow keyto select the i E endi i Total Run Time Total Run Time display d Accessible if the timer based inlet option is y enabled in the USER SETUP Press M ODIFY then use the arrow keys to adjust the total run time to the desired value EXPERT 2V4SA rev 01 67 EXPERT 2V4SA El Setting the Maximum Opening The maximum inlet opening is reached beyond the last ventilation stage B Setthefunction to INLET Accessible if the air inlet is enabled in the USER SETUP m Press the down arrow key in order to Max opening MEN select Max Opening display 1005 B Press MODIFY then use the arrow keys to adjust the max opening to the de sired value Press MODIFY to validate n Setting the of Degrees to Maximum Opening This is the temperature interval over which the air inlet goes from the opening associated with the last ventilation stage tow ards its maximum opening see previous graphs This parameter can be adjusted from 0 5 to ZU F 0 3 to 11 1 C B Set the function to INLET Accessible if the air inlet is enabled in the USER SETUP Degre
71. ping progressive Refer to previous graphs B Set the function to INLET Accessible if the air inlet is enabled in the USER SETUP BI Press the down arrow key in order to Max Opening Mode select Max Opening Mode display Progressive Y Accessible if the inlet s potentiometer is en abled in the USER SETUP B Press MODIFY then use the arrow keys to select the proper opening mode dumping progressive Press MODIFY once again to validate EXPERT 2V4SA rev 01 77 EXPERT 2V4SA m Adjusting the Accuracy of the Air Inlet When the actuator isn t moving a minimum opening or closing percentage is required so that the actuator can start to move This value called accuracy can be adjusted from 2 to 1096 The accuracy parameter pre vents the actuator from flickering B Set the function to INLET Accessible if the air inlet is enabled in the USER SETUP Accuracy Mm Press the down arrow key to select the Accuracy display m Press MODIFY then use the arrow keys to adjust it to the desired value 78 EXPERT 2V4SA rev 01 EXPERT 2V4SA Manual Opening of the Air Inlet It is possible to open or close the air inlet manually When an inlet 15 controlled manually the controller stops controlling this inlet output and stops monitoring potentiometer alarms Set the function to INLET The current position of the inlet and its operating mode are displayed Auto Open Off Close Accessible if the air inlet is e
72. procedure to adjust the timer s On and Off times They can be adjusted from 0 to 15 min utes in increments of 15 seconds B Set the function to HEATERS using the menu select buttons The start tempera Heat 1 Timer 1 ture of heater 1 is displayed StartT 73 0 F wv Available if a heater is enabled in the USER SETUP 60 EXPERT 2V4SA rev 01 EXPERT 2V4SA B Press onthe MODIFY button The start temperature for the first timer of the first heater stage flashes on the display Use the arrow keys to set it to the desired value Press on the MODIFY button to validate B Press on the n arrow key once The stop temperature for the first timer of the first heater stage flashes on the display Use the arrow keys to set it to the desired value Press on the MODIFY button to validate On 1 00min Mm Press onthe n arrow key once again Off 1 00min 4 The On and Off times forthe first timer M of the first heating stage are displayed Note that this menu is only accessible if the timer has been enabled on heating stages in the USER SETUP B Press onthe MODIFY button The On time of the first timer flashes on the display Use the arrow keys to set it to the desired value B Press onthe MODIFY button once again The Off time of the first timer flashes on the display Use the arrow keys to set it to the desired value B Press onthe down arrow key onceagain Heat 1 Timer 2 The start temperature forthe second timer
73. r meter calibration 16 Celsius degrees 15 Chimney see 0 10V output Clock Selecting the time format 15 Setting day s and night s start times 20 Setting time and date 13 Compensation Outside temp compensation Activation 17 Principle of operation amp settings 42 44 Relative humidity compensation RH Activating RH compensation 16 Operation amp settings 53 56 Static pressure compensation Activation 18 Operation amp settings 80 82 Configuration module see Memory Card Connections see Wiring Controller Adjusting a parameter 9 Connections 10 Location of the controls 8 Main features 5 Model number 4 Mounting instructions 10 Program version 23 Serial number 4 Usersetup 15 23 Curves Min ventilation speed curve Operation amp settings 34 36 Minimum ventilation speed curve Activation 22 Motorcurves 12 Set point curve Activation 22 Operation amp settings 27 29 Damper see 0 10V output Date Setting the day number 29 36 Setting time and date 13 EXPERT 2V4SA rev 01 107 EXPERT 2V4SA Day Night Activating the night set point 20 Setting day and night s start times 20 Setting the day number 29 36 Setting the night set point 26 Transition time between day and night 21 De icing stage 2 fans Activation 20 Operation amp settings 48 49 Degrees of degrees to 100 of Stage 1 39 Stage 2 40 Stage3 47 Stages 1 2 inwinter 44 Celsius Fahrenheit degrees 15 Displays 9 E Elect
74. rd from the connector as follow s MEMORY CARD Turn off powerto the controller Ade Lus CONNECTOR WHEN Open the controller s cover THE TRANSFER Removethe card from the connector IS OVER Close the cover then reapply power to the controller 8 Lock the card s switch if required TRANSFER ERROR The controller will not warn you if the transfer is incorrect Respect the following rules to make sure the transfer works properly WARNING Make sure the card switch is at the unlocked position before transferring a configuration on the card Do not move or hold the card while a transfer is ongoing EXPERT 2V4SA rev 01 103 INSTALLATION REPORT CLIENT Name Address INSTALLER Name Address 104 EXPERT 2V4SA rev 01 EXPERT 2V4SA USER SETUP Number of temperature sensors Selected sensors for average T Water meter unit pulse Humidity influence on Min speed Use outside temperature probe Use outside T comp on min speed Outside T comp on stage 1 Outside T comp on stage 2 Winter s reference temperature SETTINGS 24H C Lit Gal PULSE
75. re displayed instead of a read ing when the probe is defective In the case of room temperature probes the controller will operate according to the temperature of the remaining probes Defective Potentiometer Alarm If the static pressure compensation is used If the potentiometer feedback is defective the inlet starts operating according to the static pressure level The controller then uses the same settings that have been set for the static pressure compensation If the static pressure compensation is not used If the potentiometer is defective the controller will operate in security mode When the temperature is 2 F 1 1 C above the set point the inlet opens according to the follow ing cycle 8 seconds ON 60 seconds OFF When the room temperature is 2 1 1 C below the set point the inlet closes according to the same cycle 98 EXPERT 2V4SA rev 01 EXPERT 2V4SA Water Spill Alarm A water spill alarm is detected when the water consumption monitored by the EXPERT 2V4SA exceeds a user defined maximum value The maxi mum allow able water quantity can be adjusted from 0 to 1 000 gallons or liters per 15 minutes In addition it is possible to use two maximum water consumption limits depending on the time The maximum allowable amount of water may then be set differently for the day and night times Set the function to ALARMS using the menu select buttons The Hi and Lo alarm limits are displayed Press
76. ress MODIFY then usethe arrow keys to select the time at which reset needs to be performed then press M ODIFY to validate EXPERT 2V4SA rev 01 69 EXPERT 2V4SA BI Press down arrow key once more Reset Period The frequency at which the actuator needs to be reset is displayed ys B Press MODIFY then use the arrow keys to select the frequency Period then press MODIFY twice to validate Performing a Manual Reset It is possible to reset the actuator s position without waiting for the next time of reset The follow ing procedure shows how to perform a manual reset B Setthefunction to INLET Accessible if the air inlet is enabled in the USER SETUP mM Press the down arrow key to select the Reset Now display Accessible if the timer based inlet option is enabled in the USER SETUP Reset Now No a m Press MODIFY twice then press the up arrow key to start the actuator s reset then press MODIFY to validate The controller launches the reset and the Yes answer on screen switches back to 70 EXPERT 2V4SA rev 01 EXPERT 2V4SA Manual Opening of the Air Inlet It is possible to open or close the air inlet manually When an inlet is controlled manually the controller stops controlling the inlet output Set the function to INLET The current position of the inlet and its operating mode are displayed Auto Open Off Close Accessible if the air inlet is enabled in the USER SETUP Opening 35 M
77. ressure level exceeds the normal range a compensation is applied on the inlet opening This delay can be adjusted from 15 to 900 seconds Set the function to INLET Accessible if the air inlet is enabled in the USER SETUP Press the n arrow key in order to select Compens delay display Available if the static pressure compensation feature is enabled in the USER SETUP Press MODIFY The compensation de lay flashes on the display Use the ar row keys to set it to the proper value Press MODIFY once again to validate 82 EXPERT 2V4SA rev 01 Compens delay 30 sec 0 10V OUTPUTS The EXPERT 2 45 has one 0 10V output that can be used in many differ ent ways This output can either be used as a supplementary fan or heating stage it can also be used to control heat mats or chimney dampers The follow ing section explains each of these features separately Refer to the USER SETUP to enable the 0 10V output and to select its function Note that the controller may give a 10 0V signal instead of a 0 10V signal This may be useful for safety reasons if the main controller loses pow er and its 0 10 output drops to OV the controller then gives the maximum load to the module connected on the output EXPERT 2V4SA rev 01 83 EXPERT 2V4SA 0 10V Ventilation Output The controller has one 0 10V output that can be used to control a supple mentary ventilation stage Refer to the USER SETUP section to enable this type o
78. rical specifications 101 Error transfer 103 Fahrenheit degrees 15 Fan speed Current speed of stages 1 3 41 Minimum speed Min speed of stagel 33 44 Outside T compensation 42 RH comp on stage 1 speed 53 55 Stages 2 3 minimum speed 39 Fan stages 37 41 De icing stage 2 fans 48 Merging fan stages Activation 20 Operation amp settings 45 47 G Gallon units 16 H Heat mats see 0 10V output Heaters 108 EXPERT 2V4SA rev 01 0 10V heaters see 0 10V output Activating heater stages 18 Heater run times history 14 Operation amp settings 57 61 Timer on heating stages Activating the timer 19 Operation amp settings 59 61 Zoned heaters Activating zoned heaters 19 Assigning probes 20 Operation amp settings 58 61 History Heater run times history 14 Individual T probes history 25 Outside temperature s history 25 Relative humidity sensor s history 54 Room temperature s history 24 Static pressuresensor 81 Water consumption s history 14 Hours see Time Humidity see Relative Humidity Inlet Variable stage opening Principle of operation 62 Inlets Activation 19 Low T Override 21 Potentiometer based inlet Activation 19 Calibration 75 Manualopening 79 Principle of operation 72 Static pressure compensation 80 82 Timer based inlet Activation 19 Manualopening 71 Principle of operation 62 Reset actuator s position 66 67 70 Installation 10 Installation report 104 Usersetup 15 23 Inst
79. room temperature in order to reach their full speed see the diagram above It can be adjusted betw een 0 5 F and 20 0 F 0 3 C and 11 1 B Set the function to STAGE 2 using the menu select buttons m Press the down arrow key twice the pegrees to 100 number of degrees to reach 100 of 2 0 F 4 fan stage 2 are displayed B Press onthe MODIFY button the value starts flashing Use the arrow key to adjust it to the desired value 8 Adjusting Start Stop Temperatures of Fan Stages 3 6 Set the start and stop temperatures of fan stages 3 6 The start tempera ture of these stages must be greater than stage 2 start T of degrees to 100 of stage 2 0 5 F 0 3 B Set the function to STAGES 3 6 using the menu select buttons The start tem perature of stage is displayed Accessible if stage 3 is used as a fan stage Refer to stages option table in the USER SETUP otage 3 StartT 84 0 F V m Press MODIFY The start temperature of stage 3 flashes on the dis play Use the arrow keys to adjust the start temperature to the desired value then press the MODIFY button to validate the new value 40 EXPERT 2V4SA rev 01 EXPERT 2V4SA B Press down arrow key The stop temperature of stage 3 is displayed StopT 82 0 F A wv B Press on the MODIFY button the stop temperature of stage 3 flashes on the display Use the arrow keys to adjust it to the desired value Press MODIFY to validate the new v
80. row key in orderto se T 77 02 lect the MaxT Stop at display Stop at 79 0 F B Press onthe MODIFY button The maxi mum temperature flashes on the display Use the arrow keys to set it to the de sired value B Press onthe MODIFY button once again the stop temperature flashes on the dis play Use the arrow keys to set it to the desired value E Setting the 0 10V Fan Outputs Timer When the temperature falls below the start temperature of the 0 10V fan output 0 10V fans operate at their minimum speed according to a timer The timer s On and Off times can be adjusted from 0 to 900 sec onds in increments of 15 seconds B Set the function to 0 10 OUTPUT Make sure the 0 10V output uses the Ventilation option in the USER SETUP 86 EXPERT 2V4SA rev 01 EXPERT 2V4SA Press on the down arrow key and select op 1 the timer display DE Press on the MODIFY button The On time flashes on the display Use the ar row keys to set it to the desired value Press on the MODIFY button once again the Off time flashes on the display Use the arrow keys to set it to the desired value Assigning T Probes to 0 10V Fan Outputs When used as a ventilation output the 0 10V output operates according to the average temperature of chosen temperature probes The follow ing pro cedure shows how to assign temperature sensors to the 0 10V fan output Set the function to 0 10V OUTPUT
81. s are not allow ed Decreasing minimum speeds are not allow ed 34 EXPERT 2V4SA rev 01 EXPERT 2V4SA Specifying the Minimum Speed Curve Set the function to MIN SPEED CURVE using the menu select buttons Press the down arrow key to select the first point of the curve The day at which this curve point starts being used and the minimum speed of stage 1 fans for that day are displayed Accessible if the minimum speed curve 15 abled in the USER SETUP Press MODIFY then use the arrow keys to select the day and the minimum fan Speed associated which the first point of the curve The curve points can only be modified while the curve status is disabled Refer to the fol lowing section to disable the curve Press the down arrow key to display and adjust all points of the curve 1 day 1 Min Spd 30 Activating the Minimum Ventilation Curve Set the function to MIN SPEED CURVE using the menu select buttons Press the dow n arrow key to select the curve status display Accessible if the minimum speed curve is enabled in the USER SETUP Press MODIFY The curve status flashes on the display Press on the up arrow key to activate the temperature curve Press MODIFY once again to validate Curve status Off v EXPERT 2V4SA rev 01 35 EXPERT 2V4SA Setting the Day Number The following menu indicates the day that Is currently being used by the curve This day can also be modified in order to
82. s required to reach 10096 speed 2 07 F v of stage 1 fans is displayed B Press MODIFY then use the arrow keys to adjust the number of de grees to the desired value 35 Refer to the MINIMUM VENTILATION chapter to set the mini mum speed of stage 1 fans El Adjusting the Minimum Speed of Stage 2 The minimum speed of stage 2 fans can be adjusted from 10 to 100 B Set the function to STAGE 2 using the menu select buttons B Press onthe down arrow key to select Minimum Speed the Minimum Speed menu 40 B Press onthe MODIFY button the minimum speed flashes on the display Use the arrow keys to set it to the desired value Adjusting the Start Temperature of Stage 2 The start temperature of stages 2 is the temperature at which the stage s variable speed fans start running continuously at their minimum speed refer to the previous diagram It can be adjusted from 0 to 120 0 to 48 9 C above the set point EXPERT 2V4SA rev 01 39 EXPERT 2V4SA B Set the function to STAGE 2 using the menu select buttons The start tempera StartT 80 0 F A ture of the selected stage is displayed B Press the MODIFY button the start temperature of the selected stage flashes on the display Use the arrow keys to adjust it to the desired value n Adjusting of Degrees to Reach 100 of Stage 2 This is the temperature interval over which the variable speed fans of stage 2 increase in speed proportionally to the
83. s to 10096 menu Degrees to 100 Note that this menu only appears if the 2 07 merging feature between stages 2 and 3 is enabled in the USER SETUP 4 B Press onthe MODIFY button The number of degrees to 100 flash on the display Use the arrow keys to adjust them to the desired value EXPERT 2V4SA rev 01 47 EXPERT 2V4SA De icing Stage 2 Fans A de icing cycle is provided to de ice Stage 2 fans in cold weather condi tions If the controller uses an outside temperature sensor de icing cycles are only activated when the outside temperature drops below a defined temperature If no outside temperature sensor is used the de icing cycle is always active no matter what the outside temperature 15 De icing Cycles 4 TIME gt i CYCLE TIME gt Principle of Operation Step 1 Stage 1 fans are stopped Step 2 Stage 2 fans start running at full soeed for 2 seconds then return to their minimum speed during the On time Step 3 Stage 2 fans are turned off Step 4 Stage 1 fans activity is resumed at the appropriate speed Step 5 The cycle restarts after the cycle time has elapsed 48 EXPERT 2V4SA rev 01 EXPERT 2V4SA De icing Start Temperature The de icing of stage 2 fans starts when the outside temperature drops below this temperature It can be adjusted from 40 to 120 F 40 0 to 48 9 C The start temperature can only be set if an outside temperature sensor is used If your
84. splays EN Adjusting Hi and Lo Pressure Set Points The static pressure compensation starts when the static pressure level exceeds the Hi or Lo static pressure set points Set the function to INLET Accessible if the air inlet is enabled in the USER SETUP Press the dow n arrow key in order to select the Low SP display Low SP 00 WC i T A Available if the static pressure compensa High SP 10 WC tion feature is enabled in the USER SETUP Press MODIFY The Low Static Pressure set point flashes on the dis play Use the arrow keys to set it to the desired value Press MODIFY once again The High Static Pressure set point flashes on the display Use the arrow keys to set it to the desired value Press MODIFY once again to validate EXPERT 2V4SA rev 01 81 EXPERT 2V4SA El Adjusting the Compensation Value Select the opening percentage that must be added or removed when a compensation is applied on the inlet openings Adjustable from 0 to 10 Set the function to INLET Accessible if the air inlet is enabled in the USER SETUP Press the down arrow key in order to select the Stat P compens display Available if the static pressure compensation feature is enabled in the USER SETUP Press MODIFY The compensation value flashes on the display Use the arrow keys to set it to the desired value Stat P compens A 5 v n Adjusting the Compensation Delay Each time the compensation delay elapses and the p
85. t set point Heat mat flashes on the display Use the arrow keys to set it to the desired value Press MODIFY to validate 94 EXPERT 2V4SA rev 01 EXPERT 2V4SA El Assigning T Probes to 0 10V Heat Mat The heat mat operates according to the average temperature of its as Signed temperature probes The following procedure shows how to assign temperature sensors to a 0 heat mat output B Set the function to 0 10V OUTPUT Make sure the 0 10V output uses the Heat Mat option in the USER SETUP B Press the n arrow key to select the probe selection display Probes 1234 A m Assign the desired probes to the 0 10V output Probes that are assigned to the output are blinking on screen Note that at least one probe must be selected Press MODIFY then use the arrow keys to set the status of each probe EXPERT 2V4SA rev 01 95 ALARM SETTINGS The alarm output is activated w hen certain alarm conditions are detected For example w hen the room temperature is too high or too low an alarm is set off Each new alarm type is recorded in memory until it is acknow l edged by the user The alarm conditions are as follow s Defective Probe Defective potentiometer Temperature alarm Water Spill alarm Another alarm situation occurs when power to controller fails In this case the alarm relay is activated Temperature Alarms The follow ing diagram explains how temperature alarms are detected When the
86. tarts the actuator automatically closes to its minimum position as determined by the limit switch The message Please wait while closing is displayed Once the inlet s minimum position 0 is defined the controller asks to open OpenToMax Open the air inlet to its maximum position Save calib NO a Select the Open or Close functions to set the actuator to its maximum position 10096 When it is prop erly positioned press the up or dow n arrow key to select Off then press M ODIFY to stop the actuator Once the max position 10096 is de fined select Yes to save the calibra tion then press M ODIFY to validate OpenToMax Open Save calib Yes A The calibration is now done and the in let starts being controlled automatically Calibration by the controller The controller also dis completed plays the message Calibration com pleted EXPERT 2V4SA rev 01 75 EXPERT 2V4SA EN Adjusting the Reference Points Steps The controller adjusts the opening of the air inlet according to the opera tion of the ventilation stages The following procedure shows how to as Sign an inlet position to each ventilation stage B Set the function to INLET to adjust the reference points of the air inlet Accessible if the air inlet is enabled in the USER SETUP Mm Press the down arrow key once The St O 1095 opening of step 0 is displayed B Press MODIFY The opening of step 0 flashes on the display Use the arrow keys
87. the 0 10V 1 Mode 0 10V output 0 10V or 10 0V 0 10V Accessible if a 0 10V output is enabled above 23 Use Mist Select Yes to activate the mist stage Use Mist NO Use Inlet Yess 24 Use Inlet Select Yes to activate the air inlet 25 Inlet Mode Select Pot if the inlet moves accord Iniet Mode ing to a potentiometer select Time if Pot 4 the inlet moves according to a timer M Accessible if the air inlet is enabled above 26 Usea timer on heating stages Select Yes to activate heaters in a timer mode according to the room temperature Accessible if a heating stage is enabled above Use heaters on timer Yes 27 Number of intermediate steps If the opening of the air inlet is based on a timer select the number intermediate Inter Steps 4 opening steps that are performed dur 2 v ing a variable stage 0 2 inter mediate steps Accessible if the opening of the inlet is base on a timer 28 Zoned or standard heaters This function allow s to run the heating Use Zoned heater outputs according to the temperature reading of chosen temperature sensors BN the heating outputs operation becomes based on the average reading of these sensors instead of being based on the average room temperature Accessible if two heating stages are enabled above EXPERT 2V4SA rev 01 19 EXPERT 2V4SA 29 Heater 1 2 probes Select on which temperature sensors the Operation of heating stages 1 a
88. the menu select buttons The start temperature of the first mist timer is displayed Accessible If mist units are enabled in the USER SETUP Mist Timer 1 StartT 85 0 F wv Press on the MODIFY button The start temperature of the first timer flashes on the display Adjust the start temperature to the proper value using the arrow keys Press on the down arrow key Thestop StopT 83 0 F temperature for the first timer is displayed Press on the MODIFY button once again The stop temperature flashes on the display Adjust it to the desired value using the arrow keys Press on the MODIFY button once again to validate Press on the down arrow key twice The start temperature of the second mist timer is displayed Follow the same procedure as described above to set the start and stop temperatures of the second mist timer EXPERT 2V4SA rev 01 51 EXPERT 2V4SA 2 Setting Timer 1 amp 2 Time On and Time The On and Off times of the mist units of both timers can be adjusted from 0 to 60 minutes B Set the function to MIST using the menu select buttons The start temperature of the first mist timer is displayed Accessible if mist units are enabled in the USER SETUP B Press onthe n arrow key twice The On and Off times of the first mist timer are displayed On 1 00min Off 10 00min Press on the MODIFY button The on time flashes on the display Use the ar row keys to set it to the desired valu
89. ttons The current set point is displayed B Press onthe down arrow and select the Current day screen display Accessible if the set point curve or if the mini mum speed curve is enabled in the USER SETUP Current day 9 B Press MODIFY The current day flashes on the display Use the up and down arrow keys to set it to the proper value EXPERT 2V4SA rev 01 29 MINIMUM VENTILATION Principle of Operation W hen the room temperature is below the set point stage 1 fans operate according to a minimum ventilation cycle Running fans even though venti lation is not required for reducing the room temperature is useful to reduce humidity levels and supply oxygen to the room It also prevents the fans from freezing in w inter NOTE The controller supplies maximum voltage to the variable speed fans for 2 seconds immediately follow ing each start up MINIMUM VENTILATION TIMER The minimum ventilation timer is composed of a running time On Time and of a stop time Off Time as illustrated below Ontime Stage 1 fans run at their minimum speed The pilot light of stage 1 is lit while these fans are running in minimum ventilation Off time Stage 1 fans are stopped MIN VENT ON TIME FAN SPEED OFF NOTES e stage 1 fans continuously at their minimum speed set the off time to zero and the On time to any value other than zero disable minimum ventilation cycles set the On time to zer
90. uired at the beginning and at the end of each variable stage Once this is done the user can choose to subdivide this opening into 0 to 2 intermediate opening steps to progressively open the inlet during the variable stage When intermediate opening steps are enabled the controller splits up the variable stage s opening 96 evenly betw een the number of intermediate steps e g if one intermediate step is enabled the controller will open the inlet tw ice during the variable stage opens of 5096 of the variable stage s opening at the first intermediary step 50 at the end of the variable stage 62 EXPERT 2V4SA 01 EXPERT 2V4SA Intermediate steps are activated when a variable stage reaches predefined fan speeds These fan speeds are set differently depending on the number of intermediate steps in use For example if 1 intermediate step 15 en abled the inlet opens during half the variable stage s opening when the stage s speed is of 75 96 it reaches stage s HI opening position when the fan speed is 100 refer to the follow ing graphs The three follow ing graphs illustrate when each intermediate step starts Opening of the Inlet During a Variable Stage Opening with 0 Intermediate Step Time or Step HI Opening I l Y l 1 l 1 Step Opening Variable Stage 50 96 100 Speed EXPERT 2V4SA rev 01 63 EXPERT 2V4SA Opening of the Inlet During a Variable Stage
91. upplementary stage can be calibrated order to continue opening the air inlet beyond the last temperature of the controller s ventilation stages This supplementary stage 15 used to direct the airflow more efficiently during periods of warm weather The user must specify the maximum in let opening and the num ber of degrees over the Maximum Opening Stage of the Timer Based Inlet last ventilation stage at OPENING which this opening must be reached INLET OPENING OF THE LAST STAGE MIN OPENING CONTROLLER gt STAGES DEGREES SET POINT TO MAX OPENING 66 EXPERT 2V4SA rev 01 EXPERT 2V4SA Settings EN Adjusting the Reference Points Steps The controller adjusts the opening of the air inlet according to the opera tion of the ventilation stages The following procedure shows how to as Sign an inlet position to each ventilation stage Set the function to INLET to adjust the reference points of the air inlet Accessible if the air inlet is enabled in the USER SETUP Press the down arrow key once The 51 0 10 opening of step 0 is displayed v Press MODIFY The opening of step 0 flashes on the display Use the arrow keys to set it to the desired value Press MODIFY once again to validate Press the dow n arrow key The opening of step 1 and step 1 Hi are displayed Press MODIFY then use the arrow keys to adjust these open ings to the desired value Proceed in similar fashion to assign an inlet o
92. y s maximum outside temperature is displayed along with the time and date Keep pressing the down arrow key to display the minimum and maximum outside temperature readings for the past six days EXPERT 2V4SA rev 01 25 EXPERT 2V4SA TEMPERATURE SET POINTS The temperature set point is the target room temperature It can be adjusted from 40 0 to 100 F 40 0 C to 37 8 C The temperature curve must be disabled to adjust this target temperature A night set point can also be enabled in order to maintain a different target temperature during night time ADJ USTING THE MAIN TEMPERATURE SET POINT Set the function to SET POINT CURVE setp 75 0 F using the menu select buttons The cur v rent set point is displayed B Press MODIFY then usethe arrow keys to change the set point The set point can only be modified while the temperature curve is disabled Refer to the following section to disable the curve ADJ USTING THE NIGHT SET POINT This is the target room temperature during night It can be adjusted from 40 0 F to 100 F 40 0 C to 37 8 C The night set point is directly related to the main set point which means that if a change in the main set point occurs the night set point is adjusted consequently If the tempera ture curve is enabled the night set point follows the same variations as the day set point B Set the function to SET POINT CURVE using the menu select but tons The current set point is displa
93. yed B Press down arrow key to select the Night Setpoint night set point 75 0 F Available if the night set point is enabled in the USER SETUP B Press MODIFY The night set point flashes on the display Use the arrow keys to adjust it to the desired value 26 EXPERT 2V4SA rev 01 EXPERT 2V4SA TEMPERATURE CURVE The temperature curve allows an automatic adjustment of the target room temperature over time The set point curve function must first be enabled inthe USER SETUP ae Temperature Curve TEMPERATURE DAY 100 DAYS DAY 4 DAY 15 DAY 21 DAY 30 DAY 36 DAY 45 DAY 55 DAY70 A curve 15 defined using up to 10 points Each point specifies a day number and a set point for that day Once the points of the curve are defined the curve must be activated The controller will change the temperature set point every hour linear fashion between consecutive points of the curve When the last point of the curve is reached the temperature set point for that day is maintained until the curve Is reactivated NOTES i All ten points of the curve must 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 365 Decreasing day numbers are not allow ed Increasing temperatures are not allow ed EXPERT 2V4SA rev 01 27 EXPERT 2V4SA Specifying the Curve B Set the

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