TC5-2V4SA - Farmer Boy Ag Systems
Contents
1. INTERNAL SWITCHES 1 2 34 5 6 7 8 9 1011 12 The internal switches located on the inside of the front cover When the controller is shipped from the factory all the switches are set to OFF OFF ON 1 UNLOCKED PARAMETERS LOCKED PARAMETERS CELSIUS DEGREES PROBE 2 ENABLED PROBE 3 ENABLED PROBE 4 ENABLED 7 1 HEATER 2 HEATERS 8 CASCADING HEATERS ZONED HEATERS 9 MIST OFF MIST ON 10 RESERVED 11 RESERVED 12 RESERVED TC5 2V4SA rev 04 7 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 Be sure the electrical Knockouts are at the bottom of the enclosure in order to prevent water 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 wall CONNECTIONS Toconnectthe controller refer to the wiring diagram enclosed with this user s manual B Set the voltage switch to the appropriate voltage Use the electrical knockouts provided at the bottom of the enclosure Do not make additional holes in the enclosure particularly on the side of the encl2. 16 Temperature Units rr eot 16 Viewing Temperatures 16 Temperature Set Point 19 Temperature 2 2424 2 2 02 20 VENTILATION 8 24 Cooling Operation 2 21 24 Minimum Ventilation Cycle 26 Humidity Compensation 28 Minimum Speed Curve 200 22 31 Differential Settings 2 2 2 2 37 De icing of Stage 2 Falso erdt REDE 39 MISEGOOIITI E20 ooa nea ed de dt uode 41 HEATER SETTINGS eiie ise uterus pex 44 ALARM 5 222 49 TEST 50 TROUBLESHOOTING GUIDE 51 TECHNICAL SPECIFICATIONS 55 225 5 56 GEOSSARY 58 2 TC52VASA rev 04 PRECAUTIONS We strongly recommend installing supplementary natural ventilation as well as a back up thermostat on at least one cooling stage refer to the wiring diagram enclosed with this user s manual to connect the thermostat Although fuses
3. sired value The controller operates the stages according to the new temperature setting To exit test mode M Turn the selector knob to the ROOM TEMPERATURE position The current room temperature is displayed hold the push button for 3 seconds NOTE If no user activity is recorded after 4 minutes in test mode the controller resumes normal operation 50 TC5 2V4SA rev 04 TROUBLESHOOTING GUIDE PROBLEM The display doesn t work CAUSE The circuit breaker on the service panel is off ortripped The wiring is incorrect The input fuse is open The voltage selector switch is in the wrong position The display board interconnect cable is unplugged from the power supply board SOLUTION Reset the circuit breaker Fixthe wiring Replace the fuse Set the switch to the correct position Plug the cable The display Probe 1 is improperly Fixthe probe s connection shows the connected letter P The Defec One or more probes Follow the procedure described tive Probe are defective in DEFECTIVE PROBES to Pilot Light is identify and replace the defective on probe The display A variation in resist Make sure the probes are dry and shows sud ance is induced on a move them away from drafts and den varia probe sources of radiant heating tions in room temperature There is electrical noise near an extended probe cable Do not run pro
4. a Set the selection knob to ALARM PROBE T LOW HIGH OFFSET The current low alarm offset flashes on the display alternating with the word LO LOw HIGH V LEX 0709 BN cur OFF DIFF T e 4 2 OFF DIFF T 4 MIN SPEED w oo GEAR p gt BANDWIDTH 79 TIMER SEC HUMIDITY CONTROL OFFSET BANDWIDTH T DIFFERENTIALS 3 6 T E Use the adjustment knob to set the COOLING low alarm offset to the desired value MIN SPEED 96 M X Pressthe push button The current high alarm offset flashes on the display alternating with the word HI B Use the adjustment knob to set the high alarm offset to the desired value TC5 2V4SA rev 04 49 TEST MODE A test mode allows you to simulate temperature changes and verify control ler performance In test mode the temperature probe inputs are turned off allowing the user to change the temperature used by the controller to operate the stages The controller operates as before using the new tem perature settings To enter test mode M selector knob to the ROOM TEMPERATURE position The current room temperature is displayed Pressand hold the push button for 3 seconds The letters TST are displayed alternating with the room temperature B Turn the adjustment knob to adjust the room temperature to the de
5. allow the user to monitor the operation of the system without having to enter the building MINIMUM VENTILATION CYCLE When ventilation is not required for cooling the first stage fans can be oper ated either continuously or intermittently to reduce the level of humidity and supply oxygen to the room TEMPERATURE AND MINIMUM VENTILATION SPEED CURVES The controller can be set to automatically change the temperature set point and the minimum ventilation speed over a given period of time in accordance with the user s requirements by specifying a temperature curve and a mini mum ventilation speed curve with up to six 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 between controller and motor the user can choose from among ten different motor types thus ensuring that the correct voltage is supplied ZONED OR CASCADING HEATERS HIGH LOW TEMPERATURE ALARM OUTPUT 4 5 2 45 04 TC5 2V4SA HUMIDITY COMPENSATION The stage 1 minimum speed can be adjusted automatically as a function of relative humidity As humidity increases the minimum speed of stage 1 fans increases proportionally to compensate for the change FULL SPEED FAN START UP In order to overcome the inertia of the ventilation system components and de ice the fan blades in cold weather conditions
6. at the input and outputs of the controller protect its circuits in case of an overload or overvoltage we recommend installing an additional protection device on the controller s supply circuit The room temperature 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 exces sive humidity it is preferable to install it in a corridor DO NOT SPRAY WATER ON THE CONTROLLER FOR CUSTOMER USE Enter the serial number located on the side of the controller below for future reference Modelnumber TC5 2V4SA Serial number TC5 2V4SA rev 04 3 FEATURES The TC5 2V4SA is an electronic device used for environmental control in livestock buildings It allows the user to maintain a specified target tem perature by controlling the operation of ventilation and heating equipment Two stages of variable speed fans can be connected to the controller as well as two stages of constant speed fans and two stages of either con stant speed fans or heating units In addition one of the constant speed fan stages can be configured as a mist cooling stage The main features of the TC5 2V4SA are as follows THREE DIGIT DISPLAY Athree digit display provides a high level of accuracy allowing the user to specify a temperature to within one tenth of a degree in Fahrenheit or Cel sius units PILOT LIGHTS Pilot lights indicating the state of outputs
7. higher value Stage 1 fans do Time off is set to zero Settime offto a value other than not stop Zero running when the controller THEME E is operating in The wiring is incorrect Correct the wiring In particular minimum make sure two different lines ventilation are connected to each motor cycle line L1 modulated by the controller should be combined with another line N for 115V or L2 for 230V to activate the motor Also be sure the stage 1 COMMON is supplied by line L1 Humidity compensation Adjust set point or deactivate is activated and relative compensation as required humidity exceeds set point TC5 2V4SA rev 04 53 TC5 2V4SA The display board interconnect cable is not plugged into the power supply board properly The wiring is incorrect The fan motor or heating unit is defec tive The controller is defective 54 TC5 2V4SA rev 04 PROBLEM CAUSE SOLUTION Stage 3 4 5 The Stage s fuse is Replace the fuse or 6 is not open operating Make sure the cable is firmly plugged in with the tabs in place Correct the wiring In particular make sure two different lines are connected to each motor line L1 modulated by the controller should be combined with another line N for 115V or L2 for 230V to activate the motor or heating unit Also make sure the Stage COM MON is supplied by line L1 Verify if the motor or heating unit is defective by connecting it to an
8. number of the minimum speed curve EXAMPLE 2 TEMPERATURE CURVE MINIMUM SPEED CURVE Day Temperature Day Speed POINT 1 d5 90 0 F d10 10 96 POINT 2 d20 85 0 F d20 20 96 If you activated the temperature curve yesterday the current number of the temperature curve is d6 Therefore if you activate the mini mum speed curve today it will effectively be in operation in 4 days when the current day number of the temperature curve reaches d10 In the meantime the fans will run at the specified single minimum speed see example 2 If you activated the temperature curve six days ago the current day number of the temperature curve is d11 Therefore if you activate the minimum speed curve today it will effectively be in operation the moment you activate it In this case the current minimum speed will be a value between 10 and 20 TC5 2V4SA rev 04 33 TC5 2V4SA EE Specifying Minimum Speed Curve Set the selection knob to STAGE ROOM TEMPERATURE T 1 MIN SPEED CURVE The OFSET T al current minimum speed flashes on E the display orrser DITY gt 4 CONTROL 96 Press the push button The word DIFFERENTIALS 3 6 T OFFSET BANDWIDTH T OFF is displayed indicating that MNGMIDOO EI the minimum speed curve is de activated If this is not the case deactiv
9. the controller supplies maximum voltage to the variable speed fans during the 2 seconds immedi ately following each start up DE ICING CYCLE A de icing cycle is provided for de icing stage 2 variable speed fans in cold weather conditions FOUR INDEPENDENT TEMPERATURE PROBE INPUTS Up to four temperature probes can be connected to the controller in order to obtain a more accurate reading of the average room temperature and a faster reaction time OVERLOAD AND OVERVOLTAGE PROTECTION Fuses are installed at the input and outputs of the controller to protect its circuitry in the case of an overload or overvoltage COMPUTER CONTROL The controller can be connected to a computer thus making it possible to centralize the management of information and diversify control strategies CONTROL OF AIR INLET MOVEMENT If the TC5 2VASA is used in combination with a PF 5B controller the move ment of the air inlets can be coordinated with the operation of the fans using a potentiometer located on the panel drive This allows the air inlets to be adjusted correctly without the influence of uncontrollable factors such as wind or air from adjoining rooms TEST MODE A test mode allows you to simulate temperature changes and verify control ler performance TC5 2V4SA rev 04 5 LOCATION OF THE CONTROLS TC5 2V4SA DIGITAL DISPLAY SCREEN CONTROLLER STATUS LEDS FUNCTION PARAMETER SELECTION SAGESS
10. 15 TEMPERATURE SETTINGS TEMPERATURE UNITS Temperatures can be displayed in either Celsius or ON Fahrenheit units Set internal switch 2 to the desired position to display temperatures in Celsius units OFF to display temperatures in Fahrenheit units 2 VIEWING TEMPERATURES Cgc owl Que O ALARM OFFSET T T CURVE HEATER 4 4 od EE rs CURVE G6 HEATER 2 BANDWIDTH T ort I DIFE 40 P TIMER SEC Twin oFrser Mee 4 HUMIDITY x v OFFSET BANDWIDTH 2 MIN SPEED 96 STAGE 2 MIN SPEED DIFFERENTIALS3 6 T M To display the desired temperature set the selection knob to ROOM TEMPERATURE Thereadoutcan display values from 40 0 F to 120 0 F 40 0 C to 48 9 C Viewing Room Temperature The room temperature is the average value of all temperatures measured by activated probes in proper operating condition M Set the selection knob to ROOM TEMPERATURE PROBE T The room temperature is displayed ES Viewing Probe Temperatures Thecontroller can display probe temperatures individually Probes can also be turned onor off to control the temperature in different parts ofthe building 16 TC5 2V4SA rev 04 TC5 2V4SA M Set selection knob to ROOM TEMPERATURE PROBE T The av erage room temperature is displayed Press the push button The temperature reading from probe 1
11. 5 2V4SA rev 04 43 HEATER SETTINGS CASCADING HEATERS When cascading heating is used the temperature used is the average room temperature internal switch 8 is turned OFF To use stages 5 and 6 for heating setinternal switches 6 and 7 to ON Touseonly stage 6 for heating set internal switch 6 to ON and 7 to OFF Heating Heater 2 ON Heater 2 OFF Heater 1 ON Heater 1 OFF e a eg HEATER 2 HEATER 1 HEATER 1 DIFFERENTIAL DIFFERENTIAL OFFSET Set Point Room Temperature If the room temperature rises at Set Point Heater 1 Offset Heater 1 Diff Heater 2 turns off at Set Point Heater 1 Offset Heater 1 turns off If the room temperature falls at Set Point Heater 1 Offset Heater 1 Diff Heater 1 turns on at Set Point Heater 1 Offset Heater 1 Diff Heater 2 Diff Heater 2 turns on 44 5 2 45 04 TC5 2V4SA ZONED HEATERS To configure your system for zoned heaters set dipswitch 8 to ON Since the two heater outputs function independently different probes are assigned to each output Probes 1 and 2 are assigned to Heater 1 and Probes 3 and 4 are assigned to Heater 2 Individual probes can be turned on or off using the dipswitch settings If both probes are activated for a given heater the average temperature from both probes is used To use stages 5 and 6 for heating set internal switches 6 and 7 to ON To use only stage 6 for heating set intern
12. E SELECTION PUSH BUTTON STAGES 3 4 KNOB FUNCTIONS STAGE 5 HEATER 2 PARAMETER STAGE 6 HEATER I PROBE T ADJUSTMENT KNOB T MIN SPEED CURVE LOW HIGH 5 oc T T HEATER 484 SPEED i CZN DIFF T y CURVE 96 STAGE LOCKED HEATER2 a p gt BANDWIDTH T OFF DIFF T9 44 TIMER SEC Hi COMPENSATION TIMER OFFSET HUMIDITY 3 Piy CONTROL DIFFERENTIALS 3 6 T OFFSET BANDWIDTH T a g SETTINGS COOLING STAGE 2 6 STAGE CONTROLLER 6 TC5 2V4SA rev 04 TC5 2V4SA CONTROLLER STATUS LEDS LED MEANING STAGES 1 2 2112 E FANS AND STAYS ON WHEN STAGES 3 4 FANS AND STAYS ON WHEN EATER S TURNS ON WHEN STAGE 5 FANS OR HEATING UNITS ARE ON EATER TURNS ON WHEN STAGE 6 FANS OR HEATING UNITS ARE ON FLASHES WHEN THE TEMPERATURE CURVE IS ACTIVATED TURNS ON WHEN THE MINIMUM VENTILATION SPEED CURVE IS ALSO ON T MIN SPEED CURVE DEF TURNS ON WHEN AN ALARM 15 DETECTED BLINKS WHEN A ALARM DEFECTIVE PROBE IS DETECTED LOCKED TURNS ON WHEN THE PARAMETERS ARE LOCKED TURNS ON WHEN THE COMPENSATION ON STAGE 1 MINIMUM VENTILATION SPEED IS IN EFFECT OR WHEN THE COMPENSATION ON THE MIST STAGE IS IN EFFECT COMPENSATION ON
13. FF appears thirteen clicks Turn the adjustment knob clockwise one notch The word ON flashes on the display and the Temperature Curve Pilot Light flashes indi cating that the temperature curve is now activated Set the selection knob to ROOM TEMPERATURE TC5 2V4SA rev 04 TC5 2V4SA Viewing Current Set Point and Day Number When the temperature curve is activated the current temperature set point and day number can be viewed at any time The current day number can also be adjusted in order to move forward or backward on the temperature curve Set the selection knob to SET POINT T CURVE The current temperature set point is displayed Press the push button The current day number is displayed alternating with the letters cur day B Use the adjustment knob to set the day number to the de sired value Deactivating Temperature Curve M Set the selection knob to SET POINT T CURVE The current temperature set point is displayed B Press the push button to display the points of the curve actually defined until the word ON appears fourteen clicks B Turn the adjustment knob counterclockwise one notch The word OFF flashes on the display and the Temperature Curve Pilot Light turns off indicating that the temperature curve is now deactivated M Set the selection knob to ROOM TEMPERATURE TC5 2V4SA rev 04 23 VENTILATION SETTINGS two stages of constant speed fans Stage 3 4 and two optional st
14. ITY CONTROL The current humidity reading is displayed B Pressthe push button three times The current on off state of humidity compensation flashes on the display B Usetheadjustmentknobto adjust the on off state to the desired value 30 TC5 2V4SA rev 04 TC5 2V4SA MINIMUM VENTILATION SPEED CURVE The user can define a minimum ventilation speed curve to adjust the Stage 1 minimum speed automatically over a given time period Each curve is defined by six points Each point specifies a day number and a fan speed for that day Once the points are defined the minimum speed curve must be activated When the minimum speed curve is activated the controller adjusts the Stage 1 minimum speed every hour in a linear fashion be tween two 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 or until a new single minimum speed is specified using the first method Temperature or Speed Minimum Speed Curve Temperature Curve 4441 425 d35 450 470 480 Days NOTE If the room temperature falls below the values shown in Table 1 below the fans will begin to run at the minimum speed specified for the first point of the curve and will continue to do so as long as the room tempera ture remains below the set point When the room temperature rises above the set point the fans will return to the current mi
15. MER The current bandwidth for Stage 1 flashes on the display M push button The current time on for Stage 1 flashes on the display alternating with the letters On B the adjustment knob to adjust time on to the desired value M push button The current time off for Stage 1 flashes on the display alternating with the letters Off Use the adjustment knob to adjust time off to the desired value TC5 2V4SA rev 04 27 TC5 2V4SA HUMIDITY COMPENSATION The stage 1 minimum speed can be adjusted automatically as a function of relative humidity As humidity increases the stage 1 minimum speed in creases 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 40 and the compensation adjustment is 30 the minimum speed will be adjusted to 70 of full speed when the humidity rises 10 above the humidity set point In addi tion to adjusting the minimum speed the humidity compensation feature also changes the operation of the minimum ventilation cycle if the control ler is operating in minimum ventilation mode when the relative humidity exceeds the humidity set point the minimum ventilation fans are operated continuously rather t
16. SA B Extending the Probes Each probe can be extended up to 500 feet 150 meters To extend a probe B Usea shielded cable of outside diameter between 0 245 and 0 260 in 6 22 and 6 60 mm the cable dimensions should not be under 18 AWG to ensure the cable entry is liquid tight Do not ground the shielding It is preferable to solder the cable joint to ensure a proper contact between the two cables CAUTION Do notrun probe cables next to other power cables When crossing over other cables cross at 90 EH Defective Probes Ifa defective probe is detected the Defective Probe Pilot Lightturns on The room temperature shown on the display is then the average temperature measured by the probes in working condition The controller will operate according to this temperature To identify the defective probe Setthe selection knob to ROOM GT eoo T TEMPERATURE The room LOWIHIGH Tecurve 5055 STAGE 4 A a Press the push button If the EIE rex orrser 4 HUMID a probe connected to input 1 and DIFFERENTIALS 3 6 T OFFSET BANDWIDTH T supplied with the controller is not Tener STAGE 2 defective the letters PR1 are displayed alternating with the on off state of the probe and the tem perature measured by the probe If the probe is defective the let ters PR1 are displayed alter nating with the state of the probe 12 TC5 2V4SA rev 04 ND temperature is disp
17. Temperature Controller TC5 2VASA USER S MANUAL 1 STAGES 1 2 STAGES 3 4 FUNCTIONS STAGE 5 HEATER 2 Brey PROBE T STAGE 6 HEATER I ALARM CALLIN TOCURVE T MIN SPEED CURVE p 4 VIN SPEED umm DEF PROBE ALARM HEATER IZ OFF DIFE T CURVE 90 01990 LOCKED HEATER2 ll gt BANDWIDTH T OFF DIFF T TIMER SEC COMPENSATION TIMER OFFSET 2038 P HUMIDITY 4 DIFFERENTIALS 3 6 T OFFSET BANDWIDTH T SETTINGS MIN SPEED 96 M 6 STAGE CONTROLLER TABLE OF CONTENTS Page PRECAUTIONS 2 2 3 e A 4 LOCATION OF THE CONTROLS 6 Controller Status eds uoc ppt 7 Internal Switches 2 2 222 2 2 7 INSTALLATION iiie n Atout M EN 8 Mounting Instructions 2 8 titudine ist Rex t 8 Motor TY BES E 9 Heating Cooling Option 10 Temperature Probes 22 11 CHANGING THE PARAMETER SETTINGS 14 Using the Display bx Reb fists rne Xe 14 Locking the Parameters 15 TEMPERATURE SETTINGS
18. V4SA rev 04 TC5 2V4SA DIFFERENTIAL SETTINGS E Adjusting Stage 1 Bandwidth The Stage 1 bandwidth is the temperature interval within which the Stage 1 variable speed fans increase or decrease in speed proportionally to the temperature see the diagram above The bandwidth can be adjusted between 0 5 F and 20 0 F 0 3 C and 11 1 C a Set the selection knob to STAGE PROBE T 1 BANDWIDTH TIMER The gam curve T current bandwidth for Stage 1 os A A i zn flashes on the display on ENT E uS O HUMIDITY OFFSET BANDWIDTH T MIN SPEED 96 STAGE MELS TIMER DIFFERENTIALS 3 6 T B Use the adjustment knob to adjust the bandwidth to the desired value B Adjusting Stage 2 Offset The Stage 2 offset is the temperature difference from the set point at which the Stage 2 variable speed fans start to run at Stage 2 minimum speed see the diagram above The offset can be adjusted between 0 F and 20 0 F 0 C and 11 1 C M Set the selection knob to STAGE 2 OFFSET BANDWIDTH current offset for Stage 2 flashes on the display alternating with the letters OFT B Use the adjustment knob to adjust the offset to the desired value TC5 2V4SA rev 04 37 TC5 2V4SA Ea Adjusting Stage 2 Bandwidth The Stage 2 bandwidth is the temperature interval within which the Stage 2 variable speed fans increase or decrease in spe
19. ages of The TC5 2V4SA controls two stages of variable speed fans Stage 1 2 constant speed fans Stages 5 amp 6 COOLING OPERATION STAGE 6 STAGE 5 STAGE 4 STAGE 3 STAGE 2 STAGE 1 Ventilation Cycle Stage 1 Offset Stage 2 Stage 3 Stage 4 Stage 5 Stage 6 Temp Temperature Set Point 24 TC5 2V4SA rev 04 TC5 2V4SA If room temperature rises When room temperature lt Set Point stage 1 fans run at minimum speed according to the minimum ventilation cycle AtSetPoint stage 1 fans stop operating according to the minimum ventilation cycle and increase in speed as the room temperature rises At Set Point Bandwidth 1 stage 1 fans reach full speed AtSet Point Bandwidth 1 Stage 2 Offset stage 2 fans start running AtSetPoint Bandwidth 1 Stage 2 Offset Bandwidth 2 stage 2 fans reach full speed AtSetPoint Bandwidth 1 Stage 2 Offset Bandwidth 2 Diff 3 stage 3 fans start running At Set Point Bandwidth 1 Stage 2 Offset Bandwidth 2 Diff 3 Diff 4 stage 4 fans start running At SetPoint Bandwidth 1 Stage 2 Offset Bandwidth 2 Diff 3 Diff 4 Diff 5 stage 5 fans start running At SetPoint Bandwidth 1 Stage 2 Offset Bandwidth 2 Diff 3 Diff 4 Diff 5 Diff 6 stage 6 fans start running If the room temperature falls At SetPoint Bandwidth 1 Stage 2 Offset Bandwidth 2 Diff 3 Diff 4 Di
20. al switch 6 to ON and 7 to OFF Both heating zones have negative and positive heater offsets A nega tive offset is used when controlling heat mats for example To avoid ventilation problems when using zoned heating a special protec tion is built into the device Suppose the animals are young and confined to one part of the building zone 1 while the rest of the building is heated at a minimum level zone 2 If the temperature difference between zones is too ZONE 2 ZONE 1 PROBES 3 amp 4 PROBES 1 amp 2 e f T pe m e mm 44 d Y Y TY NOT USED MINIMUM HEAT YOUNG ANIMALS great and zone 1 fans operate according to the average temperature for both zones cooling in zone 1 may be insufficient A built in protection will oper ate the fans according to the probes of the zone with the highest tempera ture whenever the temperature difference between zones is greater than a user defined value TC5 2V4SA rev 04 45 TC5 2V4SA The figure below explains the operation of zoned heaters Heating Heater turns on ON Heater turns off OFF iM HEATER HEATER Temperature DIFFERENTIAL OFFSET Set Point If the room temperature rises at Set Point Heater Offset 1 Probe 1 Heater 1 turns off at Set Point Heater Offset 2 Probe 2 Heater 2 turns off If the room temperature falls at Set Point Heater Offset 1 Diff 1 Probe 1 Heater 1 turns on
21. alternate power supply Replace the motor or heating unit If it still is not operating Listen to see if there is a clicking sound when the Stage s pilot light turns on If there is no clicking sound contact your distributor to repair the controller TECHNICAL SPECIFICATIONS TC5 2V4SA Supply 115 230 VAC 18 8 60 Hz L1 same phases as Stage 1 and 2 overload and overvoltage protection fuse F11 1A fast blow T55 2V4SA Supply 115 230 VAC 18 896 50 Hz L1 same phases as Stage 1 and 2 overload and overvoltage protection fuse F11 1A fast blow 12 VDC for AC back up supply can activate stages 3 through 6 if supplied with DC back up voltage Stage 1 Variable output 60 Hz 10A FAN 3 4 HP 115 VAC 1 5 230 fuse F1 15A slow blow Stage 2 Variable output 60 Hz 10A FAN 3 4 HP 115 VAC 1 5 HP 230VAC fuse F8 15A slow blow Stage 3 ON OFF output 115 230 VAC 60 Hz 30VDC 10 RES fuse F3 15A slow blow Stage 4 ON OFF output 115 230 VAC 60 Hz 30VDC 10 RES fuse F4 15A slow blow Stage 5 ON OFF output 115 230 VAC 60 Hz 30VDC 6AFAN 10A RES heating or cooling fuse F5 15A slow blow Stage6 ON OFF output 115 230 VAC 60 Hz 30VDC 6AFAN 10A RES heating or cooling fuse F6 15A slow blow Alarm ON OFF output 115 230 VAC 60 Hz 30VDC 3A fuse F7 3A slow blow Probes Low voltage lt 5V isolated from the supply Operating range 40 0 t
22. at Set Point Heater Offset 2 Diff 2 Probe 2 Heater 2 turns on 46 5 2 45 04 TC5 2V4SA Adjusting Heater Offsets The heater offset can provide substantial energy savings if correctly ad justed according to the outside temperature It is the number of degrees below the set point at which the heating units turn off see diagram above The heater 1 and 2 offsets can be adjusted between 10 F and 20 0 F 5 6 C and 11 1 C If the heater offset is negative the heating units will turn off at temperatures above the set point If cascading heating is used only Heater 1 offset is used Set selection knob to HEATER 1 OFF DIFF or HEATER 2 OFF DIFF The current heating offset is displayed al ternating with the letters OFT LOW HIGH RESET T HEATER I OFF DIFF T ATER 2 BANDWIDTH T OFF DIFF TSA gt no TIMER SEC HUMIDITY ly CONTROL DIFFERENTIALS 3 6 T OFFSET BANDWIDTH T Use the adjustment knob to ad MIN SPEED 6 just the offset to the desired value B Adjusting Heater Differentials The heating differential is the temperature difference between the moment the heater units turn on and the moment they turn off see diagram above The differential can be adjusted between 0 5 F and 20 0 F 0 3 C and 11 1 C M Set the selection knob to HEATER 1 OFF DIFF or HEATER 2 OFF DIFF The
23. ate the curve as described below MIN SPEED URVE 9 p gt BANDWIDTH T ee Repeat the following steps for each of the six points Pressthe push button once again day number is displayed alter nating with the word day Forthe first point of the curve use the adjustment knob to adjust the day number to the desired value For all other points of the curve the day number can not be adjusted Pressthe push button once again The minimum speed for that day is displayed alternating with the letters SPd Use the adjustment knob to adjust the minimum speed to the desired value NOTES i The minimum speed curve must be deactivated before specifying the points on the curve see below ii All six points of the curve must be specified If you do not need six different points repeat your last minimum speed for each unneces sary point of the curve 34 TC5 2V4SA rev 04 TC5 2V4SA iii Certain restrictions apply to reduce the risk of errors decreasing minimum speeds are not allowed the minimum speed variation cannot exceed 10 per day E Activating Minimum Speed Curve If ou have just finished specifying the points on the curve Press the push button once again The word OFF flashes on the display Turn the adjustment knob clockwise by one notch The word ON flashes on the display and the Minimum Speed Curve Pilot Light turns on indicati
24. be cables next to other power cables When crossing other power cables cross at 90 TC5 2V4SA rev 04 51 TC5 2V4SA PROBLEM SOLUTION Stage 1 or 2 The wiring is incorrect Correct the wiring In particular fans are not make sure two different lines are running connected to each motor line L1 modulated by the controller should be combined with another line N for 115V or L2 for 230V to activate the motor Also be sure the Stage 1 and 2 COMMON is supplied by line 11 5 fuse is Replace the fuse open The display board Make sure the cable is firmly interconnect cable is not plugged in with the tabs in place plugged into the power supply board properly The minimum speed is Adjustthe minimum speed to a too low higher value The fan motor is Check if motor is defective by defective connecting it to an alternate power supply Replace the motor if it still doesn t operate 52 TC5 2V4SA rev 04 TC5 2V4SA PROBLEM SOLUTION Stage 1 or 2 The wiring is incorrect Fix the wiring fans run continuously at full speed Theambienttemperature Adjust the set point to the desired is above the set point value Stage 1 or 2 The selected motor Select an appropriate motor fans run curve is inappropriate curve erratically The differential is too Adjust the differential to a higher small value The time on or time off Adjust the time on or time off to a is too short
25. current heater offset is displayed alternating with the letters OFT a Press the push button The heater differential is displayed alternat ing with the letters DIF B Use the adjustment knob to adjust the differential to the desired value TC5 2V4SA rev 04 47 TC5 2V4SA EH Adjusting Max Temperature Difference Between Zones When using zoned heating a built in protection will operate the fans accord ing to the probes of the zone with the highest temperature whenever the temperature difference between zones is greater than this parameter The default value is 7 5 F 4 2 C and values range from 5 F to 40 0 F 2 8 C to 22 2 C a Set the selection knob to HEATER 2 OFF DIFF The current heater offset is displayed alternating with the letters OFT Press the push button twice The maximum temperature difference between zones is displayed alternating with the letters dif Zon B Use adjustment knob to adjust the temperature difference to the desired value 48 TC5 2V4SA rev 04 ALARM SETTINGS The controller sets off an alarm in the case of a power failure a fault in the supply circuit or a high or low temperature Temperature alarms are de fined according to the set point as shown in the diagram below Room Temperature High Temperature Alarm os High Alarm Offset Low Alarm Offset Time Adjusting the Alarm Settings The high and low alarm offsets range from 0 5 F to 40 F
26. e 2 fans are programmed to be cut off at 75 F the cut off will actually occur at 74 7 F MINIMUM VENTILATION CYCLE When the room temperature is below the set point the Stage 1 fans operate intermittently to provide minimum ventilation to the room MINIMUM VENTILATION SPEED CURVE When Stage 1 operates variable speed fans they will run at minimum speed during the minimum ventilation cycle The user can define a minimum ventilation speed curve to adjust the Stage 1 minimum speed automatically over a given time period The minimum speed increases over time as the animals grow OFFSET An offset is a temperature difference from the set point that normally defines a cut off point for a stage operation For example a heater offset of 2 F means the heaters will turn off at 2 F below the set point 58 TC5 2V4SA rev 04 TC5 2V4SA RAMPING ON STAGE 1 When the temperature rises to the point where Stage 1 constant speed fans are needed for cooling the running time of the fans is increased gradually from the minimum ventilation settings up to full operation Likewise when the temperature drops below the set point the running time is decreased gradually until the minimum ventila tion settings are reached SET POINT The set point is the target room temperature When the temperature is above the set point the controller cools the room by turning on the cooling fans When the temperature is below the set point the controller heats the roo
27. e for the motors used Set the selection knob to STAGE 1 BANDWIDTH TIMER The PROBE T ao LOWLHIGH 10 Stage 1 bandwidth is displayed dici PW d and flashes OFF DIFE T Sd Xx Ra Bi E TAGE OFF DIFF r 4 BANDWIDTH T x 4 TIMER 5 HUMIDITY OFFSET 2 lt PE FG 96 OFFSET BANDWIDTH T B Pressthepush buttonthreetimes Thecurrently selected motortype is displayed alternating with the letters tYP DIFFERENTIALS 3 6 T MIN SPEED 96 STAGE 2 B Use the adjustment knob to adjust the motor type to the desired value Return to the Stage 1 bandwidth display by pressing the push button once again E Selecting A Motor Type for Stage 2 Refer to the list of motors enclosed with this user s manual to determine which type 1 to 10 is appropriate for the motors used TC5 2V4SA rev 04 9 TC5 2V4SA Set the selection knob to STAGE 2 OFFSET BANDWIDTH The offset is displayed alternating with the letters OFT Press the push button twice The currently selected motor type flashes B Usethe adjustment knob to adjust motor type to the desired value Return to the Stage 2 offset display by pressing the push button once again HEATING COOLING OPTION Stages 5 and 6 can operate as heating or cooling stages Set switches 6 and 7 to OFF to use both stages for coolin
28. e mist units operate according to a timer cycle Time on is the running time of the mist units and time off is the off time of the mist units TIMEON gt ON OFF gt TIMEOFF TC5 2V4SA rev 04 41 TC5 2V4SA Adjusting Mist Differential The mist differential is the variation in room temperature between the moment the mist units turn on and the moment they turn off The differential can be adjusted between 0 5 F and 20 0 F 0 3 C and 11 1 Set the parameter selection knob to MIST TIMER OFF SET The current time on for the mist cycle is displayed alternating with the letters On Press the push button three times The mist differential is displayed alternating with the letters dIF setae eee PROBE T LOW HIGH OFFSET T curve S p a MIN SPE HEAT OFF DIFE PWS v CURVE 9 STAGE I o EATER 2 BANDWIDTH T 4 ae z TIMER SEC UMIDITY gt v 4 CONTROL 36 DIFFERENTIALS 3 6 T OFFSET BANDWIDTH T MIN SPEED 96 Using the adjustment knob set the differential to the desired value ES Adjusting Mist Offset The mist offset is the temperature difference from the set point at which the mist units turn off The offset can be adjusted between 0 5 F and 40 0 F 0 3 C and 22 2 C Set the parameter selection knob to MIST TIMER OFFSET The current time on for the mist cycle is displayed alternating with the let
29. ed proportionally to the temperature see the diagram above The bandwidth can be adjusted between 0 5 F and 20 0 F 0 3 C and 11 1 C M Set the selection knob to STAGE 2 OFFSET BANDWIDTH The current offset for Stage 2 is displayed alternating with the letters OFT Press the push button The current bandwidth for Stage 2 is displayed alternating with the letters bd B Use the adjustment knob to adjust the bandwidth to the desired value n Adjusting Stage 2 Minimum Speed The minimum speed can be adjusted between 10 and 100 of the full speed of the fans M Set the selection knob to STAGE 2 MIN SPEED The current minimum speed for Stage 2 flashes on the display B Use the adjustment knob to adjust the minimum speed to the desired value 5 Adjusting Stage 3 6 Differentials The Stage 3 6 cooling differentials are the temperature differences between the moment the constant speed fans start to run and the moment they turn off foreach stage seethe diagram above The differentials can be adjusted between 0 5 F and 20 0 F 0 3 C and 11 1 C a Set the selection knob to COOLING DIFFERENTIALS 3 6 The current differential for Stage 3 is displayed alternating with the letters St 3 38 TC5 2V4SA rev 04 TC5 2V4SA Use the adjustment knob to adjust the differential to the desired value Press the push button The current differential for Stage 4 flashes on the display alternating with the l
30. etters St 4 Use the adjustment knob to adjust the differential to the desired value If Stage 5 has been configured for cooling press the push button The current differential for Stage 5 flashes on the display alternating with the letters St 5 Use the adjustment knob to adjust the differential to the desired value If Stage 6 has been configured for cooling press the push button The current differential for Stage 6 flashes on the display alternating with the letters St 6 Use the adjustment knob to adjust the differential to the desired value DE ICING OF STAGE 2 FANS A de icing cycle is provided for de icing of Stage 2 fans in cold weather conditions When the de icing cycle time has elapsed the Stage 1 fans are stopped The Stage 2 fans are started at full speed for 2 seconds and then operated at the Stage 2 minimum speed during a user defined de icing time Then the Stage 2 fans are turned off and operation of Stage 1 fans is resumed at the appropriate speed To deactivate de icing set de icing time to zero TC5 2V4SA rev 04 39 TC5 2V4SA E Adjusting De icing Cycle Time The de icing cycle time is the time lapse in minutes between de icing operations The value ranges from 1 to 720 minutes B Adjusting De icing Time Settheselection knobto STAGE 2 MIN SPEED Thecurrent minimum speed for Stage 2 flashes on the display Press the push button The current de icing cycle time is displayed alternatin
31. ff 5 stage 6 fans return to a stop At Set Point Bandwidth 1 Stage 2 Offset Bandwidth 2 Diff 3 Diff 4 stage 5 fans return to a stop At Set Point Bandwidth 1 Stage 2 Offset Bandwidth 2 3 stage 4 fans return to a stop At Set Point Bandwidth 1 Stage 2 Offset Bandwidth 2 stage fans return to a stop stage 2 fans start decreasing in speed as the temperature decreases At Set Point Bandwidth 1 Stage 2 Offset stage 2 fans return to a stop At Set Point Bandwidth 1 Stage 1 fans start decreasing in speed as the temperature decreases AtSet Point Stage 1 fans reach minimum speed Below the Set Point stage 1 fans stop operating continuously and operate according to the minimum ventilation cycle at minimum speed TC5 2V4SA rev 04 25 TC5 2V4SA MINIMUM VENTILATION CYCLE When the room temperature is below the set point the Stage 1 fans operate according to the minimum ventilation cycle Running the fans even though ventilation is not required for a cooling purpose is useful to reduce humidity levels and supply oxygen to the room It also prevents the fans from freezing in winter TIME STAGE 1 STAGE 1 MIN SPEED OFF lt gt TIME OFF STAGE 1 During time on the Stage 1 fans run at Stage 1 minimum speed The Stage 1 Pilot Light turns on During time off the Stage 1 fans donotrun The Stage 1 Pilot Light turns off The Stage 1 minimum speed can also be de
32. fined by a speed curve see below NOTE Thecontroller supplies maximum voltage to the variable speed fans for 2 seconds immediately following each start up Minimum Ventilation Cycle Settings 1 Torunthe fans continuously at minimum speed settime offto zero and time on to any value other than zero 2 To stop the fans set time on to zero and time off to any value 3 Torun the fans intermittently set time on to the desired running time and time off to the desired off time 26 TC5 2V4SA rev 04 TC5 2V4SA EX Adjusting Stage 1 Minimum Speed The minimum speed can be adjusted between 10 and 100 of the full speed of the fans a Set the selection knob to PROBE eo STAGE 1 MIN SPEED T curve CURVE The current minimum 1 ef gv pam speed for Stage 1 flashes on of Es cora y the display TimeR OFFSET v 4 5 CONTROL 96 DIFFERENTIALS 3 6 OFFSET BANDWIDTH T B Use the adjustment knob to ad Emm MIN SPEED 96 just the minimum speed to the i desired value NOTE The minimum speed can be adjusted only if the minimum speed curve is deactivated or if the minimum speed curve is activated but not currently operating see below B Adjusting Stage 1 Time On and Time Off Time on and Time Off can be adjusted between 0 and 900 seconds in increments of 15 seconds M Set the selection knob to STAGE 1 BANDWIDTH TI
33. g ON gt Set switch 6 to ON and switch 7 to OFF to use Stage 6 for heating and Stage 5 for cooling gt Set switches 6 and 7 to ON to use both stages for heating Note that if only one stage is used for heating it must be Stage 6 10 TC5 2V4SA rev 04 TC5 2V4SA TEMPERATURE PROBES Connecting the Probes The controller is supplied with one temperature probe connected to input 1 Uptothree additional probes can be connected to the controller in order to obtain a more accurate reading of the average room temperature and a faster reaction time B Use inputs 2 3 and 4 to connect additional probes as shown on the wiring diagram enclosed CAUTION Probes operate atlow voltage andare isolated from the supply Be sure that probe cables remain isolated from all high voltage sources In particular do notroute the probe cables through the same electrical knockout as other cables Donotconnectthe shield from the probe cable to a terminal or a ground Switches are used to activate or deactivate the additional probes connected to the controller ON Activate each additional probe by setting the appropriate switch to ON 3 4 5 Switch 3 activates the probe connected to input 2 Switch 4 activates the probe connected to input 3 Switch 5 activates the probe connected to input 4 TC5 2V4SA rev 04 11 TC5 2V4
34. g with the letters CyC sete 9 PROBE T LOW HIGH OFFSET T SET POINT CURVE p lar CURVE 99 earn BANDWIDTH T9 OFF DIFF T t P TIMER SEC TIMER OFFSET 25 4 CONTROL 9 DIFFERENTIALS 3 6 T OFFSET BANDWIDTH T STAGE 2 Xx Use the adjustment knob to adjust the cycle time to the desired value The de icing time is the duration of de icing operations seconds The value ranges from 0 to 900 seconds Set the selection knob to STAGE 2 MIN SPEED The current minimum speed for Stage 2 flashes on the display Press the push button twice The current de icing time is displayed alternating with the letters On Use the adjustment knob to adjust the de icing time to the desired value 40 TC5 2V4SA rev 04 TC5 2V4SA MIST COOLING The last cooling stage can be configured as a mist stage To activate mist cooling setinternal switch 9 to ON The number of heating stages determines which stage this is NUMBER OF HEATING STAGES MIST STAGE 0 6 1 5 2 4 The following diagram sums up the operation of the mist units Mist units turn on Mist units turn off in timer mode Mist OFF Mist Offset Room Set Point Temperature If the humidity compensation is activated the mist units are turned off when the humidity reaches a user defined maximum humidity level Th
35. han cycled Stage 1 Min Speed 100 Compensation begins Compensation Normal Min Speed 0 Relative Relative Humidity Humidity Set Point This feature also applies when the minimum ventilation speed curve is activated Note that for the compensation to take place the compensation feature must be activated by the user When a compensation is applied to the minimum speed the compensation pilot light turns on 28 TC5 2V4SA rev 04 TC5 2V4SA EH Viewing Relative Humidity The relative humidity is expressed as a percentage Set the selection knob to STAGE 1 HUMIDITY CON TROL The current relative humidity is displayed B Turn the adjustment knob clockwise by one notch The minimum humidity flashes on the display alternating with the letters Lo 7 TTD RESI E Lij PROBE T LOW HIGH OFFSET T T CURVE 4 4 MIN SPEED curve p gt BANDWIDTH 9 TIMER SEC HUMIDITY CONTROL OFFSETIBAND WIDTH T HEATER I BIZ OFF DIFF HEATER 2 4 OFF DIFF T 4 _ TIMER orrser ry DIFFERENTIALS 3 6 T MIN SPEED 96 Turn the adjustment knob clockwise one notch further The maximum humidity flashes on the display alternating with the letters Hi Turn the adjustment knob clockwise a third notch The current humid ity value is displayed again NOTE If you let t
36. he display flash for more than 10 seconds when the maximum or minimum humidity is displayed the controller resets the mini mum and maximum humidity values currently in memory the display stops flashing to indicate that the reset has been done ES Adjusting Relative Humidity Set Point When the relative humidity exceeds the humidity set point stage 1 mini mum speed is increased by a proportional amount to compensate for the increase in humidity Note that the humidity compensation feature must be activated for this to work M Setthe selection knob to STAGE 1 HUMIDITY CONTROL current humidity reading is displayed TC5 2V4SA rev 04 29 TC5 2V4SA Press the push button The relative humidity set point is displayed alternating with the letters set rH B Use the adjustment knob to adjust the set point to the desired value Adjusting Minimum Speed Compensation This is the percentage increase in minimum speed for a relative humidity equal to the humidity set point 10 The value ranges from 0 to 100 M Set the selection knob to STAGE 1 HUMIDITY CONTROL current humidity reading is displayed Pressthepush buttontwice The current minimum speed compensation is displayed alternating with the letters SPd Use the adjustment knob to adjust the minimum speed compensation to the desired value n Activating Deactivating Humidity Compensation M Set the selection knob to STAGE 1 HUMID
37. is displayed alternating with the letters Pr 1 and the on off state of probe 1 M For each additional probe press the push button The temperature reading from probe x is displayed alternating with the letters Pr x and the on off state of the probe etc Note The display returns to the average room temperature after one minute ES Viewing Minimum Maximum Temperatures The minimum and maximum temperatures are the lowest and highest tem perature values recorded since the last reset Maximum and minimum temperature values are recorded for the average room temperature as well as for individual probe temperatures B Set the selection knob to ROOM TEMPERATURE PROBE TEMP The room temperature is displayed Turn the adjustment knob clockwise by one notch The minimum temperature is displayed alternating with the letters Lo B Turn the adjustment knob clockwise one notch further The maximum temperature is displayed alternating with the letters Hi Turn the adjustment knob clockwise a third notch The room tempera ture is displayed again Foreachindividual probe press the push button The temperature read ing from probe x is displayed alternating with the letters Pr x and the on off state of the probe 5 2 45 04 17 TC5 2V4SA Turn the adjustment knob clockwise by one notch The minimum temperature is displayed alternating with the letters Lo B Turn the adjustment knob clockwise
38. layed Ez oS 4 TC5 2V4SA and the letter P For each additional probe connected to the controller M Press the push button once again If the probe is not defective the letters PR where is the number of the input to which the probe is connected are displayed alternating with the on off state of the probe and the temperature measured by the probe If the probe is defective the letters PR are displayed alternating with the on off state of the probe and the letter P TC5 2V4SA rev 04 13 CHANGING THE PARAMETER SETTINGS USING THE DISPLAY Flashing Values The dis play will flash in certain cases and not in others The flash S Q ing indicates that the value shown can be adjusted A value that is not flashing can 222 N not be adjusted Relative and Absolute Values Some parameter adjustments are displayed both as arelative value and an absolute temperature This applies to all heating and cooling differentials the mist differential and the mist and heater offsets The parameter is first displayed as a relative value The corresponding absolute temperature is displayed after six seconds if no action is taken by the user The absolute value is the temperature at which the stage turns on except in the case ofthe heater and mist offset where the value displayed is the temperature at which the stage turns off Ifthe user turns the adjustment knob the relative value reappears For example
39. m by turning on the heaters TEMPERATURE CURVE The controller can be set to automatically change the temperature set point over a given period of time in accor dance with the user s requirements The set point decreases over time as the animals grow ZONED HEATERS When zoned heaters are used heaters in each zone operate according to their own probes rather than the average temperature for the entire room In this way heaters across zones are independent of one another TC5 2V4SA rev 04 59
40. ng that the minimum speed curve is now activated If you have previously specified the points on the curve Set the selection knob to STAGE 1 MIN SPEED CURVE The current minimum speed is displayed Press the push button to display the points of the curve currently defined until the word OFF appears fourteen clicks Turn the adjustment knob clockwise by one notch The word ON flashes on the display and the Minimum Speed Curve Pilot Light turns on indicating that the minimum speed curve is now activated EH Viewing Current Minimum Speed and Day When the minimum speed curve is activated the current minimum speed and day number can be viewed at any time To modify the day number refer to the section on temperature curves TC5 2V4SA rev 04 35 TC5 2V4SA M Set the selection knob to STAGE 1 MIN SPEED CURVE The current minimum speed is displayed a Press the push button The current day is displayed alternating with the letters cur dAY n Deactivating Minimum Speed Curve Set the selection knob to STAGE 1 MIN SPEED CURVE The current minimum speed is displayed Press the push button to display the points of the curve currently defined until the word ON appears fourteen clicks Turnthe adjustment knob counterclockwise by one notch The word OFF flashes on the display The Minimum Speed Curve Pilot Light starts blinking indicating that the minimum speed curve is now deac tivated 36 TC5 2
41. nimum speed calculated according to the minimum speed curve TC5 2V4SA rev 04 31 TC5 2V4SA Table 1 STAGE 6 OPERATION THRESHOLD VALUE Cooling Set Point 5 0 F 2 8 C Set Point 5 0 F 2 8 C Heater Offset Stage 6 Differential Heating OR Set Point if the parameter settings are such thatthe ceding value is greater than the set point Interaction Between Temperature and Minimum Speed Curves minimum speed curve be activated only if the tempera ture curve is already activated All points of the minimum speed curve other than the first one are automatically given day numbers identical to those specified for the tem perature curve Only the first point of the minimum speed curve has an adjustable day number This day number must be greater or equal to the day number specified for the first point of the temperature curve and less than the day number specified for the second point of the temperature curve see example 1 32 TC5 2V4SA rev 04 TC5 2V4SA EXAMPLE 1 TEMPERATURE CURVE MINIMUM SPEED CURVE POINT 1 d5 d5 to d19 adjustable POINT 2 d20 d20 not ajustable When the minimum speed curve is activated it will effectively be operating i e the controller will begin to adjust the minimum speed accord ing to the specified points of the curve only when the current day number of the temperature curve reaches the first day
42. o 120 0 F 40 0 to 48 9 C Accuracy 1 8 F 1 C between 41 and 95 F 5 and 35 C Enclosure ABS moisture and dust tight The room temperature where the controller is located MUST ALWAYS REMAIN BETWEEN 32 AND 104 F 0 AND 40 C TC5 2V4SA rev 04 55 FACTORY SETTINGS Humidity Compensation Percentage 0 5 F 0 3 C 0 Stages 56 TC5 2V4SA rev 04 FACTORY RANGE OF PARAMETER SETTING VALUES to 99 9 F Temperature Set Point 75 F 23 9 C Es to 37 7 C Stage 7 0 increments of 15 seconds 0 P us 0 3 to 40 to 100 relative humidity 0 to 100 of stage 1 minimum speed to To 11 0 o y 0 3 to 10 to 100 1 to 720 minutes by increments of 1 minute 0 to 900 seconds by increments of 1 second 0 5 to 20 F 0 3 to 11 1 C TC5 2V4SA Mist Heater Max T Alarms Between Zones PARAMETER 10 minutes Offset 14 F 7 8 C 0 to 60 minutes by increments of 1 minute 0 5 0 3 to 40 F to 22 2 C Differential r T96 0 5 to 20 F 0 3 to 11 1 C Humidity Turn 0 Off Level 327 Offset 2 0 F 1 1 C emperature Diff 7 5 F 4 2 C High Offset 12 0 F 6 7 C Low Offset 10 0 F 5 6 C NOTES 40 to 100 10 to 20 F 5 6 to 11 1 C 5 to 40 F 2 8 to 22 2 C 0 5 0 3 to 40 F to 22 2 C 0 5 0 3 to 40 F to 22 2 C i These initial pa
43. oint automatically over a given time period Temperature Tl d4 ds 488 450 d70 480 Days A curve is defined using six points Each point specifies a day number and a set point for that day Once the points of the curve are defined the curve mustbe activated The controller will change the temperature set point every hour in a 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 six points of the curve must be specified If six points are not needed repeat the last temperature value for each unnecessary point ii Certain restrictions apply to reduce the risk of errors The highest possible day number is 99 Decreasing day numbers are not allowed Increasing temperatures are not allowed The temperature variation cannot exceed 3 F 1 6 C per day 20 TC5 2V4SA rev 04 TC5 2V4SA Specifying the Curve PROBE T omer GM V ET CURVE gt 3 OFF DIFF T i CURVE B Settheselection knob to SET OFF DIFE tre 5 TIMER SEC POINT T CURVE The EE A HUMIDITY i MEISE current temperature set point DIFFERENTIALS 3 6 T flashes the display Emm MINSHEDO Press the push button The word OFF is displayed indicating that the termperat
44. one notch further The maximum temperature is displayed alternating with the letters Hi Turn the adjustment knob clockwise a third notch The probe tem perature is displayed again M the push button to access the other probes etc NOTE If you let the display flash for more than 10 seconds the control ler resets the minimum and maximum temperatures currently in memory the display stops flashing to indicate that the reset has been done 18 TC5 2V4SA rev 04 TC5 2V4SA TEMPERATURE SET POINT leke 19 PROBE T LOW HIGH OFFSET ea HEATER 9 14 4 MN SPEED OFF DIFE CT wg CURVE 0o ER2 BANDWIDTH T OFF DIFF T 4 J gt o TIMER SEC MIST Timer orrser MY lt L HUMIDITY CONTROL 96 OFFSET BANDWIDTH T MIN SPEED 96 5 DIFFERENTIALS 3 6 2 The temperature set point is the target room temperature It can be ad justed between 40 0 F and 99 9 F 40 0 C and 37 7 C Adjusting Temperature Set Point Set the selection knob to SET POINT T CURVE The current set point flashes on the display B Use the adjustment knob to adjust the set point to the desired value NOTE The temperature set point can be adjusted only if the temperature curve is deactivated see following section TC5 2V4SA rev 04 19 TC5 2V4SA TEMPERATURE CURVE The user can define a temperature curve to adjust the set p
45. osure when using a computer communications module M If Stage 5 6 is used for heating it may be necessary to install transformer in order to supply the appropriate voltage to the heating unit ALARM CONNECTION There are two types of alarms on the market One type activates when currentis cut off at its input whereas the other activates when currentis supplied atits input Foran alarm of the first type use the NO terminal as shown on the wiring diagram Foran alarm of the second type use the NC terminal ALL WIRING MUST BE DONE BY AN AUTHORIZED ELECTRI IN CIAN AND MUST COMPLY WITH APPLICABLE CODES LAWS AND REGULATIONS BE SURE POWER IS OFF BEFORE DO ING ANY WIRING TO AVOID ELECTRICAL SHOCKS AND EQUIP WARNING MENT DAMAGE 8 TC5 2V4SA rev 04 TC5 2V4SA MOTOR TYPES The relationship between the voltage supplied to a motor and its operating speed is described by a motor curve This curve varies with the make and capacity ofthe 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 for Stage 1 and Stage 2 according to the type of fan motors used m Selecting a Motor Type for Stage 1 Refer to the list of motors enclosed with this user s manual to determine which type number 1 to 10 is appropriat
46. rameter settings will not be retained in the controller s memory Each new setting will replace the preceding one ii If the power supply is cut off the last parameter settings will be re tained in memory until the power is restored TC5 2V4SA rev 04 57 GLOSSARY BANDWIDTH The temperature interval within which the variable speed fans of a given stage increase or decrease in speed proportionally to the temperature CASCADING HEATERS Heaters operate in a sequence As the average room temperature drops additional heaters are turned on as needed CURTAIN DEAD BAND The dead band is the temperature difference between the opening and closing temperatures of the curtains Within this interval the curtains are at rest DEFAULT VALUE Atypical parameter setting defined at the factory DIFFERENTIAL The differential is the temperature difference between the moment the constant speed fans or heating units of a given stage start running and the moment they return to a stop HYSTERESIS A hysteresis is used to smooth the transition from one state to another For example when the temperature drops to the cut off point for a stage of constant speed fans the fans will actually be cut off at slightly less than the cut off point This way if the temperature fluctuates around the cut off point without dropping significantly below it the control ler will not oscillate between two states For example if the hysteresis is 0 3 F and the stag
47. ters On Press the push button twice The mist offset is displayed alternating with the letters Oft Using the adjustment knob set the offset to the desired value 42 TC5 2V4SA rev 04 TC5 2V4SA Adjusting Mist Timer Settings Timeon andtime off can be adjusted between 0 and 60 minutes in increments of 1 minute To deactivate mist cooling set time on to zero Set the parameter selection knob to MIST TIMER OFFSET The current time on for the mist cycle is displayed alternating with the letters On Use the adjustment knob to set time on to the desired value in min utes Press the push button The current time off for the mist cycle is dis played alternating with the letters Off Use the adjustment knob to set time off to the desired value in min utes Dn Adjusting Humidity Turn Off Level The humidity turn off level is the humidity level at which mist units are turned off This parameter is not displayed unless humidity compensation is activated see Humidity Compensation The value ranges from 40 to 10096 When the mist units are turned off the compensation pilot light turns on Set the parameter selection knob to MIST TIMER OFFSET The current time on for the mist cycle is displayed alternating with the letters On Press the push button four times The current turn off level flashes on the display Use the adjustment knob to set the turn off level to the desired value TC
48. ure curve is deactivated If this is not the case see below to deactivate the curve Repeat the following steps for each of the six points a Press the push button once again The day number is displayed alternating with the word day Usingtheadjustmentknob set the day number to the desired value Press the push button once again The currenttemperature set point is displayed alternating with the word set a Using the adjustment knob adjust the set point to the desired value Once the six points of the curve have been specified activate the curve as explained below NOTE Make sure the temperature curve is deactivated before specify ing new points see below TC5 2V4SA rev 04 21 TC5 2V4SA Activating Temperature Curve If you have just finished specifying the points on the curve Press the push button once again The word OFF flashes on the display Turn the adjustment knob clockwise one notch The word ON flashes on the display and the Temperature Curve Pilot Light flashes indi cating that the temperature curve is now activated Set the selection knob to ROOM TEMPERATURE If you have previously defined the points on the curve 22 Set the selection knob to SET POINT T CURVE The current value of the temperature set point flashes on the display Press the push button The word OFF is displayed Press the push button to display the points of the curve currently defined until the word O
49. when the user turns the selection knob to a differential position i e DIFFERENTIALS 3 6 the sequence is as follows i The current differential for stage 3 flashes on the display alternating with St 3 St 3 ii If after about 6 seconds no action is taken by the user the absolute temperature value is displayed alternating with St 3 In this case the absolute value is Set Point Bandwidth 1 Offset 2 Bandwidth 2 Differential 3 14 TC5 2V4SA rev 04 TC5 2V4SA 523 9 0 When the user turns the adjustment knob to make an adjustment to the stage 3 differential the relative value reappears on the display Inthe case of the mist and heating units the starting temperature is displayed with the letters STr when adjusting the differential and the stopping temperature is displayed with the letters STP when adjusting the offset LOCKING THE PARAMETER SETTINGS The parameter settings can be locked to prevent accidentally modifying them When the settings are locked only the temperature set point and the Stage 1 minimum ventilation speed can be modified as long as the tem perature curve and the minimum ventilation speed curve are deactivated respectively To lock the parameter settings Setinternal switch 4 1 to ON The Locked Parameter Pilot Light turns on To unlock the parameter settings Set internal switch 1 to OFF The Locked Parameter Pilot Light turns off TC5 2V4SA rev 04
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