TC5-2N6FA
Contents
1. Replace the fuse Make sure the cable is firmly plugged in with the tabs in place Correct the wiring In particular make sure two different lines are connected to each motor line L1 modulated by the controller should be combined with another line N for 115V or L2 for 230V to activate the motor or heating unit Also make sure the Stage COMMON is supplied by line L1 Verify if the motor or heating unit is defective by connecting it to an alternate power supply Replace the motor or heating unit If it still is not operating Listen to see if there is a clicking sound when the Stage s pilot light turns on If there is no clicking sound contact your distributor to repair the control ler 5 2 6 TECHNICAL SPECIFICATIONS TC5 2N6FA Supply 115 230 1896 896 50 60Hz L1 same phases as Stage 1 and 2 overload and overvoltage protection fuse F12 1A fast blow Stage 1 Variable output 115 VAC 1 2 230 VAC 1 5 HP Mot 10A 50 60 Hz fuse F1 15A slow blow Stage 2 Variable output 115 VAC 1 2 230 VAC 1 5 HP Mot 10A 50 60 Hz fuse F2 15A slow blow Stage 3 ON OFF output 115 230 VAC 30VDC 50 60 Hz Mot 6A 10A Res heating or cooling fuse F7 15A slow blow Stage 4 ON OFF output 115 230 VAC 30VDC 50 60 Hz Mot 6A 10A Res heating or cooling fuse F8 15A slow blow Curtain 1 output OPEN CLOSE output 115 230 VAC 60 Hz 30VDC 5A winch output fuse2. TC5 2N6FA The figure below explains the operation of zoned heaters HEATING HEATER OUTPUT TURNS ON HEATER TURNS OFF ON OFF HEATER HEATER T DIFFERENTIAL OFFSET SET POINT If the room temperature rises at Set Point Heater Offset 1 Probes 1 2 Heater 1 turns off at Set Point Heater Offset 2 Probes 3 4 Heater 2 turns off If the room temperature falls at Set Point Heater Offset 1 Differential 1 Probes 1 2 Heater 1 turns on at Set Point Heater Offset 2 Differential 2 Probe 3 4 Heater 2 turns on 50 TC5 2N6FA rev 01 5 2 6 Adjusting Heater Offsets The heater offset can provide substantial energy savings if correctly adjusted according to the outside temperature This offset repre sents the number of degrees below the set point at which the heat ing units turn off see diagram above The offset of heaters 1 and 2 can be adjusted from 10 F to 20 0 F 5 6 C to 11 1 C If the off set 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 OFFSET DIFFERENTIAL or HEATER 2 OFFSET DIFFERENTIAL The current heating off set is displayed alternating with the letters OFSEt e Usethe adjustment knob to adjust the offset to the desired value E Adjusting Heater Differentials The heating differential is the temperature difference between the moment t
3. De icing Cycle Time 1 minute 1 to 720 minutes De icing Time 15 seconds 15 to 900 seconds Motor curve 4 Curve 1 10 0 5 to 20 F Stages 3 4 Differential 2 F 1 1 C 0 3 to 11 190 Dead Band 2 1 1 C 0 5 to 20 F 0 3 to 11 1 C Time On 15 seconds 10 to 900 seconds Curtains Time Off 90 seconds 0 to 900 seconds n 40 to 99 9 F Outside Set Point 70 F 21 C 40 to 37 7 C 0 5 to 20 F Offset 8 0 4 4 C 0 3 to 11 190 0 to 900 seconds GD seconds in increments of 15 sec Time Off 10 minutes 0 to 60 minutes 1 0 5 to 20 F Mist Offset 14 F 7 8 C 0 3 to 11 1 C 0 5 to 20 F Differential 2 1 1 0 3 to 11 190 i 0 to 99 Mist Shut off humidity level 95 100 not used 0 5 to 20 F Heater Differential 2 F 1 1 C 0 3 to 11 190 10 to 20 F Heater Heater Offset 2 0 F 1 1 87 to 11 17 Max Temperature Diff 0 5 to 20 F Between Zones eG 0 3 to 11 1 C 2 0 5 to 40 F High Offset 12 0 F 6 7 C 0 3 to 22 25 0 5 to 40 F Low Offset 10 0 F 5 6 C 0 3 to 22 2 C NOTES i Initial parameter settings are not saved once they are modified ii If the power supply is cut off the last parameter settings recorded until the power is restored 60 5 2 6 rev 01 5 2 6 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 a
4. The cur rent minimum speed flashes on the display e Press the push button to display the points of the ramp cur rently defined until the word ON appears twenty one clicks e Turnthe adjustment knob counterclockwise by one notch The word OFF flashes on the display The Minimum Speed Ramp Pilot Light turns off indicating that the minimum speed ramp is now deactivated 5 2 6 01 33 5 2 6 Differential Settings Refer to the diagram at the beginning of the ventilation chapter for further information on the follow ing parameters m Adjusting the Bandwidth of Stage 1 The Stage 1 bandwidth is the temperature interval over which the speed of variable stage 1 fans increases or decreases proportionally to the temperature The bandwidth can be adjusted betw een 0 5 F and 20 0 F 0 3 C and 11 1 e Set the function to STAGE 1 BANDWIDTH TIMER The current bandw idth of stage 1 flashes on the display alter nating with the letters BAnd e Use the adjustment knob to adjust the bandw idth to the de sired value ES Adjusting the Offset of Stage 2 The offset of stage 2 is the temperature difference from the end of stage 1 set point bandwidth of stage 1 at which stage 2 fans start running at their minimum speed The offset can be adjusted between 0 5 F and 20 0 F 0 5 C and 11 1 C e Set the function to STAGE 2 OFFSET BANDWIDTH The current offset of Stage 2 flashes on the display alte
5. the stage turns on except the case of the heater and mist offsets where the value displayed is the temperature at which the stage turns off If the user turns the adjustment knob the relative value reappears For example when the user turns the selection knob to a differential position i e DIFFERENTIALS 3 4 the sequence is as follows i The current differential for stage 3 flashes on the display alternating with 3 3 ii If after about 10 seconds no action is taken by the user the absolute temperature value is displayed alternating with St 3 On In this case the absolute value is Set Point Bandwidth 1 Offset 2 Bandwidth 2 Differential 3 12 TC5 2N6FA rev 01 5 2 6 When the user turns the adjustment knob to make an adjustment to the stage 3 differential the relative value reappears on the dis play Locking the Parameter Settings The parameter settings can be locked to prevent accidentally modi fying them When the settings are locked only the temperature set points minimum ventilation speeds and manual mode can be modified as long as the temperature ramp and the minimum ventilation speed ramp are deactivated respectively To lock the parameter settings g Setinternal switch 1 to ON The Locked OFF Parameter Pilot Light turns on To unlock the parameter settings Setinternal switch 1 OFF The Locked Parameter Pilot Light turn
6. 01 7 5 2 6 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 control ler Insert the screws in the mounting holes and tighten Fasten the four black caps provided w ith the controller onto the four mounting holes The enclosure must be mounted in a location that will allow the 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 Set the voltage switch to the appropriate voltage B Use the electrical knockouts provided at the bottom of the enclosure Do not make additional holes in the enclosure particularly on the side of the enclosure when using a com puter communications module B It may be necessary to install a transformer in order to sup ply the appropriate voltage to the heating unit ALARM CONNECTION There are two types of alarms on the mar ket 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 NO terminal as shown on the wiring dia gram For an alarm of the second type use the NC terminal ALL WIRING MUST BE DONE BY AN AUTHORIZED ELECT
7. 100 DAYS A ramp is defined using ten points Each point specifies a day number and a set point for that day Once the points of the ramp are defined the ramp must be activated The controller will change the tempera ture set point every hour in a linear fashion betw een consecutive points of the ramp When the last point of the ramp is reached the tempera ture set point for that day is maintained until the ramp is reactivated NOTES i All ten points of the ramp must be specified If ten 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 255 Decreasing day numbers are not allow ed Increasing temperatures are not allow ed The temperature variation cannot exceed 3 F 1 6 C per day 18 TC5 2N6FA rev 01 5 2 6 m Specifying the Ramp The points of the ramp can only be modified while the ramp is dis abled Refer to the 4 section of this chapter to disable the ramp e Set the function to SET POINT TEMP RAMP The current temperature set point flashes on the display the value does not flash if the ramp is activated Refer to the 4th section of this chapter to disable the ramp Repeat the follow ing steps for each of the ten points point 0 to point 9 e Press the push button The day number of the first point of the ramp point 0 is displayed dO x where x is the day num
8. If a defective probe is detected the Defective Probe Pilot Light turns on The room temperature shown on the display corresponds to the average temperature measured by the probes in w orking condition To identify the defective probe Set the function to PROBE TEMP MIN MAX If the probe connected to input 1 is not defective the let ters PRI are displayed alternating with the on off state of the probe and the temperature measured by the probe If the probe is defective the letters PRI are displayed alternating with the state of the probe and the letter P Press the push button to step to the follow ing probe Proceed as explained above to make sure all probes are in working order TC5 2N6FA rev 01 11 5 2 6 CHANGING THE PARAMETER SETTINGS Using the Display ET Flashing Values The display will flash in certain cases and not in others The flashing indi 00 7 S O cates that the value shown can be adjusted A value that is not flashing P cannot be adjusted Relative and Absolute Values Some parameter adjustments are displayed both as a relative value and an absolute temperature This applies all heating and cooling differentials the mist differential and the heater offset The pa rameter is first displayed as a relative value The corresponding absolute temperature is displayed after six seconds if no action is taken by the user The absolute value is the temperature at which
9. ON Since the two heater outputs operate independently differ ent 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 internal switch settings If both probes are activated for a given heater the average tempera ture from both probes is used if they are not activated the heater uses the room temperature If only one heater is active heater 1 uses the room temperature ZONE 2 ZONE 1 PROBES 3 amp 4 PROBES 1 amp 2 NOT USED MINIMUM HEAT YOUNG ANIMALS Both heating zones can have negative and positive heater offsets Using a negative offset allows activating the heating output above the temperature set point this can be useful to control heat mats for instance To avoid ventilation problems w hen using zoned heating a special protection 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 betw een zones is too high and zone 1 fans operate ac cording to the average temperature for both zones cooling in zone 1 may be insufficient A built in protection will operate the fans ac cording to the probes of the zone with the highest temperature w hen ever the temperature difference betw een zones is greater than a user defined value TC5 2N6FA 01 49
10. ROOM TEMP MIN or OUTSIDE 5 POINT The corresponding temperature is displayed the adjustment knob clockwise by one notch The maxi mum room temperature is displayed alternating w ith the let ters Hi Turm the adjustment knob counterclockwise one notch The room temperature is displayed once again the adjustment knob counterclockw ise one notch fur ther The minimum room temperature flashes on the display alternating with the letters Lo If any minimum or maxi mum temperature reading is out of range the controller dis plays the letter P instead of displaying a temperature NOTE If you let the display flash for more than 10 seconds the controller resets the min and max temperatures currently in memory the display stops flashing to indicate the reset has been done TC5 2N6FA 01 15 5 2 6 5 Viewing Min Max Probe Temperatures Follow this procedure to see the lowest and highest temperature read ings that have been recorded by each probe since the last reset Set the function to PROBE TEMP MIN MAX The tem perature reading of probe 1 is displayed alternating w ith the letters Pr 1 and the on off state of the probe Turn the adjustment knob clockwise by one notch The maxi mum temperature of probe 1 is displayed alternating w ith the letters Pr1 Hi Turm the adjustment knob counterclockwise one notch The current temperature of probe 1 i
11. an alarm in the case of a power failure a fault in the supply circuit or a high or low temperature Temperature alarms are defined according to the set point as shown in the diagram be low The temperature alarm can either be set off if the average tem perature exceeds the limits or if the reading of a single probe ex ceeds the limit Room Temperature High Temperature Alarm High Alarm Offset Low Alarm Offset Time Alarm Settings The high and low alarm offsets range from 0 5 F to 40 F 0 3 to 22 2 C Set the selection knob to ALARMS The current low alarm offset flashes on the display alternating with the letters LoAL Use the adjustment knob to set it to the desired value Press the push button The high alarm offset flashes on the display alternating with the letters HiAL Use the adjustment knob to set it to the desired value Press the push button The alarm type TyPE is dis played alternating w ith the w ord ALL or Ind Use the adjustment knob to select ALL for an alarm to sound when the average temperature exceeds the defined high or low limits select Ind for alarm to sound w hen the reading of an individual probe exceeds the high or low temperature limits TC5 2N6FA rev 01 53 5 2 6 TEST MODE A test mode allows you to simulate temperature changes and verify the performance of your controller In test mode the temperature probe inputs are turned off allow ing t
12. greater than bandwidth 1 and must be set separately for each curtain e Set the selection knob to CURTAINS OFFSET DEAD BAND The offset of curtain 1 flashes on the display alternating with the letters 10FS e Use the adjustment knob to set curtain 1 offset to the desired value e Press the push button tw ice The offset of curtain 2 flashes on the display alternating with the letters 2 OFS e Use the adjustment knob to set curtain 2 offset to the desired value TC5 2N6FA 01 45 5 2 6 EI Adjusting the Curtains Dead Band The dead band is the temperature difference betw een the opening and closing temperatures of the curtains It ranges from 0 5 F to 20 0 F 0 3 C to 11 1 C and must be adjusted separately for each curtain Set the selection knob to CURTAINS OFFSET DEAD BAND The offset of curtain 1 flashes on the display alternating with the letters 1 OFS Press the push button The dead band for curtain 1 flashes on the display alternating with the letters 1 BND Use the adjustment knob to set the dead band of curtain 1 to the desired value Press the push button tw ice The dead band for curtain 2 flashes on the display alternating with the letters 2 BND Use the adjustment knob to set the dead band of curtain 2 to the desired value Dn Adjusting the Curtain Timer The curtain timer is made of a Time ON and of a Time OFF The Time ON ranges from 10 to 900 seconds and the Time O
13. humidity level is displayed once again e Turn the adjustment knob counterclockwise one notch fur ther The minimum humidity reading flashes on the display alternating with the letters rH Lo NOTE If you let the display flash for more than 10 seconds when the maximum or minimum humidity is displayed the controller resets the minimum and maximum humidity values currently in memory the display stops flashing to indicate that the reset has been done B Adjusting the Relative Humidity Set Point When the relative humidity exceeds the humidity set point the mini mum speed of stage 1 fans is increased by a proportional amount to compensate for the increase in humidity Note that the humidity com pensation feature must be activated forthis to work e Set the function to STAGE 1 RH COMPENSATION The rela tive humidity set point is displayed alternating with the let ters Set e Usethe adjustment knob to adjust the set point to the de sired value 28 TC5 2N6FA rev 01 5 2 6 E Adjusting the Minimum Speed Compensation This is the increase in the minimum speed for a relative humidity equal to the humidity set point 1096 It ranges from 0 to 10096 Set the function to STAGE 1 RH COMPENSATION The rela tive humidity set point is displayed alternating with the let ters Set Press the push button The current minimum speed compen sation is displayed alternating w ith the letters SPEEd Use the adjustment
14. knob to adjust the minimum speed com pensation to the desired value n Activating Deactivating Humidity Compensation Set the function to STAGE 1 RH COMPENSATION The rela tive humidity set point is displayed alternating with the let ters Set Press the push button twice The current on off state of hu midity compensation flashes on the display Use the adjustment knob to adjust the on off state to the desired value 5 2 6 01 29 5 2 6 Minimum Ventilation Speed Ramp The user can define a minimum ventilation speed ramp to adjust the minimum speed of stage 1 automatically over a given time period A ramp is defined by ten points and each point specifies a day number and a fan speed for that day Once the points are defined the mini mum speed ramp must be activated When the minimum speed ramp is activated the controller adjusts the minimum speed of state 1 fans every hour in a linear fashion betw een two consecutive points When the last point of the ramp is reached the ramp is deactivated The controller maintains the minimum speed specified for this point until the ramp is reactivated or until a new single minimum speed is specified using the first method STAGE 1 MIN SPEED SPEED 10 nis SPEED 9 SPEED 8 e SPEED7 4s SPEED 6 SPEED 5 SPEED 4 SPEED 3 E SPEED 2 9 SPEED 1 e DAY1 DAYS DAY10 DAY 17 DAY 25 DA
15. probes are dry shows ance is induced on a and move them away from sudden probe drafts and sources of radiant variations in heating room tem perature There is electrical Do not run probe cables next to noise near an ex other power cables When tended probe cable crossing other power cables cross at 90 TC5 2N6FA 01 55 5 2 6 PROBLEM CAUSE SOLUTION Stage 1 or 2 fans are not running The wiring is incor rect The Stage s fuse is open The display board interconnect cable is not plugged into the power supply board properly The minimum speed is too low The fan motor is defective The On time of stage 1 fans in minimum ventilation is set to zero 56 TC5 2N6FA rev 01 Correct the wiring In particular make sure two different lines are connected to each motor line L1 modulated by the controller should be combined with another line N for 115V or L2 for 230V to activate the motor Also be sure the Stage 1 and 2 COMMON is supplied by line L1 Replace the fuse Make sure the cable is firmly plugged in with the tabs in place Adjust the minimum speed to a higher value Check if motor is defective by connecting it to an alternate power supply Replace the motor if it still doesn t operate Set the On Time to a value other than zero 5 2 6 SOLUTION Stage 1 or 2 The wiring is incor fans run rect con
16. the running time is decreased gradually until the minimum ventilation settings are reached 64 TC5 2N6FA rev 01 5 2 6 SET POINT The set point is the target room temperature When the temperature is above the set point the controller cools the room by turning on the cooling fans When the temperature is below the set point the controller heats the room by turning on the heaters TEMPERATURE RAMP The controller can be set to automatically change the temperature set point over a given period of time in accordance with the user s 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 2N6FA rev 01 65 890 00563 01 895 00630 REV 01
17. E OFF 42 5 6 rev 01 5 2 6 When the temperature falls to 79 F the curtains begin to close and continue to do so until fully closed if the temperature remains below this point If the temperature rises to 79 3 F the curtains stop closing The curtains close intermittently according to the time on and time off settings TIME ON gt gt CLOSE STOP CLOSING gt TIME OFF 5 2 6 01 43 5 2 6 CURTAIN OPERATING TIME COMPENSATION 1 Normal Mode Without Compensation The curtains open and close intermittently according to the specified opening time closing time and time off as described on the preced ing pages There is no outside temperature compensation 2 Progressive Mode With Compensation The controller can use the current outside temperature to adjust the opening and closing times of the curtains This feature must be acti vated from the front panel see below An outdoor temperature probe must be connected to input 5 forthis feature to work Room Temperature Rises When the curtains open the controller increases TIM E ON by 596 for every 1 F 0 6 C difference betw een the outside temperature and the outside Set Point The TIME OFF is decreased by the same amount This is true if the outside tempera ture is greater than the outside set point The higher the outside temperature the time on increases causing the curtains to open faster Ro
18. F3 5A slow blow Curtain 2 output OPEN CLOSE output 115 230 VAC 60 Hz 30VDC 5A winch output fuse F5 5A slow blow Heater 1 115 230 VAC 30VDC 50 60 Hz Mot 6A 10A Res fuse F10 15A slow blow Mist Heater 2 115 230 VAC 30VDC 50 60 Hz Mot 6A 10A Res fuse F9 15A slow blow Alarm ON OFF output 3A 115 230 VAC 30VDC fuse F11 3A slow blow Probes Low voltage lt 5V isolated from the supply Operating range 40 0 F to 120 0 F 40 0 C to 48 9 C Accuracy 1 8 F 1 C between 41 F and 95 F 5 C and 35 C Enclosure ABS moisture and dust tight The room temperature where the controller is located MUST ALWAYS REMAIN BETWEEN 32 AND 104 F 0 AND 40 C TC5 2N6FA 01 59 C5 2N6FA FACTORY SETTINGS PARAMETER FACTORY SETTINGS RANGE OF VALUES 0 0 F and 99 0 F Temperature Set Point 75 F 23 9 C 17 0 and 37 2 Minimum Speed 40 10 to 100 Time On 15 seconds 0 to 900 seconds in increments of 15 sec Stage 1 Time Off 0 seconds i 0 5 to 20 F Bandwidth 2 1 1 C 0 3 to 11 1 C Motor curve 4 Curve 1 10 Humidity Set Point 6596 40 to 100 Humidity Control 0 to 100 of st 1 Compensation Percentage 60 9 202209 minimum speed 0 5 to 20 F Offset 0 5 F 0 3 C 0 3 to 11 1 0 5 to 20 F Bandwidth 2 1 1 0 3 to 11 1 Min Speed 40 10 to 100 Stage 2
19. FF from 0 to 900 seconds and can be adjusted in increments of 5 seconds The timers must be set separately for each curtain Set the selection knob to CURTAINS TIMER The Time ON of curtain 1 timer flashes on the display alternating with 1 On Use the adjustment knob to set the Time ON of curtain 1 timer to the desired value Press the push button The Time OFF of curtain 1 timer is displayed alternating with 1 OFF Usethe adjustment knob to set the Time OFF of curatin 1 timer to the desired value 46 5 6 rev 01 5 2 6 e Press the push button once again The Time ON of curtain 2 timer flashes on the display alternating with 2 On e Use the adjustment knob to set the Time ON of curtain 2 timer to the desired value e the push button The Time OFF of curtain 2 timer is displayed alternating with 2 OFF e Use the adjustment knob to set the Time OFF of curtain 2 timer to the desired value B Adjusting the Outside Set Point The outside set point is used for compensating curtain operating times as a function of outside temperature see above It can be adjusted betw een 40 0 F and 99 9 F 40 0 C and 37 7 C Set the selection knob to OUTSIDE TEMP SET POINT The cur rent outside temperature is displayed e Press the push button The outside set point is displayed alternating with the letters SEt Use the adjustment knob to adjust the outside set point to the de
20. RI CIAN AND MUST COMPLY WITH APPLICABLE CODES LAWS AND REGULATIONS BE SURE POWER IS OFF BEFORE DOING ANY WIRING TO AVOID ELECTRICAL SHOCKS AND EQUIP MENT DAMAGE 8 TC5 2N6FA rev 01 5 2 6 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 w ith the make and capacity of the motor The various motors avail able in the industry have been divided into ten categories and the controller has been programmed with a different motor curve for each of these categories To ensure that the controller supplies the correct voltages an appropriate curve must be selected for stage 1 and stage 2 according to the type of fan motors used Eg Selecting a Motor Type for Stage 1 and Stage 2 Refer to the list of motors enclosed with this user s to choose the proper motor type e Set the function to STAGE 1 MOTOR TYPE or to STAGE 2 MOTOR TYPE The motor type of the selected stage is dis played alternating with the letters tYPE e Press the push button once The motor type flashes Use the adjustment knob to adjust the motor type to the desired value e Press the push button once again to validate the new value 5 2 6 01 9 TC5 2N6FA Temperature Probes m Connecting the Probes The controller is supplied w ith one temperature probe connected to input 1 Up to three additional probes can be connected to the contro
21. Temperature Controller TC5 2N6FA USER S MANUAL 5 2 6 TABLE CONTENTS nn 2 5 nnne nnn nnn nn nnn nnn nnn 3 FEATURES iiec iini ino n n C E ERG E OC OE RR ER ER RR 4 LOCATION OF THE CONTROLS eene nnns 6 Controller Status 5 mme 7 Internal Switches HH Hmm 7 nennen nnn nnn nnn nn nnn nn nnn 8 Mounting Instructions 200 0 menn 8 Connectioris netu ete sidus 8 Motor IV POS uiae our e been eh leah A 9 Temperature Probes 0 1 10 CHANGING THE PARAMETER SETTINGS 12 Using the 0000 12 Locking the Parameter Settings 13 TEMPERATURE SETTINGS eene nnns 14 Temperature UTflts 2 1 treo doo etr eld 14 Viewing Temperatures 0202000022 1 14 Temperature Set 2 102444 17 Temperature mene 18 VENTILATION SETTINGS enne 22 Cooling Operation sssssssseeen mn 22 Minim
22. Y 35 DAY 40 DAY 60 DAY 80 DAY100 DAYS NOTES i minimum speed ramp must be deactivated before speci fying the points on the ramp see below ii All ten points of the ramp must be specified If you do not need ten different points repeat your last minimum speed for each unnecessary point of the ramp iii Certain restrictions apply to reduce the risk of errors decreasing minimum speeds are not allow ed the min speed variation cannot exceed 1096 per day 30 5 2 6 rev 01 5 2 6 m Specifying the Minimum Speed Ramp The points of the ramp can only be modified while the ramp is disabled Refer to the 4 section of this chapter to disable the ramp e Set the function to STAGE 1 MIN SPEED RAMP The current minimum speed of stage 1 flashes on the display the value does not flash if the ramp is activated Refer to the 4th section of this chapter to disable the ramp Repeat the following steps for each of the ten points point 0 to point 9 e Press the push button A day number is displayed alter nating with the word dO x where is the day num ber Using the adjustment knob set the day number of the first point of the ramp to the desired value e Press the push button once again The minimum speed of the first point point 0 is displayed PO x where x repre sents the speed e Use the adjustment knob to adjust the minimum speed of the first point of the ramp to the desir
23. ber Using the adjustment knob set the day number of the first point of the ramp to the desired value e Press the push button once again The temperature set point associated with the first point of the ramp point 0 is dis played 0 e Using the adjustment knob adjust the set point of the first point of the ramp to the desired value Once all points of the ramp are defined activate the ramp as ex plained below TC5 2N6FA 01 19 5 2 6 E Activating the Temperature Ramp If you have just finished specifying the points on the ramp e Press the push button once again The word OFF flashes the display e Turn the adjustment knob clockwise one notch The word ON flashes on the display and the Temperature Ramp Pilot Light turns on indicating that the temperature ramp is now activated If you have previously defined the points on the ramp e Set the function to SET POINT TEMP RAMP The current temperature set point flashes on the display e Press the push button to display all points of the ramp until the word OFF appears tw enty one clicks e Turn the adjustment knob clockwise one notch The word ON flashes on the display and the Temperature Ramp Pilot Light is lit indicating that the temperature ramp is now acti vated 20 TC5 2N6FA rev 01 5 2 6 ES Adjusting the Day Number The current day number can be adjusted in order to move forward or backw ard on both ramps
24. can be operated either continuously or intermittently to reduce the level of hu midity and supply oxygen to the room RAMPING FUNCTIONS Ramping functions provide an automatic adjustment of the set point and minimum ventilation fan speed over a given period of time CHOICE OF TEN MOTOR TYPES The variation in motor speed resulting from a change in voltage will de pend on the make and capacity of the motor In order to achieve a high degree of compatibility betw een controller and motor the user can choose from among ten different motor types thus ensuring that the correct volt age is supplied HIGH LOW TEMPERATURE ALARM OUTPUT HUMIDITY COMPENSATION The stage 1 minimum speed can be adjusted automatically as a function of relative humidity As humidity increases the minimum speed of stage 1 fans increases proportionally to compensate for the change TC5 2N6FA rev 01 5 2 6 ZONED OR CASCADING HEATERS 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 the controller supplies maximum voltage to the variable speed fans during the 2 seconds imme diately follow ing 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 ac
25. crease in speed proportion ally to the temperature CASCADING HEATERS Heaters operate in a sequence As the av erage room temperature falls additional heaters are turned on as needed DEFAULT VALUE A typical parameter setting defined at the fac tory DIFFERENTIAL The differential is the temperature difference be tw een the moment the constant speed fans or heating units of a given stage start running and the moment they return to a stop MINIMUM VENTILATION CYCLE When the room temperature is below the set point the Stage 1 fans operate intermittently to pro vide minimum ventilation to the room MINIMUM VENTILATION SPEED RAMP When Stage 1 operates variable speed fans they will run at minimum speed during the mini mum ventilation cycle The user can define a minimum ventilation speed ramp to adjust the Stage 1 minimum speed automatically over a given time period The minimum speed increases 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 ex ample a heater offset of 2 F means the heaters will turn off at 2 F below the set point STAGE 1 RAMP When the temperature rises to the point where Stage 1 constant speed fans are needed for cooling the running time of the fans is increased gradually from the minimum ventilation set tings up to full operation Likewise when the temperature falls be low the set point
26. curate reading of the average room temperature and a faster reaction time OUTSIDE TEMPERATURE COMPENSATION ON CURTAIN SPEED Curtain opening and closing times can be decreased as a function of out side temperature OVERLOAD AND OVERVOLTAGE PROTECTION Fuses are installed at the input and outputs of the controller to protect its circuitry in the case of an overload or overvoltage MEMORY CARD A memory card is used to create a copy of your controller s parameters COMPUTER CONTROL The controller can be connected to a computer thus making it possible to centralize the management of information and diversify control strategies CONTROL OF AIR INLET MOVEMENT If the 5 2 6 is used in combination with a PF 6 controller the movement of the air inlets can be coordinated with the operation of the fans using a potentiometer located on the panel drive This 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 con troller performance TC5 2N6FA rev 01 5 5 2 6 LOCATION OF THE CONTROLS OTHER FUNCTIONS E 5 amp 1 4 CURT MIST FUNCTIONS ADJUSTMENTS 6 TC5 2N6FA rev 01 5 2 6 Controller Status LEDS LED MEANING VARIABLE STAGE 1 Turns on when variable
27. ed value TC5 2N6FA 01 31 5 2 6 B Activating Minimum Speed Ramp If you have just finished specifying the points on the ramp Press the push button once again The word OFF flashes on the display Turn the adjustment knob clockwise by one notch The word ON flashes on the display and the Minimum Speed Ramp Pilot Light turns on indicating that the minimum speed ramp is now activated If you have previously specified the points on the ramp Set the function to STAGE 1 MIN SPEED RAMP The cur rent minimum speed flashes on the display Press the push button to display the points of the ramp cur rently defined until the w ord OFF appears tw enty one clicks Tum the adjustment knob clockwise by one notch The word ON flashes on the display and the Minimum Speed Ramp Pilot Light turns on indicating that the minimum speed ramp is now activated 32 TC5 2N6FA rev 01 5 2 6 E Adjusting the Day Number The current day number can be adjusted in order to move forward or backward on both ramps temperature and minimum ventilation speed ramps at the same time Note that the current day is set to OFF if no ramp function is enabled e Set the function to CURRENT RAMPING DAY The current day number is displayed alternating with the letters day Use the adjustment knob to set the day number to the desired value n Deactivating Minimum Speed Ramp e Set the function to STAGE 1 MIN SPEED RAMP
28. er is incorrect the letters COPY and Error will flash on screen In this case turn the adjustment knob once to exit the error menu then refer to the table below to see possible error causes 8 Once the transfer is over open the controller s cover and re move the memory card from the connector Close the controller s enclosure afterw ards 9 Lock the card switch if required 62 TC5 2N6FA rev 01 5 2 6 TEAR Error SOLUTION If you want to copy the controller s configuration on the memory card make sure the switch at the bottom of the card is at the unlocked position The memory card is write protected If you want to transfer the card s configuration in the controller make sure internal switch 1 of the controller is at the OFF position The controller is write protected The memory card is blank or its content Make sure a valid configuration is written on the is incompatible with card before starting a transfer the controller Make sure the memory card is properly inserted in the connector then retry the transfer Do not move or hold the card while the transfer is ongoing The transfer is incomplete The memory card is defective try with another card contact your dealer The connector is defective contact you dealer TC5 2N6FA rev 01 63 5 2 6 GLOSSARY BANDWIDTH The temperature interval over which the variable speed fans of a given stage increase or de
29. fset is displayed alternating with the letters OFSEt e Press the push button The mist differential is displayed al ternating with the letters dIF e Using the adjustment knob set the differential to the desired value Adjusting the Mist Offset The mist offset is the temperature difference from the set point at which the mist units turn off It can be adjusted between 0 5 F and 20 0 F 0 3 C and 11 1 C e Set the function to MIST OFFSET DIFFERENTIAL The mist offset is displayed alternating with the letters OFSEt e Using the adjustment knob set the offset to the desired value 40 TC5 2N6FA rev 01 5 2 6 E Adjusting the Mist Timer Settings The timer s On Time can be adjusted from 0 to 900 seconds in incre ments of 15 seconds the Off Time can be adjusted from 0 to 60 min utes To deactivate mist cooling set the Time On to zero This param eter is only displayed if mist units are enabled internal switch 6 e Set the function to MIST TIMER The current Time On for the mist cycle is displayed alternating with the letters t On e Usethe adjustment knob to set the Time On to the desired value in minutes e Press the push button The current Time Off for the mist cycle is displayed alternating with the letters t Off e Use the adjustment knob to set the Time Off to the desired value in minutes Adjusting the Mist Shutoff Set Point The mist shutoff set point is the humidit
30. he De icing On Time The de icing duration ranges from 0 to 900 seconds Note that the de icing On Time must be shorter or equal to the Cycle Time e Set the function to STAGE 2 DE ICING the current de icing cycle time is displayed alternating with the letters CYCLE e Press the push button The current de icing time is displayed alternating with the letters t On e Use the adjustment knob to adjust the de icing time to the desired value 38 5 2 6 rev 01 5 2 6 Mist Cooling The last cooling stage can be used as a mist stage Set internal switch 6 to ON to activate this stage This mist stage can only be used if only one heating stage is enabled internal switch 6 to ON Mist Mist units turn on Mist units turn off in timer mode ON EE DIFFERENTIAL OFF Mist Offset Room Set Point Temperature Mist units start running according to a timer cycle Time On and Time Off when their start temperature is reached Set Point Mist Offset Differential If the humidity compensation is activated the mist units are shut off when the humidity level is too high TC5 2N6FA 01 39 TC5 2N6FA Adjusting the Mist Differential The mist differential is the variation in room temperature betw een the moment the mist units turn on and the moment they turn off It can be adjusted between 0 5 F and 20 0 F 0 3 C and 11 1 e Set the function to MIST OFFSET DIFFERENTIAL The mist of
31. he change At humidity levels at or below the humidity set point the minimum speed is equal to the normal uncompensated speed The user specifies the percentage increase in minimum speed for a relative humidity equal to the humidity set point 1096 For example if the minimum speed is 4096 and the compensation adjustment is 3096 the minimum speed will be adjusted to 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 opera tion of the minimum ventilation cycle if the controller is operating in minimum ventilation mode when the relative humidity exceeds the humidity set point the minimum ventilation fans are operated con tinuously rather than cycled Stage 1 Min Speed 10096 Compensation begins Compensation 96 Normal Min Speed 0 Relative Relative Humidity Humidity Set Point When a compensation is applied to the minimum speed the compen sation pilot light turns on TC5 2N6FA rev 01 27 TC5 2N6FA m Viewing the Relative Humidity The relative humidity is expressed as a percentage e Set the function to RELATIVE HUMIDITY MIN MAX The current relative humidity is displayed the adjustment knob clockwise by one notch The maxi mum humidity reading flashes on the display alternating with the letters rH Hi e Turn the adjustment knob counterclockwise one notch the current
32. he heating units turn on and the moment they turn off see diagram above It can be adjusted betw een 0 5 F and 20 0 F 0 3 C and 11 1 C e Set selection knob to HEATER 1 OFFSET DIFFERENTIAL or HEATER 2 OFFSET DIFFERENTIAL The current heating off set is displayed alternating with the letters OFSEt e Press the push button The differential is displayed alternat ing with the letters diF e Use the adjustment knob to adjust the differential to the de sired value TC5 2N6FA 01 51 5 2 6 Adjusting the Security Differential for Zoned Heaters The security differential is the maximum temperature difference allow ed betw een the heating zones 1 and 2 If the temperature difference betw een these zones exceeds the security level the controller will make the fans run according to the temperature perceived in the warmest zone The security differential can be adjusted betw een 0 5 F and 20 F 0 3 C and 11 1 C e Set selection knob to HEATER 2 OFFSET DIFFERENTIAL The current heating offset is displayed alternating with the letters OFSEt e Press the push button twice The security differential is displayed alternating with the letters 2n diF This parameter is only available if zoned heaters are used i e internal switch 8 is ON Use the adjustment knob to adjust the security differential to the desired value 52 TC5 2N6FA rev 01 5 2 6 ALARM SETTINGS The controller sets off
33. ime On to zero and Time Off to any value 3 Torun the fans intermittently set the Time On to the de sired running time and Time Off to the desired off time TC5 2N6FA rev 01 25 TC5 2N6FA EI Adjusting the Minimum Speed of Stage 1 The minimum speed can be adjusted betw een 10 and 10096 e Set the function to STAGE 1 MIN SPEED RAMP The mini mum speed of stage 1 flashes on the display alternating with the letters SPEEd e Use the adjustment knob to adjust the minimum speed to the desired value NOTE This speed can only be adjusted if the minimum speed ramp is disabled see M inimum Ventilation Ramp chapter E Adjusting the Minimum Ventilation Timer Time on and Time Off can be adjusted betw een 0 and 900 seconds in increments of 15 seconds e Set the function to STAGE 1 BANDWIDTH TIMER The cur rent bandw idth of stage 1 flashes on the display BAnd e Press the push button The current Time On of stage 1 flashes on the display t On e Use the adjustment knob to adjust the Time On to the de sired value e Press the push button The current Time Off of stage 1 flashes on the display t Off e Use adjustment knob to adjust the Time Off to the de sired value 26 TC5 2N6FA rev 01 5 2 6 Humidity Compensation The minimum speed of stage 1 can automatically be adjusted as a function of relative humidity As humidity increases the minimum speed increases proportionally to compensate for t
34. ller in order to obtain a more accurate reading of the average room temperature and a faster reaction time e Use inputs 2 3 and 4 to connect additional probes as shown on the wiring diagram enclosed CAUTION Probes operate at low voltage and are isolated from the supply Be sure that probe cables remain isolated from all high volt age sources In particular do not route the probe cables through the same electrical knockout as other cables Do not connect the 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 e Activate each additional probe by setting the appropriate switch to ON ON H 3 Switch 3 activates the probe connected to input 2 Switch 4 activates the probe connected to input 3 Switch 5 activates the probe connected to input 4 10 TC5 2N6FA rev 01 5 2 6 ES Extending the Probes Each probe can be extended up to 500 feet 150 meters To extend a probe Use a shielded cable of outside diameter betw een 0 245 and 0 260 in 6 22 and 6 60 mm the cable dimensions should not be under 18 AWG to ensure the cable entry is liquid tight Do not ground the shielding It is preferable to solder the cable joint to ensure a proper contact between the two cables CAUTION Do not run probe cables next to other power cables When crossing over other cables cross at 90 EH Defective Probes
35. ltage w e recommend installing an additional protection device on the controller s supply circuit The room temperature w here the controller is located MUST ALWAYS REMAIN BETWEEN 32 F AND 104 F 0 C TO 40 C To avoid exposing the controller to harmful gases or exces sive humidity it is preferable to install it in a corridor DO NOT SPRAY WATER ON THE CONTROLLER FOR CUSTOMER USE Enter the serial number located on the side of the controller below for future reference Model number TC5 2N6FA Serial number TC5 2N6FA 01 3 4 5 2 6 FEATURES The TC5 2N6FA 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 equip ment Two stages of variable speed fans two stages of constant speed fans as well as curtains foggers and heaters can be connected to the controller The main features of the 5 2 6 are as follows FIVE DIGIT DISPLAY A five 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 Celsius units PILOT LIGHTS Pilot lights indicating the state of outputs allow the user to monitor the operation of the system without having to enter the building MINIMUM VENTILATION CYCLE When ventilation is not required for cooling the first stage fans
36. n be adjusted between 0 5 F and 20 0 F 0 3 C and 11 1 e Set the function to STAGES 3 4 DIFFERENTIAL The cur rent differential of Stage 3 flashes on the display alternat ing with the letters 3 diF e Use the adjustment knob to adjust it to the desired value e Press the push button The current differential of Stage 4 flashes on the display alternating with the letters 4 diF e Use the adjustment knob to adjust it to the desired value 36 5 2 6 rev 01 5 2 6 De icing of Stage 2 Fans Stage 2 fans can automatically be de iced in cold weather condi tions When a de icing cycle starts Stage 1 fans are stopped then stage 2 fans start running at full speed for 2 seconds Stage 2 fans then run at the minimum speed of stage 2 during the de icing time Once the de icing time has elapsed stage 2 fans stop and the opera tion of stage 1 is resumed Set internal switch 9 to ON to activate this function DE ICING TIME DE ICING CYCLE TIME EX Adjusting the De icing Cycle Time The de icing cycle time is the time lapse betw een de icing cycles It ranges from 1 to 720 minutes Note that the cycle time must be greater or equal to the de icing On Time e Set the function to STAGE 2 DE ICING the current de icing cycle time is displayed alternating with the letters CYCLE e Use the adjustment knob to adjust the cycle time to the de sired value TC5 2N6FA rev 01 37 5 2 6 B Adjusting t
37. nd 4 when the room tem perature decreases of 2 F 1 1 C below their respective differen tial Set the internal switch 7 to ON to activate this function Ventilation Level stage 4 Je nnne stage 3 stage 2 4 Hysteresis 4 Hysteresis gt 2 2 lt Bandwidth 4 Differential Differential Stage 2 Stage 3 Stage 4 24 TC5 2N6FA rev 01 5 2 6 Minimum Ventilation Cycle When the room temperature is below the set point the fans of stage 1 operate according to the minimum ventilation cycle Running the fans even though ventilation is not required for a cooling purpose is useful to reduce humidity levels and supply oxygen to the room It also prevents the fans from freezing in winter TIME ON STAGE 1 STAGE1 MIN SPEED OFF lt gt TIME OFF STAGE 1 During the Time On stage 1 fans run at their minimum speed and the pilot light of stage 1 is lit during the Time Off the fans return to a stop and the pilot light turns off Note that the minimum speed of stage 1 can automatically be adjusted over time with a ramp see below NOTE The controller supplies maximum voltage to the variable speed fans for 2 seconds immediately following each start up Minimum Ventilation Cycle Settings 1 the fans continuously at minimum speed set the Time Off to zero and Time On to any value other than zero 2 stop the fans set the T
38. nother controller of the same type The switch at the bottom of the card is used to lock or to unlock the card locked g unlocked Internal Switches Card Switch Connector Electronic top board TO TRANSFER A CONFIGURATION 1 Openthe latch and lift the controller s cover 2 If you are about to copy the controller s configuration on the memory card make sure the card s switch is atthe unlocked position 3 Insert the card in the connector located on the electric board inside the controller Referto the illustration above to position the TC5 2N6FA rev 01 61 5 2 6 memory card correctly 4 If internal switch 12 is at the OFF position simply switch it to the ON position if internal switch 12 is at the ON posi tion return to the OFF position then switch it back to ON 9 ORE 12 5 Closethe controller s cover 6 The transfer menu should be displayed on screen Use the adjustment buttons to select whether you want to transfer the memory card s content into the controller COPY to CTRL or if you wish to transfer the controller s content into the memory card to CARD 7 you have chosen the proper type of transfer press and hold the Other Functions button for 5 seconds The controller will automatically return to the ROOM TEMP menu once the transfer is completed If the transf
39. o change the temperature used by the controller to operate the stages The controller operates as before using the new temperature settings Enable disable the test mode Setthe function to TEST MODE The test mode status flashes on the display e Use the adjustment knob to select the desired test mode status On or Off Setting the test mode temperature Once the test mode is enabled press the push button test mode temperature is displayed alternating w ith the let ters tSt NOTE If no user activity is recorded after 4 minutes in test mode the controller automatically exits from the test mode 54 TC5 2N6FA rev 01 5 2 6 TROUBLESHOOTING GUIDE PROBLEM SOLUTION The display The circuit breaker on Reset the circuit breaker doesn t work the service panel is off or tripped The wiring is incorrect Fix the wiring The input fuse is Replace the fuse open The voltage selector Set the switch to the correct switch is in the wrong position position The display board Plug the cable interconnect cable is unplugged from the power supply board The display Probe 1 is improp Fix the probe s connection shows the erly connected letter P The Defective One or more probes Follow the procedure described Probe Pilot are defective in DEFECTIVE PROBES to Lightis on identify and replace the defec tive probe The display A variation in resist Make sure the
40. o the minimum ventilation cycle e AtSet Point stage 1 fans stop operating according to the minimum ventilation cycle and increase in speed as the room temperature rises AtSet Point Bandwidth 1 stage 1 fans reach full speed AtSet Point Bandwidth 1 Stage 2 Offset stage 2 fans start running at their minimum speed e AtSet Point Bandwidth 1 Stage 2 Offset Bandwidth 2 stage 2 fans reach full speed AtSet Point Bandwidth 1 Stage 2 Offset Bandwidth 2 Diff 3 stage 3 fans start running e AtSet Point Bandwidth 1 Stage 2 Offset Bandwidth 2 Diff 3 Diff 4 stage 4 fans start running IF THE ROOM TEMPERATURE FALLS e AtSet Point Bandwidth 1 Stage 2 Offset Bandwidth 2 4 Diff 3 stage 4 fans return to a stop e AtSet Point Bandwidth 1 Stage 2 Offset Bandwidth 2 stage 3 fans return to a stop stage 2 fans start decreas ing in speed as the temperature decreases e AtSetPoint Bandwidth 1 Stage 2 Offset 0 3 F stage 2 fans return to a stop e AtSetPoint Bandwidth 1 Stage 1 fans start decreasing in speed as the temperature decreases 5 2 6 01 23 TC5 2N6FA e AtSet Point Stage 1 fans reach minimum speed Below the Set Point stage 1 fans stop operating continu ously and operate according to the minimum ventilation cycle at minimum speed USING A FIX HYSTERESIS ON VENTILATION STAGES 3 4 This function allow s deactivating stages 3 a
41. om Temperature Falls When the curtains close the controller increases TIM E ON by 596 for every 1 F 0 6 C difference betw een the outside temperature and the outside Set Point TIM E OFF is de creased by the same amount This is true if the outside temperature is lowerthan the outside set point The lower the outside temperature time on increases causing the curtains to close faster NOTE If after compensation the time off value is less than or equal to ten seconds it is set to zero 44 5 6 01 5 2 6 Settings m Manual Control of the Curtains Set the selection knob to CURTAINS MANUAL MODE The status of the manual control mode is displayed for curtain 1 e Use the adjustment knob to select the proper manual mode status for curtain 1 LAUt select the automatic control mode 1 OPn to manually open curtain 1 the letters 1 OPn flash on the display for 5 seconds then the curtain 1 starts opening 1 CLo to manually close curtain 1 the letters 1 CLO flash on the display for 5 seconds then curtain 1 starts closing 1 OFF to stop the actuator of curtain 1 e the push button to select the manual mode status of curtain 2 E Adjusting the Curtain Offset The offset is the number of degrees above the set point at which a curtain starts closing in timer mode refer to the previous graph It can be adjusted from 0 5 to 20 0 F 0 3 to 11 1 C must be
42. rnating with the letters OFSET e Use the adjustment knob to adjust the offset to the desired value 34 TC5 2N6FA rev 01 5 2 6 Adjusting the Bandw idth of Stage 2 The bandwidth of Stage 2 is the temperature interval over which the speed of variable stage 2 fans increases or decreases proportionally to the temperature The bandw idth can be adjusted betw een 0 5 F and 20 0 F 0 3 C and 11 1 C Set the function to STAGE 2 OFFSET BANDWIDTH The cur rent offset of Stage 2 flashes on the display alternating w ith the letters OFSET e Press the push button The current bandwidth of Stage 2 is displayed alternating with the letters BAnd e Use the adjustment knob to adjust the bandwidth to the de sired value n Adjusting the Minimum Speed of Stage 2 The minimum speed of stage 2 fans can be adjusted betw een 1096 and 10096 e Set the function to STAGE 2 MIN SPEED The minimum speed of stage 2 flashes on the display alternating w ith the letters SPEEd e Use the adjustment knob to adjust the minimum speed to the desired value TC5 2N6FA rev 01 35 5 2 6 l Adjusting the Differentials of Stages 3 4 The differential of stage 3 is the temperature difference from the moment stage 2 fans reach full speed and the moment stage 3 fans start the differential of stage 4 is the temperature difference above the start temperature of stage 3 at which stage 4 starts Stage 3 4 differentials ca
43. s displayed once again Tumthe adjustment knob counterclockw ise one notch fur ther The minimum temperature of probe 1 flashes on the display alternating with the letters 1 Lo e the adjustment knob clockwise by one notch The cur rent temperature of probe 1 is displayed once again e Press the push button to select another probe then proceed as explained above to see the minimum and maximum tem perature readings of the desired probe NOTE If you let the display flash for more than 10 seconds the controller resets the minimum and maximum temperatures of the selected probe the display stops flashing to indicate that the reset has been done 16 5 6 rev 01 5 2 6 Temperature Set Point The temperature set point is the target room temperature It can be adjusted between 0 0 F and 99 0 F 17 8 C and 37 7 C Adjusting the Temperature Set Point Set the function to SET POINT TEMP RAMP The current set point flashes on the display e Use adjustment knob to adjust the set point to the de sired value NOTE The temperature set point can only be adjusted while the temperature ramp is deactivated see follow ing section TC5 2N6FA 01 17 5 2 6 Temperature Ramp The user can define a temperature ramp to adjust the set point auto matically over a given time period SET POINT TEMPERATURE DAY4 DAY 15 DAY21 DAY 30 DAY 36 DAY 45 DAY 55 DAY70 DAY 80 DAY
44. s off TC5 2N6FA 01 13 TC5 2N6FA TEMPERATURE SETTINGS Temperature Units Temperatures can be displayed in either Celsius or Fahrenheit units Set internal switch 2 to the desired position ON to display temperatures in Celsius units OFF to display temperatures in Fahrenheit units Viewing Temperatures m Viewing the Room Temperature The room temperature is the average value of all temperatures measured by activated probes in proper operating condition e Set the function to ROOM TEMP MIN MAX The aver age room temperature is displayed B Viewing the Outside Temperature e Set selection knob to OUTSIDE TEMPERATURE The out side temperature is displayed 14 TC5 2N6FA rev 01 5 2 6 Viewing Probe Temperatures The controller can display probe temperatures individually Probes can also be turned on or off to control the temperature in different parts of the building e Set the function to PROBE TEMP MIN MAX The tem perature reading of probe 1 is displayed alternating w ith the letters Pr 1 and the on off state of the probe e Foreach additional probe press the push button The tem perature reading of probe x is displayed alternating with the letters Prx and the on off state of the probe etc 4 Viewing Min Max Temperatures Follow this procedure to see the lowest and highest room tempera ture values that have been recorded since the last reset Set the function to
45. sired value D Activating Outside Temperature Compensation Setthe selection knob to OUTSIDE TEMP SET POINT The cur rent outside temperature is displayed Press the push button twice The current on off status of the outside compensation feature is displayed e Use the adjustment knob to enable or disable the compensation function TC5 2N6FA rev 01 47 TC5 2N6FA HEATER SETTINGS The controller can control up to two heating stages Set internal switch 6 to ON to use one heating stage set it to OFF to use both heating stages CASCADING HEATERS When cascading heating is used the operation of heating stages is based on the average room temperature internal switch 8 is OFF HEATER 2 TURNS ON HEATING OUTPUTS HEATER 2 TURNS OFF HEATER 1 TURNS ON HEATER 2 ON HEATER 1 TURNS OFF HEATER 1 l ON HEATER 1 OFFSET ER2 DIFFERENTIAL HEATER 1 DIFFERENTIAL ROOM T SET POINT If the room temperature rises at Set Point Heater 1 Offset Heater 1 Differential 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 Differential Heater 1 turns on at Set Point Heater 1 Offset Heater 1 Differential Heater 2 Differential Heater 2 turns on 48 TC5 2N6FA rev 01 5 2 6 ZONED HEATERS To configure your system for zoned heaters set internal switch 8 to
46. stage 1 fans are on VARIABLE STAGE 2 Turns on when variable stage 2 fans are on STAGE 3 Turns on when stage 3 is on STAGE 4 Turns on when stage 4 is on MIST Turns on when the mist output is on CURTAIN 1 OPEN Turns on when curtain 1 opens CURTAIN 1 CLOSE Turns on when curtain 1 closes CURTAIN 2 OPEN Turns on when curtain 2 opens CURTAIN 2 CLOSE Turns on when curtain 2 closes HEATER 1 Turns on when heating output 1 is on HEATER 2 Turns on when heating output 2 is on RH COMPENSATION Turns on when a RH compensation function is on TEMP RAMP Turns on when the temperature ramp function is activated MIN SPEED RAMP Turns on when the minimum speed ramp function is activated PROBE DEFECT Turns on when probe is defective ALARM Turns on when an alarm condition is detected Intemal Switches Internal switches are located on the inside of the front cover All switches are set to OFF when the controller is shipped from the fac tory OFF ON 1 UNLOCKED PARAMETERS LOCKED PARAMETERS 2 FAHRENHEIT DEGREES CELSIUS DEGREES 3 PROBE 2 DISABLED PROBE 2 ENABLED 4 PROBE 3 DISABLED PROBE 3 ENABLED 5 PROBE 4 DISABLED PROBE 4 ENABLED 6 2 HEATERS amp 0 MIST 1 HEATER amp 1 MIST 7 ADJUSTABLE HYSTERESIS FIX HYSTERESIS OF 2 0 F 8 CASCADING HEATERS ZONED HEATERS 9 DE ICING DISABLED DE ICING ENABLED 10 RESERVED 11 RESERVED 12 SWITCH FROM OFF TO ON TO ACCES THE TRANSFER MENU TC5 2N6FA rev
47. temperature and minimum ventilation speed ramps at the same time Note that the current day is set to OFF if no ramp function is enabled Setthefunction to CURRENT RAMPING DAY The current day number is displayed alternating with the letters day e Usethe adjustment knob to set the day number to the de sired value mn Deactivating the Temperature Ramp e Set the function to SET POINT TEMP RAMP The current temperature set point is displayed e Press the push button to display the points of the ramp actu ally defined until the word ON appears twenty one clicks e the adjustment knob counterclockwise one notch The word OFF flashes on the display and the Temperature Ramp Pilot Light turns off indicating that the temperature ramp is now deactivated TC5 2N6FA rev 01 21 5 2 6 VENTILATION SETTINGS Cooling Operation TheTC5 2N6FA controls two stages of variable speed fans Stage 1 2 andtwo stages of constant speed fans Stage 3 4 VENTILATION LEVEL STAGE 4 STAGE STAGE2 STAGE 1 Min Ventilation Bandw Diff Diff Room Cycle Stagel Stage2 Stage Stage3 Temp Temperature Set Point 22 TC5 2N6FA rev 01 5 2 6 IF THE ROOM TEMPERATURE RISES e When room temperature lt Set Point stage 1 fans run at minimum speed according t
48. tinuously at full speed The ambient tempera ture is above the set point Fix the wiring Adjust the set point to the desired value Stage 1 or2 The selected motor fans run ramp is inappropri erratically ate The differential is too small The Time On or Time Off is too short Stage 1 fans do Time off is set to zero not stop running when the controller is operating in minimum ventilation cycle The wiring is incorrect Humidity compensation is activated and relative humidity exceeds set point Select an appropriate motor ramp Adjust the differential to a higher value Adjust the Time On or Time Off to a higher value Set the Time Off to a value other than zero Correct the wiring In particular make sure two different lines are connected to each motor line L1 modulated by the controller should be combined with another line for 115V or L for 230V to activate the motor Also be sure the stage 1 COM MON is supplied by line L1 Adjust set point or deactivate compensation as required TC5 2N6FA rev 01 2 57 5 2 6 CAUSE SOLUTION Stage 3 4 is not operating The Stage s fuse is open The display board interconnect cable is not plugged into the power supply board properly The wiring is incor rect The fan motor or heating unit is defective The controller is defective 58 TC5 2N6FA rev 01
49. um Ventilation 02070002 20022 21 25 Minimum Ventilation Cycle Settings 25 Humidity 2 27 Minimum Ventilation Speed Ramp 30 Differential Settings are terio eo teet Leto tentata 34 De icing of Stage 2 Fans 37 Mist Cooling eem 39 NATURAL VENTILATION enne nnns 42 Principle of Operation 42 ET 44 HEATER 5 65 nnn nnn nnn 48 ALARM SETTINGS nn nn nnn 52 TEST MODE nua 54 TROUBLESHOOTING GUIDE eem 55 TECHNICAL SPECIFICATIONS een 59 FACTORY SETTINGS eeseennennenen nnn nnn nnn nnn nan 60 MEMORY 61 GLOSSARY 64 TC5 2N6FA rev 01 5 2 6 PRECAUTIONS We strongly recommend installing supplementary natural ven tilation 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 at the input and outputs of the controller protect its circuits in case of an overload or overvo
50. y level above w hich mist units are disabled This parameter is only displayed if mist units are enabled internal switch 6 The mist shutoff value ranges from 0 to 100 of humidity To disable this function increase the parameter value until you reach the word no e Set the function to MIST RH COMPENSATION The humid ity level above which mist units turn off is displayed alter nating with the letters rH OFF e Usethe adjustment knob to set the humidity level over which the mist stage stops operating TC5 2N6FA 01 41 5 2 6 NATURAL VENTILATION Principle of Operation The TC5 2N6FA controls two curtains These curtains have independent parameter settings Offset Dead Band and timer and their operation is based on a predefined selection of temperature probes Curtain 1 operates according to the average temperature of probes 1 amp 2 curtain 2 according to temperature probes 3 amp 4 Curtains open Curtains close in timer mode Vien ON Td OFF 4 Offset Dead Band Temperature 79 F 89 F Set Point 75 F In the example above when the temperature rises to 89 F the cur tains begin to open and continue to do so until fully open if the tem perature remains above this point If the temperature falls to 88 7 F the curtains stop opening The curtains open intermittently according to the time on and time off settings TIME ON _ gt OPEN STOP OPENING gt TIM
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TC5 2N6FA