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1. 12 CWS T 11HA rev 03 Heat Cool Mist Options ON Stage 2 can be used either for cooling heating or mist cooling 6 8 M Set switch 6 to the required position 6 ON for stage 2 to operate as a heating stage 6 OFF 8 OFF for stage 2 to operate as a cooling stage 6 OFF 8 ON for stage 2 to operate as a mist cooling stage FACTORY SETTING When the controller is shipped from the factory switches 6 and 8 are set to ON stage 2 operates as a heating stage CWS T 11HA rev 03 13 GE USING THE CONTROLLER EI Parameter Ranges PARAMETER ADJUSTMENT RANGE 40 0 to 99 9 F 40 to 37 7 C 0 5 to 20 0 F 0 3 to 11 1 C STAGE 1 1 to 900 seconds 0 to 900 seconds 0 5 to 20 0 F 0 3 to 11 1 C Heating Offset STAGE 2 activated 9 9 to 20 0 F 5 5 to 11 1 C deactivated 0 0 to 20 0 F 0 0 to 11 1 C COOLING OR Time on 0 to 900 seconds by HEATING increments of 15 seconds Time off 0 to 900 seconds by increments of 15 seconds High offset 0 5 to 40 0 F 0 3 to 22 2 C Low offset 0 5 to 40 0 F 0 3 to 22 2 C 14 CWS T 11HA rev 03 Factory Settings The controller is programmed at the factory with the settings shown below Keep the settings that are convenient for you and make changes where necessary NOTES 1 The controller only memorizes the last parameter settings Each new setting replaces the preceding one
2. Using the adjustment knob adjust the day number to the desired value Press the push button once again The current temperature set point for this day number appears flashing on the display Using the adjustment knob adjust the temperature set point to the desired value When the six points of the temperature curve have been specified activate the curve as follows To activate the temperature curve B Press the push button once again The word OFF appears flashing on the display Turn the adjustment knob clockwise one notch and leave it in this position for at least 10 seconds The word ON appears flashing onthe display and after 10 seconds the temperature curve pilot light turns on indicating that the temperature curve is now activated B Setthe parameter selection knob to ROOM TEMPERATURE 22 CWS T 11HA rev 03 PROGRAMMING THE TEMPERATURE CURVE CONT D NOTE When the temperature curve is activated the current target room temperature and the current day number can be viewed at any time The current day number can also be adjusted to move forward or backward on the temperature curve To display the temperature set point and to display and adjust the current day number M Setthe parameter selection knob to SET POINT TEMP CURVE The current temperature set point appears flashing on the display M Press the push button The current day number is displayed Use the adjustment knob to set the day number to
3. Natural Ventilation Controller CWS T 11HA User s Guide J JJ OPENING CLOSING STAGE 2 T CURVE ALARM LOCKED MANUAL OPERATION TIME OPENING TIME CLOSING TIME OFF CWS T 11HA TAGE 2 CURTAINS e e PROBE DEFECT e e e Hs M Read this guide carefully before using the controller Ps TABLE OF CONTENTS Hiwa OR pe wre pots dae cones A E 3 R ACTIONS ee 5 LOCATION OF THE CONTR OS 2 2 25 9 5 6 INSTALLATIONS nee de ae de ins 9 OPERATION DIAGRAM a a Ea devote 13 USING THE CONTROLEER uuu uu uuu uuu saute OE vue Se 14 Parameter Ranges 14 Factory SOUS a a ee 15 The Meaning of a Flashing Display 16 Temperature Units 16 Room E aei AUS a ETNE a 17 HoomTemperature Display eeeeeeeeeeeree ene 17 Probe Temperature Display cccccsccsscceseceeeeeeceseseeeseeesaes 17 Minimum Maximum Temperature Recall 18 Minimum Maximum Temperature Reset 19 Temperature Set Point
4. Temperature Curve 20 SAUCE seek esses siie 24 Stage 2 Cooling Heating Misting 30 Fill 2 uu u uu uum nu T 39 Manual Operation 40 Locking the Parameters eeeceeeeeeeee eene 41 TROUBLESHOOTING GUIDE u u u a 42 TECHNICAL SPECIFICATIONS 45 FOR CUSTOMER USE Enter below the serial number located on the side of the controller and retain this information for future reference Model number CWS T 11HA Serial number 2 CWS T 11HA rev 03 BR FEATURES Ww The CWS T 11HAis an electronic device used for environmental control in livestock buildings It allows the user to maintain a specified target temperature by controlling the operation of ventilation and heating equipment One stage of either constant speed fans heating units or mist sprinklers as well as curtains for natural ventilation can be connected to the controller The main features of the controller are as follows DIGITAL DISPLAY A digital display shows temperatures and other operation parameters PILOT LIGHTS Pilot lights indicating the status of outputs allow you to monitor the operation of the system at a distance TEMPERATURE CURVE A temperature curve comprised of six different points
5. provides an automatic adjustment of the target room temperature over a given period of time 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 HIGH LOW TEMPERATURE AND POWER FAILURE ALARMS The controller generates an output signal that will activate any alarm system in case of a rise or fall in temperature beyond a specified limit a power failure or a fault in the supply circuit CWS T 11HA rev 03 3 P ROOM TEMPERATURE COMPENSATION ON NATURAL VENTILATION OUTPUT OPTIONAL The controller compensates the curtain timer settings proportionally to the room temperature The lower the room temperature the faster the curtains close The higher the room temperature the faster the curtains open D OVERLOAD AND OVERVOLTAGE PROTECTION Fuses are located 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 possible the centralization of information management and a more diversified control strategy D ADAPTS TO ALL TYPES OF AIR INLET POWER UNITS 4 CWS T 11HA rev 03 222222 PRECAUTION ws Westronglyrecommendinstallingaback upthermostaton stage 2 refer to the wiring diagram enclosed with this user s manual to connect the therm
6. 2 If the power supply is cut off the last parameter setting will be kept in memory until the power is restored PARAMETER FACTORY SETTING Differential 3 0 F 1 7 C CURTAINS Time closing 20 seconds Time off 60 seconds Differential 2 0 F 1 1 C STAGE 2 Offset 0 5 F 0 3 C COOLING OR Time on 15 seconds HEATING Time off 30 seconds High offset 12 0 F 6 7 C Low offset 10 0 F 5 6 C CWS T 11HA rev 03 15 The Meaning of a Flashing Display The display flashes certain values and does not flash T others The flashing indicates RIT that the displayed value m can be adjusted A value 7 that is flashing can not be adjusted EM Temperature Units ON Temperatures can be displayed either in degrees Celsius or in degrees Fahrenheit Ba Set switch 2 to the desired position e ON to display temperatures in degrees Celsius e OFF to display temperatures in degrees Fahrenheit FACTORY SETTING When the controller is shipped from the factory switch 2is setto OFF temperatures are displayed in degrees Fahrenheit 16 CWS T 11HA rev 03 Room Temperature O TEMPERATURE mm CURVE TIMER MAN UAL S ET ROOM TEMPERATURE SET POINT T CURVE Room Temperature Display The room temperature is the average value of alltemperatures measured by probes that are activated and in proper operating condition DISPLAYING
7. THE ROOM TEMPERATURE B Setthe parameter selection knob to ROOM TEMPERATURE The room temperature appears on the display Probe Temperature Display DISPLAYING PROBE TEMPERATURES M Setthe parameter selection knob to ROOM TEMPERATURE The ambient temperature appears on the display Ba Press the push button PR1 is displayed alternating with the temperature measured by the probe connected to terminal 1 supplied with the controller CWS T 11HA rev 03 17 DISPLAYING PROBE TEMPERATURES CONT D For each additional probe connected to the controller Press the push button again PR where is the terminal number to which the probe is connected is displayed alternating with the temperature measured by the probe Minimum Maximum Temperature Recall The minimum and maximum temperatures are the lowest and highest values of all room temperatures measured since the last reset RECALLING MINIMUM AND MAXIMUM TEMPERATURES Set the parameter selection knob to ROOM TEMPERATURE The room temperature appears on the display B Turntheadjustmentknob clockwise by one notch The minimum temperature appears flashing on the display B Turn the adjustment knob clockwise one notch further The maximum temperature appears flashing on the display WE Turn the adjustment knob clockwise a third notch The room temperature again appears on the display B ifthe adjustment knob is turned counterclockwise rather than
8. clockwise the display sequence will be reversed room maximum minimum room 18 CWS T 11HA rev 03 Minimum Maximum Temperature Reset The reset erases the current minimum and maximum temperatures From the moment the reset is completed the controller begins to store in memory the new minimum and maximum temperatures measured by the probes RESETTING MINIMUM AND MAXIMUM TEMPERATURES Set the parameter selection knob to ROOM TEMPERATURE The room temperature appears on the display Turn the adjustment knob clockwise or counterclockwise by one notch and leave it in this position The minimum or maximum temperature first appears flashing on the display After 10 seconds the display stops flashing and the room temperature again appears on the display indicating that the reset is completed NOTE Toavoid resetting the minimum et maximum temperatures while recalling them be sure to return to the room temperature display within the 10 second delay CWS T 11HA rev O3 19 Temperature Set Point Temperature Curve There are two ways to specify the target room temperature 1 Adjustthe temperature setpointtothe desired value and do notactivate the temperature curve The controller will operate accordingto this target room temperature as long as the temperature curve remains deactivated 21 Program a temperature curve comprised of six points and activate the F temperature curve For each of the six points you must
9. specify a day number and a temperature set point for this day number The controller will automatically change the target room temperature every hour in a linear fashion between two consecutive points When the last point is reached the temperature curve becomes deactivated The controller continues to operate according to the last temperature set point until you activate the temperature curve once again or specify a new temperature set point You can also deactivate the temperature curve before the last point is reached he temperature set point and the points of the temperature curve can be adjusted only if the temperature curve is deactivated If the temperature curve pilot light is off the temperature curve is presently deactivated and you can proceed with the adjustment If the temperature curve pilot light is on the temperature curve is presently activated Before proceeding with the adjustment deactivate the curve as follows To deactivate the temperature curve 20 B Set the parameter selection knob to SET POINT TEMP CURVE The current temperature set point appears flashing on the display B Press the push button repeatedly until the word ON appears flashing on the display B Turn the adjustment knob counterclockwise one notch and leave it in this position for at least 10 seconds The word OFF appears flashing on the display and after 10 seconds the temperature curve pilot light turns off indicating that the temperat
10. the desired value CWS T 11HA rev 03 23 Stage 1 Curtains DIFFERENTIAL TIME OPENING TIME CLOSING TIME OFF CURTAINS Description of Operation 25 Refer to figure 1 on next page When the room temperature rises to temperature set point differ ential point 1 the curtains begin to open and continue to do so as long as the room temperature remains above this point The curtains open in termittently according to the time opening and time off settings TIME ipsis During TIME OPENING the OPEN curtains open During TIME OFF the curtains STOP OPENING o stop opening TIME OFF When the room temperature falls to temperature set point differential point 2 the curtains begin to close and continue to do so as long as the room temperature remains below this point The curtains close intermit tently according to the time closing and time off settings TIME CLOSING lt gt During TIME CLOSING the CLOSE curtains close STOP CLOSING During TIME OFF the curtains stop closing TIME OFF 24 CWS T 11HA rev 03 INIOd LAS Jen VeadlWa L VIL N33 dalc I I JVI LN3eH3da lc Jen velada lt WOO S 110 p mm NddO 3SO Io lt lt gt ONIN3dO ONISO 19 3IANI L 3INI L JJO 440 SWIL SWIL N3dO SO 19 Y NOI LV I3dO NIV Lef1O uleJ
11. to the cooling timer settings When the room temperature rises to temperature set point 4 off set 4 differential point 3 the fans operate nonstop If the room temperature falls Figure 2 b When the room temperature is greater than temperature set point offset point 4 the fans operate nonstop When the room temperature falls to temperature set point off set point 4 the fans begin to run according to the cooling timer settings 30 CWS T 11HA rev 03 FIGURE 2 COOLING FAN OPERATION DIAGRAM Figure 2 a Room Temperature Rises COOLING FAN OPERATION COOLING TIMER NONSTOP OPERATION OPERATION ON OFF TIME TIME lt gt lt gt lt ge u ROOM DIFFERENTIAL L TEMPERATURE TEMPERATURE SET POINT Figure 2 b Room Temperature Falls COOLING FAN OPERATION COOLING TIMER OPERATION NONSTOP OPERATION ON OFF TIME TIME gt lt OFFSET TEMPERATURE SET POINT ROOM TEMPERATURE CWS T 11HA rev 03 31 Cooling Timer Operation TIME ON ON lt gt Cooling timer OFF u During TIME ON the fans are on u During TIME OFF the fans are off TIME OFF To run the fans intermittently set TIME ON to the desired on time and TIME OFF to the desired off time To run the fans continuously set TIME OFF to zero and TIME ON to any value other than zero To stop the fans set TIME ON to ze
12. IME 125 seconds ADJUSTING THE CURTAIN PARAMETERS ADJUSTING THE CURTAIN DIFFERENTIAL B Set the parameter selection knob to CURTAINS DIFFER ENTIAL The current curtain differential appears flashing on the display Using the adjustment knob adjust the differential to the desired value ADJUSTING THE CURTAIN TIME OPENING B Set the parameter selection knob to CURTAINS TIME OPENING The current curtain time opening appears flashing on the display Using the adjustment knob adjust the time opening to the desired value 28 CWS T 11HA rev 03 ADJUSTING THE CURTAIN TIME CLOSING B Set the parameter selection knob to CURTAINS TIME CLOSING The current curtain time closing appears flashing on the display Using the adjustment knob adjust the time closing to the desired value ADJUSTING THE CURTAIN TIME OFF Set the parameter selection knob to CURTAIN TIME OFF The current curtain time off appears flashing on the display Using the adjustment knob adjust the time off to the desired value CWS T 11HA rev 03 29 Stage 2 Cooling Heating Mist Cooling m TEMPERATURE mm CURVE TIMER MANUAL SET TIMER OFFSET STAGE 2 DIFFERENTIAL ID COOLING MODE Description of Operation 15 Refer to figure 2 on next page If the room temperature rises Figure 2 a e When the room temperature rises to temperature set point offset differential point 3 the fans begin to run according
13. ISTING UNITS OPERATION DIAGRAM Figure 4 8 Room Temperature Rises MISTING UNITS OPERATION MISTING TIMER MEGER OPERATION 7 TIMEON TIME OFF lt gt lt gt u ROOM i mr TEMPERATURE DIFFERENTIAL TEMPERATURE SET POINT Figure 4 b Room Temperature Falls MISTING UNITS OPERATION MISTING TIMER TIME OFF OPERATION TIMEON TIME OFF lt gt lt gt ON OFF ROOM ud TEMPERATURE 0 6 C OFFSET DIFFERENTIAL TEMPERATURE SET POINT CWS T 11HA rev 03 37 ADJUSTING THE MIST PARAMETERS ADJUSTING THE MIST DIFFERENTIAL B Setthe parameter selection knob to STAGE 2 DIFFEREN TIAL The current differential appears flashing on the display Usingthe adjustmentknob adjustthe differentialto the desired value ADJUSTING THE MIST OFFSET B Settheparameterselectionknobto STAGE 2 OFFSET The current offset appears flashing on the display Using the adjustment knob adjust the offset to the desired value ADJUSTING THE MIST TIMER Set the parameter selection knob to STAGE 2 TIMER The word ON and the current time on alternately appear flashing on the display Using the adjustment knob adjust the time on to the desired value Press the push button The word OFF and the current time off alternately appear flashing on the display Using the adjustment knob adjust the time off to the desired value CAUTION On a
14. LEM The fans or heating units are not running continued The curtains do not work The curtains op erate in manual mode but not in automatic mode The fan motor or heating unit is defective The controller is defective The F1 fuse on the stage 1 output is blown The curtain operat ing parameters are set incorrectly SOLUTION Check if the motor or heating unit is defective by connecting it to an alternate power supply If it still is not operating replace the motor or heating unit Listen to see if there is a clicking sound when the stage 2 pilot light turns on If there is no clicking sound your controller needs repair Replace the fuse Correct the parameter settings See Stage 1 Curtains 22 TECHNICAL SPECIFICATIONS WB Supply 115 230 VAC 18 8 50 60 Hz overload and overvoltage protection fuse F6 1A fast blow 12 VDC for AC back up supply can activate curtains Stage 2 and alarm if supplied with DC back up voltage Curtain OPEN CLOSE output 115 230 VAC 50 60 Hz 5A winch output fuse F1 5A slow blow Stage 2 ON OFF output 115 230 VAC 50 60 Hz 30VDC 6A FAN 10A HES heating or ventilation fuse F3 10A slow blow Alarm ON OFF output 115 230 VAC 50 60 Hz 30 VDC 3A fuse F5 3A slow blow Probes Low voltage lt 5V isolated from the supply Operating Range 40 0 to 48 9 9C 40 0 F to 120 0 F Accuracy 1 8 F 1 C between 41 and 95 F 5 an
15. beiq uoneJdedo ureyino L anly CWS T 11HA rev 03 25 Curtain Operating Time Compensation as a Function of Room Temperature 1 When switch 7 is set to OFF normal mode ON The curtains open and close intermittently according to the specified time opening time closing and time off as described on the previous page There is no room temperature compensation 21 When switch 7 is set to ON progressive mode The controller compensates the time opening time closing and time off according to the room temperature as described hereafter e When the curtains open Each time the room temperature rises by a certain number of de grees above temperature set point differential the controller multi plies the time opening by a given factor and reduces the time off so that the total cycle time remains constant The higher the room temperature the faster the curtains open When the time off is below 10 seconds the curtains begin to open continu ously e When the curtains close Each time the room temperature falls by a certain number of de grees below temperature set point differential the controller mul tiplies the time closing by a given factor and reduces the time off so that the total cycle time remains constant 7 The lower the room temperature the faster the curtains close When the time off is below 10 seconds the curtains begin to clos
16. cted to terminal 1 WARNING CAUTION The probes operate under low voltage and are isolated from the supply Be sure the probe cables remain isolated from all high voltage sources Do not route the probe cables and other power cables through the same electrical knockout Do not run the probe cables next to other power cables When crossing over other cables cross at 90 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 between 0 245 and B 0 260 in 6 22 and 6 60 mm to ensure the cable entry is liquid tight the cable dimension should not be under 18 AWG 10 CWS T 11HA rev 03 B It is preferable to weld the cable joint to ensure a proper contact between the two cables B Do not ground the shielding Connecting Additional Probes Three additional probes may be connected to the controller in order to obtain a more accurate reading of the average room temperature and a faster reaction time B Connect each additional probe using terminals 2 3 and 4 as shown on the wiring diagram enclosed with this user s manual Switches are used to activate or deactivate the additional probes connected to the controller ON B Activate each additional probe by setting the appropriate switch to ON 3 4 5 e Switch 3 activates the probe connected to terminal 2 e Switch 4 ac
17. d 35 C Enclosure ABS moisture and dust tight The temperature where the controller is installed MUST AT ALL TIMES REMAIN BETWEEN 32 AND 104 F 0 and 40 C RS NOTES GW 46 CWS T 11HA rev 03
18. e continu ously 26 CWS T 11HA rev 03 Table 1 below shows multiplication factors used when the room tem perature rises above the set point plus the differential curtains open or falls below the set point minus the differential curtains close Table 1 Multiplication factors Number of degrees 0 6 C 1 F 1 2 C 2 F 1 8 C 3 F 2 4 C 4 F etc Multiplication factor 1 2 3 4 etc EXAMPLE Suppose that you have specified the following values TIME OPENING 30 seconds TIME OFF 95 seconds TOTAL CYCLE TIME 125 seconds When the room temperature rises to temperature set point dif ferential 1 F 0 6 C TIME OPENING 1 x 30 seconds 30 seconds TIME OFF 95 seconds TOTAL CYCLE TIME 125 seconds e When the room temperature rises to temperature set point dif ferential 2 F 1 2 C TIME OPENING 2 x 30 seconds 60 seconds TIME OFF 65 seconds TOTAL CYCLE TIME 125 seconds e When the room temperature rises to temperature set point dif ferential 3 F 1 8 C TIME OPENING 3 x 30 seconds 90 seconds TIME OFF 35 seconds TOTAL CYCLE TIME 125 seconds CWS T 11HA rev 03 27 e When the room temperature rises to temperature set point dif ferential 4 F 2 2 C the time off is below 10 seconds The cur tains therefore begin to open continuously TIME OPENING 4 x 30 seconds 120 seconds TIME OFF 5 seconds TOTAL CYCLE T
19. e stage 2 fans heating units or misting units are on Temperature curve pilot light Turn on when the temperature curve is activated Defective probe pilot light Turn on when a probe is defective Alarm pilot light Turns on when the alarm is activated Locked parameter pilot light Turns on when the parameters are locked Parameter selection knob Used to select a parameter Push button Used to access the various adjustments Adjustment knob Used to adjust the value of a selected parameter CWS T 11HA rev 03 7 13 Internal switches Used to set the operationg modes as described in the table below DESCRIPTION T OPERATING MODE 1 ON Locked parameters OFF Unlocked parameters 55 ms ON Probe 2 activated 3 FIDE ms cu Probe 2 deactivated ON Probe 3 activated 4 icd 5 Probe 3 deactivated ON Probe 4 activated Probe 4 TS Probe 4 deactivated Stage 2 used for heating 6 OFF 8 OFF Stage 2 used for cooling 6 OFF 8 ON Stage 2 used for misting Curtain ON Progressive mode Compensation OFF Normal mode Heat cool mist option 8 CWS T 11HA rev 03 RE INSTALLATION 58 2 Mounting Instructions Remove the four screws in the front cover and lift the cover Remove the black caps located on the three mounting holes Mount the enclosure to the wall using three screws Be sure the electrical knockouts are at the bottom of the enclosure in ord
20. er to prevent water from entering the controller Insert the screws into the mounting holes and tighten Fasten the black caps onto the mounting holes Connections To connect the controller refer to the wiring diagram enclosed with this user s manual B Set the voltage switch to the p ege switch appropriate line voltage f a bi B Route the cables through the electrical knockouts provided at the bottom of the enclosure Do not make additional holes in the enclosure particularly onthe side of the enclosure when using a computer communication module O Inside of the enclosure CWS T 11HA rev 03 9 B If stage 2 is used for heating it may be necessary to install a transformer in order to supply the correct voltage to the heating units CONCERNING THE ALARM CONNECTION There are two types of alarms in the industry 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 in the wiring diagram For an alarm of the second type use the NC terminal ALL WIRING MUST BE DONE BY AN AUTHORIZED ELEC AN TRICIAN AND MUST COMPLY WITH APPLICABLE CODES LAWS AND REGULATIONS BE SURE POWER IS OFF BEFORE DOING ANY WIRING TO AVOID ELECTRICAL SHOCK AND EQUIPMENT DAMAGE Temperature Probes Thecontrolleris supplied with one temperature probe conne
21. he room temperature is greater than temperature set point offset differential point 6 the heating units are off When the room temperature falls to temperature set point offset differential point 6 the heating units turn on NOTE Heating units do not operate with the timer CWS T 11HA rev 03 33 FIGURE 3 HEATING UNIT OPERATION DIAGRAM Figure 3 a Room Temperature Rises HEATING UNIT OPERATION ON TIME OFF TIME ON S ROOM d TEMPERATURE OFFSET TEMPERATURE SET POINT Figure 3 b Room Temperature Falls HEATING UNIT OPERATION ON TIME OFF TIME ROOM gt TEMPERATURE lt DIFFERENTIAL OFFSET j TEMPERATURE SET POINT 34 CWS T 11HA rev 03 ADJUSTING THE HEATING PARAMETERS ADJUSTING THE HEATING DIFFERENTIAL Set the parameter selection knob to STAGE 2 DIFFERENTIAL The current heating differential appears flashing on the display Using the adjustment knob adjust the differential to the desired value ADJUSTING THE HEATING OFFSET The heating offset is the number of degrees below the set point at which the heating units turn off The heating offset can provide sub stantial energy savings if correctly adjusted according to the outside temperature When the heating offset is disabled it can only be set to a positive value When enabled it can be adjusted to a positive or negative value A negative value lets the heating un
22. its operate at ambient temperatures greater than the set point Enabling Disabling the Heating Offset M Set the selection knob to STAGE 2 OFFSET The current offset value flashes on the display B Press the push button The status of the offset is displayed i e ON OFF Turn the adjustment knob one knotch to the right to en able the offset the display flashes ON or one knotch to the left to disable the offset the display flashes OFF CWS T 11HA rev 03 35 ADJUSTING THE HEATING OFFSET Setthe parameter selection knob to STAGE 2 OFFSET The current heating offset appears flashing on the display Using the adjustment knob adjust the offset to the desired value ED MIST COOLING MODE DESCRIPTION OF OPERATION 1 7 Refer to figure 4 on next page If the room temperature rises Figure 4 a When the room temperature is less than temperature set point offset differential point 7 the misting units are turned off When the room temperature rises to temperature set point offset differential point 7 the misting units operate according to the mist timer If the room temperature falls Figure 4 b e When the room temperature is greater than temperature set point offset point 8 the misting units operate according to the mist timer When the room temperature falls to temperature set point offset point 8 the misting units are turned off 36 CWS T 11HA rev 03 FIGURE 4 M
23. nd off times are in minutes 38 CWS T 11HA rev 03 ALARM OFFSET HIGH LOW High Temperature Alarm The controller activates the alarm when the room temperature rises to temperature set point high offset ADJUSTING THE HIGH OFFSET Set the parameter selection knob to ALARM OFFSET HIGH The current high offset appears flashing on the display Using the adjustment knob adjust the high offset to the desired value Low Temperature Alarm The controller activates the alarm when the room temperature falls to temperature set point low offset ADJUSTING THE LOW OFFSET Set the parameter selection knob to ALARM OFFSET LOW The current low offset appears flashing on the display Using the adjustment knob adjust the low offset to the desired value CWS T 11HA rev 03 39 POWER FAILURE SUPPLY CIRCUIT FAULT OR FAIL URE OF ALL PROBES The controller activates the alarm in the event of a power failure a fault in the supply circuit or a failure in all probes Manual Operation C2 TEMPERATURE CURVE TIMER MANUAL MANUAL Manual operation allows you to interrupt the operation of the curtains When the parameter selection knob is set to MANUAL OPERATION the curtains do not operate When the parameter selection knob is set to any position other than MANUAL OPERATION the curtains operate according to the parameter settings Manually Operating the Curtains B Setthe selection knob
24. ostat as well as an independent failure alarm system and a curtain drop or manual winch Fuses at the input and outputs ofthe controller adequately protect its circuitry in the case of an overload or overvoltage However we recommend installing an additional protection device on the supply circuit as well as an external relay on stage 2 to prolong the life of the controller To avoid exposing the controller to harmful gases or excessive humidity it is preferable to install itin a corridor The room temperature where the controller is located MUST ALWAYS REMAIN BETWEEN 0 AND 40 C 32 AND 104 F DO NOT SPRAY WATER ON THE CONTROLLER CWS T 11HA rev 03 5 LOCATION OF THE CONTROLS Ill JU oss e e e e PROBE DEFECT e e e MODEL CWS T 11HA Internal circuit L ll 006 8 89 S t L gt 11111117 NO 6 CWS T 11HA rev 03 G Digital display Displays temperatures and other parameters shown around the parameter selection knob Opening pilot light Turns on when the curtains are opening Closing pilot light Turns on when the curtains are closing Stage 2 pilot light Turns on when th
25. rly plugged into the power supply board The display All the probes Replace the probes shows P and connected to the the defective controller are probe pilot light defective is on The defective A room probe is Replace the probe Refer to probe pilot light defective defective probes is on 42 CWS T 11HA rev 03 PROBLEM The display shows sudden variations in the ambient temperature The fans or heating units are not running A variation in resistance is induced on a probe There is electrical noise near a probe cable The wiring is incorrect The stage 2 fuse is open The display board interconnect cable is not properly plugged into the power supply board SOLUTION Be sure the probes are dry Locate them away from drafts and sources of radiant heating Isolate the probe cables from all high voltage sources Do not route probe cables and other power cables through the same electrical knockout Do not run probe cables next to other power cables When crossing other power cables cross at 90 Correct the wiring Be sure two different lines are connected to each fan motor or heating unit line L1 modulated by the controller should be combined with another line N for 115V or L2 for 230V to activate the fan or heating unit Also be sure the stage 2 COMMON is supplied by line L1 Replace the fuse Be sure the cable is firmly plugged in CWS T 11HA rev O3 43 PROB
26. ro and TIME OFF to any value equal to or other than zero ADJUSTING THE COOLING PARAMETERS ADJUSTING THE COOLING DIFFERENTIAL B Set the parameter selection knob to STAGE 2 DIFFEREN TIAL The current cooling differential appears flashing on the display Using the adjustment knob adjust the differential to the desired value ADJUSTING THE COOLING OFFSET B Setthe parameter selection knob to STAGE 2 OFFSET The current cooling offset appears flashing on the display Using the adjustment knob adjust the offset to the desired value 32 CWS T 11HA rev 03 ADJUSTING THE COOLING TIMER B Set the parameter selection knob to STAGE 2 TIMER The word ON and the current cooling time on alternately appear flashing on the display Using the adjustment knob adjust the time on to the desired value Press the push button The word OFF and the current cooling time off alternately appear flashing on the display Using the adjustment knob adjust the time off to the desired value CAUTION On and off times are in seconds P HEATING MODE Description of operation 23 Refer to figure 3 on next page If the room temperature rises Figure 3 a When the room temperature is below temperature set point offset point 5 the heating units are on When the room temperature rises to temperature set point offset point 5 the heating units turn off If the room temperature falls Figure 3 b When t
27. tivates the probe connected to terminal 3 e Switch 5 activates the probe connected to terminal 4 FACTORY SETTING When the controller is shipped from the factory switches 3 4 and 5 are set to OFF probes are deactivated CWS T 11HA rev 03 11 Defective Probes It one or many probes are defective the defective probe pilot light turns on The average temperature measured by the probes remaining in proper condition is displayed when the parameter selection knob is set to ROOM TEMPERATURE and the controller operates according to this temperature If all the probes are defective the display shows the letter P when the parameter selection knob is set to ROOM TEMPERATURE the controller stops operating the stages and activates the alarm To identify the defective probe B Set the selection knob to ROOM TEMPERATURE The room temperature is displayed C3 M Press the push button If the probe m connected to terminal 1 and supplied with the controller is not defective PR1 Is displayed alternating with the tempera s ture measured by the probe Otherwise PH is displayed alternating with P For each additional probe connected to the controller B Press the push button once again If the probe is not defective PR is displayed where is the number of the terminal the probe is connected to alternating with the temperature measured by the probe Otherwise PR alternates with P
28. to the MANUAL position The display flashes OFF and stops the curtains after five seconds Press the push button The display flashes OPE and the curtains start opening after five seconds B Press the push button once again The display flashes CLO and the curtains start closing after five seconds M Keep pressing the push button to stop open and close the curtains in that order 40 CWS T 11HA rev 03 Locking the Parameters Locking the parameters prevents accidental or unauthorized modification ofthe parameter settings When the parameters are locked only the room set point can be modified if the temperature curve is deactivated All other settings can not be modified LOCKING UNLOCKING THE PARAMETERS B Set switch 1 to ON to lock the parameters B Set switch 1 to OFF to unlock the parameters FACTORY SETTING When the controller is shipped from the factory switch 1 is set to OFF the parameters are unlocked CWS T 11HA rev 03 41 TROUBLESHOOTING GUIDE ES PROBLEM CAUSE SOLUTION There is no The circuit breaker Reset the circuit breaker display at the service panel is off or tripped The wiring is Correct the wiring incorrect The F6 input fuse is Replace the fuse open The voltage selector Set the switch to the correct switch is in the position wrong position The display board Be sure the cable is firmly interconnect cable plugged in is not prope
29. ure curve is now deactivated Set the parameter selection knob to ROOM TEMPERATURE CWS T 11HA rev 03 ADJUSTING THE TEMPERATURE SET POINT Be sure the temperature curve is deactivated see above Set the parameter selection knob to SET POINT TEMP CURVE The current temperature set point appears flashing on the display Using the adjustment knob adjust the set point to the desired value PROGRAMMING THE TEMPERATURE CURVE NOTES e All six points of the curve must be specified If you do not need six different points repeat your last temperature set point for each unnecessary point of the curve e To reduce the risk of errors The highest possible day number is 99 You can not specify decreasing day numbers You can not specify an increasing temperature curve The temperature variation can not exceed 3 F 1 6 C per day To specify the six points of the temperature curve B Be sure the temperature curve is deactivated see above B Set the parameter selection knob to SET POINT TEMP CURVE The current temperature set point appears flashing on the display Press the push button The word OFF appears on the display indicating that the temperature curve is deactivated CWS T 11HA rev 03 21 PROGRAMMING THE TEMPERATURE CURVE CONT D Repeat the following steps for each of the six points B Press the push button once again day number preceded by the letter d appears flashing on the display

Stage 2

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