5-stage compressor racks + 2 converter outputs
Contents
1. DEFAULT value MAXIMUM Pressure Temp Pressure Temp Pressure Temp bar psi eC F bar psi EG F bar psi EG F E01 E03 5 125 5 41 02 E02 E03 75 999 99 9 150 75 999 99 9 150 0920 0 Si Oy 2 8 E02 E06 0 0 2 0 50 725 50 50 10 2 50 58 0 1 15 30 2 15 02 539 150 F01 F03 19 2755 45 113 F02 F02 F03 7 999 999 1501 5 999 9919 150 F03 0 7 10 2 50 58 0 7 10 2 50 58 F02 F06 0 0 2 0 39 725 50 50 F10 NA 50 58 28 82 4 N A 99 9 150 F11 6 42 8 i2 536 N A 20 68 P03 60 60 999 P04 60 999 999 P05 20 290 20 20 0 20 290 20 20 P06 60 60 999 P07 60 60 999 BE 20 290 20 20 0 DONE 231 20 20 P09 20 20 N A 0 0 N A 20 20 111 E2008 20 20 20 0 20 290 20 20 505 0 290 20 20 0 20 290 20 20 BOSE 0 7 102 50 58 0 0 40 40 75 2 999 999 150 A04 0 1 1 5 0 1 0 1 1 10 1 1 20 290 20 20 BUE 0 7 102 50 58 2008 250 5 113 75 1 999 939 150 A06 0 1 1 3 0 1 0 1 1 10 1 1 20 290 20 20 24 c 1454H502 Ed 01 10 Technical specifications uos PPP 90 240V 50 60 Hz aximum voltage in the SELV circuits naana eee tebe ene teen ees 20V Inc se cc a i ag a mc 9 mg 2 analog inputs 6 digital inputs RelaySR1tOR4 0 eee een EN60730 1 5 4 A 250 V SPST RelaVRo eee e EGG G GR GE GORGE ee RE RPG s EN60730 1 5 4 A 250 V SPDT MN CU EN60730 1 100 0002. The second group specifies the function assigned to each relay depending on the INI option selected Relays Relays R1 to R5 OUTPUTS Function assigned to each relay depending on the INI option selected The third group specifies the function assigned to each digital input depending on the INI option selected Inputs Inputs 11 to 16 a EVAR CII T VAR F Le TVAR C1 T VAR F LP H P VAR C1 TC3 T VAR F LP H P TVARCI T VAR F IP H P Function assigned to each input depending on the INI option selected 4 2 Legend 2 O Compressors without inverter dl Number of stages per compressor EMT Compressor with inverter P dh 96 Fans without inverter Fans with inverter E FUNCTION OF THE OUTPUTS CV RUN inverter output compressor ee eus Output stages 1 2 and 3 of compressor x FV RUN inverter output fans Vx Output fan without inverter Cx Output compressors without inverter AL Alarm output FUNCTION OF THE INPUTS T VAR C1 Thermal input frequency inverter compressor T Vx Thermal input fan T VAR F Thermal input frequency inverter fans H P Input high pressure switch T Cx Thermal input compressor Input low pressure switch x Compressor or fan no a b c Compressor stages c 1454H502 Ed 01 WIZARD table t OUTPUTS INPUTS ail al aee ae Ts e E TE AL rc s T um
3. Thermal alarm inputs 1 to 5 Activates alarm relay and stops the output associated to the relevant hermal P 16 Severe external alarm activated due to digital input 15 or l6 According to parameters 107 and 108 Activates alarm relay and stops compressors and fans P 16 Low pressure alarm due to digital input I5 or I6 According to parameters 107 and 108 Activates alarm compressors and fans P 15 oO ay and stops High pressure alarm due to digital input 15 or 16 According to parameters 107 and 108 Activates alarm relay stops compressors and activates fans P 15 Regulation remotely stopped due to digital input I5 or 16 all stages compressors are disconnected According to parameters 107 and 08 Does not activate alarm relay P 17 Pump down detained due to time According to parameter E09 Does not activate alarm relay P 16 C 1454H502 Ed 01 4 Inicio r pido The unit has a wizard that configures the unit s parameters and assigns the input and output functions according to the installation type chosen When connecting the power supply for the first time the Configuration Wizard will start displaying the message INI on screen Follow the 4 steps detailed below and the unit will be ready to operate By using keys a and w select the most suitable option according to the installation type in accordance with the WIZARD table on pag
4. Ed 01 6 Location of the probes 6 1 Proportional mode WITHOUT FREQUENCY CONVERTER The controller activates red line or deactivates green line the different stages compressors available in a linear manner depending on the reading obtained in probe 1 until the Set Point E01 is reached again as shown in the following figure E01 Direct Inverse E01 1 operation 607 0 operation CO721 stage compressor 4 ON stage compressor 3 ON Stage compressor 2 ON Stages Compressors stage compressor 1 ON Pressure in Probe 1 n em Bandwidth E06 i Bandwidth E06 n Number of stages compressors available WITH FREQUENCY CONVERTER If there is a frequency converter the frequency converter modulates the power of compressor 1 between 0 and 100 blue zone If demand increases the following compressor or stage without converter is added again modulating the power of compressor 1 using the converter and so on This method allows modulating the total power available using just one frequency converter Direct Inverse E01 Operation CO7 0 operation C07 1 01 Total power applied Pressure in Probe 1 n Bandwidth E06 i Bandwidth E06 n Number of stages compressors available In both cases the delays t01 to t04 must be accounted for 10 c 1454H502 Ed 01 6 2 Neutral zone mode WITHOUT FREQUENCY CONVERTER In this mode a neutral zo
5. TVAR BO C 1454H502 Ed 01 INPUTS OUTPUTS R1 R2 m 12 13 4 15 16 34 V 1 TUM H P EN 2 A TV V2 H P EN 3 v2 v3 A T H P 37 4 v v2 V3 TV V2 3 4 H P 38 5 v v2 v3 V4 vs ri rv2 T5 O 1 e Wi FC TV H P 40 1 2 a vi V2 AJ rc H P EN 3 c v v2 ALY Tv H P 42 1 4 c vi v2 MIO T2 3 EN 2 C1 Cla Vi ALY H P 44 2 2 C1 Cla V2 V1 H P EN 3 1 Cla Vi V2 V3 TV H P 46 3 C1 Cla Cib Vi TC V H P 2 retta eio i agent 38V 382 H P 48 4 C1 Cla Clb Cic V C V H P 49 2 cx EE H P 50 2 2 c Qvi v2 rc C2 TP H P EN 2 3 a 2 v2 3 TV TV2 EH 2 2 C1 Cla C2 Qa V C C2 H P EN Cl Wa Eum EE H P 54 3 2 ca 02 v2 C2 TV1 2 EN 4 EE Qi 96 EN 0 CV AL TVARCT H P 5 0 2 vi v2 AL TVAR C1 Tv1 H P 5 0 3 CV Vi V2 V3 AL TVARCI TV TV2 T3 H P 59 0 4 cV Vi v2 V4 EVAR C1 TV2 3 T4 o 1 1 c ALJTVARC H P 6 1 1 2 Cc CQ V2 AL EVAR C1 TV T2 H P ER 3 CV v V3 m
6. and the variation in the set point per digital input being activated at the same time the variation in the set point per digital input will always prevail 21 c 1454H502 Ed 01 Level 1 TIMING CONFIGURATION 139 o i t01 Minimum operation time for a compressor sec x10 999 t02 Minimum disconnection time for a compressor sec x10 2 999 t03 Delay time between the compressor start up stage and the next one sec 30 999 t04 Delay time between the compressor stop stage and the next one sec 10 999 t05 Minimum operation time for a fan sec x10 1 999 t06 Minimum disconnection time for a fan sec x10 1 999 t07 Delay time between the fan start up and the next one sec 2 999 t08 Delay time between the fan stop and the next one sec 2 999 EP Output to level 1 Level 1 CONFIGURATION OF PROTECTIONS AND ALARMS E o NENNEN A01 Number of active compressor stages with error in probe 1 Without inverter 0 C05 C05 A02 Number of active fans or inverter with error in probe 2 With inverter 0 100 100 A03 Low pressure alarm in probe 1 bar 0 7 0 75 A04 Low pressure alarm differential bar 0 1 1 0 20 A05 High pressure alarm in probe 2 bar 0 7 20 75 A06 High pressure alarm differential bar 0 1 1 0 20 A07 Alarm delay after reaching the value seg 0 60 999 A08 Delay of temperature alarms in the start up seg 0 0 255 High pressure alarm limit per digital input per hour without
7. me 2 1 2 a ca ALY rc LP HP EIE SS Sms um pm 4 1 4 Ca Cb Cic AL LP H P HN ell ie C2 up MM Wo 1 C1 Cla C2 Qa FC 2 LR HP mH Ci e All we ae ERE 8 4 c1 CQ G 4 ALY rc C2 FG LR HP 5 2 8 E 2 HP Qi UN ALI TVARCI ie E CV Q A rnc re LP H P dH 7 CV Q Qa Aj raec i rQ EN CV CQ Qa Qb A rvgeci LR HP N CV C Ca 20 Cx rvawci FC2 EBENE HN 7 C2 G Tr FG LP HP W 2 CV C2 Qa G C3afTVAR C1 TG LP HP E 3 CV CQ G C4 AL TVAR C1 LP HP EH CV C2 G C4 c rvgwci HP 9 ae m AL TVARF H P es EN ZEE AL TC TVARF H P EN 7 A c carm gu pe EN 5 v Cla CIb FV rc TVARF H P EN 4 V c Cla cb cic rv TCI T VAR F H P EN EREVAIKE EE C2 TVARF H P EN 2 2 A c Cla Q Qa FV C2 TVAR F H P 26 3 EE e fy NES C2 TVAR I UN 4 A a oco da FV rc C2 TVAR EE Oraiti EN 1 4 Gy iy AL TVAR C1 T VAR F H P 29 1 1 e mw AL TVAR C1 TQ TVARF H P 3 1 2 1 Q Qe FV AL JT VAR C1 H P EN 3 C2 Qa Qb FV TVARCI TVARF H P EN 1 0 FV ALITVARCI TO 7G vr ERN H P EN 3 1 A icv 2G 4 mw rvneci
8. operates at its maximum capacity and if said limit is exceeded more stages compressors are added in accordance with the interval defined in t02 until returning to the neutral zone Near the lower limit the compressor operates at its minimum capacity and if said limit is exceeded it stops The rest of the stages compressors will stop in accordance with the interval programmed in t01 until re entering the neutral zone upon which compressor 1 activates again at its minimum capacity Pres Temp Probe 1 Upper limit ROME SP E06 WM 4 ZONE Lowerlimit 0 96 SP E06 OFF R1 OFF Example with the type of compressor rotation configured as sequential E04 1 6 3 Pump Down It is only available if the type of operation is direct CO7 0 When the pressure reaches the Set Point value E01 in probe 1 the last stage compressor remaining in operation does not stop it continues to reduce the pressure until reaching the value configured in parameter E08 In the event of a failure if the value of E08 is not reached the controller will stop the compressor once the security interval defined in E09 has passed displaying the message PdA an informative message that does not affect the unit s operation For this function to be active the parameter E08 must be configured below the Set Point E01 1454H502 Ed 01 7 Fan control 7 1 Propo
9. 06 C08 and C09 are read only parameters editable using the INI wizard only Level 1 INSTALLATION CONFIGURATION En Outs in et co Total number of compressors with or without inverter Level 2 C02 Number of stages per compressor c03 arity ofthe capacity reduction contact 0 Active when closing the contact 1 Active when opening the contact C04 Compressor 1 with frequency inverter O2 No 12 Yes 05 Total number of fans 1 inverter only is considered with inverter C06 Fan control type O ON OFF 1 Frequency inverter C07 Operation type O Direct 1 Inverse 0 0 1 Refrigerant gas type 0 R134a 1 R404a 2 R717a 3 R22 4 R410a 5 R507a 6 R744 7 R407a 8 R407f 9 R1234y 10 R448a 11 R449a 12 R450a Display units Primary Secondary O bar C 1 psi F 2 psi C 3 bar F 4 C bar 5 F psi 6 C psi 7 F bar C10 Frequency inverter output type 0 4 20 mA 1 0 10V 0 0 1 cos C09 Inl This indicates the configuration selected in the wizard read only EP Output to level 1 Level 1 EVAPORATION CONFIGURATION 5 Descent in Deh re E01 Pressure evaporation temperature set point bar E03 5 E02 E02 Evaporation set point upper limit It cannot be set above this limit bar E03 75 75 E03 Evaporation set point lower limit It cannot be set below this limit bar 0 7 0 7 E02 04 Compressor rotation type O Balancing depending on the operation time 0 0 1 1 Sequential the last in is the first out E05 Compressor control
10. C 1454H502 Ed 01 AKO 14545 AKO 14545 C 5 stage compressor racks 2 converter outputs User Manual Contents c 1454H502 Ed 01 1 Precautions 2 Versions and part numbers 3 Description 3 1 Keypad functions 3 2 Display messages 4 1 WIZARD 4 2 4 3 5 Wiring 6 Location 6 1 6 2 6 3 7 Fan control 7 1 7 2 7 3 7 4 Al 7 5 Rem 8 Connectivity 9 Parameter se 9 1 Prog 9 2 Parameters OOo CONN UI 9 3 Limits and default values of the pressure and temperature parameters according to units 24 10 Technical specifications 10 1 Dimensions 102 e E AKO Electromec nica thanks and congratulates you for purchasing our product in whose development and manufacture the most innovative technology has been used as well as strict production and quality control processes Our commitment to satisfy our customers and our continuous efforts to improve every day can be seen in the various quality certifi cations we have obtained his is a high performance high technology product The operation and fina ning installation configuration and commissioning Read this manual carefu Only qualified personnel should install or perform technical assistance on thi of its operation in any use not for
11. akca NE 68 1 2 PCV C2 Qa vi A TVAR C1 H P EN 2 ev C2 Ca v reeci 2 H P 6 1 3 CV Q Qa Qb Vi TVARCI TVE H P EN wv 9 v ALP EVARCI H P 6 2 1 2 FC G vi v2 EVAR C1 TO TG TV1 ER 5 CV C2 C3 avia r2 TG Ml In the case of floating condensation 08 1 the highlighted inputs are configured as inputs for the ambient temperature probe 1454H502 Ed 01 5 Wiring The function of each relay output or digital input depends on the option chosen in the INI wizard See page 5 d NTC m8 0 10V 5Ko 4 20 mA lt 5000 M C10 S3 F08 1 Im 15 16 17 18 19 5 m 38 S S ls H 8m Modbus Zo no 2 c eoo 4 20 mA el 15 16 17 18 19 AKO 14545 90 60 Hz i38 S SJISt AKO 14545 c 22 224 2 22 o 5v S1 ioca 14 15 16 17 18 19 13 S S S t S288 2 wow UN etm mem ms v Control of compressor inverter an inverter ET II S1 Aspiration probe S2 Discharge probe Probes S1 and S2 must be the same type NTC hey will be active depending on the INI value selected Location of the probes 1454H502
12. e 7 and press SET The wizard configures the 4 equipment parameters and assigns the input and output functions according to the installation type chosen Select the refrigerant gas type used from amongst the following options O R134a 1 R404a 2 R717a 3zR22 4 R4A10a 5zR507a 6 R744 7 R407a 8 R407f 9 R1234y 10 R448a 11 R449a 12 R450a a Select the primary and secondary display units from amongst the following options O bar C 1 psi F 2 psi C 3 bar F 4 C bar 5 F psi 6 C psi 7 F bar Configure the rest of the parameters to their default value 0 the configuration is kept for all the parameters except for 01 02 C04 C05 C06 C08 and C09 1 Yes all the parameters are configured to their default value see parameters table This option does not affect parameters C01 C02 C04 C05 C06 C08 and C09 es S EB In order to start the wizard again disconnect the unit s power supply reconnect it and during the subsequent 8 seconds press the key sequence w SET 4 1 WIZARD table description The WIZARD annex table is divided into 3 groups of columns The first group describes the different types of installation no of compressors and fans whether they have a converter etc associated to their INI option Installation Compressors with Stages by compressor inverter Compressors without Fans without inverter inverter INI C 1454H502 Ed 01
13. eseen in the manual and is not responsib ration installation or commissioning t is the responsibility of the installer and the customer to comply with and installations incorporating our products AKO Electromec nica is not respons gulations Follow strictly the instructions given in this manual performance of the equipment depend on proper plan lly before installation and always follow its instructions s product his product is designed to be used in the applications described in the product manual AKO Electromec nica gives no guarantee e for any damage resulting from improper use configu ensure others comply with all regulations applicable to ible for any damage caused by non compliance with re maximise the service life of our equipment these recommendations shou Do not expose electronic equipment to dust dirt water rain stances of any sort d be followed humidity high temperatures chemicals or corrosive sub Do not submit the equipment to blows or vibrations nor try to manipulate it differently from shown in the manual Never exceed the specifications and limitations indicated in the manual Always respect the specified ambient working and storage conditions During and after installation avoid leaving loose broken unprotected or damaged wiring since they might constitu te a risk for the equipment and its users AKO Electromec nica reserves the right to make any non metrology modi
14. fication to the documentation or the equipment without previous notice C 1454H502 Ed 01 1 Precautions Using the equipment without following the manufacturer s instructions may affect the device s safety requirements The unit must be installed in a location protected from vibrations water and corrosive gases where the ambient temperature does not exceed that shown in the technical data To ensure a correct reading the probe must be located away from external effects The power supply circuit must be provided with a main switch rated at least 2 A 230 V located close to the equipment The cables will enter through the back and should be type HOSVV F or HOSV K The gauge will depend on local regulations but should in no case be less than 1 mm The wiring cables for the contact relays must have a section of 2 5mm 2 Versions and part numbers EHE POWER SUPPLY 5 es ANALOGUE OUTPUTS RELAYS COMMUNICATION AKO 14545 90240 V 2x0 5V 4 20 mA NTC d 2 x 0 10 V 4 20 mA 1xNTC inverter controls AKO 14545 C 90240V 2x0 5V 4 20 mA NTC pos 2 x 0 10 V 4 20 mA YES 1xNTC inverter controls 3 Description Active relay Display indicators The display shows the pressure value The display shows the temperature value Program Mode 3 1 Keypad functions esc In the programming menu exit without saving parameter return to previous level or exit programming ser By pressing t
15. his key for 1 second the probe display units change according to parameter C09 Pressing for 10 seconds goes to the programming menu nthe programming menu go to the level displayed or accept the new value while setting a parameter a By pressing this key for 1 second probe 2 is displayed for 5 seconds or probe 1 according to parameter _ P02 By pressing a second time the probe ambient temperature value will be shown only if 107 or 108 3 n the programming menu allows you to scroll through the various levels or during the setting of a parameter to change the value q Pressing this key returns the unit to its standard operation after an alarm which requires a reset the causes which triggered the alarm must have disappeared n programming menu allows you to scroll through the various levels or during the setting of a parameter to change the value 41 1454H502 Ed 01 3 2 Display messages Flashing 0 Access code Password request You must enter the access code configured on L5 to execute the requested unction P 23 Probe 1 2 or 3 faulty open circuit crossover or temperature outside the probe limits NTC 50 To 99 C PTC 50 To 150 C Activates alarm relay Gy ock battery discharged or clock deprogrammed Activates alarm relay P 16 Low pressure alarm due to probe 1 Activates alarm relay P 16 High pressure alarm due to probe 2 Activates alarm relay P 16
16. lay activates if available This alarm differential is established in parameter A04 f the reading in probe 1 reaches the value set for parameter A05 the message ALH High pressure is displayed on screen and the alarm relay activates if available This alarm differential is established in parameter A06 When the readings return to their normal values the alarm relay deactivates but the X indicator remains on until he w key is pressed PROTECTION ALARMS f one of the thermal protections goes off digital inputs 11 to I5 according to the configuration he message At1 is displayed on screen At5 the associated element compressor or fan stops and the alarm relay activates if available Once the protection is reset the installation returns to its standard operation but the alarm relay remains activated until the w key is pressed SEVERE EXTERNALALARM When the digital input configured as a severe external alarm 107 or 108 4 is activated the screen displays the message AES the compressors and fans stop and the alarm relay activates Once the cause that triggered the alarm disappears the installation returns to its standard operation but the indicator remains activated until the w key is pressed PROBE 1 2 or 3 ERROR If an error occurs in probes 1 2 or 3 disconnection cross over or probe out of range the screen displays the messages E1 E2 or E3 respectively the alarm relay activates and the compressors and fans go on t
17. manual reset A09 If 107 or 108 1 0 deactivated Once the limit has been exceeded a manual reset will 0 0 255 be required for each new alarm EP Outputto level 1 Level 1 DATE AND TIME CONFIGURATION mi o EEE r01 Hour 00 r02 Minutes 00 00 59 r03 Day 1l 1 31 r04 Month 1 1 12 r05 Year 00 15 99 EP Outputto level 1 The number of stages depends on the configuration selected in the wizard 22 Level 1 ACCESS AND INFORMATION CONTROL Level 2 P5 Address for units with communication rc 5 Access code Password PU Programme version Pr Programme revision C 1454H502 Ed 01 oe 255 0 0 999 Level 1 OPERATION TIMES N E a 1 This shows the operation time for the compressor or fan 1 c2 This shows the operation time for the compressor or fan 2 c3 This shows the operation time for the compressor or fan 3 c4 This shows the operation time for the compressor or fan 4 c5 This shows the operation time for the compressor or fan 5 Programming output horas x10 horas x10 horas x10 horas x10 horas x10 999 999 E 5 999 999 999 23 1454H502 Ed 01 9 3 Limits and default values of the pressure and temperature parameters according to units The following table shows the default values and the limits of the pressure and temperature parameters according to the display units defined by parameter C09 during quick start see page 5
18. nce increases the energy performance of the installation i This mode is only valid if the fans of the condenser are controlled with or without a frequency converter 7 4 Alarms IMPORTANT The alarms that cause compressors and fans to stop will do so in a sequential manner with a delay of 5 seconds between stops LOW AND HIGH PRESSURE ALARM DUETO DIGITAL INPUT When the digital input 15 or l6 is activated the message High or LPA Low is shown on screen the alarm relay is activated if available and the compressors are stopped f the alarm is due to low pressure the fans stop if it is due to high pressure the fans activate regardless of parameter F07 f the cause that triggered the alarm disappears the installation returns to its standard operation Parameter A09 defines the number of high pressure alarms allowed per hour If this value is exceeded the unit must be manually reset by pressing the w key in order for it to return to its standard operation once the cause that triggered the alarm has disappeared This requires the parameters 107 or 108 to be set to 0 or 1 When the readings return to their normal values the alarm relay deactivates but the A indicator remains on until he w key is pressed C 1454H502 Ed 01 LOW AND HIGH PRESSURE ALARM DUE TO PROBES 1 AND 2 f the reading in probe 1 reaches the value set for parameter A03 the message ALL Low pressure is displayed on screen and the alarm re
19. nd 2 in carousel P03 Value 4 mA OV according to P01 probe 1 bar 60 60 999 P04 Value 20 5 according to PO1 probe 1 bar 60 999 999 P05 Probe 1 calibration Offset bar 20 0 20 P06 Value 4 mA 0V according to P01 probe 2 bar 60 60 999 P07 Value 20 mA 5 V according to P01 probe 2 bar 60 999 999 P08 Probe 2 calibration Offset bar 20 0 20 P09 Calibration of the outside temperature probe for floating condensation 5g 20 0 20 EP Outputto level 1 Remark 1 The equivalent value in pressure is calculated depending on the refrigerant gas specified in the wizard 20 c 1454H502 Ed 01 Level 1 DIGITAL INPUT CONFIGURATION 5 N See 101 arity digital input 1 thermal stage 1 O Activates on closing conta 1 Activates on opening contac Polarity digital input 2 thermal stage 2 O Activates on closing contact 102 0 0 1 Activates on opening contac Polarity digital input 3 thermal stage 3 0 Activates on closing contact 103 h 0 0 1 Activates on opening contac Polarity digital input 4 thermal stage 4 O Activates on closing contact 104 0 0 1 Activates on opening contac Polarity digital input 5 0 Activates on closing contact 105 0 0 1 Activates on opening conta Polarity digital input 6 0 Activates on closing contact 106 0 0 1 Activates on opening contac Digital input 5 function O Low pressure ala
20. ne is defined whose lower limit is the Set Point minus the bandwidth and whose upper limit is the Set Point plus the bandwidth While the reading of probe 1 remains in that zone no stages or compressors are connected or disconnected SP E06 M Upper limit SP EMIL e ZONES LL i SP E06 Lower limit If the upper limit is exceeded the controller activates the different stages compressors separated by the interval defined in parameter t03 red line until returning to the neutral zone If the lower limit is exceeded the controller deactivates the different stages compressors separated by the interval defined in parameter t04 green line until returning to the neutral zone E01 Direct t04 t04 Inverse E01 operation C07 0 gt 7 7 operation C07 1 X EE AE E a mec E stage compressor 4 ON i i i 1 1 mc stage compressor 3 ON o0 SE B stage compressor 2 ON KE VU zs stage compressor 1 ON Pressure in Probe 1 t03 t03 In order to deactivate a stage compressor the interval t01 must have passed and interval t02 defines the minimum interval between starts of the same stage compressor C 1454H502 Ed 01 WITH FREQUENCY CONVERTER Operation is the same as in the previous point but modulating the power of compressor 1 with the converter while it remains in the neutral zone using a PID control Near the upper limit the compressor
21. o operate according to parameters A01 and A02 Once the cause that triggered the alarm disappears the installation returns to its standard operation but the A indicator remains activated until the w key is pressed DEPROGRAMMED CLOCK ALARM If the unit remains without electrical supply for a period longer than 6 hours or upon its first start up the screen displays the message Ar indicating that the internal clock is deprogrammed The unit will continue its standard operation but if the energy save mode has been activated it will not start In order to set the date and time again adjust parameters 01 to r05 Activates the alarm relay PUMP DOWN ALARM STOPPED DUE TO TIME If during pump down the maximum interval configured in E09 passes before the stop value specified by E08 is reached the last stage will stop and the message PdA will be displayed Does not activate the alarm relay c 1454H502 Ed 01 Alarm delay These delays prevent the display of specific alarms while allowing the unit to recover normal operation after certain events Delays in start up A08 Delays the activation of the alarms upon receiving power supply start up or after a fault in the power supply This allows starting up the installation avoiding constant alarm statuses Alarm delay A07 It delays the activation of the high and low pressure alarms A03 and A05 from the time that the programmed values are reached Turn on delay time
22. o the needs of their installation 9 1 Programming Menu It allows changing the unit s operating parameters To access the programming menu press the SET button for 10 seconds or until the PRG appears on the screen C 1454H502 Ed 01 IMPORTANT If the password function has been configured the system will demand entering the password programmed in L5 If the entered password is not correct the unit will go back to showing the temperature After 20 seconds with no key being pressed the equipment will return to the previous level If you are on level 3 the changes will not be saved 1 OUT OF i PROGRAMMING PROGRAMMING 20 r 20 sec 1 Temperature i Indication i 1 Level 1 Menus PRE L OK Level 2 Parameters TA Zu L LI Change parameters av OK Level 3 Values e E E D ES Cc er S o bec vo o g A fo s v o e Change value A cw LUJ c 1454H502 Ed 01 9 2 Parameters The unit s operation parameters are organized into groups or families according to their function The Def column shows factory set default parameters The pressure values featured on the table are expressed in bar and those for temperature in C If the wizard meanwhile selects another set of units parameter C09 the unit will make the conversion automatically IMPORTANT C01 C02 C04 C05 C
23. of alarms due to digital input 5 109 It delays the activation of activated alarms due to digital input 5 The type of alarm to be activated depends on the configuration of parameter 107 It does not take effect if parameter 107 is set to 2 Thermal alarm Turn on delay time of alarms due to digital input 6 110 It delays the activation of activated alarms due to digital input 6 The type of alarm to be activated depends on the configuration of parameter 108 It does not take effect if parameter 108 is set to 2 Thermal alarm 7 5 Remote disconnection This function allows stopping starting regulation with an external signal via the digital input 5 or 6 The digital input 5 or 6 must be configured as a remote disconnection 107 or 108 5 When stopping or starting regulation the compressors stages and fans will stop or start in accordance with the timings set in parameters t01 to t08 8 Connectivity The AKO 14545 C model has a port for connection of R 485 MODBUS data that allows remotely managing them using a PC with the AKONet software or an AKO 501 1 server A different address must be assigned to each unit on the same network This address is defined by parameter P5 PC 80039 AKO 14545 C for 17 9 Parameter setup Through the programming menu users can set different parameters to adjust the operation of the controller t
24. operations MM EUMD PESE NTC AKO 149xx OO OCUOX lab 4 20mA E EN 0 5V ratiometric easuringrange 50 0 C to 99 9 C 58 0 F to 211 F 4 20 A7 0 5M o t eo 60to 999 Resolution NTC ssssssssssss RR IRR eee 0 1 9C 0 1 F 4720 mA 0 5V 99 910 99 9 re RRRERERRERERERTRYTEREERERERYRPERRKRERPRT2S 0 1 A ea mala crane mate enters 1 Working environment sssssssssssss Ie 10to 50 C moisture 90 96 Storage environ eb te tt ttt ttes 30 to 70 C moisture 90 96 Protection degree of the front part 2 ened teen ete nee IP65 qome EPE EES Panel mounting with anchors Panel cavity dimensions iss ks ERRERERRRRERRRRERRRGERRRGERRETRAERPRITETYIGEYS 71x29mm FIOM EDEN TISIORIS UU 79x38mm Pup 61mm CONNECTIONS te Terminal to screw for cables with a section of up to 2 5 mm Control device classification Built in assembly with Type 1 B automatic operation action feature for use in clean situations ogical support Software class A and continuous operation Degree of contamination 2 acc to UNE EN 60730 1 Double power input insulation secondary circuit and relay output Rated pulse voltage seem Un UR UC UR LAUR OA UR RE t A 2500V P
25. ressure ball test temperature Accessible parts iiissiissssssssssss eR 75 C Parts that position active elements 0 00 000 cece eee eee eee 125 C Voltage and current declared by the EMC tests 2 00 e 207V 17 mA Radio interference suppression test Greni sesse esai eee me 270 mA 25 c 1454H502 Ed 01 10 1 Dimensions 38 mm 028 e 7 1 mm 60 4 mm 79 mm 26 c 1454H502 Ed 01 AKO ELECTROMEC NICA S A L Avda Roquetes 30 38 08812 Sant Pere de Ribes Barcelona Spain Tel 34 902 333 145 Fax 34 938 934 054 www ako com We reserve the right to supply materials that might vary slightly to those described in our Technical Sheets Updated information is available on our website 351454502 REV 00 2015
26. rm 1 High pressure alarm 107 2 Thermal stage alarm 5 3 Ambient temperature probe 4 External alarm 0 0 6 5 Remote disconnection ON OFF 6 Variation in the aspiration set point E01 see remark 2 Digital input 6 function O Low pressure alarm 1 High pressure alarm 108 2 Thermal stage alarm 5 3 Ambient temperature probe 4 External alarm 0 1 6 5 Remote disconnection ON OFF 6 Variation in the aspiration set point E01 see remark 2 109 Turn on delay time of digital input 5 not applicable if 107 2 sec 0 0 255 110 Retardo de activaci n de la entrada digital 6 No aplica si 108 2 sec 0 0 255 I1 Variation in the evaporation set point new set point E01 111 see remark 2 bar 20 0 20 112 Duration of the variation in the evaporation set point see remark 2 min 0 0 255 EP Outputtolevel 1 Level 1 ENERGY SAVING CONFIGURATION 5 ones min oet Tiar Start of energy saving Day of the week 0 Deactivated 1 Monday 2 Tuesday 501 3 Wednesday 4 Thursday 5 Friday 6 Saturday 7 Sunday 0 0 11 8 Monday to Sunday 9 Monday to Saturday 10 Monday to Friday 11 Saturday to Sunday 02 Start of the energy saving Hour see remark 2 h 0 0 23 S03 Start of the energy saving Minute see remark 2 min 0 0 59 S04 Duration of the energy saving see remark 2 h 0 0 24 Variation in the evaporation set point during energy saving E 505 E01 S05 see remark 2 bar p 20 EP Outputtolevel 1 Remark 2 In the event of the energy saving
27. rtional mode WITHOUT FREQUENCY CONVERTER The controller activates red line or deactivates green line the different fans available in a linear manner depending on the reading obtained in probe 2 until the Set Point E01 is reached again as shown in the following figure The delays t05 to t08 must be accounted for F01 Direct Inverse F01 i operation C07 0 f operation C07 1 I Fans active F06 Pressure in Probe 2 La l Bandwidth 06 i t Bandwidth F06 WITH FREQUENCY CONVERTER If there is a frequency converter the frequency converter modulates the power of the fans between 0 and 10096 F01 Direct Inverse F01 operation 607 0 operation CO7 1 AAA bee Fans at 100 X Fan power Fans at 0 Pressure in Probe 2 Bandwidth F06 Bandwidth F06 1454H502 Ed 01 7 2 Neutral zone mode WITHOUT FREQUENCY CONVERTER In this mode a neutral zone is defined whose lower limit is the Set Point minus the bandwidth and whose upper limit is the Set Point plus the bandwidth While the reading of probe 2 remains in that zone no fans are connected or disconnected o LULL noe ini sP TUM I i If the upper limit is exceeded the controller activates the different fans separated by the interval defined in parameter t07 red line until returning to the neutral zone If the lower limit is exceeded the controller deac
28. tivates the different fans separated by the interval defined in parameter t08 green line until returning to the neutral zone t08 Inverse F01 SUE operation C071 F0 Direct t08 Operation CO7 0 gt Fans ae Pressure in Probe 2 t07 t07 In order to deactivate a fan the interval t05 must have passed and interval t06 defines the minimum interval between starts of the same stage compressor C 1454H502 Ed 01 WITH FREQUENCY CONVERTER Operation is the same as in the previous point but modulating the power of the fans with the converter while it remains inthe neutral zone using a PID control Near the upper limit the fans operate at their maximum capacity and if said limit is exceeded the capacity is kept at its maximum until returning to the neutral zone Near the lower limit the fans operate at their minimum capacity and if said limit is exceeded they stop until returning tothe neutral zone upon which they activate again at their minimum capacity A Pres Temp Probe 2 Upper limit SP E06 sP E Upper limit pper limi S SP E06 m R1 OFF 7 3 Floating condensation The controller modulates the evaporation Set Point taking into account the ambient temperature requiring connecting probe 3 and the power of the compressors This type of control improves the COP the relationship between cooling power and consumed electrical energy and he
29. type O Neutral zone 1 Proportional 0 0 1 E06 Evaporation regulation bandwidth bar 0 0 2 0 50 E07 Integral time PID inverter control sec 2 5 10 E08 Stop value for pump down If C07 0 bar 0 7 0 1 E09 Maximum pump down time If CO7 0 0 deactivated sec x10 0 0 255 EP Outputto level 1 Depending on the compressor control type Proportional E01 Neutral zone E01 E06 19 1454H502 Ed 01 Level 1 CONDENSATION CONFIGURATION Lnd 5 CI oet Toar F01 Condensation pressure temperature set point bar F03 19 F02 F02 Condensation set point upper limit It cannot be set above this limit bar F03 75 75 F03 Condensation set point lower limit It cannot be set below this limit bar 0 7 0 7 F02 F04 Fan rotation type 0 Balancing depending on the operation time 0 1 1 1 Sequential the last in is the first out F05 Fan control type O Neutral zone 1 Proportional 0 0 1 F06 Condensation regulation bandwidth bar 0 0 2 0 50 F07 For fans when the compressors stop 0 No 1 Yes 0 0 1 F08 Floating condensation 0 No 1 Yes 0 0 1 F09 Integral time PID inverter control sec 2 5 10 F10 Floating condensation minimum set point value see remark 1 9C 50 28 99 9 F11 Condenser temperature delta RC 6 12 20 EP Outputtolevel 1 Level 1 PROBE CONFIGURATION LA fins P01 Probe type selection 0 4 20 mA 1 0 5 V 2 NTC Level 2 P02 Probe to be displayed O Probe 1 Aspiration 1 Probe 2 Discharge 0 0 2 2 Probes 1 a
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