Carel k.Air User Manual Download Page 9

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Introduction

k.air +030220981 rel. 1.2 - 01.12.2020

30220980_250_R01

serial probe

humiSonic

humiFog

boss

pGDE

pGDx

pLDPRO

th-TUNE

serial probe

...

Fig. 1.c

ddr.

Modbus

evices

ddr.

Modbus

evices

Supply Fan

Humisonic

Return fan

6..7

Humifog

1...4

c.PCOe

128…137

Serial Probe

μChiller

Th-Tune

Power+

Tab. 1.b

30220980_253_R01

serial probe

boss

pGNE

pGDx

serial probe

...

Fig. 1.d

Summary of Contents for k.Air

Page 1: ...NO POWER SIGNAL CABLES TOGETHER READ CAREFULLY IN THE TEXT k Air Air handling unit controller USER MANUAL k Air 030220981 ENG Up to date version available on www carel com...

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Page 3: ...lopment Consequently CAREL reser ves the right to make changes and improvements to any product described in this document without prior warning The technical specifications shown in the manual may be...

Page 4: ......

Page 5: ...ut configuration 45 8 6 Unit of measure 45 8 7 Hour counter setting for each device 46 8 8 FieldBus serial port configuration 46 8 9 Manual mode 47 8 10 Save configuration 47 9 Functions 49 9 1 Damper...

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Page 7: ...s e g if the devices are connected to a different input output or the unit has other devices and functions the software can be reconfigured on the PGDE display or using the configuration tool 1 1 Main...

Page 8: ...t recovery unit 19 Drain temperature 22 Return filter alarm 24 Auxiliary loop 3 output 19 Return damper 20 Suction pressure 23 Humidifier alarm 25 Auxiliary loop 4 output 21 Suction temperature 24 Mai...

Page 9: ...pGDE pGDx pLDPRO th TUNE serial probe 1 4 1 10 Fig 1 c Addr Modbus Devices Addr Modbus Devices 30 Supply Fan 5 Humisonic 31 Return fan 6 7 Humifog 1 4 c PCOe 128 137 Serial Probe 10 Chiller 9 Th Tune...

Page 10: ...DT011000 NTC 20T70 C DPDT010000 0 1 V 4 20 mA Fig 1 e Tab 1 c 1 3 2 NTC temperature sensor 30220980_003_R01 Fig 1 f P N Type Range NTC HP 10 k 1 25 C IP67 50 to 105 50 C air fluid NTC WF 10 k 1 25 C F...

Page 11: ...r with the k Air program mable controller allows the user to set the room temperature and humidity when the corresponding probes are available Based on the model the power supply can be chosen between...

Page 12: ...idity control and evaporative cooling humiFog combines an intelligent pu mping station with a modular distribution system equipped with special nozzles capable of maximising water atomisation and allo...

Page 13: ...nchronous half duplex RS485 Slave Optically isolated 3 pin plug in connector pitch 5 08 mm Maximum cable length 1000 m Max data rate 115200 bit s Max number of connectable devices 16 Modbus Slave E J4...

Page 14: ...assembly see the techni cal leaflets 0500016IE 0500017IE k air large k air mini c PCOe 315 70 44 110 45 30220980_011_R01 70 63 30220980_012_R01 45 110 Fig 3 a Fig 3 b pGDE th Tun 30220980_013_R01 30...

Page 15: ...escription 1 Power supply connector G G0 10 Telephone jack for terminal 1a Vdc power supply to active probes 5 VREF power supply for ratiometric probes not used 11 Plug in terminal network connector 1...

Page 16: ...ower cables reduce the path of probe cables as much as possible and avoid spiral paths that enclose power devices in the event of any malfunctions do not attempt to repair the device rather contact a...

Page 17: ...to the other electrical devices contactors and other electromechanical components inside the electrical panel 3 5 pGDE terminal connection k air mini Use the accessory cable P N S90CONN0S0 as shown in...

Page 18: ...ith k Air mini a maximum of two 4 20 mA inputs from probes powered by the controller and a maximum of four 4 20 mA inputs probes powered externally can be connected The maximum total number of inputs...

Page 19: ...c S M B d r a c s u B d l e i F Vterm GND 5VREF J24 U6 U7 U8 GND J6 ID9 ID10 ID11 ID12 IDC9 J7 ID13H ID13 IDC13 ID14 ID14H J8 J20 J19 ID15H ID15 IDC15 ID16 ID16H Y5 Y6 ID17 ID18 IDC17 U9 GND U10 GND...

Page 20: ...age free non optically isolated digital inputs In any case the inputs must be connected to a voltage free contact The maximum length of the connections is 30 m Digital inputs not opto isolated k Air m...

Page 21: ...uts for monitoring safety devices alarms device states and remote enabling signals See ma nual 0300057EN Maximum connection cable length k Air mini 10 m k Air large 30 m Important the k Air controller...

Page 22: ...G0 24 Vac Fig 3 q 3 6 3 Analogue outputs The controller provides non optically isolated 0 10 Vdc analogue outputs powered directly by the controller k Air mini and optically isolated outputs powered...

Page 23: ...e in manual 0300057EN Maximum number of digital outputs that can be connected Digital inputs k Air mini k Air large c pCOe NO NC output relay max tot 6 1 max tot 18 5 max tot 6 1 NO output relay 5 13...

Page 24: ...expansion module that can be used to increase the number of available I Os For details on mounting the c pCOe expansion cards see technical leaflet 0500059IE The k Air controller is designed to be ab...

Page 25: ...lue Enter Select quick access menu row Switch between parameter display and setting modes Confirm value and move to the next parameter Tab 4 a 4 3 Display During normal operation the display shows in...

Page 26: ...COOL MAN Cooling with manual mode active 16 REC DEFROST Defrost on heat recovery 17 DEFROST DX Defrost on direct expansion circuit 18 FROST Frost protection 19 C PROBE ERR Control probe error 20 SHUTD...

Page 27: ...andard display if there are no active alarms 2 Press Prg and enter the password 0000 User 1234 Service 5678 Manufacturer Login Insert password 0000 30220980_077_R01 Logout You are logged as Manufactur...

Page 28: ...ounting 4 6 Quick access menu The quick access menus provide instant access to unit information and settings Procedure 1 Press ESC one or more times to go to the standard display 2 Press UP DOWN to di...

Page 29: ...On Off Qb01 ON Press ENTER to change Unit On Off Qb01 OFF Press ENTER to change 30220980_088_R01 Switch the unit on off from the keypad Set point Read write and read only screens displaying the main...

Page 30: ...n FBUS PORT Configuration AC76 30220980_090_R01 th Tune Humidity probe PRESENT En party function NO Configuration AC78 30220980_089_R01 1 Access screen Ac76 and enable th Tune 1 Enable the humidity pr...

Page 31: ...time and temperature set point Press Power repeatedly to exit the procedure and return to the standard display ESC to exit If no button is pressed the display starts flashing after 30 s and then auto...

Page 32: ...e bands the start time of the corresponding time band 2 during operation the current time band 5 4 Setting the time and day of the week The current time and day of the week can only be set on the pGDE...

Page 33: ...2 Given the following conditions 1 unit in cooling mode with room temperature probe used as the control probe 2 time bands on pGDE set as follows Fig 5 e Band Start time Operating mode Cooling set poi...

Page 34: ...6 7 8 9 12 14 18 20 22 24 0 t Room temp setpoint Fig 5 f 5 6 Main data display Procedure Press the knob 1 to 4 times to display the temperature humidity values 1 room temperature set point 2 relative...

Page 35: ...ponding time ends the unit will then switch OFF If during this time the scheduler changes operating mode the Party function is deactivated and the scheduler resumes control of the unit The function ca...

Page 36: ...meters in group Ad Automatic normal operating mode 5 10 Procedure for setting the time bands on th Tune To set the time bands the unit must be ON Procedure 30220980_057_R01 1 sec 30220980 053 R01 3 se...

Page 37: ...thedisplayflasheson the room temperature set point 12 Turn the knob and set the set point 30220980_069_R01 30220980_070_R01 30220980_071_R01 13 Press the knob to confirm the time bands icon flashes 1...

Page 38: ...24V 0 3A PELV 20T60 C TYPE 1 ENCL Code PGR04000TCDA0 Made in Italy d r a c S M B d r a c s u B d l e i F XXXXXXXXXXXX 28 pGDE pGDx MAC 00 0A 5C 80 54 8 A Fig 6 c Network connection of the pGDx termin...

Page 39: ...903 PIV3383 pGDx Room temperature 99 9 99 9 C R pGDx Room humidity 0 0 99 9 rh R Tab 6 m Rif Description DEV Min Max UoM Dir Modbus BACnet Y099 7seg number 0 1 10 R W HR1750 PIV3237 DHCP enabled 0 1 R...

Page 40: ...is pressed for a certain time the password will need to be entered again The menu is based on the devices available on the unit items corresponding to devices that are not available are not shown COOL...

Page 41: ...Manual mode possibility to activate each device at a certain percentage during normal operation B a Type of flow switch post ventilation enable night time ventilation functions PID parameters freecool...

Page 42: ...ssociated measurement the value any con figuration errors minimum and maximum output limits any offset and filter digital output the board and channel the description of the associated measurement the...

Page 43: ...sible by pressing Prg and scrolling with After having selected the language the controller shows a selection screen for configuring the unit with the following options configurations already pre loade...

Page 44: ...nit Configuration menu Set the composition of the air handling unit by enabling the various devices such as fans coils dampers etc This is also used to configure all of the common parts between the va...

Page 45: ...sal channels U are available as AIN DIN and AOUT The following parameters are available for each point Group Parameter Description AIN Probe type 0 1 NTC 2 NTC HT 3 NTC 80 4 PT1000 6 0 1V 7 0 10V 8 0...

Page 46: ...il pump 2 Ae55 Preheating coil modulating Ae57 Preheating coil heater 1 Ae60 Preheating coil heater 2 Ae63 Preheating coil heater 3 Ae66 Preheating coil heater 4 Ae69 Reheating coil pump 1 Ae72 Reheat...

Page 47: ...e even after a restart due to a power failure 8 10 Save configuration After setting all of the desired parameters the resulting configuration can be saved so as to be able to restore the same condi ti...

Page 48: ...KAIR_CONF_1 8 10 2 Save load to USB pen drive Save configuration Procedure 1 connect a USB pen drive with micro USB connector 2 access screen Ac99 3 select Export and USB 4 type the file name and con...

Page 49: ...vailable settings will be affected accordingly For modulating dampers the request can be scaled between a minimum and a maximum value so as to allow a minimum amount of fresh air intake The dampers in...

Page 50: ...1 PIV3136 Ca06 Fresh air damper Minimum regulation value 0 0 0 0 100 0 R W HR1642 AV3137 Fresh air damper Maximum regulation value 100 0 0 0 100 0 R W HR1643 AV3138 Ca09 Mixing air damper Minimum regu...

Page 51: ...larm is generated that shuts down the unit with manual reset If the fan is running steady state the flow switch when activated generates an alarm that shuts down the unit after the first attempt The f...

Page 52: ...eshold for the activation of warm up procedure 1 0 99 0 99 0 C R W HR1329 AV2837 Settable delay between return and supply fan activation seconds To be used only when warm up procedure is disabled 15 1...

Page 53: ...an delay Supply fan regulation request RETURN FAN FLOW OK Return fan warm up request FLOW OK ALARM All retries have been attempted Warning supply air ow error All retries have been attempted NO YES NO...

Page 54: ...en attempted NO NO NO NO YES YES YES YES NO YES NO NO YES YES Fig 9 f 9 4 Types of control The main control on the unit is temperature control using one of the following probes or combinations 1 Suppl...

Page 55: ...tions Main temperature control with return supply probe Main temperature control with return room probe Air quality control with fans and pressure or flow control This type of control is aimed at keep...

Page 56: ...ion probe C F set Freecooling Recovery IEC Main coil Fan speed Fig 9 i Note freecooling freeheating and heat recovery are considered alternatives as during freecooling freeheating the bypass damper is...

Page 57: ...t device becomes available again the second is kept active and the first is activated at 100 output This makes the response faster 9 5 3 Incremental PID Incremental PID is the most common control mode...

Page 58: ...or correct operation of this function the following need to be set The PID parameters relating to each individual actuator considering the type of probe selected the supply probe will have fast respon...

Page 59: ...n This accessory function is also active as the only limit stage in the main supply temperature control function Below is a summary of the limit action Main control return or room temperature Main con...

Page 60: ...ng set points and limits however the current set point can be changed on the specific screen Qc01 or on the th Tune terminal if connected The unit works so as to maintain the desired temperature by ac...

Page 61: ...compensation offset 2 0 20 0 10 0 C R W HR1184 AV2694 Tab 9 p 9 9 Coils k air can manage up to three coils called preheating main and reheating Each of these has different characteristics and requi r...

Page 62: ...rature threshold after a settable delay An action can be set in response to the alarm selected from the following Signal only Complete opening of the valve and changeover to the next control device if...

Page 63: ...digital outputs one to control opening and one to control closing The valve travel time can be set for control and to estimate the position k air optimises the opening and closing commands in order t...

Page 64: ...enable antilock function TRUE 0 1 R W CS293 BV293 Cooling Heating coil pumps rotation time 24 0 999 h R W HR1669 PIV3164 Da24 Coil floating valve Running time 180 1 999 s R W HR1914 PIV3940 Db01 PreHe...

Page 65: ...L document BLDC compressor envelopes available on ksa carel com 9 10 4 BLDC compressor start up procedure k air manages the start up of BLDC compressors in accordance with the manufacturer s specifica...

Page 66: ...eing exceeded action 1 refers to the control action before exiting the envelope action 2 to the limiting action working point already outside of the envelope High compression ratio prevention zone 2 D...

Page 67: ...damaging the circuit or other components the control algorithm stops the compressors and closes the thermostatic valve This does not prevent the normal unit control functions as the other devices rema...

Page 68: ...ircuit control status Note see the parameter table reference Ua Ub Uc 9 11 Direct expansion managed by Chiller Chiller is the solution for the complete management of reverse cycle refrigeration units...

Page 69: ...7 k air with uChiller direct expansion is now operational Rif Description Dev Min Max UoM Dir Modbus BACnet UNIT Ac08 PreHeating coil type 0 0 5 R W HR1296 PIV2804 Main coil type 0 0 7 R W HR1297 PIV...

Page 70: ...cessary to reduce wasted water when the exhaust air reaches saturation The power supplied to the IEC humidifier is used to increase the amount of moisture introduced into the saturated air which then...

Page 71: ...ehum Key RegPrb Control probe HumSetp Humidity set point Band Changeover band ChgDT Changeover delay Fig 9 ab Rif Description Dev Min Max UoM Dir Modbus BACnet UNIT Aa75 Unit setpoints Humidity Coolin...

Page 72: ...off Adiabatic 0 10 V signal or on off HumiSonic the request is sent via serial Humifog the request is sent via serial If selecting adiabatic humidifiers a number of dedicated functions are available...

Page 73: ...1 R W CS252 BV252 F028 Number of working hours left before check the humidifier cylinder 0 65535 R IR514 PIV3828 Parameters for device configuration Hours counter reset request 0 1 R W CS253 BV253 Tab...

Page 74: ...per and subsequently increase the fan speed always in accordance with the fan operating mode Fixed speed fans are activated at maximum speed For fans with pressure flow control the speed increases due...

Page 75: ...ACnet FANS Ba15 Enable fan regulation in case of FreeCooling FreeHeating FALSE 0 1 R W CS247 BV247 Ba33 Fan temperature regulation PID parameters Proportional gain 8 0 999 9 999 9 R W HR1513 AV3014 Fa...

Page 76: ...ignalling if the heat recovery unit is clogged This is signal only with no effect on control Rif Description Dev Min Max UoM Dir Modbus BACnet UNIT Ac01 Fans type 0 On Off 1 3 speeds 2 Modulating 3 Mo...

Page 77: ...e or flow rate control The fans will gradually increase air flow according to the request form the first stage of main temperature control See the chapter on freecooling freeheating Tab 9 ai Rif Descr...

Page 78: ...itching off Rif Description Dev Min Max UoM Dir Modbus BACnet FANS Bb06 Supply fan Minimum regulation value 0 0 0 0 100 0 R W HR1896 AV3376 Supply fan Maximum regulation value 100 0 0 0 100 0 R W HR18...

Page 79: ...t based on set start and end times the minimum ventilation and or freecooling functions can be enabled If the condi tions for enabling both functions are met it is possible to decide which of the two...

Page 80: ...the supply of fresh air by increasing the fan speed due to an increase in the flow rate set point or static pressure set point starting from the nominal set point up to the maximum setting specific p...

Page 81: ...High limit value 1000 0 LowLimVal MaxVal_ RW ppm R W HR1136 AV2646 Aa51 Unit setpoints Air quality Pre comfort Setpoint 800 0 LowLimVal HiLimVal ppm R W HR1137 AV2647 Unit setpoints Air quality Pre co...

Page 82: ...R W HR1589 AV3084 Auxiliary Regulation 1 Dout Differential 20 0 0 0 999 9 R W HR1590 AV3085 Auxiliary Regulation 1 Modulating High limit 100 0 0 0 100 0 R W HR1591 AV3086 Auxiliary Regulation 1 Enabl...

Page 83: ...e function Automatic mode 0 0 3 R W HR1950 PIV3973 Purge function Start hour 0 0 23 h R W HR1951 PIV3974 Purge function Start minute 0 0 59 min R W HR1952 PIV3975 Tab 9 ay Operation mode Purge functio...

Page 84: ...perature Antifr_pr_thr Frost protection temperature threshold Antifreeze alarm Frost protection alarm Wd Warning delay S_pr_th Supply probe threshold Control If the condition for ending frost protecti...

Page 85: ...ils are activated at a fixed percentage Rif Description Dev Min Max UoM Dir Modbus BACnet UNIT Ac54 Antifreeze temperature threshold 2 0 50 0 20 0 C R W HR1349 AV2857 Antifreeze ending delta 3 0 0 0 1...

Page 86: ...UoM Dir Modbus BACnet HEAT RECOVERY E008 Heating exchanger type 0 0 4 R HR1293 PIV2801 Bypass damper minimum opening threshold 5 0 50 0 30 0 C R W HR1462 AV2970 Bypass damper maximum opening threshol...

Page 87: ...tion T_OFF Minimum time between defrosts t time Fig 9 as 9 25 Evaporator defrost 30220980_196_R01 EXHAUST AIR EXTERNAL AIR RETURN AIR SUPPLY AIR CP RV S EEV REC E G T2 M T1 P1 P2 P Key Bypass_dmp_op B...

Page 88: ...the 4 way valve reverses the cycle 2 a timer starts used to calculate the Defrost step 3 minimum and maximum time 3 the compressor On Off starts and remains on for a time between Min time step 3 and M...

Page 89: ...e 9 25 1 Plate heat recovery unit The bypass damper opens according to the outside temperature value so as to reduce the amount of fresh outside air entering the heat exchanger It continues to be cros...

Page 90: ...time 5 0 65535 min R W HR1529 PIV3030 Ua15 Enable refrigerant ciruit for active heat recovery unit 0 1 R DI705 BV1163 Defrost time for stop compressor 5 0 65535 min R W HR1530 PIV3031 Ua18 Defrost min...

Page 91: ...main active It is also possible to enable this function even when the unit is Off in which case only the water coils are forced to the set per centage for frost protection as otherwise this cannot be...

Page 92: ...590 Unit setpoints Return temperature Heating Economy Setpoint 20 0 LowLimVal HiLimVal C R W HR1081 AV2591 Unit setpoints Return temperature Cooling Economy Low limit value 23 0 0 0 HiLimVal C R W HR1...

Page 93: ...R W HR1129 PIV2639 Unit setpoints Supply air flow High limit value 7000 LowLimVal 65535 m 3 h R W HR1130 PIV2640 Aa45 Scheduler configuration Enabled FALSE 0 1 R CS064 BV64 Unit setpoints Supply air...

Page 94: ...onomy Low limit value 35 0 0 0 HiLimVal rh R W HR1164 AV2674 Unit setpoints Humidity Cooling Economy High limit value 65 0 LowLimVal 100 0 rh R W HR1165 AV2675 Unit setpoints Humidity Heating Economy...

Page 95: ...eriodo 1 Periodo 2 Periodo 3 Fig 9 az PROGRAMMING EXAMPLE 1 setting the time bands and copying them from one day to another 1 Press Esc one or more times to go to the standard display 2 Press Prg to a...

Page 96: ...he previous example Vacation periods last at least two days and the selected operating mode has priority over any daily programs Go to screens Ab18 Ab21 Ab24 and set the special days Special days last...

Page 97: ...FF 1 Economy 2 Comfort 0 3 R W HR1204 PIV2713 Ab09 Enable event 7 0 1 R W CS202 BV202 Start hours event 7 0 23 R W HR1205 PIV2714 Start minutes event 7 0 59 R W HR1206 PIV2715 0 OFF 1 Economy 2 Comfor...

Page 98: ...CS215 BV215 Day 7 1 31 d R W HR1263 PIV2771 Monht 7 1 12 m R W HR1264 PIV2772 Program 0 7 R W HR1265 PIV2773 Enable special day 8 0 1 R W CS216 BV216 Day 8 1 31 d R W HR1266 PIV2774 Month 8 1 12 m R W...

Page 99: ...bled if the corresponding device is not fitted on the unit e g checks the heat recovery exchanger Here is the extract of the checks to be carried out ID Description Availability Action Expiry months 0...

Page 100: ...ce program timings VDI 6022 0 0 Hygienic insp Thrsh 24m Typ 1 1 OutAir inlets Thrsh 12m Typ VDI 6022 1 Jb02 30220980_134_R01 Following configuration of the counters the scheduled maintenance function...

Page 101: ...15 Enable of the VDI function TRUE 0 1 R W CS316 BV316 Month selection variable 1 0 5 R W HR1701 PIV3196 Reset type FALSE Blocker Alarm TRUE Warning TRUE 0 1 R W CS317 BV317 Enable of the VDI function...

Page 102: ...et timings after the inspection 0 1 R W CS358 BV358 Countdown before the next inspection 0 65535 R IR523 PIV3837 Reset timings after the inspection 0 1 R W CS307 BV307 Jb09 Countdown before the next i...

Page 103: ...HMI can easily switch betwe en the k water and k air controllers meaning only one graphic terminal needs to be installed in the room This is done following the commissioning procedure see the paragrap...

Page 104: ...considers the set point set by the user with control based on the lower of the two always converted into an absolute humidity value Commissioning k air k water integration after the network wiring has...

Page 105: ...Y020 Serial interface settings Address baudrate parity configuration Network address for Ebmpapst fan 31 0 999999 R W HR1477 PIV2982 Y025 Serial interface parameters timeout command delay etc Fan Netw...

Page 106: ...0 0 LowLimVal HiLimVal C R W HR1075 AV2585 Unit setpoints Supply temperature Cooling Comfort Low limit value 16 0 0 0 HiLimVal C R W HR1076 AV2586 Unit setpoints Supply temperature Heating Comfort Low...

Page 107: ...oint 400 0 LowLimVal HiLimVal Pa R W HR1119 AV2629 Unit setpoints Supply static pressure Pre comfort Low limit value 200 0 MinVal_RW HiLimVal Pa R W HR1120 AV2630 Unit setpoints Supply static pressure...

Page 108: ...value 3000 0 HiLimVal m 3 h R W HR1159 PIV2669 Unit setpoints Return air flow High limit value 7000 LowLimVal 65535 m 3 h R W HR1160 PIV2670 Aa75 Unit setpoints Humidity Cooling Economy Setpoint 60 0...

Page 109: ...event 9 0 59 R W HR1212 PIV2721 0 OFF 1 Economy 2 Comfort 0 3 R W HR1213 PIV2722 Enable event 10 0 1 R W CS205 BV205 Start hours event 10 0 23 R W HR1214 PIV2723 Start minutes event 10 0 59 R W HR121...

Page 110: ...S219 BV219 Day11 1 31 d R W HR1275 PIV2783 Ab21 Month 11 1 12 m R W HR1276 PIV2784 Program 0 7 R W HR1277 PIV2785 Enable special day 12 0 1 R W CS220 BV220 Day 12 1 31 d R W HR1278 PIV2786 Month 12 1...

Page 111: ...0 20 0 K R W HR1324 AV2832 Ac40 Free cooling PID parameters Proportional gain 8 0 0 0 999 9 R W HR1325 AV2833 Free cooling PID parameters Integral time 120 0 999 R W HR1326 PIV2834 Ac42 Free heating P...

Page 112: ...ror 0 0 100 R W HR1374 PIV2882 Main coil request in case of regulation probe error 0 0 0 0 100 0 R W HR1375 AV2883 PreHeating coil request in case of regulation probe error 50 0 0 0 100 0 R W HR1376 A...

Page 113: ...0 0 100 0 R W HR1061 AV2571 Ad42 Auxiliary Regulation 1 Manual mode enabled FALSE 0 1 R W CS266 BV266 Auxiliary Regulation 1 Modulating Manual mode value 0 0 0 0 100 0 R W HR1596 AV3091 Auxiliary Regu...

Page 114: ...0 99 h R IR437 PIV3788 Main coil step 1 Working hours threshold 1000hrs 30 0 99 R W HR1421 PIV2929 Main coil step 1 Working hours left to the maintenance 0 99 h R IR439 PIV3789 Main coil step 1 Workin...

Page 115: ...maintenance 0 99 h R IR499 PIV3819 Re heat coil step 2 Working hours reset 0 1 R W HR1452 PIV2960 Ae83 Re heat coil step 3 Working hours 0 0 99 h R IR501 PIV3820 Re heat coil step 3 Working hours thr...

Page 116: ...Ebm papst fan 10 0 625 s R W HR1565 PIV3065 Automatically generated Time in s for a negative change of set value for Ebmpapst fan 10 0 625 s R W HR1566 PIV3066 Automatically generated Preferred runnin...

Page 117: ...0 1 R W CS240 BV240 Automatically generated 0 Check condition 1 Write new addr 2 Reboot fan firmware 3 Wait offline 4 Reset communication and wait online status 5 Reset procedure 0 9 R IR511 PIV3825...

Page 118: ...50 0 0 0 100 0 R W HR1664 AV3159 Da18 Cooling coil request during antifreeze off status 50 0 0 0 100 0 R W HR1665 AV3160 Da21 Cooling Heating coil pumps number 0 0 2 R W HR1666 PIV3161 Cooling Heating...

Page 119: ...999 s R W HR1554 PIV3055 F012 Low supply temperature threshold 16 0 0 0 25 0 C R HR1354 AV2862 Humidifier Min temperature proportional part Only adiabatic hum 8 0 0 0 999 0 R W HR1555 AV3056 Humidifi...

Page 120: ...1611 PIV3106 Auxiliary Regulation 3 Output selection 0 0 1 R W HR1612 PIV3107 H023 Auxiliary Regulation 3 Dout Error value FALSE 0 1 R W CS275 BV275 Auxiliary Regulation 3 Modulating Error value 0 0 0...

Page 121: ...e VDI function TRUE 0 1 R W CS302 BV302 Month selection variable 3 0 5 R W HR1694 PIV3189 Reset type FALSE Blocker Alarm TRUE Warning TRUE 0 1 R W CS303 BV303 Ja06 Enable of the VDI function TRUE 0 1...

Page 122: ...Enable of the VDI function TRUE 0 1 R W CS344 BV344 Month selection variable 2 0 5 R W HR1715 PIV3210 Reset type FALSE Blocker Alarm TRUE Warning TRUE 0 1 R W CS345 BV345 Enable of the VDI function TR...

Page 123: ...spection 0 65535 R IR542 PIV3856 Reset timings after the inspection 0 1 R W CS377 BV377 Countdown before the next inspection 0 65535 R IR543 PIV3857 Reset timings after the inspection 0 1 R W CS378 BV...

Page 124: ...discharge temp alarm limit 999 9 999 9 R IR611 AV3925 Ub05 BLDC informations Current discharge superheat 999 9 999 9 K R IR612 AV3926 BLDC to EVD parameters EVD regulation subtype 0 9 R IR237 IV3625 U...

Page 125: ...set 60 1 1440 min R W HR1894 PIV3375 Ub24 Automatically generated Reset type 0 Manual 1 Semiautomatic FALSE 0 1 R W CS459 BV458 Ub25 BLDC informations Debug FB version x 0 9 R IR613 PIV3927 BLDC infor...

Page 126: ...l number control enable FALSE 0 1 R W CS389 BV388 Uc11 Curr compressor configuration Powerplus Min output frequency UI_FreqLi mitMin UI_ FreqLi mit500Hz R W HR1795 AV3281 Curr compressor configuration...

Page 127: ...Powerplus V f voltage adjustment 0 0 100 0 R W HR1832 AV3318 Uc29 Curr compressor configuration Powerplus Motor magnetizing current UI_ MotMagne tizingA_ MinLim UI_ MotMagne tizingA_ MaxLim R W HR183...

Page 128: ...Semiautomatic FALSE 0 1 R W CS424 BV423 Reset type 0 Manual 1 Semiautomatic FALSE 0 1 R W CS425 BV424 Reset type 0 Manual 1 Semiautomatic FALSE 0 1 R W CS426 BV425 Reset type 0 Manual 1 Semiautomatic...

Page 129: ...150 0 MskLimMin MskLimMax s R W HR1761 AV3247 EEV Integral time cooling mode 1 0 MskLimMin MskLimMax s R W HR1762 AV3248 V008 EEV Proportional gain heating mode 15 0 MskLimMin MskLimMax R W HR1763 AV3...

Page 130: ...e memory 0 1 R W HR1394 PIV2902 Xc01 Unit of measure for user interface 0 0 6 R W HR978 IV2501 Y001 BMS Line 0 None 1 Modbus 2 BACnet 0 0 2 R W HR1904 PIV3384 BMS2 Line 0 None 1 Modbus 2 BACnet 0 0 2...

Page 131: ...0 255 R IR561 PIV3875 DNS XXX xxx xxx xxx 0 255 R IR562 PIV3876 DNS xxx XXX xxx xxx 0 255 R IR563 PIV3877 DNS xxx xxx XXX xxx 0 255 R IR564 PIV3878 DNS xxx xxx xxx XXX 0 255 R IR565 PIV3879 Tab 10 n 1...

Page 132: ...ameters Status variables Evaporation temperature 999 9 999 9 C R IR22 9 AV36 18 Qa 18 0 Null 1 OK 2 Max comp rat 3 Max dsc P 4 Curr limit 5 Max suct P 6 Min comp rat 7 Min Del taP 8 Min dsc P 9 Min su...

Page 133: ...r modbus variables External temperature 999 9 999 9 R IR25 8 AV36 46 KWater modbus variables KAir circuit temperature 999 9 999 9 R IR25 9 AV36 47 Unit status kwater 0 99 R IR26 0 PIV3 648 Qa 48 Power...

Page 134: ...an for Ebmpapst fan 0 9999 rpm R IR31 8 PIV3 699 Automatically generated DC link voltage for Ebmpapst fan 0 9999 R IR31 9 PIV3 700 Automatically generated DC link current for Ebmpapst fan 0 9999 R IR3...

Page 135: ...status bit 0 IGBT fault 0 1 R DI69 3 BV11 51 Fan status working mode errors Working status defines current working conditions 0 65535 R IR35 1 PIV3 732 Fan status working mode errors Working status c...

Page 136: ...ble event 1 CS023 BV23 Scheduler_Cfg Prg 1 Event 8 Enabled Scheduler configuration Program Event Enable event 1 CS024 BV24 Scheduler_Cfg Prg 1 Event 9 Enabled Scheduler configuration Program Event Ena...

Page 137: ...ers alarm Logic digital input 1 CS084 BV84 SupplyFiltAlrm_1 LogicDin_RW Supply filter alarm 1 Logic digital input 1 CS085 BV85 SupplyFiltAlrm_2 LogicDin_RW Supply filter alarm 2 Logic digital input 1...

Page 138: ...4 Logic digital output 1 CS147 BV147 MainVlv_Open LogicDout_RW Main floating valve open Logic digital output 1 CS148 BV148 PreHeatVlv_Open LogicDout_RW Pre heating floating valve open Logic digital o...

Page 139: ...Msk 13 Enabled 1 CS222 BV222 Scheduler_ OnOffUnit FB_ SchedulerMskMng_ 1 SDays_ T_ Msk 14 Enabled 1 CS223 BV223 BLDC_compressor AlrmResetMng_BLDC_1 ResetTyp_BLDC_Alrm Automatically generated Reset ty...

Page 140: ...SatHum Alrm_R Saturation humidity Alarm probe broken or disconnected 1 DI054 BV512 FreshAirPreHeatTemp Enable_W Fresh Air Pre Heattemperature Enable input 1 DI055 BV513 FreshAirPreHeatTemp Configured...

Page 141: ...status 1 DI1011 BV1240 Al_SatTemp Active Saturation temperature probe alarm Alarm status 1 DI1012 BV1241 Al_SatHum Active Saturation humidity probe alarm Alarm status 1 DI1013 BV1242 Al_FreshAirPreHe...

Page 142: ...Fault Active Inverter Autotuning fault 15 Alarm status 1 DI1067 BV1296 Al_Inv16_DrvDis Active Inverter Drive disabled 16 Alarm status 1 DI1068 BV1297 Al_Inv17_MotPhaseFault Active Inverter Motor phase...

Page 143: ...Humisonic Faulty drain Alarm status 1 DI1127 BV1353 Al_Wmissing_Humisonic Active Humisonic Missing water Alarm status 1 DI1128 BV1354 Al_ExtSignal_Humisonic Active Humisonic External signal not corre...

Page 144: ...an Current limitation engaged I_Limit Alarm status 1 DI1176 BV1402 Al_BrakeMode_EBM_RetFan Active EBM return fan Brake mode Brake Alarm status 1 DI1177 BV1403 Al_CableBreak_EBM_RetFan Active EBM retur...

Page 145: ...he humidifier water Alarm status 1 DI1226 BV1452 Al_ VDI_ AirHumWithNoClearW_ 6_ 2_7 Active Alarm VDI Function check control valve Alarm status 1 DI1227 BV1453 Al_ VDI_ AirHumWithNoClearW_ 6_ 2_8 Acti...

Page 146: ...enance required Alarm status 1 DI1271 BV1497 Al_WrkHrs_MainCoilStep4 Active Warning Main coil step 4 maintenance required Alarm status 1 DI1272 BV1498 Al_WrkHrs_PreHeatCoilPmp1 Active Warning Pre heat...

Page 147: ...nfigured_R Supply air flow switch Digital input configured 1 DI145 BV603 SupplyAirFlwSw Val_R Supply air flow switch 1 DI146 BV604 RetAirFlwSw Val_Hw_R Return air flow switch Value reads from board 1...

Page 148: ...BV666 SrsAlrm Configured_R Serious alarm Digital input configured 1 DI209 BV667 SrsAlrm Val_R Serious alarm 1 DI210 BV668 GenAlrm Val_Hw_R Generic alarm Value reads from board 1 DI211 BV669 GenAlrm En...

Page 149: ...d Val_R Fresh air preHeat coil pump 2 overload 1 DI270 BV728 FreshAirDampSw Val_Hw_R Fresh air damper switch Value reads from board 1 DI271 BV729 FreshAirDampSw Enable_W Fresh air damper switch Enable...

Page 150: ...tP Val_Hw_R Setpoint by digital input Value reads from board 1 DI335 BV793 Din_SetP Enable_W Setpoint by digital input Enable input 1 DI336 BV794 Din_SetP Configured_R Setpoint by digital input Digita...

Page 151: ...p_Dout Val_W Return air damper 1 DI400 BV858 RetAirDamp_Dout Enable_W Return air damper Enable output 1 DI401 BV859 RetAirDamp_Dout Configured_R Return air damper Output configurated 1 DI402 BV860 Mix...

Page 152: ...Auxiliary output 4 Hardware value writes from board 1 DI471 BV929 AuxOut4_Dout Enable_W Auxiliary output 4 Enable output 1 DI473 BV931 AuxOut4_Dout Configured_R Auxiliary output 4 Output configurated...

Page 153: ...tCoil_Step2 Val_Hw_R Preheat heater 2 Hardware value writes from board 1 DI535 BV993 PreHeatCoil_Step2 Val_W Preheat heater 2 1 DI536 BV994 PreHeatCoil_Step2 Enable_W Preheat heater 2 Enable output 1...

Page 154: ...FiltAlrm_Dout Val_Hw_R Filters alarm Hardware value writes from board 1 DI595 BV1053 FiltAlrm_Dout Val_W Filters alarm 1 DI596 BV1054 FiltAlrm_Dout Enable_W Filters alarm Enable output 1 DI597 BV1055...

Page 155: ...ror 1 DI706 BV1164 AuxiliaryRegulation AuxReg1_Info OutputCheckCfgErr Auxiliary regulation 1 Informations Output check configu ration error 1 DI707 BV1165 AuxiliaryRegulation AuxReg1_Info DOut Auxilia...

Page 156: ...t minutes event 1 HR024 PIV1547 Scheduler_Cfg Prg 0 Event 7 Mode Scheduler configuration Program Event 0 OFF 1 Eco nomy 2 Comfort 1 HR025 PIV1548 Scheduler_Cfg Prg 0 Event 8 Hours Scheduler configurat...

Page 157: ...m Event Start hours event 1 HR074 PIV1597 Scheduler_Cfg Prg 2 Event 4 Mins Scheduler configuration Program Event Start minutes event 1 HR075 PIV1598 Scheduler_Cfg Prg 2 Event 4 Mode Scheduler configur...

Page 158: ...heduler_Cfg Prg 3 Event 6 Mode Scheduler configuration Program Event 0 OFF 1 Eco nomy 2 Comfort 1 HR112 PIV1635 Scheduler_Cfg Prg 3 Event 7 Hours Scheduler configuration Program Event Start hours even...

Page 159: ...Scheduler_ OnOffUnit FB_ SchedulerMskMng_ 1 Vac_ T_ Msk 2 Mode 1 HR1243 PIV2751 Scheduler_ OnOffUnit FB_ SchedulerMskMng_ 1 SaveData_ VacationsPrg 1 HR1244 PIV2752 Scheduler_ OnOffUnit FB_ SchedulerM...

Page 160: ...B_ SchedulerMskMng_ 1 SDays_ T_ Msk 11 Day 1 HR1278 PIV2786 Scheduler_ OnOffUnit FB_ SchedulerMskMng_ 1 SDays_ T_ Msk 11 Month 1 HR1279 PIV2787 Scheduler_Cfg SDays 2 Day Scheduler configuration Specia...

Page 161: ...nth Scheduler configuration Special day Month 1 HR166 PIV1689 Scheduler_Cfg Vac 0 EndDay Scheduler configuration Vacation period End day 1 HR167 PIV1690 Scheduler_Cfg Vac 0 EndMonth Scheduler configur...

Page 162: ...lected 1 HR229 PIV1752 RoomHum Ch_Type_RW Room humidity Type probe used 1 HR230 PIV1753 RoomHum MinVal_RW Room humidity Minimum value analog input 1 HR231 AV1754 RoomHum MaxVal_RW Room humidity Maximu...

Page 163: ...1 HR290 PIV1813 SupplyAirP Board_RW Supply air pressure Board selected 1 HR291 PIV1814 SupplyAirP Ch_Id_RW Supply air pressure Channel id selected 1 HR292 PIV1815 SupplyAirP Ch_Type_RW Supply air pre...

Page 164: ...78 PreHeatCoilWaterTemp Ch_Type_RW Preheat coil water temperature Type probe used 1 HR356 PIV1879 PreHeatCoilWaterTemp MinVal_RW Preheat coil water temperature Minimum value analog input 1 HR357 AV188...

Page 165: ...d_RW Return recovery temperature Board selected 1 HR417 PIV1940 RetRecoveryTemp Ch_Id_RW Return recovery temperature Channel id selected 1 HR418 PIV1941 RetRecoveryTemp Ch_Type_RW Return recovery temp...

Page 166: ...rm Ch_Id_RW Return filter alarm Channel id selected 1 HR483 PIV2006 HumAlrm Board_RW Humidifier alarm Board selected 1 HR484 PIV2007 HumAlrm Ch_Id_RW Humidifier alarm Channel id selected 1 HR485 PIV20...

Page 167: ...44 PIV2067 AuxDin_2 Ch_Id_RW Auxiliary digital input 2 Channel id selected 1 HR545 PIV2068 AuxDin_3 Board_RW Auxiliary digital input 3 Board selected 1 HR546 PIV2069 AuxDin_3 Ch_Id_RW Auxiliary digita...

Page 168: ...On_RW Supply fan Time on cycle relay 1 HR604 PIV2127 SupplyFan_Dout T_Off_RW Supply fan Time off cycle releay 1 HR605 PIV2128 SupplyFan_Dout Ch_Type_RW Supply fan Digital output type 1 HR606 PIV2129 R...

Page 169: ...RW Auxiliary output 2 Digital output type 1 HR671 PIV2194 AuxOut3_Dout Board_RW Auxiliary output 3 Board selected 1 HR672 PIV2195 AuxOut3_Dout Ch_Id_RW Auxiliary output 3 Channel id selected 1 HR673 P...

Page 170: ...HR732 PIV2255 ReHeatCoil_Step1 Ch_Id_RW Postheat heater 1 Channel id selected 1 HR733 PIV2256 ReHeatCoil_Step1 T_On_RW Postheat heater 1 Time on cycle relay 1 HR734 PIV2257 ReHeatCoil_Step1 T_Off_RW P...

Page 171: ...5 PreHeatPmp_1 Ch_Id_RW Pre Heating pump 1 Channel id selected 1 HR793 PIV2316 PreHeatPmp_1 T_On_RW Pre Heating pump 1 Time on cycle relay 1 HR794 PIV2317 PreHeatPmp_1 T_Off_RW Pre Heating pump 1 Time...

Page 172: ...W Bypass damper Channel id selected 1 HR860 PIV2383 BypassDamp_Aout MinOut_RW Bypass damper Minimum signal analog output 1 HR861 AV2384 BypassDamp_Aout MaxOut_RW Bypass damper Maximum signal analog ou...

Page 173: ...RW Auxiliary output 1 Channel id selected 1 HR920 PIV2443 AuxAout_1 MinOut_RW Auxiliary output 1 Minimum signal analog output 1 HR921 AV2444 AuxAout_1 MaxOut_RW Auxiliary output 1 Maximum signal analo...

Page 174: ...06 VDI_Conf 14 Month Month before the required inspection 1 IR015 PIV3407 VDI_Conf 15 Month Month before the required inspection 1 IR016 PIV3408 VDI_Conf 16 Month Month before the required inspection...

Page 175: ...Saturation humidity 1 IR080 AV3472 FreshAirPreHeatTemp Uom_W Fresh Air Pre Heattemperature Uom analog input 1 IR081 PIV3473 FreshAirPreHeatTemp Val_Hw_R Fresh Air Pre Heattemperature Value reads from...

Page 176: ...540 RetFan_Aout Val_Hw_R Return fan Hardware value writes from board 1 IR150 AV3542 BypassDamp_Aout Val_Hw_R Bypass damper Hardware value writes from board 1 IR152 AV3544 MixingDamp_Aout Val_Hw_R Mixi...

Page 177: ...C1 Dbg_FBVersion_Y BLDC informations Debug FB version y 1 IR614 PIV3928 Info_BLDC1 Dbg_FBVersion_Z BLDC informations Debug FB version z 1 IR615 PIV3929 Info_BLDC1 Dbg_FBVersion_Beta BLDC informations...

Page 178: ...flash see the Alarm table pGDX a red number is shown at the top right next to the alarm icon which indicates the number of active alarms The alarm relays are activated on the digital outputs If the a...

Page 179: ...80_117_R01 12 2 Alarm parameters These involve the thresholds and delays after which the alarms are activated for example Ac56 frost protection warning and alarm delay Ac60 low supply temperature thre...

Page 180: ...be alarm Automatic Display only DI1027 AL028 Auxiliary probe 2 probe alarm Automatic Display only DI1028 AL029 Auxiliary probe 3 probe alarm Automatic Display only DI1029 AL030 Auxiliary probe 4 probe...

Page 181: ...EBM supply fan Power limitation engaged P_Limit Automatic Immediate supply fan shutdown DI1149 AL147 EBM supply fan Current limitation engaged I_Limit Automatic Immediate supply fan shutdown DI1150 AL...

Page 182: ...I1208 AL206 ZA return fan Motor locked Automatic Immediate return fan shutdown DI1209 AL207 ZA return fan Peak current Automatic Immediate return fan shutdown DI1210 AL208 IO Configuration error Autom...

Page 183: ...L257 Preheat coil flow switch alarm Automatic Immediate preheating coil shutdown DI1260 AL258 Recovery clogged alarm Automatic Display only DI1261 AL259 Reheater alarm Automatic Immediate reheating co...

Page 184: ...ure out of range warning Automatic Display only Valve forced open Valve forced closed parameter DI1302 AL296 Reheating coil water temperature out of range warning Automatic Display only Valve forced o...

Page 185: ...uration can be saved and then reloaded after updating the application software For details on the procedure for saving and loading the user configurations see the chapter Commissioning 13 1 Update via...

Page 186: ...ess Alarm and Enter for 3 s 30220980_041_R01 USB key 30220980_042_R01 C1 NO1 NO2 NO3 C1 C4 NO4 NO5 NO6 C4 C7 NO7 C7 NO8 C8 NC8 U4 GND U5 GND VG VG0 Y1 Y2 Y3 Y4 ID1 ID2 ID3 ID4 ID5 ID6 ID7 ID8 IDC1 J3...

Page 187: ...al 0300057EN To update the application program via FTP 1 Open a file uploader with FTP protocol e g FileZilla 2 Enter the IP address of the c pCO controller and the access credentials default user ano...

Page 188: ...188 k air 030220981 rel 1 2 01 12 2020 Note...

Page 189: ...189 k air 030220981 rel 1 2 01 12 2020 Note...

Page 190: ...190 k air 030220981 rel 1 2 01 12 2020 Note...

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Page 192: ...RIES Headquarters Via dell Industria 11 35020 Brugine Padova Italy Tel 39 049 9716611 Fax 39 049 9716600 e mail carel carel com www carel com k air 030220981 rel 1 2 01 12 2020 k air 030220981 rel 1 1...

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Summary of Contents for k.Air

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Carel k.Air, User Manual, Page: 9 / 192

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Summary of Contents for k.Air

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