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MasterAria

User manual

electronic controller

Summary of Contents for MasterAria

Page 1: ...MasterAria User manual electronic controller...

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Page 3: ...uct should be used or stored in environments that comply with the temperature and humidity limits specified in the manual do not attempt to open the device in any way other than described in the manua...

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Page 5: ...2 Control algorithms 23 4 3 Outlet limits 31 4 3 Notes on settings via serial connection 34 4 4 Alarms 34 4 5 Table of parameters 36 5 SYSTEM DIAGRAMS 42 5 1 System 1 42 5 2 System 2 44 5 3 System 3 4...

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Page 7: ...r the control of single phase and three phase fan motors with the possibility to adjust the maximum cutoff current The product can also be supplied without the electrical panel with the main control b...

Page 8: ...essing once selects the MasterAria ON time changed using UP DOWN pressing again selects the OFF time and pressing a third time exits the timer programming procedure Increase value UP Decrease value DO...

Page 9: ...hen runs fan on off cycles at minimum speed to decrease the humidity Fig 2 f Ventilation This operating mode can be disabled by setting parameter 38 8 The mode may be useful for circulating the air in...

Page 10: ...the corresponding mode 1 AUTOMATIC 2 cooling 4 dehumidification 8 ventilation 16 heating 32 autofan see corresponding paragraph 64 sleep 128 ON OFF timer time display 2 3 Setting the clock and On Off...

Page 11: ...eep function etc Fitted using the special accessory with a serial port for the network connection of a series of units supervisory system Fig 3 b Expansion board with analogue relay outputs code HYVC0...

Page 12: ...n In addition it is fitted with an NTC sensor that can be used for room temperature control Fig 3 j 3 2 Installation The electrical panel can be wall mounted or installed in the air handling unit Wall...

Page 13: ...d to the electrical panel that controls the AHU using 4 plastic spacers manufacturer RICHCO code LCBS 8 01 inserted in the holes on the four corners of the main control board 3 4 MasterAria panel wiri...

Page 14: ...p Key A1 Main control board A2 Expansion board KR1 KM1 Contactor QS1 Main switch QF1 Circuit breaker V1 Fan FU1 Fuse 3 5 Connection diagrams MasterAria connection diagram L L N DI5 B1 B2 B3 DIP L N re...

Page 15: ...urchase codes 3 6 Acqua remote terminal Avoid installing the terminal in places where the room temperature measurement may be altered outside walls near doors leading to the outside exposed to the sun...

Page 16: ...come on in 5 succession if the operation has been completed successfully Other signals indicate problems see the corresponding instruction sheet remove the key and the adapter set the dipswitch to wri...

Page 17: ...ct the appropriate expansion board if the board supplied is not suitable for the actuators used the board supplied with the MasterAria electrical panel has two 0 to 10 Vdc outputs and two relay output...

Page 18: ...signal hot water request normally open Contact closed with cold hot water valve or hot water valve only active open with valve deactivated 5 ON OFF hot cold water valve normally open Activated with c...

Page 19: ...N e DIP4 ON OFF heat cool enable function disabled 2 ON enable digital input 2 for cooling heating changeover for operation of the function see par P56 0 N C Heating N O Cooling 1 N C Cooling N O Heat...

Page 20: ...eters corresponding to the inputs outputs see the following paragraphs Identifying setting the model of unit parameter 124 Once automatic configuration has been completed make sure that MasterAria rec...

Page 21: ...on the operating mode heating or cooling Faults with the control probe or the probe on one of the two heat exchangers cause the fan to stop and the valve to close The control probe is selected by dip...

Page 22: ...see P43 14 14 14 0 14 the economy function corresponds to the sleep function however is activated by digital input Tab 4 f b Important avoid parameter settings that create situations of conflict for...

Page 23: ...UTOMATIC heating 29 29 29 0 255 C P11 Temperature to enable medium fan speed in heating AUTOMATIC heating 33 33 33 0 255 C P12 Temperature to enable maximum fan speed in heating AUTOMATIC heating 37 3...

Page 24: ...band P109 around the set point Tab 4 h 3 Extra Flush parameter 35 Note Function active only if the control probe is not probe BT on the acqua terminal This function ensures correct operation when the...

Page 25: ...n of the set point allowing just a 3 C offset in heating cooling dehumidification and AUTOMATIC mode The set point can be set by serial connection see the corresponding paragraph or on the acqua termi...

Page 26: ...time 0 the P I algorithm is implemented The following graph shows the case of OPENING when the proportional band for the damper and the hot and cold water valves have the same value with the activati...

Page 27: ...Min Max UOM 100 Maximum valve stationary time to unlock 0 antistick function disabled 4 4 4 0 255 hrs 101 Forced movement for antistick Considered as a of the maximum travel set 20 20 20 0 100 Tab 4...

Page 28: ...6 40 40 40 0 255 C 48 Extra flush time with heater 20 20 20 0 255 s Tab 4 h 10 Below is an example of the activation sequence of the MasterAria loads in heating mode the AHU is fitted with a hot cold...

Page 29: ...meter 118 2 continuous fan operation the fan is started at the same time as the heater and remains on for a time equal to P48 after the heater shuts down As further protection the heater is deactivate...

Page 30: ...in cooling 0 0 0 0 255 C 10 03 AUTOMATIC mode Set point differential in heating 0 0 0 0 255 C 10 04 AUTOMATIC mode Cooling hysteresis 0 0 0 0 255 C 10 05 AUTOMATIC mode Heating hysteresis 0 0 0 0 255...

Page 31: ...ed While the outlet limit conditions remain the integral action of the control algorithm is suspended Par Description Def1 Def2 Def3 Min Max UOM 106 Minimum cooling valve heating valve heater outlet t...

Page 32: ...ater Prog Description Def1 Def2 Def3 Min Max UOM 125 Maximum outlet temperature 127 28 28 28 127 C 126 Outlet limit differential 20 20 20 10 255 C 10 Tab 4 k 127 function disabled Freecooling freeheat...

Page 33: ...ro parameters P104 and P105 Prog Description Def1 Def2 Def3 Min Max UOM 15 Function of probe B1 6 Outside probe 7 7 7 0 7 16 Funct probe B2 par table 4 2 4 7 17 Funct probe B3 par table 6 6 6 0 7 39 C...

Page 34: ...l This is especially useful if the MasterAria has the comfort function active e g centralised systems such as hotels offices etc I 83 211 R W Control set point This variable is used to read the value...

Page 35: ...it may cause irreparable damage to the water coils and the heat recovery unit The antifreeze alarm can be activated by probe P121 P122 activation threshold deactivation threshold or by thermostat Mas...

Page 36: ...MATIC mode Set point differential in heating 0 0 0 0 255 C 10 A 3 3 U 04 AUTOMATIC mode Cooling hysteresis 0 0 0 0 255 C 10 A 4 4 U 05 AUTOMATIC mode Heating hysteresis 0 0 0 0 255 C 10 A 5 5 U 06 The...

Page 37: ...134 U 30 Fan set point Manual AUTO 15 15 15 0 255 C A 24 24 U 31 Fan differential Manual AUTO 20 20 20 0 255 C A 25 25 U 32 Flush off 0 Disabled 0 Fan off time 2 2 2 0 255 min I 8 136 U 33 Flush on 0...

Page 38: ...parameters P111 P117 18 Output triac or relay for man of ON OFF heaters with hysteresis on P I Set parameters P111 P112 19 Open 3 point outside damper 20 Close 3 point outside damper 21 0 to 10 Vdc ou...

Page 39: ...I 58 186 F 95 SET TO 1 DO NOT MODIFY 1 1 1 0 1 I 61 189 U 97 3 point valve actuator travel time 120 120 120 1 255 s I 63 191 U 99 Minimum P I movement Minimum variation in P I output to move valve for...

Page 40: ...Enable by probe 2 Enable by digital input 2 2 2 0 2 I 102 230 U 121 Antifreeze activation threshold 2 2 2 28 50 C A 48 48 U 122 Antifreeze deactivation threshold 7 7 7 28 50 C A 49 49 U 123 Antifreez...

Page 41: ...ED 32 Sleep Eco 4 RESERVED 64 Lock function 8 Remote control 128 RESERVED I 79 207 General flags 2 1 Cooling active 16 RESERVED 2 Heating active 32 RESERVED 4 Comfort active 64 RESERVED 8 Economy 128...

Page 42: ...T AIR INPUT AIR OUTPUT NO6 NO5 NO1 B1 DI4 BT DI1 DI2 DI5 B3 B2 M NO4 T1 S1 F1 C1 C2 TH1 V1 V2 T2 P1 P2 FAN T3 DI1 DI2 PR T4 M T Fig 5 a Key AI analogue inputs AO analogue outputs F1 filter T1 outside...

Page 43: ...9 2 P109 2 Fig 5 c Important drawing not to scale for graphics requirements Key P115 proportional band for cooling valve C 10 P116 proportional band for heating valve C 10 P109 dead band C 10 P01 set...

Page 44: ...AI analogue inputs AO analogue outputs P1 pump conn by installer T1 outside probe V heating cooling coil valve REC heat pump T2 heating cooling coil probe S1 outside damper F1 F2 filter T3 outlet pro...

Page 45: ...g not to scale for graphics requirements Key P114 proportional band for damper C 10 S outside damper P115 proportional band for cooling valve C 10 TA room temperature control probe P116 proportional b...

Page 46: ...y AI analogue inputs AO analogue outputs F1 filter T1 outside probe DO digital outputs C heating cooling coil T2 probe heating cooling coil S1_OP open damper P1 pump conn by installer T3 outlet probe...

Page 47: ...alarm via differential pressure switch connected to digital input DI5 Functional diagrams U S S VF VC P114 30 P116 30 100 P01 TA C P109 2 P114 30 P115 30 P109 2 P119 20 Fig 5 k Important drawing not...

Page 48: ...ircuits 250 plastic and insulating materials 175 Period of stress across the insulating parts long Category of resistance to fire category D category B UL 94 V0 Class of protection against voltage sur...

Page 49: ...No2 No3 maximum current VDE0631 6 2 A 250 Vac minimum interval between switching cycles each relay 12 s the manufacturer of the unit that the device is integrated into must guarantee the correct confi...

Page 50: ...p the power cable relay outputs separate from the cables running to the 0 to 10 Vdc outputs Technical specifications Power supply 230 Vac range 15 to 10 50 60 Hz maximum power input 1 5 VA Screw termn...

Page 51: ...mper valve 10 KOhm Relay outputs No4 No5 No6 No7 maximum current at 250 Vac EN60730 resistive 2 A inductive 2 A cos j 0 4 60000 cycles type of relay action microswitching 1C For the voltage outputs No...

Page 52: ...r voltage outputs No4 No5 N06 N07 5m Technical specifications Power supply 230 Vac range 15 to 10 50 60 Hz maximum power input excluding triac loads 1 5 VA Screw termninals max voltage 250 V cable siz...

Page 53: ...excluding triac loads 1 5 VA Screw termninals max voltage 250 V cable size 14 22 AWG max current see outputs No4 7 Voltage outputs No4 No5 maximum current at 250 Vac for each voltage output 0 3 A typ...

Page 54: ...er supply and communication signal from main board to RS485 network 7 pin connector reserved for future use Tab 7 p Warnings Use shielded cables for the serial connections 2 wires shield do not use st...

Page 55: ...cal panel for 4 kW fan motor with adjustable overload protector 0 63 to 1 A CTEDB00005 three phase electrical panel for 4 kW fan motor with adjustable overload protector 1 to 1 6 A CTEDB00006 three ph...

Page 56: ...Notes...

Page 57: ...Notes...

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Page 60: ...ova Italy Tel 39 049 9716611 Fax 39 049 9716600 e mail carel carel com www carel com Agenzia Agency MasterAria 030220481 rel 1 0 12 11 2007 CAREL si riserva la possibilit di apportare modifi che o cam...

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